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From ktur...@apache.org
Subject svn commit: r1470954 [2/4] - in /accumulo/branches/1.4/src: proxy/ proxy/src/main/java/org/apache/accumulo/proxy/ proxy/src/main/java/org/apache/accumulo/proxy/thrift/ proxy/src/main/thrift/ proxy/src/test/java/org/apache/accumulo/proxy/ proxy/src/test...
Date Tue, 23 Apr 2013 13:45:21 GMT
Modified: accumulo/branches/1.4/src/proxy/src/main/java/org/apache/accumulo/proxy/ProxyServer.java
URL: http://svn.apache.org/viewvc/accumulo/branches/1.4/src/proxy/src/main/java/org/apache/accumulo/proxy/ProxyServer.java?rev=1470954&r1=1470953&r2=1470954&view=diff
==============================================================================
--- accumulo/branches/1.4/src/proxy/src/main/java/org/apache/accumulo/proxy/ProxyServer.java (original)
+++ accumulo/branches/1.4/src/proxy/src/main/java/org/apache/accumulo/proxy/ProxyServer.java Tue Apr 23 13:45:21 2013
@@ -1,1534 +1,1389 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package org.apache.accumulo.proxy;
 
-import com.google.common.cache.Cache;
-import com.google.common.cache.CacheBuilder;
-import com.google.common.cache.RemovalListener;
-import com.google.common.cache.RemovalNotification;
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.EnumSet;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Properties;
+import java.util.Set;
+import java.util.SortedSet;
+import java.util.TreeMap;
+import java.util.TreeSet;
+import java.util.UUID;
+import java.util.concurrent.TimeUnit;
+
 import org.apache.accumulo.core.client.AccumuloException;
 import org.apache.accumulo.core.client.AccumuloSecurityException;
-import org.apache.accumulo.core.client.*;
+import org.apache.accumulo.core.client.BatchScanner;
+import org.apache.accumulo.core.client.BatchWriter;
+import org.apache.accumulo.core.client.Connector;
+import org.apache.accumulo.core.client.Instance;
+import org.apache.accumulo.core.client.IteratorSetting;
 import org.apache.accumulo.core.client.MutationsRejectedException;
 import org.apache.accumulo.core.client.Scanner;
+import org.apache.accumulo.core.client.ScannerBase;
 import org.apache.accumulo.core.client.TableExistsException;
 import org.apache.accumulo.core.client.TableNotFoundException;
+import org.apache.accumulo.core.client.ZooKeeperInstance;
+import org.apache.accumulo.core.client.admin.ActiveScan;
+import org.apache.accumulo.core.client.admin.TimeType;
+import org.apache.accumulo.core.client.impl.thrift.TableOperationExceptionType;
+import org.apache.accumulo.core.client.impl.thrift.ThriftTableOperationException;
 import org.apache.accumulo.core.client.mock.MockInstance;
 import org.apache.accumulo.core.conf.Property;
+import org.apache.accumulo.core.data.Column;
+import org.apache.accumulo.core.data.Key;
+import org.apache.accumulo.core.data.KeyExtent;
 import org.apache.accumulo.core.data.Mutation;
+import org.apache.accumulo.core.data.PartialKey;
+import org.apache.accumulo.core.data.Range;
 import org.apache.accumulo.core.data.Value;
-import org.apache.accumulo.core.iterators.IteratorUtil;
+import org.apache.accumulo.core.iterators.IteratorUtil.IteratorScope;
 import org.apache.accumulo.core.security.Authorizations;
 import org.apache.accumulo.core.security.ColumnVisibility;
+import org.apache.accumulo.core.security.SystemPermission;
+import org.apache.accumulo.core.security.TablePermission;
 import org.apache.accumulo.core.security.thrift.AuthInfo;
 import org.apache.accumulo.core.security.thrift.SecurityErrorCode;
 import org.apache.accumulo.core.util.ByteBufferUtil;
 import org.apache.accumulo.core.util.TextUtil;
-import org.apache.accumulo.proxy.thrift.*;
-import org.apache.accumulo.proxy.thrift.IteratorSetting;
-import org.apache.hadoop.fs.LocalFileSystem;
+import org.apache.accumulo.proxy.thrift.AccumuloProxy;
+import org.apache.accumulo.proxy.thrift.BatchScanOptions;
+import org.apache.accumulo.proxy.thrift.ColumnUpdate;
+import org.apache.accumulo.proxy.thrift.KeyValue;
+import org.apache.accumulo.proxy.thrift.KeyValueAndPeek;
+import org.apache.accumulo.proxy.thrift.NoMoreEntriesException;
+import org.apache.accumulo.proxy.thrift.ScanColumn;
+import org.apache.accumulo.proxy.thrift.ScanOptions;
+import org.apache.accumulo.proxy.thrift.ScanResult;
+import org.apache.accumulo.proxy.thrift.ScanState;
+import org.apache.accumulo.proxy.thrift.ScanType;
+import org.apache.accumulo.proxy.thrift.UnknownScanner;
+import org.apache.accumulo.proxy.thrift.UnknownWriter;
+import org.apache.accumulo.proxy.thrift.WriterOptions;
 import org.apache.hadoop.io.Text;
 import org.apache.log4j.Logger;
 import org.apache.thrift.TException;
 
-import java.nio.ByteBuffer;
-import java.util.*;
-import java.util.concurrent.TimeUnit;
+import com.google.common.cache.Cache;
+import com.google.common.cache.CacheBuilder;
+import com.google.common.cache.RemovalListener;
+import com.google.common.cache.RemovalNotification;
 
 /**
  * Proxy Server exposing the Accumulo API via Thrift..
+ * 
  * @since 1.5, backported to 1.4.4
  */
 public class ProxyServer implements AccumuloProxy.Iface {
-
-    public static final Logger logger = Logger.getLogger(ProxyServer.class);
-    protected Instance instance;
-
-    static protected class ScannerPlusIterator {
-        public ScannerBase scanner;
-        public Iterator<Map.Entry<org.apache.accumulo.core.data.Key,Value>> iterator;
-    }
-
-    static class CloseWriter implements RemovalListener<UUID,BatchWriter> {
-        @Override
-        public void onRemoval(RemovalNotification<UUID,BatchWriter> notification) {
-            try {
-                notification.getValue().close();
-            } catch (org.apache.accumulo.core.client.MutationsRejectedException e) {
-                logger.warn(e, e);
-            }
-        }
-
-        public CloseWriter() {}
-    }
-
-    static class CloseScanner implements RemovalListener<UUID,ScannerPlusIterator> {
-        @Override
-        public void onRemoval(RemovalNotification<UUID,ScannerPlusIterator> notification) {
-            final ScannerBase base = notification.getValue().scanner;
-            if (base instanceof BatchScanner) {
-                final BatchScanner scanner = (BatchScanner) base;
-                scanner.close();
-            }
-        }
-
-        public CloseScanner() {}
-    }
-
-    protected Cache<UUID,ScannerPlusIterator> scannerCache;
-    protected Cache<UUID,BatchWriter> writerCache;
-
-    protected final String PASSWORD_PROP = "password";
-
-    public ProxyServer(Properties props) {
-
-        String useMock = props.getProperty("org.apache.accumulo.proxy.ProxyServer.useMockInstance");
-        if (useMock != null && Boolean.parseBoolean(useMock))
-            instance = new MockInstance(props.getProperty(getClass().getName() + ".instancename"), new LocalFileSystem());
-        else
-            instance = new ZooKeeperInstance(props.getProperty(getClass().getName() + ".instancename"),
-                    props.getProperty(getClass().getName() + ".zookeepers"));
-
-        scannerCache = CacheBuilder.newBuilder().expireAfterAccess(10, TimeUnit.MINUTES).maximumSize(1000).removalListener(new CloseScanner()).build();
-
-        writerCache = CacheBuilder.newBuilder().expireAfterAccess(10, TimeUnit.MINUTES).maximumSize(1000).removalListener(new CloseWriter()).build();
-    }
-
-    protected Connector getConnector(ByteBuffer login) throws
-            AccumuloException,
-            AccumuloSecurityException {
-
-        AuthInfo user = CredentialHelper.fromByteArray(login.array());
-
-        if (user == null)
-            throw new AccumuloSecurityException("unknown user", SecurityErrorCode.BAD_CREDENTIALS);
-
-        Connector connector = instance.getConnector(user.getUser(), user.getPassword());
-        return connector;
-    }
-
-    protected ByteBuffer encodeUserPrincipal(String principal, String token) throws AccumuloSecurityException {
-        return ByteBuffer.wrap(CredentialHelper.asByteArray(
-                new AuthInfo(principal, ByteBuffer.wrap(token.getBytes()), instance.getInstanceID())));
-    }
-
-    protected void throwNotImplemented() throws TException {
-        throw new TException("This feature is not implemented in this version of Accumulo");
-    }
-
-    @Override
-    public ByteBuffer login(String principal, Map<String, String> loginProperties)
-            throws org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-
-            // We don't have an Authenticator on the instance in 1.4- pulling "password" prop manually
-            String token = loginProperties.get(PASSWORD_PROP);
-            instance.getConnector(principal, token);
-
-            return encodeUserPrincipal(principal, token);
-        } catch (Exception e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        }
-    }
-
-    @Override
-    public int addConstraint(ByteBuffer login, String tableName, String constraintClassName) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-
-        try {
-
-            Connector connector = getConnector(login);
-
-            TreeSet<Integer> constraintNumbers = new TreeSet<Integer>();
-            TreeMap<String,Integer> constraintClasses = new TreeMap<String,Integer>();
-            int i;
-            for (Map.Entry<String,String> property : connector.tableOperations().getProperties(tableName)) {
-                if (property.getKey().startsWith(Property.TABLE_CONSTRAINT_PREFIX.toString())) {
-                    try {
-                        i = Integer.parseInt(property.getKey().substring(Property.TABLE_CONSTRAINT_PREFIX.toString().length()));
-                    } catch (NumberFormatException e) {
-                        throw new org.apache.accumulo.proxy.thrift.AccumuloException("Bad key for existing constraint: " + property.toString());
-                    }
-                    constraintNumbers.add(i);
-                    constraintClasses.put(property.getValue(), i);
-                }
-            }
-
-            i = 1;
-            while (constraintNumbers.contains(i))
-                i++;
-            if (constraintClasses.containsKey(constraintClassName))
-                throw new AccumuloException("Constraint " + constraintClassName + " already exists for table " + tableName + " with number "
-                        + constraintClasses.get(constraintClassName));
-            connector.tableOperations().setProperty(tableName, Property.TABLE_CONSTRAINT_PREFIX.toString() + i, constraintClassName);
-            return i;
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch (AccumuloSecurityException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-}
-
-    @Override
-    public void addSplits(ByteBuffer login, String tableName, Set<ByteBuffer> splits) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-
-        try {
-            SortedSet<Text> sorted = new TreeSet<Text>();
-            for (ByteBuffer split : splits) {
-                sorted.add(ByteBufferUtil.toText(split));
-            }
-            getConnector(login).tableOperations().addSplits(tableName, sorted);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void attachIterator(ByteBuffer login, String tableName, IteratorSetting setting, Set<IteratorScope> scopes) throws
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-
-        try {
-            getConnector(login).tableOperations().attachIterator(tableName, getIteratorSetting(setting), getIteratorScopes(scopes));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void checkIteratorConflicts(ByteBuffer login, String tableName, IteratorSetting setting, Set<IteratorScope> scopes) throws
-        org.apache.accumulo.proxy.thrift.AccumuloException,
-        org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-
-        try {
-            getConnector(login).tableOperations().checkIteratorConflicts(tableName, getIteratorSetting(setting), getIteratorScopes(scopes));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        }
-    }
-
-    @Override
-    public void clearLocatorCache(ByteBuffer login, String tableName) throws
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-
-        try {
-            getConnector(login).tableOperations().clearLocatorCache(tableName);
-        } catch (AccumuloException e) {
-            throw new TException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new TException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void cloneTable(ByteBuffer login, String tableName, String newTableName, boolean flush, Map<String, String> propertiesToSet, Set<String> propertiesToExclude)
-            throws org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException,
-            org.apache.accumulo.proxy.thrift.TableExistsException, TException {
-
-        try {
-
-            if(propertiesToExclude == null) {
-                propertiesToExclude = new HashSet<String>();
-            }
-
-            if(propertiesToSet == null) {
-                propertiesToSet = new HashMap<String,String>();
-            }
-
-            getConnector(login).tableOperations().clone(tableName, newTableName, flush, propertiesToSet, propertiesToExclude);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch(TableExistsException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableExistsException(e.toString());
-        } catch(Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void compactTable(ByteBuffer login, String tableName, ByteBuffer startRow, ByteBuffer endRow, List<IteratorSetting> iterators, boolean flush, boolean wait) throws
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException,
-            org.apache.accumulo.proxy.thrift.AccumuloException, TException {
-        try {
-            getConnector(login).tableOperations().compact(tableName, ByteBufferUtil.toText(startRow), ByteBufferUtil.toText(endRow), flush, wait);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void createTable(ByteBuffer login, String tableName, boolean versioningIter, TimeType type) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableExistsException, TException {
-
-
-        try {
-            if (type == null)
-                type = org.apache.accumulo.proxy.thrift.TimeType.MILLIS;
-
-            getConnector(login).tableOperations().create(tableName, versioningIter, org.apache.accumulo.core.client.admin.TimeType.valueOf(type.toString()));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableExistsException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableExistsException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void deleteTable(ByteBuffer login, String tableName) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-
-        try {
-            getConnector(login).tableOperations().delete(tableName);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void deleteRows(ByteBuffer login, String tableName, ByteBuffer startRow, ByteBuffer endRow) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            getConnector(login).tableOperations().deleteRows(tableName, ByteBufferUtil.toText(startRow), ByteBufferUtil.toText(endRow));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void flushTable(ByteBuffer login, String tableName, ByteBuffer startRow, ByteBuffer endRow, boolean wait) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            getConnector(login).tableOperations().flush(tableName, ByteBufferUtil.toText(startRow), ByteBufferUtil.toText(endRow), wait);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString()); //TODO: should probably throw notFoundException in this method
-        }
-    }
-
-    @Override
-    public Map<String, Set<String>> getLocalityGroups(ByteBuffer login, String tableName) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            Map<String,Set<Text>> groups = getConnector(login).tableOperations().getLocalityGroups(tableName);
-            Map<String,Set<String>> ret = new HashMap<String,Set<String>>();
-            for (String key : groups.keySet()) {
-                ret.put(key, new HashSet<String>());
-                for (Text val : groups.get(key)) {
-                    ret.get(key).add(val.toString());
-                }
-            }
-            return ret;
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString()); // TODO: Should this be securityException?
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public IteratorSetting getIteratorSetting(ByteBuffer login, String tableName, String iteratorName, IteratorScope scope) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            org.apache.accumulo.core.client.IteratorSetting is = getConnector(login).tableOperations().getIteratorSetting(tableName, iteratorName, getIteratorScope(scope));
-            return new org.apache.accumulo.proxy.thrift.IteratorSetting(is.getPriority(), is.getName(), is.getIteratorClass(), is.getOptions());
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public ByteBuffer getMaxRow(ByteBuffer login, String tableName, Set<ByteBuffer> auths, ByteBuffer startRow, boolean startInclusive, ByteBuffer endRow, boolean endInclusive) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            Connector connector = getConnector(login);
-            Text startText = ByteBufferUtil.toText(startRow);
-            Text endText = ByteBufferUtil.toText(endRow);
-            Authorizations auth;
-            if (auths != null) {
-                auth = getAuthorizations(auths);
-            } else {
-                auth = connector.securityOperations().getUserAuthorizations(connector.whoami());
-            }
-            Text max = connector.tableOperations().getMaxRow(tableName, auth, startText, startInclusive, endText, endInclusive);
-            return TextUtil.getByteBuffer(max);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public Map<String, String> getTableProperties(ByteBuffer login, String tableName) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            Map<String,String> ret = new HashMap<String,String>();
-
-            for (Map.Entry<String,String> entry : getConnector(login).tableOperations().getProperties(tableName)) {
-                ret.put(entry.getKey(), entry.getValue());
-            }
-            return ret;
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());  // TODO: Should this throw securityException?
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void importDirectory(ByteBuffer login, String tableName, String importDir, String failureDir, boolean setTime) throws
-            org.apache.accumulo.proxy.thrift.TableNotFoundException,
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            getConnector(login).tableOperations().importDirectory(tableName, importDir, failureDir, setTime);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-    @Override
-    public List<ByteBuffer> listSplits(ByteBuffer login, String tableName, int maxSplits) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            Collection<Text> splits = getConnector(login).tableOperations().getSplits(tableName, maxSplits);
-            List<ByteBuffer> ret = new ArrayList<ByteBuffer>();
-            for (Text split : splits) {
-                ret.add(TextUtil.getByteBuffer(split));
-            }
-            return ret;
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public Set<String> listTables(ByteBuffer login) throws TException {
-        try {
-            return getConnector(login).tableOperations().list();
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public Map<String, Set<IteratorScope>> listIterators(ByteBuffer login, String tableName) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-
-        try {
-            Map<String,EnumSet<IteratorUtil.IteratorScope>> iterMap = getConnector(login).tableOperations().listIterators(tableName);
-            Map<String,Set<org.apache.accumulo.proxy.thrift.IteratorScope>> result = new HashMap<String,Set<org.apache.accumulo.proxy.thrift.IteratorScope>>();
-            for (Map.Entry<String,EnumSet<IteratorUtil.IteratorScope>> entry : iterMap.entrySet()) {
-                result.put(entry.getKey(), getProxyIteratorScopes(entry.getValue()));
-            }
-            return result;
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public Map<String, Integer> listConstraints(ByteBuffer login, String tableName) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-
-        try {
-
-            Connector connector = getConnector(login);
-
-            Map<String,Integer> constraints = new TreeMap<String,Integer>();
-            for (Map.Entry<String,String> property : connector.tableOperations().getProperties(tableName)) {
-                if (property.getKey().startsWith(Property.TABLE_CONSTRAINT_PREFIX.toString())) {
-                    if (constraints.containsKey(property.getValue()))
-                        throw new AccumuloException("Same constraint configured twice: " + property.getKey() + "=" + Property.TABLE_CONSTRAINT_PREFIX
-                                + constraints.get(property.getValue()) + "=" + property.getKey());
-                    try {
-                        constraints.put(property.getValue(), Integer.parseInt(property.getKey().substring(Property.TABLE_CONSTRAINT_PREFIX.toString().length())));
-                    } catch (NumberFormatException e) {
-                        throw new AccumuloException("Bad key for existing constraint: " + property.toString());
-                    }
-                }
-            }
-            return constraints;
-        } catch (AccumuloSecurityException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString()); // TODO: should this throw securityException?
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch (TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void mergeTablets(ByteBuffer login, String tableName, ByteBuffer startRow, ByteBuffer endRow) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            getConnector(login).tableOperations().merge(tableName, ByteBufferUtil.toText(startRow), ByteBufferUtil.toText(endRow));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void offlineTable(ByteBuffer login, String tableName) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            getConnector(login).tableOperations().offline(tableName);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void onlineTable(ByteBuffer login, String tableName) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            getConnector(login).tableOperations().online(tableName);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void removeConstraint(ByteBuffer login, String tableName, int constraint) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-
-        try {
-            getConnector(login).tableOperations().removeProperty(tableName,
-                    Property.TABLE_CONSTRAINT_PREFIX.toString() + constraint);
-        } catch (AccumuloSecurityException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void removeIterator(ByteBuffer login, String tableName, String iterName, Set<IteratorScope> scopes) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-
-        try {
-            getConnector(login).tableOperations().removeIterator(tableName, iterName, getIteratorScopes(scopes));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void removeTableProperty(ByteBuffer login, String tableName, String property) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            getConnector(login).tableOperations().removeProperty(tableName, property);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void renameTable(ByteBuffer login, String oldTableName, String newTableName) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException,
-            org.apache.accumulo.proxy.thrift.TableExistsException, TException {
-        try {
-            getConnector(login).tableOperations().rename(oldTableName, newTableName);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch(TableExistsException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableExistsException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void setLocalityGroups(ByteBuffer login, String tableName, Map<String, Set<String>> groupStrings) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            Map<String,Set<Text>> groups = new HashMap<String,Set<Text>>();
-            for (String key : groupStrings.keySet()) {
-                groups.put(key, new HashSet<Text>());
-                for (String val : groupStrings.get(key)) {
-                    groups.get(key).add(new Text(val));
-                }
-            }
-            getConnector(login).tableOperations().setLocalityGroups(tableName, groups);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void setTableProperty(ByteBuffer login, String tableName, String property, String value) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            getConnector(login).tableOperations().setProperty(tableName, property, value);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public Set<Range> splitRangeByTablets(ByteBuffer login, String tableName, Range range, int maxSplits) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            Set<org.apache.accumulo.core.data.Range> ranges = getConnector(login).tableOperations().splitRangeByTablets(tableName, getRange(range), maxSplits);
-            Set<org.apache.accumulo.proxy.thrift.Range> result = new HashSet<org.apache.accumulo.proxy.thrift.Range>();
-            for (org.apache.accumulo.core.data.Range r : ranges) {
-                result.add(getRange(r));
-            }
-            return result;
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public boolean tableExists(ByteBuffer login, String tableName) throws TException {
-        try {
-            return getConnector(login).tableOperations().exists(tableName);
-        } catch (Exception e) {
-            throw new TException(e.getMessage());
-        }
-    }
-
-    @Override
-    public Map<String, String> tableIdMap(ByteBuffer login) throws TException {
-        try {
-            return getConnector(login).tableOperations().tableIdMap();
-        } catch (Exception e) {
-            throw new TException(e.getMessage());
-        }
-    }
-
-
-    @Override
-    public List<ActiveScan> getActiveScans(ByteBuffer login, String tserver) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        List<org.apache.accumulo.proxy.thrift.ActiveScan> result = new ArrayList<org.apache.accumulo.proxy.thrift.ActiveScan>();
-        try {
-            List<org.apache.accumulo.core.client.admin.ActiveScan> activeScans = getConnector(login).instanceOperations().getActiveScans(tserver);
-            for (org.apache.accumulo.core.client.admin.ActiveScan scan : activeScans) {
-                org.apache.accumulo.proxy.thrift.ActiveScan pscan = new org.apache.accumulo.proxy.thrift.ActiveScan();
-                pscan.client = scan.getClient();
-                pscan.user = scan.getUser();
-                pscan.table = scan.getTable();
-                pscan.age = scan.getAge();
-                pscan.type = ScanType.valueOf(scan.getType().toString());
-                pscan.state = ScanState.valueOf(scan.getState().toString());
-                org.apache.accumulo.core.data.KeyExtent e = scan.getExtent();
-                pscan.extent = new org.apache.accumulo.proxy.thrift.KeyExtent(e.getTableId().toString(), TextUtil.getByteBuffer(e.getEndRow()),
-                        TextUtil.getByteBuffer(e.getPrevEndRow()));
-                pscan.columns = new ArrayList<org.apache.accumulo.proxy.thrift.Column>();
-                if (scan.getColumns() != null) {
-                    for (org.apache.accumulo.core.data.Column c : scan.getColumns()) {
-                        org.apache.accumulo.proxy.thrift.Column column = new org.apache.accumulo.proxy.thrift.Column();
-                        column.setColFamily(c.getColumnFamily());
-                        column.setColQualifier(c.getColumnQualifier());
-                        column.setColVisibility(c.getColumnVisibility());
-                        pscan.columns.add(column);
-                    }
-                }
-                pscan.iterators = new ArrayList<org.apache.accumulo.proxy.thrift.IteratorSetting>();
-                for (String iteratorString : scan.getSsiList()) {
-                    String[] parts = iteratorString.split("[=,]");
-                    if (parts.length == 3) {
-                        String name = parts[0];
-                        int priority = Integer.parseInt(parts[1]);
-                        String classname = parts[2];
-                        org.apache.accumulo.proxy.thrift.IteratorSetting settings = new org.apache.accumulo.proxy.thrift.IteratorSetting(priority, name, classname, scan
-                                .getSsio().get(name));
-                        pscan.iterators.add(settings);
-                    }
-                }
-                result.add(pscan);
-            }
-            return result;
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch(AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-
-    @Override
-    public Map<String, String> getSiteConfiguration(ByteBuffer login) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            return getConnector(login).instanceOperations().getSiteConfiguration();
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public Map<String, String> getSystemConfiguration(ByteBuffer login) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            return getConnector(login).instanceOperations().getSystemConfiguration();
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public List<String> getTabletServers(ByteBuffer login) throws TException {
-        try {
-            return getConnector(login).instanceOperations().getTabletServers();
-        } catch (Exception e) {
-            throw new TException(e.getMessage());
-        }
-    }
-
-    @Override
-    public void removeProperty(ByteBuffer login, String property) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-
-        try {
-            getConnector(login).instanceOperations().removeProperty(property);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void setProperty(ByteBuffer login, String property, String value) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            getConnector(login).instanceOperations().setProperty(property, value);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public boolean testClassLoad(ByteBuffer login, String className, String asTypeName) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            return getConnector(login).instanceOperations().testClassLoad(className, asTypeName);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-
-            return false;
-        }
-    }
-
-    @Override
-    public boolean authenticateUser(ByteBuffer login, String user, Map<String, String> properties) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            return getConnector(login).securityOperations().authenticateUser(user, properties.get(PASSWORD_PROP).getBytes());
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void changeUserAuthorizations(ByteBuffer login, String user, Set<ByteBuffer> authorizations) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            Set<String> auths = new HashSet<String>();
-            for (ByteBuffer auth : authorizations) {
-                auths.add(ByteBufferUtil.toString(auth));
-            }
-            getConnector(login).securityOperations().changeUserAuthorizations(user, new Authorizations(auths.toArray(new String[0])));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void changeLocalUserPassword(ByteBuffer login, String user, ByteBuffer password) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            getConnector(login).securityOperations().changeUserPassword(user, password.array());
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void createLocalUser(ByteBuffer login, String user, ByteBuffer password) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            getConnector(login).securityOperations().createUser(user, password.array(), new Authorizations());
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void dropLocalUser(ByteBuffer login, String user) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-
-        try {
-            getConnector(login).securityOperations().dropUser(user);
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public List<ByteBuffer> getUserAuthorizations(ByteBuffer login, String user) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            return getConnector(login).securityOperations().getUserAuthorizations(user).getAuthorizationsBB();
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void grantSystemPermission(ByteBuffer login, String user, SystemPermission perm) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            getConnector(login).securityOperations().grantSystemPermission(user, org.apache.accumulo.core.security.SystemPermission.getPermissionById((byte) perm.getValue()));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void grantTablePermission(ByteBuffer login, String user, String table, TablePermission perm) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {  // TODO: TableNotFound was never thrown
-        try {
-            getConnector(login).securityOperations().grantTablePermission(user, table, org.apache.accumulo.core.security.TablePermission.getPermissionById((byte) perm.getValue()));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public boolean hasSystemPermission(ByteBuffer login, String user, SystemPermission perm) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            return getConnector(login).securityOperations().hasSystemPermission(user, org.apache.accumulo.core.security.SystemPermission.getPermissionById((byte) perm.getValue()));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public boolean hasTablePermission(ByteBuffer login, String user, String table, TablePermission perm) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            return getConnector(login).securityOperations().hasTablePermission(user, table, org.apache.accumulo.core.security.TablePermission.getPermissionById((byte) perm.getValue()));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public Set<String> listLocalUsers(ByteBuffer login) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-
-        try {
-            return getConnector(login).securityOperations().listUsers();
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void revokeSystemPermission(ByteBuffer login, String user, SystemPermission perm) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            getConnector(login).securityOperations().revokeSystemPermission(user, org.apache.accumulo.core.security.SystemPermission.getPermissionById((byte) perm.getValue()));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public void revokeTablePermission(ByteBuffer login, String user, String table, TablePermission perm) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
-        try {
-            getConnector(login).securityOperations().revokeTablePermission(user, table, org.apache.accumulo.core.security.TablePermission.getPermissionById((byte) perm.getValue()));
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public String createBatchScanner(ByteBuffer login, String tableName, BatchScanOptions opts) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            Connector connector = getConnector(login);
-
-            int threads = 10;
-            Authorizations auth;
-            if (opts != null && opts.isSetAuthorizations()) {
-                auth = getAuthorizations(opts.authorizations);
-            } else {
-                auth = connector.securityOperations().getUserAuthorizations(connector.whoami());
-            }
-            if (opts != null && opts.threads > 0)
-                threads = opts.threads;
-
-            BatchScanner scanner = connector.createBatchScanner(tableName, auth, threads);
-
-            if (opts != null) {
-                if (opts.iterators != null) {
-                    for (org.apache.accumulo.proxy.thrift.IteratorSetting iter : opts.iterators) {
-                        org.apache.accumulo.core.client.IteratorSetting is = new org.apache.accumulo.core.client.IteratorSetting(iter.getPriority(), iter.getName(), iter.getIteratorClass(), iter.getProperties());
-                        scanner.addScanIterator(is);
-                    }
-                }
-
-                ArrayList<org.apache.accumulo.core.data.Range> ranges = new ArrayList<org.apache.accumulo.core.data.Range>();
-
-                if (opts.ranges == null) {
-                    ranges.add(new org.apache.accumulo.core.data.Range());
-                } else {
-                    for (org.apache.accumulo.proxy.thrift.Range range : opts.ranges) {
-                        org.apache.accumulo.core.data.Range aRange = new org.apache.accumulo.core.data.Range(range.getStart() == null ? null : Util.fromThrift(range.getStart()), true, range.getStop() == null ? null
-                                : Util.fromThrift(range.getStop()), false);
-                        ranges.add(aRange);
-                    }
-                }
-                scanner.setRanges(ranges);
-
-                if (opts.columns != null) {
-                    for (ScanColumn col : opts.columns) {
-                        if (col.isSetColQualifier())
-                            scanner.fetchColumn(ByteBufferUtil.toText(col.colFamily), ByteBufferUtil.toText(col.colQualifier));
-                        else
-                            scanner.fetchColumnFamily(ByteBufferUtil.toText(col.colFamily));
-                    }
-                }
-            }
-
-            UUID uuid = UUID.randomUUID();
-
-            ScannerPlusIterator spi = new ScannerPlusIterator();
-            spi.scanner = scanner;
-            spi.iterator = scanner.iterator();
-            scannerCache.put(uuid, spi);
-            return uuid.toString();
-        } catch (AccumuloException e) {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
-        } catch(AccumuloSecurityException e)  {
-            throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
-        } catch (TableNotFoundException e) {
-            throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
-        } catch (Exception e) {
-            throw new TException(e.toString());
-        }
-    }
-
-    @Override
-    public String createScanner(ByteBuffer login, String tableName, ScanOptions opts) throws
-            org.apache.accumulo.proxy.thrift.AccumuloException,
-            org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
-            org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
-        try {
-            Connector connector = getConnector(login);
-
-            Authorizations auth;
-            if (opts != null && opts.isSetAuthorizations()) {
-                auth = getAuthorizations(opts.authorizations);
+  
+  private static final Long DEFAULT_MAX_MEMORY = 50 * 1024 * 1024l;
+  private static final Long DEFAULT_MAX_LATENCY = 2 * 60 * 1000l;
+  private static final Long DEFAULT_TIMEOUT = Long.MAX_VALUE;
+  private static final Integer DEFAULT_MAX_WRITE_THREADS = 3;
+  
+  public static final Logger logger = Logger.getLogger(ProxyServer.class);
+  protected Instance instance;
+  
+  static protected class ScannerPlusIterator {
+    public ScannerBase scanner;
+    public Iterator<Map.Entry<Key,Value>> iterator;
+  }
+  
+  static protected class BatchWriterPlusException {
+    public BatchWriter writer;
+    public MutationsRejectedException exception = null;
+  }
+  
+  static class CloseWriter implements RemovalListener<UUID,BatchWriterPlusException> {
+    @Override
+    public void onRemoval(RemovalNotification<UUID,BatchWriterPlusException> notification) {
+      try {
+        BatchWriterPlusException value = notification.getValue();
+        if (value.exception != null)
+          throw value.exception;
+        notification.getValue().writer.close();
+      } catch (MutationsRejectedException e) {
+        logger.warn(e, e);
+      }
+    }
+    
+    public CloseWriter() {}
+  }
+  
+  static class CloseScanner implements RemovalListener<UUID,ScannerPlusIterator> {
+    @Override
+    public void onRemoval(RemovalNotification<UUID,ScannerPlusIterator> notification) {
+      final ScannerBase base = notification.getValue().scanner;
+      if (base instanceof BatchScanner) {
+        final BatchScanner scanner = (BatchScanner) base;
+        scanner.close();
+      }
+    }
+    
+    public CloseScanner() {}
+  }
+  
+  protected Cache<UUID,ScannerPlusIterator> scannerCache;
+  protected Cache<UUID,BatchWriterPlusException> writerCache;
+  
+  protected final String PASSWORD_PROP = "password";
+  
+  public ProxyServer(Properties props) {
+    
+    String useMock = props.getProperty("org.apache.accumulo.proxy.ProxyServer.useMockInstance");
+    if (useMock != null && Boolean.parseBoolean(useMock))
+      instance = new MockInstance();
+    else
+      instance = new ZooKeeperInstance(props.getProperty("org.apache.accumulo.proxy.ProxyServer.instancename"),
+          props.getProperty("org.apache.accumulo.proxy.ProxyServer.zookeepers"));
+    
+    scannerCache = CacheBuilder.newBuilder().expireAfterAccess(10, TimeUnit.MINUTES).maximumSize(1000).removalListener(new CloseScanner()).build();
+    
+    writerCache = CacheBuilder.newBuilder().expireAfterAccess(10, TimeUnit.MINUTES).maximumSize(1000).removalListener(new CloseWriter()).build();
+  }
+  
+  protected Connector getConnector(ByteBuffer login) throws Exception {
+    AuthInfo user = CredentialHelper.fromByteArray(login.array());
+    if (user == null)
+      throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException("unknown user");
+    Connector connector = instance.getConnector(user.getUser(), user.getPassword());
+    return connector;
+  }
+  
+  private void handleExceptionTNF(Exception ex) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      throw ex;
+    } catch (AccumuloException e) {
+      if (e.getCause() instanceof ThriftTableOperationException) {
+        ThriftTableOperationException ttoe = (ThriftTableOperationException) e.getCause();
+        if (ttoe.type == TableOperationExceptionType.NOTFOUND) {
+          throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
+        }
+      }
+      throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
+    } catch (AccumuloSecurityException e) {
+      if (e.getErrorCode().equals(SecurityErrorCode.TABLE_DOESNT_EXIST))
+        throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
+      throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
+    } catch (TableNotFoundException e) {
+      throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(ex.toString());
+    } catch (Exception e) {
+      throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
+    }
+  }
+  
+  private void handleExceptionTNFNoSecurity(Exception ex) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      throw ex;
+    } catch (AccumuloException e) {
+      if (e.getCause() instanceof ThriftTableOperationException) {
+        ThriftTableOperationException ttoe = (ThriftTableOperationException) e.getCause();
+        if (ttoe.type == TableOperationExceptionType.NOTFOUND)
+          throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
+      }
+      throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
+    } catch (AccumuloSecurityException e) {
+      if (e.getErrorCode().equals(SecurityErrorCode.TABLE_DOESNT_EXIST))
+        throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
+      throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
+    } catch (TableNotFoundException e) {
+      throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(ex.toString());
+    } catch (Exception e) {
+      throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
+    }
+  }
+  
+  private void handleExceptionTEE(Exception ex) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException,
+      org.apache.accumulo.proxy.thrift.TableExistsException, TException {
+    try {
+      throw ex;
+    } catch (AccumuloException e) {
+      if (e.getCause() instanceof ThriftTableOperationException) {
+        ThriftTableOperationException ttoe = (ThriftTableOperationException) e.getCause();
+        if (ttoe.type == TableOperationExceptionType.NOTFOUND)
+          throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
+      }
+      throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
+    } catch (AccumuloSecurityException e) {
+      if (e.getErrorCode().equals(SecurityErrorCode.TABLE_DOESNT_EXIST))
+        throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
+      throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
+    } catch (TableNotFoundException e) {
+      throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(ex.toString());
+    } catch (TableExistsException e) {
+      throw new org.apache.accumulo.proxy.thrift.TableExistsException(e.toString());
+    } catch (Exception e) {
+      throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
+    }
+  }
+  
+  private void handleExceptionMRE(Exception ex) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException,
+      org.apache.accumulo.proxy.thrift.MutationsRejectedException, TException {
+    try {
+      throw ex;
+    } catch (MutationsRejectedException e) {
+      throw new org.apache.accumulo.proxy.thrift.MutationsRejectedException(ex.toString());
+    } catch (AccumuloException e) {
+      if (e.getCause() instanceof ThriftTableOperationException) {
+        ThriftTableOperationException ttoe = (ThriftTableOperationException) e.getCause();
+        if (ttoe.type == TableOperationExceptionType.NOTFOUND)
+          throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
+      }
+      throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
+    } catch (AccumuloSecurityException e) {
+      if (e.getErrorCode().equals(SecurityErrorCode.TABLE_DOESNT_EXIST))
+        throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
+      throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
+    } catch (TableNotFoundException e) {
+      throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(ex.toString());
+    } catch (Exception e) {
+      throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
+    }
+  }
+  
+  private void handleException(Exception ex) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, TException {
+    try {
+      throw ex;
+    } catch (AccumuloException e) {
+      throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
+    } catch (AccumuloSecurityException e) {
+      throw new org.apache.accumulo.proxy.thrift.AccumuloSecurityException(e.toString());
+    } catch (Exception e) {
+      throw new org.apache.accumulo.proxy.thrift.AccumuloException(e.toString());
+    }
+  }
+  
+  @Override
+  public int addConstraint(ByteBuffer login, String tableName, String constraintClassName) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      Connector connector = getConnector(login);
+      
+      checkTableExists(connector, tableName);
+      
+      TreeSet<Integer> constraintNumbers = new TreeSet<Integer>();
+      TreeMap<String,Integer> constraintClasses = new TreeMap<String,Integer>();
+      int i;
+      for (Map.Entry<String,String> property : connector.tableOperations().getProperties(tableName)) {
+        if (property.getKey().startsWith(Property.TABLE_CONSTRAINT_PREFIX.toString())) {
+          try {
+            i = Integer.parseInt(property.getKey().substring(Property.TABLE_CONSTRAINT_PREFIX.toString().length()));
+          } catch (NumberFormatException e) {
+            throw new org.apache.accumulo.proxy.thrift.AccumuloException("Bad key for existing constraint: " + property.toString());
+          }
+          constraintNumbers.add(i);
+          constraintClasses.put(property.getValue(), i);
+        }
+      }
+      
+      i = 1;
+      while (constraintNumbers.contains(i))
+        i++;
+      if (constraintClasses.containsKey(constraintClassName))
+        throw new AccumuloException("Constraint " + constraintClassName + " already exists for table " + tableName + " with number "
+            + constraintClasses.get(constraintClassName));
+      connector.tableOperations().setProperty(tableName, Property.TABLE_CONSTRAINT_PREFIX.toString() + i, constraintClassName);
+      return i;
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+      return -1;
+    }
+  }
+  
+  @Override
+  public void addSplits(ByteBuffer login, String tableName, Set<ByteBuffer> splits) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    
+    try {
+      SortedSet<Text> sorted = new TreeSet<Text>();
+      for (ByteBuffer split : splits) {
+        sorted.add(ByteBufferUtil.toText(split));
+      }
+      getConnector(login).tableOperations().addSplits(tableName, sorted);
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+    }
+  }
+  
+  @Override
+  public void clearLocatorCache(ByteBuffer login, String tableName) throws org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      getConnector(login).tableOperations().clearLocatorCache(tableName);
+    } catch (TableNotFoundException e) {
+      throw new org.apache.accumulo.proxy.thrift.TableNotFoundException(e.toString());
+    } catch (Exception e) {
+      throw new TException(e.toString());
+    }
+  }
+  
+  @Override
+  public void compactTable(ByteBuffer login, String tableName, ByteBuffer startRow, ByteBuffer endRow,
+      List<org.apache.accumulo.proxy.thrift.IteratorSetting> iterators, boolean flush, boolean wait)
+      throws org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException,
+      org.apache.accumulo.proxy.thrift.AccumuloException, TException {
+    try {
+      getConnector(login).tableOperations().compact(tableName, ByteBufferUtil.toText(startRow), ByteBufferUtil.toText(endRow), flush, wait);
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+    }
+  }
+  
+  @Override
+  public void createTable(ByteBuffer login, String tableName, boolean versioningIter, org.apache.accumulo.proxy.thrift.TimeType type)
+      throws org.apache.accumulo.proxy.thrift.AccumuloException, org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
+      org.apache.accumulo.proxy.thrift.TableExistsException, TException {
+    try {
+      if (type == null)
+        type = org.apache.accumulo.proxy.thrift.TimeType.MILLIS;
+      
+      getConnector(login).tableOperations().create(tableName, versioningIter, TimeType.valueOf(type.toString()));
+    } catch (TableExistsException e) {
+      throw new org.apache.accumulo.proxy.thrift.TableExistsException(e.toString());
+    } catch (Exception e) {
+      handleException(e);
+    }
+  }
+  
+  @Override
+  public void deleteTable(ByteBuffer login, String tableName) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      getConnector(login).tableOperations().delete(tableName);
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+    }
+  }
+  
+  @Override
+  public void deleteRows(ByteBuffer login, String tableName, ByteBuffer startRow, ByteBuffer endRow) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      getConnector(login).tableOperations().deleteRows(tableName, ByteBufferUtil.toText(startRow), ByteBufferUtil.toText(endRow));
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+    }
+  }
+  
+  @Override
+  public boolean tableExists(ByteBuffer login, String tableName) throws TException {
+    try {
+      return getConnector(login).tableOperations().exists(tableName);
+    } catch (Exception e) {
+      throw new TException(e);
+    }
+  }
+  
+  @Override
+  public void flushTable(ByteBuffer login, String tableName, ByteBuffer startRow, ByteBuffer endRow, boolean wait)
+      throws org.apache.accumulo.proxy.thrift.AccumuloException, org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
+      org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      checkTableExists(getConnector(login), tableName);
+      getConnector(login).tableOperations().flush(tableName, ByteBufferUtil.toText(startRow), ByteBufferUtil.toText(endRow), wait);
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+    }
+  }
+  
+  @Override
+  public Map<String,Set<String>> getLocalityGroups(ByteBuffer login, String tableName) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      checkTableExists(getConnector(login), tableName);
+      Map<String,Set<Text>> groups = getConnector(login).tableOperations().getLocalityGroups(tableName);
+      Map<String,Set<String>> ret = new HashMap<String,Set<String>>();
+      for (String key : groups.keySet()) {
+        ret.put(key, new HashSet<String>());
+        for (Text val : groups.get(key)) {
+          ret.get(key).add(val.toString());
+        }
+      }
+      return ret;
+    } catch (Exception e) {
+      handleExceptionTNFNoSecurity(e);
+      return null;
+    }
+  }
+  
+  @Override
+  public ByteBuffer getMaxRow(ByteBuffer login, String tableName, Set<ByteBuffer> auths, ByteBuffer startRow, boolean startInclusive, ByteBuffer endRow,
+      boolean endInclusive) throws org.apache.accumulo.proxy.thrift.AccumuloException, org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
+      org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      Connector connector = getConnector(login);
+      Text startText = ByteBufferUtil.toText(startRow);
+      Text endText = ByteBufferUtil.toText(endRow);
+      Authorizations auth;
+      if (auths != null) {
+        auth = getAuthorizations(auths);
+      } else {
+        auth = connector.securityOperations().getUserAuthorizations(connector.whoami());
+      }
+      Text max = connector.tableOperations().getMaxRow(tableName, auth, startText, startInclusive, endText, endInclusive);
+      return TextUtil.getByteBuffer(max);
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+      return null;
+    }
+  }
+  
+  @Override
+  public Map<String,String> getTableProperties(ByteBuffer login, String tableName) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      checkTableExists(getConnector(login), tableName);
+      Map<String,String> ret = new HashMap<String,String>();
+      
+      for (Map.Entry<String,String> entry : getConnector(login).tableOperations().getProperties(tableName)) {
+        ret.put(entry.getKey(), entry.getValue());
+      }
+      return ret;
+    } catch (Exception e) {
+      handleExceptionTNFNoSecurity(e);
+      return null;
+    }
+  }
+  
+  @Override
+  public List<ByteBuffer> listSplits(ByteBuffer login, String tableName, int maxSplits) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      Collection<Text> splits = getConnector(login).tableOperations().getSplits(tableName, maxSplits);
+      List<ByteBuffer> ret = new ArrayList<ByteBuffer>();
+      for (Text split : splits) {
+        ret.add(TextUtil.getByteBuffer(split));
+      }
+      return ret;
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+      return null;
+    }
+  }
+  
+  @Override
+  public Set<String> listTables(ByteBuffer login) throws TException {
+    try {
+      return getConnector(login).tableOperations().list();
+    } catch (Exception e) {
+      throw new TException(e);
+    }
+  }
+  
+  @Override
+  public Map<String,Integer> listConstraints(ByteBuffer login, String tableName) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      checkTableExists(getConnector(login), tableName);
+      Connector connector = getConnector(login);
+      
+      Map<String,Integer> constraints = new TreeMap<String,Integer>();
+      for (Map.Entry<String,String> property : connector.tableOperations().getProperties(tableName)) {
+        if (property.getKey().startsWith(Property.TABLE_CONSTRAINT_PREFIX.toString())) {
+          if (constraints.containsKey(property.getValue()))
+            throw new AccumuloException("Same constraint configured twice: " + property.getKey() + "=" + Property.TABLE_CONSTRAINT_PREFIX
+                + constraints.get(property.getValue()) + "=" + property.getKey());
+          try {
+            constraints.put(property.getValue(), Integer.parseInt(property.getKey().substring(Property.TABLE_CONSTRAINT_PREFIX.toString().length())));
+          } catch (NumberFormatException e) {
+            throw new AccumuloException("Bad key for existing constraint: " + property.toString());
+          }
+        }
+      }
+      return constraints;
+    } catch (Exception e) {
+      handleExceptionTNFNoSecurity(e);
+      return null;
+    }
+  }
+  
+  @Override
+  public void mergeTablets(ByteBuffer login, String tableName, ByteBuffer startRow, ByteBuffer endRow)
+      throws org.apache.accumulo.proxy.thrift.AccumuloException, org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
+      org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      getConnector(login).tableOperations().merge(tableName, ByteBufferUtil.toText(startRow), ByteBufferUtil.toText(endRow));
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+    }
+  }
+  
+  @Override
+  public void offlineTable(ByteBuffer login, String tableName) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      getConnector(login).tableOperations().offline(tableName);
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+    }
+  }
+  
+  @Override
+  public void onlineTable(ByteBuffer login, String tableName) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      getConnector(login).tableOperations().online(tableName);
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+    }
+  }
+  
+  @Override
+  public void removeConstraint(ByteBuffer login, String tableName, int constraint) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    
+    try {
+      checkTableExists(getConnector(login), tableName);
+      getConnector(login).tableOperations().removeProperty(tableName, Property.TABLE_CONSTRAINT_PREFIX.toString() + constraint);
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+    }
+  }
+  
+  @Override
+  public void removeTableProperty(ByteBuffer login, String tableName, String property) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      checkTableExists(getConnector(login), tableName);
+      getConnector(login).tableOperations().removeProperty(tableName, property);
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+    }
+  }
+  
+  @Override
+  public void renameTable(ByteBuffer login, String oldTableName, String newTableName) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException,
+      org.apache.accumulo.proxy.thrift.TableExistsException, TException {
+    try {
+      getConnector(login).tableOperations().rename(oldTableName, newTableName);
+    } catch (Exception e) {
+      handleExceptionTEE(e);
+    }
+  }
+  
+  @Override
+  public void setLocalityGroups(ByteBuffer login, String tableName, Map<String,Set<String>> groupStrings)
+      throws org.apache.accumulo.proxy.thrift.AccumuloException, org.apache.accumulo.proxy.thrift.AccumuloSecurityException,
+      org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      Map<String,Set<Text>> groups = new HashMap<String,Set<Text>>();
+      for (String key : groupStrings.keySet()) {
+        groups.put(key, new HashSet<Text>());
+        for (String val : groupStrings.get(key)) {
+          groups.get(key).add(new Text(val));
+        }
+      }
+      getConnector(login).tableOperations().setLocalityGroups(tableName, groups);
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+    }
+  }
+  
+  @Override
+  public void setTableProperty(ByteBuffer login, String tableName, String property, String value) throws org.apache.accumulo.proxy.thrift.AccumuloException,
+      org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException, TException {
+    try {
+      checkTableExists(getConnector(login), tableName);
+      getConnector(login).tableOperations().setProperty(tableName, property, value);
+    } catch (Exception e) {
+      handleExceptionTNF(e);
+    }
+  }
+  
+  @Override

[... 1092 lines stripped ...]


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