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From st...@apache.org
Subject svn commit: r1406339 [5/17] - in /hbase/trunk: ./ examples/ hbase-examples/ hbase-examples/src/ hbase-examples/src/main/ hbase-examples/src/main/cpp/ hbase-examples/src/main/cpp/gen-cpp/ hbase-examples/src/main/java/ hbase-examples/src/main/java/org/ h...
Date Tue, 06 Nov 2012 21:22:30 GMT
Added: hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/DemoClient.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/DemoClient.java?rev=1406339&view=auto
==============================================================================
--- hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/DemoClient.java (added)
+++ hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/DemoClient.java Tue Nov  6 21:22:27 2012
@@ -0,0 +1,340 @@
+/**
+ *
+ * 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.hadoop.hbase.thrift;
+
+import java.io.UnsupportedEncodingException;
+import java.nio.ByteBuffer;
+import java.nio.charset.CharacterCodingException;
+import java.nio.charset.Charset;
+import java.nio.charset.CharsetDecoder;
+import java.text.NumberFormat;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.TreeMap;
+import java.util.SortedMap;
+
+import org.apache.hadoop.hbase.thrift.generated.AlreadyExists;
+import org.apache.hadoop.hbase.thrift.generated.ColumnDescriptor;
+import org.apache.hadoop.hbase.thrift.generated.Hbase;
+import org.apache.hadoop.hbase.thrift.generated.IOError;
+import org.apache.hadoop.hbase.thrift.generated.IllegalArgument;
+import org.apache.hadoop.hbase.thrift.generated.Mutation;
+import org.apache.hadoop.hbase.thrift.generated.TCell;
+import org.apache.hadoop.hbase.thrift.generated.TRowResult;
+
+import org.apache.thrift.TException;
+import org.apache.thrift.protocol.TBinaryProtocol;
+import org.apache.thrift.protocol.TProtocol;
+import org.apache.thrift.transport.TSocket;
+import org.apache.thrift.transport.TTransport;
+
+/*
+ * See the instructions under hbase-examples/README.txt
+ */
+public class DemoClient {
+
+    static protected int port;
+    static protected String host;
+    CharsetDecoder decoder = null;
+
+    public static void main(String[] args)
+            throws IOError, TException, UnsupportedEncodingException, IllegalArgument, AlreadyExists {
+
+        if (args.length != 2) {
+
+            System.out.println("Invalid arguments!");
+            System.out.println("Usage: DemoClient host port");
+
+            System.exit(-1);
+        }
+
+        port = Integer.parseInt(args[1]);
+        host = args[0];
+
+
+        DemoClient client = new DemoClient();
+        client.run();
+    }
+
+    DemoClient() {
+        decoder = Charset.forName("UTF-8").newDecoder();
+    }
+
+    // Helper to translate byte[]'s to UTF8 strings
+    private String utf8(byte[] buf) {
+        try {
+            return decoder.decode(ByteBuffer.wrap(buf)).toString();
+        } catch (CharacterCodingException e) {
+            return "[INVALID UTF-8]";
+        }
+    }
+
+    // Helper to translate strings to UTF8 bytes
+    private byte[] bytes(String s) {
+        try {
+            return s.getBytes("UTF-8");
+        } catch (UnsupportedEncodingException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    private void run() throws IOError, TException, IllegalArgument,
+            AlreadyExists {
+
+        TTransport transport = new TSocket(host, port);
+        TProtocol protocol = new TBinaryProtocol(transport, true, true);
+        Hbase.Client client = new Hbase.Client(protocol);
+
+        transport.open();
+
+        byte[] t = bytes("demo_table");
+
+        //
+        // Scan all tables, look for the demo table and delete it.
+        //
+        System.out.println("scanning tables...");
+        for (ByteBuffer name : client.getTableNames()) {
+            System.out.println("  found: " + utf8(name.array()));
+            if (utf8(name.array()).equals(utf8(t))) {
+                if (client.isTableEnabled(name)) {
+                    System.out.println("    disabling table: " + utf8(name.array()));
+                    client.disableTable(name);
+                }
+                System.out.println("    deleting table: " + utf8(name.array()));
+                client.deleteTable(name);
+            }
+        }
+
+        //
+        // Create the demo table with two column families, entry: and unused:
+        //
+        ArrayList<ColumnDescriptor> columns = new ArrayList<ColumnDescriptor>();
+        ColumnDescriptor col = null;
+        col = new ColumnDescriptor();
+        col.name = ByteBuffer.wrap(bytes("entry:"));
+        col.maxVersions = 10;
+        columns.add(col);
+        col = new ColumnDescriptor();
+        col.name = ByteBuffer.wrap(bytes("unused:"));
+        columns.add(col);
+
+        System.out.println("creating table: " + utf8(t));
+        try {
+            client.createTable(ByteBuffer.wrap(t), columns);
+        } catch (AlreadyExists ae) {
+            System.out.println("WARN: " + ae.message);
+        }
+
+        System.out.println("column families in " + utf8(t) + ": ");
+        Map<ByteBuffer, ColumnDescriptor> columnMap = client.getColumnDescriptors(ByteBuffer.wrap(t));
+        for (ColumnDescriptor col2 : columnMap.values()) {
+            System.out.println("  column: " + utf8(col2.name.array()) + ", maxVer: " + Integer.toString(col2.maxVersions));
+        }
+
+        Map<ByteBuffer, ByteBuffer> dummyAttributes = null;
+        boolean writeToWal = false;
+
+        //
+        // Test UTF-8 handling
+        //
+        byte[] invalid = {(byte) 'f', (byte) 'o', (byte) 'o', (byte) '-',
+            (byte) 0xfc, (byte) 0xa1, (byte) 0xa1, (byte) 0xa1, (byte) 0xa1};
+        byte[] valid = {(byte) 'f', (byte) 'o', (byte) 'o', (byte) '-',
+            (byte) 0xE7, (byte) 0x94, (byte) 0x9F, (byte) 0xE3, (byte) 0x83,
+            (byte) 0x93, (byte) 0xE3, (byte) 0x83, (byte) 0xBC, (byte) 0xE3,
+            (byte) 0x83, (byte) 0xAB};
+
+        ArrayList<Mutation> mutations;
+        // non-utf8 is fine for data
+        mutations = new ArrayList<Mutation>();
+        mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")), 
+            ByteBuffer.wrap(invalid), writeToWal));
+        client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("foo")), 
+            mutations, dummyAttributes);
+
+        // try empty strings
+        mutations = new ArrayList<Mutation>();
+        mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:")), 
+            ByteBuffer.wrap(bytes("")), writeToWal));
+        client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("")), 
+            mutations, dummyAttributes);
+
+        // this row name is valid utf8
+        mutations = new ArrayList<Mutation>();
+        mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")), ByteBuffer.wrap(valid), writeToWal));
+        client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(valid), mutations, dummyAttributes);
+
+        // non-utf8 is now allowed in row names because HBase stores values as binary
+        ByteBuffer bf = ByteBuffer.wrap(invalid);
+
+        mutations = new ArrayList<Mutation>();
+        mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")), ByteBuffer.wrap(invalid), writeToWal));
+        client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(invalid), mutations, dummyAttributes);
+
+
+        // Run a scanner on the rows we just created
+        ArrayList<ByteBuffer> columnNames = new ArrayList<ByteBuffer>();
+        columnNames.add(ByteBuffer.wrap(bytes("entry:")));
+
+        System.out.println("Starting scanner...");
+        int scanner = client.scannerOpen(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("")), columnNames, dummyAttributes);
+
+        while (true) {
+            List<TRowResult> entry = client.scannerGet(scanner);
+            if (entry.isEmpty()) {
+                break;
+            }
+            printRow(entry);
+        }
+
+        //
+        // Run some operations on a bunch of rows
+        //
+        for (int i = 100; i >= 0; --i) {
+            // format row keys as "00000" to "00100"
+            NumberFormat nf = NumberFormat.getInstance();
+            nf.setMinimumIntegerDigits(5);
+            nf.setGroupingUsed(false);
+            byte[] row = bytes(nf.format(i));
+
+            mutations = new ArrayList<Mutation>();
+            mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("unused:")), ByteBuffer.wrap(bytes("DELETE_ME")), writeToWal));
+            client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
+            printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
+            client.deleteAllRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes);
+
+            mutations = new ArrayList<Mutation>();
+            mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:num")), ByteBuffer.wrap(bytes("0")), writeToWal));
+            mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:foo")), ByteBuffer.wrap(bytes("FOO")), writeToWal));
+            client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
+            printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
+
+            Mutation m = null;
+            mutations = new ArrayList<Mutation>();
+            m = new Mutation();
+            m.column = ByteBuffer.wrap(bytes("entry:foo"));
+            m.isDelete = true;
+            mutations.add(m);
+            m = new Mutation();
+            m.column = ByteBuffer.wrap(bytes("entry:num"));
+            m.value = ByteBuffer.wrap(bytes("-1"));
+            mutations.add(m);
+            client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
+            printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
+
+            mutations = new ArrayList<Mutation>();
+            mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:num")), ByteBuffer.wrap(bytes(Integer.toString(i))), writeToWal));
+            mutations.add(new Mutation(false, ByteBuffer.wrap(bytes("entry:sqr")), ByteBuffer.wrap(bytes(Integer.toString(i * i))), writeToWal));
+            client.mutateRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, dummyAttributes);
+            printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
+
+            // sleep to force later timestamp
+            try {
+                Thread.sleep(50);
+            } catch (InterruptedException e) {
+                // no-op
+            }
+
+            mutations.clear();
+            m = new Mutation();
+            m.column = ByteBuffer.wrap(bytes("entry:num"));
+            m.value= ByteBuffer.wrap(bytes("-999"));
+            mutations.add(m);
+            m = new Mutation();
+            m.column = ByteBuffer.wrap(bytes("entry:sqr"));
+            m.isDelete = true;
+            client.mutateRowTs(ByteBuffer.wrap(t), ByteBuffer.wrap(row), mutations, 1, dummyAttributes); // shouldn't override latest
+            printRow(client.getRow(ByteBuffer.wrap(t), ByteBuffer.wrap(row), dummyAttributes));
+
+            List<TCell> versions = client.getVer(ByteBuffer.wrap(t), ByteBuffer.wrap(row), ByteBuffer.wrap(bytes("entry:num")), 10, dummyAttributes);
+            printVersions(ByteBuffer.wrap(row), versions);
+            if (versions.isEmpty()) {
+                System.out.println("FATAL: wrong # of versions");
+                System.exit(-1);
+            }
+
+            List<TCell> result = client.get(ByteBuffer.wrap(t), ByteBuffer.wrap(row), ByteBuffer.wrap(bytes("entry:foo")), dummyAttributes);
+            if (result.isEmpty() == false) {
+                System.out.println("FATAL: shouldn't get here");
+                System.exit(-1);
+            }
+
+            System.out.println("");
+        }
+
+        // scan all rows/columnNames
+
+        columnNames.clear();
+        for (ColumnDescriptor col2 : client.getColumnDescriptors(ByteBuffer.wrap(t)).values()) {
+            System.out.println("column with name: " + new String(col2.name.array()));
+            System.out.println(col2.toString());
+
+            columnNames.add(col2.name);
+        }
+
+        System.out.println("Starting scanner...");
+        scanner = client.scannerOpenWithStop(ByteBuffer.wrap(t), ByteBuffer.wrap(bytes("00020")), ByteBuffer.wrap(bytes("00040")), columnNames, dummyAttributes);
+
+        while (true) {
+            List<TRowResult> entry = client.scannerGet(scanner);
+            if (entry.isEmpty()) {
+                System.out.println("Scanner finished");
+                break;
+            }
+            printRow(entry);
+        }
+
+        transport.close();
+    }
+
+    private final void printVersions(ByteBuffer row, List<TCell> versions) {
+        StringBuilder rowStr = new StringBuilder();
+        for (TCell cell : versions) {
+            rowStr.append(utf8(cell.value.array()));
+            rowStr.append("; ");
+        }
+        System.out.println("row: " + utf8(row.array()) + ", values: " + rowStr);
+    }
+
+    private final void printRow(TRowResult rowResult) {
+        // copy values into a TreeMap to get them in sorted order
+
+        TreeMap<String, TCell> sorted = new TreeMap<String, TCell>();
+        for (Map.Entry<ByteBuffer, TCell> column : rowResult.columns.entrySet()) {
+            sorted.put(utf8(column.getKey().array()), column.getValue());
+        }
+
+        StringBuilder rowStr = new StringBuilder();
+        for (SortedMap.Entry<String, TCell> entry : sorted.entrySet()) {
+            rowStr.append(entry.getKey());
+            rowStr.append(" => ");
+            rowStr.append(utf8(entry.getValue().value.array()));
+            rowStr.append("; ");
+        }
+        System.out.println("row: " + utf8(rowResult.row.array()) + ", cols: " + rowStr);
+    }
+
+    private void printRow(List<TRowResult> rows) {
+        for (TRowResult rowResult : rows) {
+            printRow(rowResult);
+        }
+    }
+}

Added: hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/generated/AlreadyExists.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/generated/AlreadyExists.java?rev=1406339&view=auto
==============================================================================
--- hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/generated/AlreadyExists.java (added)
+++ hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/generated/AlreadyExists.java Tue Nov  6 21:22:27 2012
@@ -0,0 +1,390 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.0)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.hadoop.hbase.thrift.generated;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * An AlreadyExists exceptions signals that a table with the specified
+ * name already exists
+ */
+public class AlreadyExists extends TException implements org.apache.thrift.TBase<AlreadyExists, AlreadyExists._Fields>, java.io.Serializable, Cloneable {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("AlreadyExists");
+
+  private static final org.apache.thrift.protocol.TField MESSAGE_FIELD_DESC = new org.apache.thrift.protocol.TField("message", org.apache.thrift.protocol.TType.STRING, (short)1);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new AlreadyExistsStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new AlreadyExistsTupleSchemeFactory());
+  }
+
+  public String message; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    MESSAGE((short)1, "message");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // MESSAGE
+          return MESSAGE;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.MESSAGE, new org.apache.thrift.meta_data.FieldMetaData("message", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(AlreadyExists.class, metaDataMap);
+  }
+
+  public AlreadyExists() {
+  }
+
+  public AlreadyExists(
+    String message)
+  {
+    this();
+    this.message = message;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public AlreadyExists(AlreadyExists other) {
+    if (other.isSetMessage()) {
+      this.message = other.message;
+    }
+  }
+
+  public AlreadyExists deepCopy() {
+    return new AlreadyExists(this);
+  }
+
+  @Override
+  public void clear() {
+    this.message = null;
+  }
+
+  public String getMessage() {
+    return this.message;
+  }
+
+  public AlreadyExists setMessage(String message) {
+    this.message = message;
+    return this;
+  }
+
+  public void unsetMessage() {
+    this.message = null;
+  }
+
+  /** Returns true if field message is set (has been assigned a value) and false otherwise */
+  public boolean isSetMessage() {
+    return this.message != null;
+  }
+
+  public void setMessageIsSet(boolean value) {
+    if (!value) {
+      this.message = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case MESSAGE:
+      if (value == null) {
+        unsetMessage();
+      } else {
+        setMessage((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case MESSAGE:
+      return getMessage();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case MESSAGE:
+      return isSetMessage();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof AlreadyExists)
+      return this.equals((AlreadyExists)that);
+    return false;
+  }
+
+  public boolean equals(AlreadyExists that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_message = true && this.isSetMessage();
+    boolean that_present_message = true && that.isSetMessage();
+    if (this_present_message || that_present_message) {
+      if (!(this_present_message && that_present_message))
+        return false;
+      if (!this.message.equals(that.message))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  public int compareTo(AlreadyExists other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+    AlreadyExists typedOther = (AlreadyExists)other;
+
+    lastComparison = Boolean.valueOf(isSetMessage()).compareTo(typedOther.isSetMessage());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetMessage()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.message, typedOther.message);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("AlreadyExists(");
+    boolean first = true;
+
+    sb.append("message:");
+    if (this.message == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.message);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class AlreadyExistsStandardSchemeFactory implements SchemeFactory {
+    public AlreadyExistsStandardScheme getScheme() {
+      return new AlreadyExistsStandardScheme();
+    }
+  }
+
+  private static class AlreadyExistsStandardScheme extends StandardScheme<AlreadyExists> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, AlreadyExists struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // MESSAGE
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.message = iprot.readString();
+              struct.setMessageIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, AlreadyExists struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.message != null) {
+        oprot.writeFieldBegin(MESSAGE_FIELD_DESC);
+        oprot.writeString(struct.message);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class AlreadyExistsTupleSchemeFactory implements SchemeFactory {
+    public AlreadyExistsTupleScheme getScheme() {
+      return new AlreadyExistsTupleScheme();
+    }
+  }
+
+  private static class AlreadyExistsTupleScheme extends TupleScheme<AlreadyExists> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, AlreadyExists struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetMessage()) {
+        optionals.set(0);
+      }
+      oprot.writeBitSet(optionals, 1);
+      if (struct.isSetMessage()) {
+        oprot.writeString(struct.message);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, AlreadyExists struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(1);
+      if (incoming.get(0)) {
+        struct.message = iprot.readString();
+        struct.setMessageIsSet(true);
+      }
+    }
+  }
+
+}
+

Added: hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/generated/BatchMutation.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/generated/BatchMutation.java?rev=1406339&view=auto
==============================================================================
--- hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/generated/BatchMutation.java (added)
+++ hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/generated/BatchMutation.java Tue Nov  6 21:22:27 2012
@@ -0,0 +1,553 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.0)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.hadoop.hbase.thrift.generated;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * A BatchMutation object is used to apply a number of Mutations to a single row.
+ */
+public class BatchMutation implements org.apache.thrift.TBase<BatchMutation, BatchMutation._Fields>, java.io.Serializable, Cloneable {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("BatchMutation");
+
+  private static final org.apache.thrift.protocol.TField ROW_FIELD_DESC = new org.apache.thrift.protocol.TField("row", org.apache.thrift.protocol.TType.STRING, (short)1);
+  private static final org.apache.thrift.protocol.TField MUTATIONS_FIELD_DESC = new org.apache.thrift.protocol.TField("mutations", org.apache.thrift.protocol.TType.LIST, (short)2);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new BatchMutationStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new BatchMutationTupleSchemeFactory());
+  }
+
+  public ByteBuffer row; // required
+  public List<Mutation> mutations; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    ROW((short)1, "row"),
+    MUTATIONS((short)2, "mutations");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // ROW
+          return ROW;
+        case 2: // MUTATIONS
+          return MUTATIONS;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.ROW, new org.apache.thrift.meta_data.FieldMetaData("row", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING        , "Text")));
+    tmpMap.put(_Fields.MUTATIONS, new org.apache.thrift.meta_data.FieldMetaData("mutations", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
+            new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, Mutation.class))));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(BatchMutation.class, metaDataMap);
+  }
+
+  public BatchMutation() {
+  }
+
+  public BatchMutation(
+    ByteBuffer row,
+    List<Mutation> mutations)
+  {
+    this();
+    this.row = row;
+    this.mutations = mutations;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public BatchMutation(BatchMutation other) {
+    if (other.isSetRow()) {
+      this.row = other.row;
+    }
+    if (other.isSetMutations()) {
+      List<Mutation> __this__mutations = new ArrayList<Mutation>();
+      for (Mutation other_element : other.mutations) {
+        __this__mutations.add(new Mutation(other_element));
+      }
+      this.mutations = __this__mutations;
+    }
+  }
+
+  public BatchMutation deepCopy() {
+    return new BatchMutation(this);
+  }
+
+  @Override
+  public void clear() {
+    this.row = null;
+    this.mutations = null;
+  }
+
+  public byte[] getRow() {
+    setRow(org.apache.thrift.TBaseHelper.rightSize(row));
+    return row == null ? null : row.array();
+  }
+
+  public ByteBuffer bufferForRow() {
+    return row;
+  }
+
+  public BatchMutation setRow(byte[] row) {
+    setRow(row == null ? (ByteBuffer)null : ByteBuffer.wrap(row));
+    return this;
+  }
+
+  public BatchMutation setRow(ByteBuffer row) {
+    this.row = row;
+    return this;
+  }
+
+  public void unsetRow() {
+    this.row = null;
+  }
+
+  /** Returns true if field row is set (has been assigned a value) and false otherwise */
+  public boolean isSetRow() {
+    return this.row != null;
+  }
+
+  public void setRowIsSet(boolean value) {
+    if (!value) {
+      this.row = null;
+    }
+  }
+
+  public int getMutationsSize() {
+    return (this.mutations == null) ? 0 : this.mutations.size();
+  }
+
+  public java.util.Iterator<Mutation> getMutationsIterator() {
+    return (this.mutations == null) ? null : this.mutations.iterator();
+  }
+
+  public void addToMutations(Mutation elem) {
+    if (this.mutations == null) {
+      this.mutations = new ArrayList<Mutation>();
+    }
+    this.mutations.add(elem);
+  }
+
+  public List<Mutation> getMutations() {
+    return this.mutations;
+  }
+
+  public BatchMutation setMutations(List<Mutation> mutations) {
+    this.mutations = mutations;
+    return this;
+  }
+
+  public void unsetMutations() {
+    this.mutations = null;
+  }
+
+  /** Returns true if field mutations is set (has been assigned a value) and false otherwise */
+  public boolean isSetMutations() {
+    return this.mutations != null;
+  }
+
+  public void setMutationsIsSet(boolean value) {
+    if (!value) {
+      this.mutations = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case ROW:
+      if (value == null) {
+        unsetRow();
+      } else {
+        setRow((ByteBuffer)value);
+      }
+      break;
+
+    case MUTATIONS:
+      if (value == null) {
+        unsetMutations();
+      } else {
+        setMutations((List<Mutation>)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case ROW:
+      return getRow();
+
+    case MUTATIONS:
+      return getMutations();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case ROW:
+      return isSetRow();
+    case MUTATIONS:
+      return isSetMutations();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof BatchMutation)
+      return this.equals((BatchMutation)that);
+    return false;
+  }
+
+  public boolean equals(BatchMutation that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_row = true && this.isSetRow();
+    boolean that_present_row = true && that.isSetRow();
+    if (this_present_row || that_present_row) {
+      if (!(this_present_row && that_present_row))
+        return false;
+      if (!this.row.equals(that.row))
+        return false;
+    }
+
+    boolean this_present_mutations = true && this.isSetMutations();
+    boolean that_present_mutations = true && that.isSetMutations();
+    if (this_present_mutations || that_present_mutations) {
+      if (!(this_present_mutations && that_present_mutations))
+        return false;
+      if (!this.mutations.equals(that.mutations))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  public int compareTo(BatchMutation other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+    BatchMutation typedOther = (BatchMutation)other;
+
+    lastComparison = Boolean.valueOf(isSetRow()).compareTo(typedOther.isSetRow());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetRow()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.row, typedOther.row);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetMutations()).compareTo(typedOther.isSetMutations());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetMutations()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.mutations, typedOther.mutations);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("BatchMutation(");
+    boolean first = true;
+
+    sb.append("row:");
+    if (this.row == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.row);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("mutations:");
+    if (this.mutations == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.mutations);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class BatchMutationStandardSchemeFactory implements SchemeFactory {
+    public BatchMutationStandardScheme getScheme() {
+      return new BatchMutationStandardScheme();
+    }
+  }
+
+  private static class BatchMutationStandardScheme extends StandardScheme<BatchMutation> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, BatchMutation struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // ROW
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.row = iprot.readBinary();
+              struct.setRowIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // MUTATIONS
+            if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
+              {
+                org.apache.thrift.protocol.TList _list0 = iprot.readListBegin();
+                struct.mutations = new ArrayList<Mutation>(_list0.size);
+                for (int _i1 = 0; _i1 < _list0.size; ++_i1)
+                {
+                  Mutation _elem2; // required
+                  _elem2 = new Mutation();
+                  _elem2.read(iprot);
+                  struct.mutations.add(_elem2);
+                }
+                iprot.readListEnd();
+              }
+              struct.setMutationsIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, BatchMutation struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.row != null) {
+        oprot.writeFieldBegin(ROW_FIELD_DESC);
+        oprot.writeBinary(struct.row);
+        oprot.writeFieldEnd();
+      }
+      if (struct.mutations != null) {
+        oprot.writeFieldBegin(MUTATIONS_FIELD_DESC);
+        {
+          oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRUCT, struct.mutations.size()));
+          for (Mutation _iter3 : struct.mutations)
+          {
+            _iter3.write(oprot);
+          }
+          oprot.writeListEnd();
+        }
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class BatchMutationTupleSchemeFactory implements SchemeFactory {
+    public BatchMutationTupleScheme getScheme() {
+      return new BatchMutationTupleScheme();
+    }
+  }
+
+  private static class BatchMutationTupleScheme extends TupleScheme<BatchMutation> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, BatchMutation struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetRow()) {
+        optionals.set(0);
+      }
+      if (struct.isSetMutations()) {
+        optionals.set(1);
+      }
+      oprot.writeBitSet(optionals, 2);
+      if (struct.isSetRow()) {
+        oprot.writeBinary(struct.row);
+      }
+      if (struct.isSetMutations()) {
+        {
+          oprot.writeI32(struct.mutations.size());
+          for (Mutation _iter4 : struct.mutations)
+          {
+            _iter4.write(oprot);
+          }
+        }
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, BatchMutation struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(2);
+      if (incoming.get(0)) {
+        struct.row = iprot.readBinary();
+        struct.setRowIsSet(true);
+      }
+      if (incoming.get(1)) {
+        {
+          org.apache.thrift.protocol.TList _list5 = new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRUCT, iprot.readI32());
+          struct.mutations = new ArrayList<Mutation>(_list5.size);
+          for (int _i6 = 0; _i6 < _list5.size; ++_i6)
+          {
+            Mutation _elem7; // required
+            _elem7 = new Mutation();
+            _elem7.read(iprot);
+            struct.mutations.add(_elem7);
+          }
+        }
+        struct.setMutationsIsSet(true);
+      }
+    }
+  }
+
+}
+

Added: hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/generated/ColumnDescriptor.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/generated/ColumnDescriptor.java?rev=1406339&view=auto
==============================================================================
--- hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/generated/ColumnDescriptor.java (added)
+++ hbase/trunk/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/generated/ColumnDescriptor.java Tue Nov  6 21:22:27 2012
@@ -0,0 +1,1187 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.0)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.hadoop.hbase.thrift.generated;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * An HColumnDescriptor contains information about a column family
+ * such as the number of versions, compression settings, etc. It is
+ * used as input when creating a table or adding a column.
+ */
+public class ColumnDescriptor implements org.apache.thrift.TBase<ColumnDescriptor, ColumnDescriptor._Fields>, java.io.Serializable, Cloneable {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("ColumnDescriptor");
+
+  private static final org.apache.thrift.protocol.TField NAME_FIELD_DESC = new org.apache.thrift.protocol.TField("name", org.apache.thrift.protocol.TType.STRING, (short)1);
+  private static final org.apache.thrift.protocol.TField MAX_VERSIONS_FIELD_DESC = new org.apache.thrift.protocol.TField("maxVersions", org.apache.thrift.protocol.TType.I32, (short)2);
+  private static final org.apache.thrift.protocol.TField COMPRESSION_FIELD_DESC = new org.apache.thrift.protocol.TField("compression", org.apache.thrift.protocol.TType.STRING, (short)3);
+  private static final org.apache.thrift.protocol.TField IN_MEMORY_FIELD_DESC = new org.apache.thrift.protocol.TField("inMemory", org.apache.thrift.protocol.TType.BOOL, (short)4);
+  private static final org.apache.thrift.protocol.TField BLOOM_FILTER_TYPE_FIELD_DESC = new org.apache.thrift.protocol.TField("bloomFilterType", org.apache.thrift.protocol.TType.STRING, (short)5);
+  private static final org.apache.thrift.protocol.TField BLOOM_FILTER_VECTOR_SIZE_FIELD_DESC = new org.apache.thrift.protocol.TField("bloomFilterVectorSize", org.apache.thrift.protocol.TType.I32, (short)6);
+  private static final org.apache.thrift.protocol.TField BLOOM_FILTER_NB_HASHES_FIELD_DESC = new org.apache.thrift.protocol.TField("bloomFilterNbHashes", org.apache.thrift.protocol.TType.I32, (short)7);
+  private static final org.apache.thrift.protocol.TField BLOCK_CACHE_ENABLED_FIELD_DESC = new org.apache.thrift.protocol.TField("blockCacheEnabled", org.apache.thrift.protocol.TType.BOOL, (short)8);
+  private static final org.apache.thrift.protocol.TField TIME_TO_LIVE_FIELD_DESC = new org.apache.thrift.protocol.TField("timeToLive", org.apache.thrift.protocol.TType.I32, (short)9);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new ColumnDescriptorStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new ColumnDescriptorTupleSchemeFactory());
+  }
+
+  public ByteBuffer name; // required
+  public int maxVersions; // required
+  public String compression; // required
+  public boolean inMemory; // required
+  public String bloomFilterType; // required
+  public int bloomFilterVectorSize; // required
+  public int bloomFilterNbHashes; // required
+  public boolean blockCacheEnabled; // required
+  public int timeToLive; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    NAME((short)1, "name"),
+    MAX_VERSIONS((short)2, "maxVersions"),
+    COMPRESSION((short)3, "compression"),
+    IN_MEMORY((short)4, "inMemory"),
+    BLOOM_FILTER_TYPE((short)5, "bloomFilterType"),
+    BLOOM_FILTER_VECTOR_SIZE((short)6, "bloomFilterVectorSize"),
+    BLOOM_FILTER_NB_HASHES((short)7, "bloomFilterNbHashes"),
+    BLOCK_CACHE_ENABLED((short)8, "blockCacheEnabled"),
+    TIME_TO_LIVE((short)9, "timeToLive");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // NAME
+          return NAME;
+        case 2: // MAX_VERSIONS
+          return MAX_VERSIONS;
+        case 3: // COMPRESSION
+          return COMPRESSION;
+        case 4: // IN_MEMORY
+          return IN_MEMORY;
+        case 5: // BLOOM_FILTER_TYPE
+          return BLOOM_FILTER_TYPE;
+        case 6: // BLOOM_FILTER_VECTOR_SIZE
+          return BLOOM_FILTER_VECTOR_SIZE;
+        case 7: // BLOOM_FILTER_NB_HASHES
+          return BLOOM_FILTER_NB_HASHES;
+        case 8: // BLOCK_CACHE_ENABLED
+          return BLOCK_CACHE_ENABLED;
+        case 9: // TIME_TO_LIVE
+          return TIME_TO_LIVE;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  private static final int __MAXVERSIONS_ISSET_ID = 0;
+  private static final int __INMEMORY_ISSET_ID = 1;
+  private static final int __BLOOMFILTERVECTORSIZE_ISSET_ID = 2;
+  private static final int __BLOOMFILTERNBHASHES_ISSET_ID = 3;
+  private static final int __BLOCKCACHEENABLED_ISSET_ID = 4;
+  private static final int __TIMETOLIVE_ISSET_ID = 5;
+  private byte __isset_bitfield = 0;
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.NAME, new org.apache.thrift.meta_data.FieldMetaData("name", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING        , "Text")));
+    tmpMap.put(_Fields.MAX_VERSIONS, new org.apache.thrift.meta_data.FieldMetaData("maxVersions", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I32)));
+    tmpMap.put(_Fields.COMPRESSION, new org.apache.thrift.meta_data.FieldMetaData("compression", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.IN_MEMORY, new org.apache.thrift.meta_data.FieldMetaData("inMemory", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
+    tmpMap.put(_Fields.BLOOM_FILTER_TYPE, new org.apache.thrift.meta_data.FieldMetaData("bloomFilterType", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.BLOOM_FILTER_VECTOR_SIZE, new org.apache.thrift.meta_data.FieldMetaData("bloomFilterVectorSize", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I32)));
+    tmpMap.put(_Fields.BLOOM_FILTER_NB_HASHES, new org.apache.thrift.meta_data.FieldMetaData("bloomFilterNbHashes", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I32)));
+    tmpMap.put(_Fields.BLOCK_CACHE_ENABLED, new org.apache.thrift.meta_data.FieldMetaData("blockCacheEnabled", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
+    tmpMap.put(_Fields.TIME_TO_LIVE, new org.apache.thrift.meta_data.FieldMetaData("timeToLive", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I32)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(ColumnDescriptor.class, metaDataMap);
+  }
+
+  public ColumnDescriptor() {
+    this.maxVersions = 3;
+
+    this.compression = "NONE";
+
+    this.inMemory = false;
+
+    this.bloomFilterType = "NONE";
+
+    this.bloomFilterVectorSize = 0;
+
+    this.bloomFilterNbHashes = 0;
+
+    this.blockCacheEnabled = false;
+
+    this.timeToLive = -1;
+
+  }
+
+  public ColumnDescriptor(
+    ByteBuffer name,
+    int maxVersions,
+    String compression,
+    boolean inMemory,
+    String bloomFilterType,
+    int bloomFilterVectorSize,
+    int bloomFilterNbHashes,
+    boolean blockCacheEnabled,
+    int timeToLive)
+  {
+    this();
+    this.name = name;
+    this.maxVersions = maxVersions;
+    setMaxVersionsIsSet(true);
+    this.compression = compression;
+    this.inMemory = inMemory;
+    setInMemoryIsSet(true);
+    this.bloomFilterType = bloomFilterType;
+    this.bloomFilterVectorSize = bloomFilterVectorSize;
+    setBloomFilterVectorSizeIsSet(true);
+    this.bloomFilterNbHashes = bloomFilterNbHashes;
+    setBloomFilterNbHashesIsSet(true);
+    this.blockCacheEnabled = blockCacheEnabled;
+    setBlockCacheEnabledIsSet(true);
+    this.timeToLive = timeToLive;
+    setTimeToLiveIsSet(true);
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public ColumnDescriptor(ColumnDescriptor other) {
+    __isset_bitfield = other.__isset_bitfield;
+    if (other.isSetName()) {
+      this.name = other.name;
+    }
+    this.maxVersions = other.maxVersions;
+    if (other.isSetCompression()) {
+      this.compression = other.compression;
+    }
+    this.inMemory = other.inMemory;
+    if (other.isSetBloomFilterType()) {
+      this.bloomFilterType = other.bloomFilterType;
+    }
+    this.bloomFilterVectorSize = other.bloomFilterVectorSize;
+    this.bloomFilterNbHashes = other.bloomFilterNbHashes;
+    this.blockCacheEnabled = other.blockCacheEnabled;
+    this.timeToLive = other.timeToLive;
+  }
+
+  public ColumnDescriptor deepCopy() {
+    return new ColumnDescriptor(this);
+  }
+
+  @Override
+  public void clear() {
+    this.name = null;
+    this.maxVersions = 3;
+
+    this.compression = "NONE";
+
+    this.inMemory = false;
+
+    this.bloomFilterType = "NONE";
+
+    this.bloomFilterVectorSize = 0;
+
+    this.bloomFilterNbHashes = 0;
+
+    this.blockCacheEnabled = false;
+
+    this.timeToLive = -1;
+
+  }
+
+  public byte[] getName() {
+    setName(org.apache.thrift.TBaseHelper.rightSize(name));
+    return name == null ? null : name.array();
+  }
+
+  public ByteBuffer bufferForName() {
+    return name;
+  }
+
+  public ColumnDescriptor setName(byte[] name) {
+    setName(name == null ? (ByteBuffer)null : ByteBuffer.wrap(name));
+    return this;
+  }
+
+  public ColumnDescriptor setName(ByteBuffer name) {
+    this.name = name;
+    return this;
+  }
+
+  public void unsetName() {
+    this.name = null;
+  }
+
+  /** Returns true if field name is set (has been assigned a value) and false otherwise */
+  public boolean isSetName() {
+    return this.name != null;
+  }
+
+  public void setNameIsSet(boolean value) {
+    if (!value) {
+      this.name = null;
+    }
+  }
+
+  public int getMaxVersions() {
+    return this.maxVersions;
+  }
+
+  public ColumnDescriptor setMaxVersions(int maxVersions) {
+    this.maxVersions = maxVersions;
+    setMaxVersionsIsSet(true);
+    return this;
+  }
+
+  public void unsetMaxVersions() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __MAXVERSIONS_ISSET_ID);
+  }
+
+  /** Returns true if field maxVersions is set (has been assigned a value) and false otherwise */
+  public boolean isSetMaxVersions() {
+    return EncodingUtils.testBit(__isset_bitfield, __MAXVERSIONS_ISSET_ID);
+  }
+
+  public void setMaxVersionsIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __MAXVERSIONS_ISSET_ID, value);
+  }
+
+  public String getCompression() {
+    return this.compression;
+  }
+
+  public ColumnDescriptor setCompression(String compression) {
+    this.compression = compression;
+    return this;
+  }
+
+  public void unsetCompression() {
+    this.compression = null;
+  }
+
+  /** Returns true if field compression is set (has been assigned a value) and false otherwise */
+  public boolean isSetCompression() {
+    return this.compression != null;
+  }
+
+  public void setCompressionIsSet(boolean value) {
+    if (!value) {
+      this.compression = null;
+    }
+  }
+
+  public boolean isInMemory() {
+    return this.inMemory;
+  }
+
+  public ColumnDescriptor setInMemory(boolean inMemory) {
+    this.inMemory = inMemory;
+    setInMemoryIsSet(true);
+    return this;
+  }
+
+  public void unsetInMemory() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __INMEMORY_ISSET_ID);
+  }
+
+  /** Returns true if field inMemory is set (has been assigned a value) and false otherwise */
+  public boolean isSetInMemory() {
+    return EncodingUtils.testBit(__isset_bitfield, __INMEMORY_ISSET_ID);
+  }
+
+  public void setInMemoryIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __INMEMORY_ISSET_ID, value);
+  }
+
+  public String getBloomFilterType() {
+    return this.bloomFilterType;
+  }
+
+  public ColumnDescriptor setBloomFilterType(String bloomFilterType) {
+    this.bloomFilterType = bloomFilterType;
+    return this;
+  }
+
+  public void unsetBloomFilterType() {
+    this.bloomFilterType = null;
+  }
+
+  /** Returns true if field bloomFilterType is set (has been assigned a value) and false otherwise */
+  public boolean isSetBloomFilterType() {
+    return this.bloomFilterType != null;
+  }
+
+  public void setBloomFilterTypeIsSet(boolean value) {
+    if (!value) {
+      this.bloomFilterType = null;
+    }
+  }
+
+  public int getBloomFilterVectorSize() {
+    return this.bloomFilterVectorSize;
+  }
+
+  public ColumnDescriptor setBloomFilterVectorSize(int bloomFilterVectorSize) {
+    this.bloomFilterVectorSize = bloomFilterVectorSize;
+    setBloomFilterVectorSizeIsSet(true);
+    return this;
+  }
+
+  public void unsetBloomFilterVectorSize() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __BLOOMFILTERVECTORSIZE_ISSET_ID);
+  }
+
+  /** Returns true if field bloomFilterVectorSize is set (has been assigned a value) and false otherwise */
+  public boolean isSetBloomFilterVectorSize() {
+    return EncodingUtils.testBit(__isset_bitfield, __BLOOMFILTERVECTORSIZE_ISSET_ID);
+  }
+
+  public void setBloomFilterVectorSizeIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __BLOOMFILTERVECTORSIZE_ISSET_ID, value);
+  }
+
+  public int getBloomFilterNbHashes() {
+    return this.bloomFilterNbHashes;
+  }
+
+  public ColumnDescriptor setBloomFilterNbHashes(int bloomFilterNbHashes) {
+    this.bloomFilterNbHashes = bloomFilterNbHashes;
+    setBloomFilterNbHashesIsSet(true);
+    return this;
+  }
+
+  public void unsetBloomFilterNbHashes() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __BLOOMFILTERNBHASHES_ISSET_ID);
+  }
+
+  /** Returns true if field bloomFilterNbHashes is set (has been assigned a value) and false otherwise */
+  public boolean isSetBloomFilterNbHashes() {
+    return EncodingUtils.testBit(__isset_bitfield, __BLOOMFILTERNBHASHES_ISSET_ID);
+  }
+
+  public void setBloomFilterNbHashesIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __BLOOMFILTERNBHASHES_ISSET_ID, value);
+  }
+
+  public boolean isBlockCacheEnabled() {
+    return this.blockCacheEnabled;
+  }
+
+  public ColumnDescriptor setBlockCacheEnabled(boolean blockCacheEnabled) {
+    this.blockCacheEnabled = blockCacheEnabled;
+    setBlockCacheEnabledIsSet(true);
+    return this;
+  }
+
+  public void unsetBlockCacheEnabled() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __BLOCKCACHEENABLED_ISSET_ID);
+  }
+
+  /** Returns true if field blockCacheEnabled is set (has been assigned a value) and false otherwise */
+  public boolean isSetBlockCacheEnabled() {
+    return EncodingUtils.testBit(__isset_bitfield, __BLOCKCACHEENABLED_ISSET_ID);
+  }
+
+  public void setBlockCacheEnabledIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __BLOCKCACHEENABLED_ISSET_ID, value);
+  }
+
+  public int getTimeToLive() {
+    return this.timeToLive;
+  }
+
+  public ColumnDescriptor setTimeToLive(int timeToLive) {
+    this.timeToLive = timeToLive;
+    setTimeToLiveIsSet(true);
+    return this;
+  }
+
+  public void unsetTimeToLive() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __TIMETOLIVE_ISSET_ID);
+  }
+
+  /** Returns true if field timeToLive is set (has been assigned a value) and false otherwise */
+  public boolean isSetTimeToLive() {
+    return EncodingUtils.testBit(__isset_bitfield, __TIMETOLIVE_ISSET_ID);
+  }
+
+  public void setTimeToLiveIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __TIMETOLIVE_ISSET_ID, value);
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case NAME:
+      if (value == null) {
+        unsetName();
+      } else {
+        setName((ByteBuffer)value);
+      }
+      break;
+
+    case MAX_VERSIONS:
+      if (value == null) {
+        unsetMaxVersions();
+      } else {
+        setMaxVersions((Integer)value);
+      }
+      break;
+
+    case COMPRESSION:
+      if (value == null) {
+        unsetCompression();
+      } else {
+        setCompression((String)value);
+      }
+      break;
+
+    case IN_MEMORY:
+      if (value == null) {
+        unsetInMemory();
+      } else {
+        setInMemory((Boolean)value);
+      }
+      break;
+
+    case BLOOM_FILTER_TYPE:
+      if (value == null) {
+        unsetBloomFilterType();
+      } else {
+        setBloomFilterType((String)value);
+      }
+      break;
+
+    case BLOOM_FILTER_VECTOR_SIZE:
+      if (value == null) {
+        unsetBloomFilterVectorSize();
+      } else {
+        setBloomFilterVectorSize((Integer)value);
+      }
+      break;
+
+    case BLOOM_FILTER_NB_HASHES:
+      if (value == null) {
+        unsetBloomFilterNbHashes();
+      } else {
+        setBloomFilterNbHashes((Integer)value);
+      }
+      break;
+
+    case BLOCK_CACHE_ENABLED:
+      if (value == null) {
+        unsetBlockCacheEnabled();
+      } else {
+        setBlockCacheEnabled((Boolean)value);
+      }
+      break;
+
+    case TIME_TO_LIVE:
+      if (value == null) {
+        unsetTimeToLive();
+      } else {
+        setTimeToLive((Integer)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case NAME:
+      return getName();
+
+    case MAX_VERSIONS:
+      return Integer.valueOf(getMaxVersions());
+
+    case COMPRESSION:
+      return getCompression();
+
+    case IN_MEMORY:
+      return Boolean.valueOf(isInMemory());
+
+    case BLOOM_FILTER_TYPE:
+      return getBloomFilterType();
+
+    case BLOOM_FILTER_VECTOR_SIZE:
+      return Integer.valueOf(getBloomFilterVectorSize());
+
+    case BLOOM_FILTER_NB_HASHES:
+      return Integer.valueOf(getBloomFilterNbHashes());
+
+    case BLOCK_CACHE_ENABLED:
+      return Boolean.valueOf(isBlockCacheEnabled());
+
+    case TIME_TO_LIVE:
+      return Integer.valueOf(getTimeToLive());
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case NAME:
+      return isSetName();
+    case MAX_VERSIONS:
+      return isSetMaxVersions();
+    case COMPRESSION:
+      return isSetCompression();
+    case IN_MEMORY:
+      return isSetInMemory();
+    case BLOOM_FILTER_TYPE:
+      return isSetBloomFilterType();
+    case BLOOM_FILTER_VECTOR_SIZE:
+      return isSetBloomFilterVectorSize();
+    case BLOOM_FILTER_NB_HASHES:
+      return isSetBloomFilterNbHashes();
+    case BLOCK_CACHE_ENABLED:
+      return isSetBlockCacheEnabled();
+    case TIME_TO_LIVE:
+      return isSetTimeToLive();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof ColumnDescriptor)
+      return this.equals((ColumnDescriptor)that);
+    return false;
+  }
+
+  public boolean equals(ColumnDescriptor that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_name = true && this.isSetName();
+    boolean that_present_name = true && that.isSetName();
+    if (this_present_name || that_present_name) {
+      if (!(this_present_name && that_present_name))
+        return false;
+      if (!this.name.equals(that.name))
+        return false;
+    }
+
+    boolean this_present_maxVersions = true;
+    boolean that_present_maxVersions = true;
+    if (this_present_maxVersions || that_present_maxVersions) {
+      if (!(this_present_maxVersions && that_present_maxVersions))
+        return false;
+      if (this.maxVersions != that.maxVersions)
+        return false;
+    }
+
+    boolean this_present_compression = true && this.isSetCompression();
+    boolean that_present_compression = true && that.isSetCompression();
+    if (this_present_compression || that_present_compression) {
+      if (!(this_present_compression && that_present_compression))
+        return false;
+      if (!this.compression.equals(that.compression))
+        return false;
+    }
+
+    boolean this_present_inMemory = true;
+    boolean that_present_inMemory = true;
+    if (this_present_inMemory || that_present_inMemory) {
+      if (!(this_present_inMemory && that_present_inMemory))
+        return false;
+      if (this.inMemory != that.inMemory)
+        return false;
+    }
+
+    boolean this_present_bloomFilterType = true && this.isSetBloomFilterType();
+    boolean that_present_bloomFilterType = true && that.isSetBloomFilterType();
+    if (this_present_bloomFilterType || that_present_bloomFilterType) {
+      if (!(this_present_bloomFilterType && that_present_bloomFilterType))
+        return false;
+      if (!this.bloomFilterType.equals(that.bloomFilterType))
+        return false;
+    }
+
+    boolean this_present_bloomFilterVectorSize = true;
+    boolean that_present_bloomFilterVectorSize = true;
+    if (this_present_bloomFilterVectorSize || that_present_bloomFilterVectorSize) {
+      if (!(this_present_bloomFilterVectorSize && that_present_bloomFilterVectorSize))
+        return false;
+      if (this.bloomFilterVectorSize != that.bloomFilterVectorSize)
+        return false;
+    }
+
+    boolean this_present_bloomFilterNbHashes = true;
+    boolean that_present_bloomFilterNbHashes = true;
+    if (this_present_bloomFilterNbHashes || that_present_bloomFilterNbHashes) {
+      if (!(this_present_bloomFilterNbHashes && that_present_bloomFilterNbHashes))
+        return false;
+      if (this.bloomFilterNbHashes != that.bloomFilterNbHashes)
+        return false;
+    }
+
+    boolean this_present_blockCacheEnabled = true;
+    boolean that_present_blockCacheEnabled = true;
+    if (this_present_blockCacheEnabled || that_present_blockCacheEnabled) {
+      if (!(this_present_blockCacheEnabled && that_present_blockCacheEnabled))
+        return false;
+      if (this.blockCacheEnabled != that.blockCacheEnabled)
+        return false;
+    }
+
+    boolean this_present_timeToLive = true;
+    boolean that_present_timeToLive = true;
+    if (this_present_timeToLive || that_present_timeToLive) {
+      if (!(this_present_timeToLive && that_present_timeToLive))
+        return false;
+      if (this.timeToLive != that.timeToLive)
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  public int compareTo(ColumnDescriptor other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+    ColumnDescriptor typedOther = (ColumnDescriptor)other;
+
+    lastComparison = Boolean.valueOf(isSetName()).compareTo(typedOther.isSetName());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetName()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.name, typedOther.name);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetMaxVersions()).compareTo(typedOther.isSetMaxVersions());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetMaxVersions()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.maxVersions, typedOther.maxVersions);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetCompression()).compareTo(typedOther.isSetCompression());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetCompression()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.compression, typedOther.compression);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetInMemory()).compareTo(typedOther.isSetInMemory());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetInMemory()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.inMemory, typedOther.inMemory);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetBloomFilterType()).compareTo(typedOther.isSetBloomFilterType());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetBloomFilterType()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.bloomFilterType, typedOther.bloomFilterType);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetBloomFilterVectorSize()).compareTo(typedOther.isSetBloomFilterVectorSize());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetBloomFilterVectorSize()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.bloomFilterVectorSize, typedOther.bloomFilterVectorSize);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetBloomFilterNbHashes()).compareTo(typedOther.isSetBloomFilterNbHashes());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetBloomFilterNbHashes()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.bloomFilterNbHashes, typedOther.bloomFilterNbHashes);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetBlockCacheEnabled()).compareTo(typedOther.isSetBlockCacheEnabled());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetBlockCacheEnabled()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.blockCacheEnabled, typedOther.blockCacheEnabled);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetTimeToLive()).compareTo(typedOther.isSetTimeToLive());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetTimeToLive()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.timeToLive, typedOther.timeToLive);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("ColumnDescriptor(");
+    boolean first = true;
+
+    sb.append("name:");
+    if (this.name == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.name);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("maxVersions:");
+    sb.append(this.maxVersions);
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("compression:");
+    if (this.compression == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.compression);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("inMemory:");
+    sb.append(this.inMemory);
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("bloomFilterType:");
+    if (this.bloomFilterType == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.bloomFilterType);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("bloomFilterVectorSize:");
+    sb.append(this.bloomFilterVectorSize);
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("bloomFilterNbHashes:");
+    sb.append(this.bloomFilterNbHashes);
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("blockCacheEnabled:");
+    sb.append(this.blockCacheEnabled);
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("timeToLive:");
+    sb.append(this.timeToLive);
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
+      __isset_bitfield = 0;
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class ColumnDescriptorStandardSchemeFactory implements SchemeFactory {
+    public ColumnDescriptorStandardScheme getScheme() {
+      return new ColumnDescriptorStandardScheme();
+    }
+  }
+
+  private static class ColumnDescriptorStandardScheme extends StandardScheme<ColumnDescriptor> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, ColumnDescriptor struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // NAME
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.name = iprot.readBinary();
+              struct.setNameIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // MAX_VERSIONS
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.maxVersions = iprot.readI32();
+              struct.setMaxVersionsIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 3: // COMPRESSION
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.compression = iprot.readString();
+              struct.setCompressionIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 4: // IN_MEMORY
+            if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
+              struct.inMemory = iprot.readBool();
+              struct.setInMemoryIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 5: // BLOOM_FILTER_TYPE
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.bloomFilterType = iprot.readString();
+              struct.setBloomFilterTypeIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 6: // BLOOM_FILTER_VECTOR_SIZE
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.bloomFilterVectorSize = iprot.readI32();
+              struct.setBloomFilterVectorSizeIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 7: // BLOOM_FILTER_NB_HASHES
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.bloomFilterNbHashes = iprot.readI32();
+              struct.setBloomFilterNbHashesIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 8: // BLOCK_CACHE_ENABLED
+            if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
+              struct.blockCacheEnabled = iprot.readBool();
+              struct.setBlockCacheEnabledIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 9: // TIME_TO_LIVE
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.timeToLive = iprot.readI32();
+              struct.setTimeToLiveIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, ColumnDescriptor struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.name != null) {
+        oprot.writeFieldBegin(NAME_FIELD_DESC);
+        oprot.writeBinary(struct.name);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldBegin(MAX_VERSIONS_FIELD_DESC);
+      oprot.writeI32(struct.maxVersions);
+      oprot.writeFieldEnd();
+      if (struct.compression != null) {
+        oprot.writeFieldBegin(COMPRESSION_FIELD_DESC);
+        oprot.writeString(struct.compression);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldBegin(IN_MEMORY_FIELD_DESC);
+      oprot.writeBool(struct.inMemory);
+      oprot.writeFieldEnd();
+      if (struct.bloomFilterType != null) {
+        oprot.writeFieldBegin(BLOOM_FILTER_TYPE_FIELD_DESC);
+        oprot.writeString(struct.bloomFilterType);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldBegin(BLOOM_FILTER_VECTOR_SIZE_FIELD_DESC);
+      oprot.writeI32(struct.bloomFilterVectorSize);
+      oprot.writeFieldEnd();
+      oprot.writeFieldBegin(BLOOM_FILTER_NB_HASHES_FIELD_DESC);
+      oprot.writeI32(struct.bloomFilterNbHashes);
+      oprot.writeFieldEnd();
+      oprot.writeFieldBegin(BLOCK_CACHE_ENABLED_FIELD_DESC);
+      oprot.writeBool(struct.blockCacheEnabled);
+      oprot.writeFieldEnd();
+      oprot.writeFieldBegin(TIME_TO_LIVE_FIELD_DESC);
+      oprot.writeI32(struct.timeToLive);
+      oprot.writeFieldEnd();
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class ColumnDescriptorTupleSchemeFactory implements SchemeFactory {
+    public ColumnDescriptorTupleScheme getScheme() {
+      return new ColumnDescriptorTupleScheme();
+    }
+  }
+
+  private static class ColumnDescriptorTupleScheme extends TupleScheme<ColumnDescriptor> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, ColumnDescriptor struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetName()) {
+        optionals.set(0);
+      }
+      if (struct.isSetMaxVersions()) {
+        optionals.set(1);
+      }
+      if (struct.isSetCompression()) {
+        optionals.set(2);
+      }
+      if (struct.isSetInMemory()) {
+        optionals.set(3);
+      }
+      if (struct.isSetBloomFilterType()) {
+        optionals.set(4);
+      }
+      if (struct.isSetBloomFilterVectorSize()) {
+        optionals.set(5);
+      }
+      if (struct.isSetBloomFilterNbHashes()) {
+        optionals.set(6);
+      }
+      if (struct.isSetBlockCacheEnabled()) {
+        optionals.set(7);
+      }
+      if (struct.isSetTimeToLive()) {
+        optionals.set(8);
+      }
+      oprot.writeBitSet(optionals, 9);
+      if (struct.isSetName()) {
+        oprot.writeBinary(struct.name);
+      }
+      if (struct.isSetMaxVersions()) {
+        oprot.writeI32(struct.maxVersions);
+      }
+      if (struct.isSetCompression()) {
+        oprot.writeString(struct.compression);
+      }
+      if (struct.isSetInMemory()) {
+        oprot.writeBool(struct.inMemory);
+      }
+      if (struct.isSetBloomFilterType()) {
+        oprot.writeString(struct.bloomFilterType);
+      }
+      if (struct.isSetBloomFilterVectorSize()) {
+        oprot.writeI32(struct.bloomFilterVectorSize);
+      }
+      if (struct.isSetBloomFilterNbHashes()) {
+        oprot.writeI32(struct.bloomFilterNbHashes);
+      }
+      if (struct.isSetBlockCacheEnabled()) {
+        oprot.writeBool(struct.blockCacheEnabled);
+      }
+      if (struct.isSetTimeToLive()) {
+        oprot.writeI32(struct.timeToLive);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, ColumnDescriptor struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(9);
+      if (incoming.get(0)) {
+        struct.name = iprot.readBinary();
+        struct.setNameIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.maxVersions = iprot.readI32();
+        struct.setMaxVersionsIsSet(true);
+      }
+      if (incoming.get(2)) {
+        struct.compression = iprot.readString();
+        struct.setCompressionIsSet(true);
+      }
+      if (incoming.get(3)) {
+        struct.inMemory = iprot.readBool();
+        struct.setInMemoryIsSet(true);
+      }
+      if (incoming.get(4)) {
+        struct.bloomFilterType = iprot.readString();
+        struct.setBloomFilterTypeIsSet(true);
+      }
+      if (incoming.get(5)) {
+        struct.bloomFilterVectorSize = iprot.readI32();
+        struct.setBloomFilterVectorSizeIsSet(true);
+      }
+      if (incoming.get(6)) {
+        struct.bloomFilterNbHashes = iprot.readI32();
+        struct.setBloomFilterNbHashesIsSet(true);
+      }
+      if (incoming.get(7)) {
+        struct.blockCacheEnabled = iprot.readBool();
+        struct.setBlockCacheEnabledIsSet(true);
+      }
+      if (incoming.get(8)) {
+        struct.timeToLive = iprot.readI32();
+        struct.setTimeToLiveIsSet(true);
+      }
+    }
+  }
+
+}
+



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