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From ktur...@apache.org
Subject [3/6] ACCUMULO-1000 added conditional mutations to Accumulo
Date Wed, 24 Jul 2013 19:49:22 GMT
http://git-wip-us.apache.org/repos/asf/accumulo/blob/9dc24448/core/src/main/java/org/apache/accumulo/core/tabletserver/thrift/TabletClientService.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/tabletserver/thrift/TabletClientService.java b/core/src/main/java/org/apache/accumulo/core/tabletserver/thrift/TabletClientService.java
index 9144eb0..19fbb98 100644
--- a/core/src/main/java/org/apache/accumulo/core/tabletserver/thrift/TabletClientService.java
+++ b/core/src/main/java/org/apache/accumulo/core/tabletserver/thrift/TabletClientService.java
@@ -1,19 +1,3 @@
-/*
- * 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.
- */
 /**
  * Autogenerated by Thrift Compiler (0.9.0)
  *
@@ -46,7 +30,7 @@ import java.util.Arrays;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-@SuppressWarnings("all") public class TabletClientService {
+public class TabletClientService {
 
   public interface Iface extends org.apache.accumulo.core.client.impl.thrift.ClientService.Iface {
 
@@ -70,6 +54,14 @@ import org.slf4j.LoggerFactory;
 
     public void update(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, org.apache.accumulo.core.data.thrift.TKeyExtent keyExtent, org.apache.accumulo.core.data.thrift.TMutation mutation) throws org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException, NotServingTabletException, ConstraintViolationException, org.apache.thrift.TException;
 
+    public org.apache.accumulo.core.data.thrift.TConditionalSession startConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, List<ByteBuffer> authorizations, String tableID) throws org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException, org.apache.thrift.TException;
+
+    public List<org.apache.accumulo.core.data.thrift.TCMResult> conditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID, Map<org.apache.accumulo.core.data.thrift.TKeyExtent,List<org.apache.accumulo.core.data.thrift.TConditionalMutation>> mutations, List<String> symbols) throws NoSuchScanIDException, org.apache.thrift.TException;
+
+    public void invalidateConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID) throws org.apache.thrift.TException;
+
+    public void closeConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID) throws org.apache.thrift.TException;
+
     public List<org.apache.accumulo.core.data.thrift.TKeyExtent> bulkImport(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, long tid, Map<org.apache.accumulo.core.data.thrift.TKeyExtent,Map<String,org.apache.accumulo.core.data.thrift.MapFileInfo>> files, boolean setTime) throws org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException, org.apache.thrift.TException;
 
     public void splitTablet(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, org.apache.accumulo.core.data.thrift.TKeyExtent extent, ByteBuffer splitPoint) throws org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException, NotServingTabletException, org.apache.thrift.TException;
@@ -126,6 +118,14 @@ import org.slf4j.LoggerFactory;
 
     public void update(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, org.apache.accumulo.core.data.thrift.TKeyExtent keyExtent, org.apache.accumulo.core.data.thrift.TMutation mutation, org.apache.thrift.async.AsyncMethodCallback<AsyncClient.update_call> resultHandler) throws org.apache.thrift.TException;
 
+    public void startConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, List<ByteBuffer> authorizations, String tableID, org.apache.thrift.async.AsyncMethodCallback<AsyncClient.startConditionalUpdate_call> resultHandler) throws org.apache.thrift.TException;
+
+    public void conditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID, Map<org.apache.accumulo.core.data.thrift.TKeyExtent,List<org.apache.accumulo.core.data.thrift.TConditionalMutation>> mutations, List<String> symbols, org.apache.thrift.async.AsyncMethodCallback<AsyncClient.conditionalUpdate_call> resultHandler) throws org.apache.thrift.TException;
+
+    public void invalidateConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID, org.apache.thrift.async.AsyncMethodCallback<AsyncClient.invalidateConditionalUpdate_call> resultHandler) throws org.apache.thrift.TException;
+
+    public void closeConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID, org.apache.thrift.async.AsyncMethodCallback<AsyncClient.closeConditionalUpdate_call> resultHandler) throws org.apache.thrift.TException;
+
     public void bulkImport(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, long tid, Map<org.apache.accumulo.core.data.thrift.TKeyExtent,Map<String,org.apache.accumulo.core.data.thrift.MapFileInfo>> files, boolean setTime, org.apache.thrift.async.AsyncMethodCallback<AsyncClient.bulkImport_call> resultHandler) throws org.apache.thrift.TException;
 
     public void splitTablet(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, org.apache.accumulo.core.data.thrift.TKeyExtent extent, ByteBuffer splitPoint, org.apache.thrift.async.AsyncMethodCallback<AsyncClient.splitTablet_call> resultHandler) throws org.apache.thrift.TException;
@@ -453,6 +453,98 @@ import org.slf4j.LoggerFactory;
       return;
     }
 
+    public org.apache.accumulo.core.data.thrift.TConditionalSession startConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, List<ByteBuffer> authorizations, String tableID) throws org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException, org.apache.thrift.TException
+    {
+      send_startConditionalUpdate(tinfo, credentials, authorizations, tableID);
+      return recv_startConditionalUpdate();
+    }
+
+    public void send_startConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, List<ByteBuffer> authorizations, String tableID) throws org.apache.thrift.TException
+    {
+      startConditionalUpdate_args args = new startConditionalUpdate_args();
+      args.setTinfo(tinfo);
+      args.setCredentials(credentials);
+      args.setAuthorizations(authorizations);
+      args.setTableID(tableID);
+      sendBase("startConditionalUpdate", args);
+    }
+
+    public org.apache.accumulo.core.data.thrift.TConditionalSession recv_startConditionalUpdate() throws org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException, org.apache.thrift.TException
+    {
+      startConditionalUpdate_result result = new startConditionalUpdate_result();
+      receiveBase(result, "startConditionalUpdate");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      if (result.sec != null) {
+        throw result.sec;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "startConditionalUpdate failed: unknown result");
+    }
+
+    public List<org.apache.accumulo.core.data.thrift.TCMResult> conditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID, Map<org.apache.accumulo.core.data.thrift.TKeyExtent,List<org.apache.accumulo.core.data.thrift.TConditionalMutation>> mutations, List<String> symbols) throws NoSuchScanIDException, org.apache.thrift.TException
+    {
+      send_conditionalUpdate(tinfo, sessID, mutations, symbols);
+      return recv_conditionalUpdate();
+    }
+
+    public void send_conditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID, Map<org.apache.accumulo.core.data.thrift.TKeyExtent,List<org.apache.accumulo.core.data.thrift.TConditionalMutation>> mutations, List<String> symbols) throws org.apache.thrift.TException
+    {
+      conditionalUpdate_args args = new conditionalUpdate_args();
+      args.setTinfo(tinfo);
+      args.setSessID(sessID);
+      args.setMutations(mutations);
+      args.setSymbols(symbols);
+      sendBase("conditionalUpdate", args);
+    }
+
+    public List<org.apache.accumulo.core.data.thrift.TCMResult> recv_conditionalUpdate() throws NoSuchScanIDException, org.apache.thrift.TException
+    {
+      conditionalUpdate_result result = new conditionalUpdate_result();
+      receiveBase(result, "conditionalUpdate");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      if (result.nssi != null) {
+        throw result.nssi;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "conditionalUpdate failed: unknown result");
+    }
+
+    public void invalidateConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID) throws org.apache.thrift.TException
+    {
+      send_invalidateConditionalUpdate(tinfo, sessID);
+      recv_invalidateConditionalUpdate();
+    }
+
+    public void send_invalidateConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID) throws org.apache.thrift.TException
+    {
+      invalidateConditionalUpdate_args args = new invalidateConditionalUpdate_args();
+      args.setTinfo(tinfo);
+      args.setSessID(sessID);
+      sendBase("invalidateConditionalUpdate", args);
+    }
+
+    public void recv_invalidateConditionalUpdate() throws org.apache.thrift.TException
+    {
+      invalidateConditionalUpdate_result result = new invalidateConditionalUpdate_result();
+      receiveBase(result, "invalidateConditionalUpdate");
+      return;
+    }
+
+    public void closeConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID) throws org.apache.thrift.TException
+    {
+      send_closeConditionalUpdate(tinfo, sessID);
+    }
+
+    public void send_closeConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID) throws org.apache.thrift.TException
+    {
+      closeConditionalUpdate_args args = new closeConditionalUpdate_args();
+      args.setTinfo(tinfo);
+      args.setSessID(sessID);
+      sendBase("closeConditionalUpdate", args);
+    }
+
     public List<org.apache.accumulo.core.data.thrift.TKeyExtent> bulkImport(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, long tid, Map<org.apache.accumulo.core.data.thrift.TKeyExtent,Map<String,org.apache.accumulo.core.data.thrift.MapFileInfo>> files, boolean setTime) throws org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException, org.apache.thrift.TException
     {
       send_bulkImport(tinfo, credentials, tid, files, setTime);
@@ -1219,6 +1311,157 @@ import org.slf4j.LoggerFactory;
       }
     }
 
+    public void startConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, List<ByteBuffer> authorizations, String tableID, org.apache.thrift.async.AsyncMethodCallback<startConditionalUpdate_call> resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      startConditionalUpdate_call method_call = new startConditionalUpdate_call(tinfo, credentials, authorizations, tableID, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class startConditionalUpdate_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private org.apache.accumulo.trace.thrift.TInfo tinfo;
+      private org.apache.accumulo.core.security.thrift.TCredentials credentials;
+      private List<ByteBuffer> authorizations;
+      private String tableID;
+      public startConditionalUpdate_call(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, List<ByteBuffer> authorizations, String tableID, org.apache.thrift.async.AsyncMethodCallback<startConditionalUpdate_call> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.tinfo = tinfo;
+        this.credentials = credentials;
+        this.authorizations = authorizations;
+        this.tableID = tableID;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("startConditionalUpdate", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        startConditionalUpdate_args args = new startConditionalUpdate_args();
+        args.setTinfo(tinfo);
+        args.setCredentials(credentials);
+        args.setAuthorizations(authorizations);
+        args.setTableID(tableID);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public org.apache.accumulo.core.data.thrift.TConditionalSession getResult() throws org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException, org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        return (new Client(prot)).recv_startConditionalUpdate();
+      }
+    }
+
+    public void conditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID, Map<org.apache.accumulo.core.data.thrift.TKeyExtent,List<org.apache.accumulo.core.data.thrift.TConditionalMutation>> mutations, List<String> symbols, org.apache.thrift.async.AsyncMethodCallback<conditionalUpdate_call> resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      conditionalUpdate_call method_call = new conditionalUpdate_call(tinfo, sessID, mutations, symbols, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class conditionalUpdate_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private org.apache.accumulo.trace.thrift.TInfo tinfo;
+      private long sessID;
+      private Map<org.apache.accumulo.core.data.thrift.TKeyExtent,List<org.apache.accumulo.core.data.thrift.TConditionalMutation>> mutations;
+      private List<String> symbols;
+      public conditionalUpdate_call(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID, Map<org.apache.accumulo.core.data.thrift.TKeyExtent,List<org.apache.accumulo.core.data.thrift.TConditionalMutation>> mutations, List<String> symbols, org.apache.thrift.async.AsyncMethodCallback<conditionalUpdate_call> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.tinfo = tinfo;
+        this.sessID = sessID;
+        this.mutations = mutations;
+        this.symbols = symbols;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("conditionalUpdate", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        conditionalUpdate_args args = new conditionalUpdate_args();
+        args.setTinfo(tinfo);
+        args.setSessID(sessID);
+        args.setMutations(mutations);
+        args.setSymbols(symbols);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public List<org.apache.accumulo.core.data.thrift.TCMResult> getResult() throws NoSuchScanIDException, org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        return (new Client(prot)).recv_conditionalUpdate();
+      }
+    }
+
+    public void invalidateConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID, org.apache.thrift.async.AsyncMethodCallback<invalidateConditionalUpdate_call> resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      invalidateConditionalUpdate_call method_call = new invalidateConditionalUpdate_call(tinfo, sessID, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class invalidateConditionalUpdate_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private org.apache.accumulo.trace.thrift.TInfo tinfo;
+      private long sessID;
+      public invalidateConditionalUpdate_call(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID, org.apache.thrift.async.AsyncMethodCallback<invalidateConditionalUpdate_call> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.tinfo = tinfo;
+        this.sessID = sessID;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("invalidateConditionalUpdate", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        invalidateConditionalUpdate_args args = new invalidateConditionalUpdate_args();
+        args.setTinfo(tinfo);
+        args.setSessID(sessID);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public void getResult() throws org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        (new Client(prot)).recv_invalidateConditionalUpdate();
+      }
+    }
+
+    public void closeConditionalUpdate(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID, org.apache.thrift.async.AsyncMethodCallback<closeConditionalUpdate_call> resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      closeConditionalUpdate_call method_call = new closeConditionalUpdate_call(tinfo, sessID, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class closeConditionalUpdate_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private org.apache.accumulo.trace.thrift.TInfo tinfo;
+      private long sessID;
+      public closeConditionalUpdate_call(org.apache.accumulo.trace.thrift.TInfo tinfo, long sessID, org.apache.thrift.async.AsyncMethodCallback<closeConditionalUpdate_call> resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, true);
+        this.tinfo = tinfo;
+        this.sessID = sessID;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("closeConditionalUpdate", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        closeConditionalUpdate_args args = new closeConditionalUpdate_args();
+        args.setTinfo(tinfo);
+        args.setSessID(sessID);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public void getResult() throws org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+      }
+    }
+
     public void bulkImport(org.apache.accumulo.trace.thrift.TInfo tinfo, org.apache.accumulo.core.security.thrift.TCredentials credentials, long tid, Map<org.apache.accumulo.core.data.thrift.TKeyExtent,Map<String,org.apache.accumulo.core.data.thrift.MapFileInfo>> files, boolean setTime, org.apache.thrift.async.AsyncMethodCallback<bulkImport_call> resultHandler) throws org.apache.thrift.TException {
       checkReady();
       bulkImport_call method_call = new bulkImport_call(tinfo, credentials, tid, files, setTime, resultHandler, this, ___protocolFactory, ___transport);
@@ -1872,6 +2115,10 @@ import org.slf4j.LoggerFactory;
       processMap.put("applyUpdates", new applyUpdates());
       processMap.put("closeUpdate", new closeUpdate());
       processMap.put("update", new update());
+      processMap.put("startConditionalUpdate", new startConditionalUpdate());
+      processMap.put("conditionalUpdate", new conditionalUpdate());
+      processMap.put("invalidateConditionalUpdate", new invalidateConditionalUpdate());
+      processMap.put("closeConditionalUpdate", new closeConditionalUpdate());
       processMap.put("bulkImport", new bulkImport());
       processMap.put("splitTablet", new splitTablet());
       processMap.put("loadTablet", new loadTablet());
@@ -2134,6 +2381,93 @@ import org.slf4j.LoggerFactory;
       }
     }
 
+    public static class startConditionalUpdate<I extends Iface> extends org.apache.thrift.ProcessFunction<I, startConditionalUpdate_args> {
+      public startConditionalUpdate() {
+        super("startConditionalUpdate");
+      }
+
+      public startConditionalUpdate_args getEmptyArgsInstance() {
+        return new startConditionalUpdate_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public startConditionalUpdate_result getResult(I iface, startConditionalUpdate_args args) throws org.apache.thrift.TException {
+        startConditionalUpdate_result result = new startConditionalUpdate_result();
+        try {
+          result.success = iface.startConditionalUpdate(args.tinfo, args.credentials, args.authorizations, args.tableID);
+        } catch (org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException sec) {
+          result.sec = sec;
+        }
+        return result;
+      }
+    }
+
+    public static class conditionalUpdate<I extends Iface> extends org.apache.thrift.ProcessFunction<I, conditionalUpdate_args> {
+      public conditionalUpdate() {
+        super("conditionalUpdate");
+      }
+
+      public conditionalUpdate_args getEmptyArgsInstance() {
+        return new conditionalUpdate_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public conditionalUpdate_result getResult(I iface, conditionalUpdate_args args) throws org.apache.thrift.TException {
+        conditionalUpdate_result result = new conditionalUpdate_result();
+        try {
+          result.success = iface.conditionalUpdate(args.tinfo, args.sessID, args.mutations, args.symbols);
+        } catch (NoSuchScanIDException nssi) {
+          result.nssi = nssi;
+        }
+        return result;
+      }
+    }
+
+    public static class invalidateConditionalUpdate<I extends Iface> extends org.apache.thrift.ProcessFunction<I, invalidateConditionalUpdate_args> {
+      public invalidateConditionalUpdate() {
+        super("invalidateConditionalUpdate");
+      }
+
+      public invalidateConditionalUpdate_args getEmptyArgsInstance() {
+        return new invalidateConditionalUpdate_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public invalidateConditionalUpdate_result getResult(I iface, invalidateConditionalUpdate_args args) throws org.apache.thrift.TException {
+        invalidateConditionalUpdate_result result = new invalidateConditionalUpdate_result();
+        iface.invalidateConditionalUpdate(args.tinfo, args.sessID);
+        return result;
+      }
+    }
+
+    public static class closeConditionalUpdate<I extends Iface> extends org.apache.thrift.ProcessFunction<I, closeConditionalUpdate_args> {
+      public closeConditionalUpdate() {
+        super("closeConditionalUpdate");
+      }
+
+      public closeConditionalUpdate_args getEmptyArgsInstance() {
+        return new closeConditionalUpdate_args();
+      }
+
+      protected boolean isOneway() {
+        return true;
+      }
+
+      public org.apache.thrift.TBase getResult(I iface, closeConditionalUpdate_args args) throws org.apache.thrift.TException {
+        iface.closeConditionalUpdate(args.tinfo, args.sessID);
+        return null;
+      }
+    }
+
     public static class bulkImport<I extends Iface> extends org.apache.thrift.ProcessFunction<I, bulkImport_args> {
       public bulkImport() {
         super("bulkImport");
@@ -2516,7 +2850,7 @@ import org.slf4j.LoggerFactory;
     public boolean isolated; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       TINFO((short)11, "tinfo"),
       CREDENTIALS((short)1, "credentials"),
       EXTENT((short)2, "extent"),
@@ -3685,7 +4019,7 @@ import org.slf4j.LoggerFactory;
                   struct.columns = new ArrayList<org.apache.accumulo.core.data.thrift.TColumn>(_list106.size);
                   for (int _i107 = 0; _i107 < _list106.size; ++_i107)
                   {
-                    org.apache.accumulo.core.data.thrift.TColumn _elem108; // optional
+                    org.apache.accumulo.core.data.thrift.TColumn _elem108; // required
                     _elem108 = new org.apache.accumulo.core.data.thrift.TColumn();
                     _elem108.read(iprot);
                     struct.columns.add(_elem108);
@@ -3712,7 +4046,7 @@ import org.slf4j.LoggerFactory;
                   struct.ssiList = new ArrayList<org.apache.accumulo.core.data.thrift.IterInfo>(_list109.size);
                   for (int _i110 = 0; _i110 < _list109.size; ++_i110)
                   {
-                    org.apache.accumulo.core.data.thrift.IterInfo _elem111; // optional
+                    org.apache.accumulo.core.data.thrift.IterInfo _elem111; // required
                     _elem111 = new org.apache.accumulo.core.data.thrift.IterInfo();
                     _elem111.read(iprot);
                     struct.ssiList.add(_elem111);
@@ -3763,7 +4097,7 @@ import org.slf4j.LoggerFactory;
                   struct.authorizations = new ArrayList<ByteBuffer>(_list120.size);
                   for (int _i121 = 0; _i121 < _list120.size; ++_i121)
                   {
-                    ByteBuffer _elem122; // optional
+                    ByteBuffer _elem122; // required
                     _elem122 = iprot.readBinary();
                     struct.authorizations.add(_elem122);
                   }
@@ -4040,7 +4374,7 @@ import org.slf4j.LoggerFactory;
             struct.columns = new ArrayList<org.apache.accumulo.core.data.thrift.TColumn>(_list133.size);
             for (int _i134 = 0; _i134 < _list133.size; ++_i134)
             {
-              org.apache.accumulo.core.data.thrift.TColumn _elem135; // optional
+              org.apache.accumulo.core.data.thrift.TColumn _elem135; // required
               _elem135 = new org.apache.accumulo.core.data.thrift.TColumn();
               _elem135.read(iprot);
               struct.columns.add(_elem135);
@@ -4058,7 +4392,7 @@ import org.slf4j.LoggerFactory;
             struct.ssiList = new ArrayList<org.apache.accumulo.core.data.thrift.IterInfo>(_list136.size);
             for (int _i137 = 0; _i137 < _list136.size; ++_i137)
             {
-              org.apache.accumulo.core.data.thrift.IterInfo _elem138; // optional
+              org.apache.accumulo.core.data.thrift.IterInfo _elem138; // required
               _elem138 = new org.apache.accumulo.core.data.thrift.IterInfo();
               _elem138.read(iprot);
               struct.ssiList.add(_elem138);
@@ -4098,7 +4432,7 @@ import org.slf4j.LoggerFactory;
             struct.authorizations = new ArrayList<ByteBuffer>(_list147.size);
             for (int _i148 = 0; _i148 < _list147.size; ++_i148)
             {
-              ByteBuffer _elem149; // optional
+              ByteBuffer _elem149; // required
               _elem149 = iprot.readBinary();
               struct.authorizations.add(_elem149);
             }
@@ -4138,7 +4472,7 @@ import org.slf4j.LoggerFactory;
     public TooManyFilesException tmfe; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       SUCCESS((short)0, "success"),
       SEC((short)1, "sec"),
       NSTE((short)2, "nste"),
@@ -4799,7 +5133,7 @@ import org.slf4j.LoggerFactory;
     public long scanID; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       TINFO((short)2, "tinfo"),
       SCAN_ID((short)1, "scanID");
 
@@ -5260,7 +5594,7 @@ import org.slf4j.LoggerFactory;
     public TooManyFilesException tmfe; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       SUCCESS((short)0, "success"),
       NSSI((short)1, "nssi"),
       NSTE((short)2, "nste"),
@@ -5921,7 +6255,7 @@ import org.slf4j.LoggerFactory;
     public long scanID; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       TINFO((short)2, "tinfo"),
       SCAN_ID((short)1, "scanID");
 
@@ -6390,7 +6724,7 @@ import org.slf4j.LoggerFactory;
     public boolean waitForWrites; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       TINFO((short)8, "tinfo"),
       CREDENTIALS((short)1, "credentials"),
       BATCH((short)2, "batch"),
@@ -7338,7 +7672,7 @@ import org.slf4j.LoggerFactory;
                       _val153 = new ArrayList<org.apache.accumulo.core.data.thrift.TRange>(_list154.size);
                       for (int _i155 = 0; _i155 < _list154.size; ++_i155)
                       {
-                        org.apache.accumulo.core.data.thrift.TRange _elem156; // optional
+                        org.apache.accumulo.core.data.thrift.TRange _elem156; // required
                         _elem156 = new org.apache.accumulo.core.data.thrift.TRange();
                         _elem156.read(iprot);
                         _val153.add(_elem156);
@@ -7361,7 +7695,7 @@ import org.slf4j.LoggerFactory;
                   struct.columns = new ArrayList<org.apache.accumulo.core.data.thrift.TColumn>(_list157.size);
                   for (int _i158 = 0; _i158 < _list157.size; ++_i158)
                   {
-                    org.apache.accumulo.core.data.thrift.TColumn _elem159; // optional
+                    org.apache.accumulo.core.data.thrift.TColumn _elem159; // required
                     _elem159 = new org.apache.accumulo.core.data.thrift.TColumn();
                     _elem159.read(iprot);
                     struct.columns.add(_elem159);
@@ -7380,7 +7714,7 @@ import org.slf4j.LoggerFactory;
                   struct.ssiList = new ArrayList<org.apache.accumulo.core.data.thrift.IterInfo>(_list160.size);
                   for (int _i161 = 0; _i161 < _list160.size; ++_i161)
                   {
-                    org.apache.accumulo.core.data.thrift.IterInfo _elem162; // optional
+                    org.apache.accumulo.core.data.thrift.IterInfo _elem162; // required
                     _elem162 = new org.apache.accumulo.core.data.thrift.IterInfo();
                     _elem162.read(iprot);
                     struct.ssiList.add(_elem162);
@@ -7431,7 +7765,7 @@ import org.slf4j.LoggerFactory;
                   struct.authorizations = new ArrayList<ByteBuffer>(_list171.size);
                   for (int _i172 = 0; _i172 < _list171.size; ++_i172)
                   {
-                    ByteBuffer _elem173; // optional
+                    ByteBuffer _elem173; // required
                     _elem173 = iprot.readBinary();
                     struct.authorizations.add(_elem173);
                   }
@@ -7698,7 +8032,7 @@ import org.slf4j.LoggerFactory;
                 _val191 = new ArrayList<org.apache.accumulo.core.data.thrift.TRange>(_list192.size);
                 for (int _i193 = 0; _i193 < _list192.size; ++_i193)
                 {
-                  org.apache.accumulo.core.data.thrift.TRange _elem194; // optional
+                  org.apache.accumulo.core.data.thrift.TRange _elem194; // required
                   _elem194 = new org.apache.accumulo.core.data.thrift.TRange();
                   _elem194.read(iprot);
                   _val191.add(_elem194);
@@ -7715,7 +8049,7 @@ import org.slf4j.LoggerFactory;
             struct.columns = new ArrayList<org.apache.accumulo.core.data.thrift.TColumn>(_list195.size);
             for (int _i196 = 0; _i196 < _list195.size; ++_i196)
             {
-              org.apache.accumulo.core.data.thrift.TColumn _elem197; // optional
+              org.apache.accumulo.core.data.thrift.TColumn _elem197; // required
               _elem197 = new org.apache.accumulo.core.data.thrift.TColumn();
               _elem197.read(iprot);
               struct.columns.add(_elem197);
@@ -7729,7 +8063,7 @@ import org.slf4j.LoggerFactory;
             struct.ssiList = new ArrayList<org.apache.accumulo.core.data.thrift.IterInfo>(_list198.size);
             for (int _i199 = 0; _i199 < _list198.size; ++_i199)
             {
-              org.apache.accumulo.core.data.thrift.IterInfo _elem200; // optional
+              org.apache.accumulo.core.data.thrift.IterInfo _elem200; // required
               _elem200 = new org.apache.accumulo.core.data.thrift.IterInfo();
               _elem200.read(iprot);
               struct.ssiList.add(_elem200);
@@ -7769,7 +8103,7 @@ import org.slf4j.LoggerFactory;
             struct.authorizations = new ArrayList<ByteBuffer>(_list209.size);
             for (int _i210 = 0; _i210 < _list209.size; ++_i210)
             {
-              ByteBuffer _elem211; // optional
+              ByteBuffer _elem211; // required
               _elem211 = iprot.readBinary();
               struct.authorizations.add(_elem211);
             }
@@ -7801,7 +8135,7 @@ import org.slf4j.LoggerFactory;
     public org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException sec; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       SUCCESS((short)0, "success"),
       SEC((short)1, "sec");
 
@@ -8262,7 +8596,7 @@ import org.slf4j.LoggerFactory;
     public long scanID; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       TINFO((short)2, "tinfo"),
       SCAN_ID((short)1, "scanID");
 
@@ -8719,7 +9053,7 @@ import org.slf4j.LoggerFactory;
     public NoSuchScanIDException nssi; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       SUCCESS((short)0, "success"),
       NSSI((short)1, "nssi");
 
@@ -9180,7 +9514,7 @@ import org.slf4j.LoggerFactory;
     public long scanID; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       TINFO((short)2, "tinfo"),
       SCAN_ID((short)1, "scanID");
 
@@ -9635,7 +9969,7 @@ import org.slf4j.LoggerFactory;
     public NoSuchScanIDException nssi; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       NSSI((short)1, "nssi");
 
       private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
@@ -9993,7 +10327,7 @@ import org.slf4j.LoggerFactory;
     public org.apache.accumulo.core.security.thrift.TCredentials credentials; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       TINFO((short)2, "tinfo"),
       CREDENTIALS((short)1, "credentials");
 
@@ -10457,7 +10791,7 @@ import org.slf4j.LoggerFactory;
     public org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException sec; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       SUCCESS((short)0, "success"),
       SEC((short)1, "sec");
 
@@ -10917,7 +11251,7 @@ import org.slf4j.LoggerFactory;
     public List<org.apache.accumulo.core.data.thrift.TMutation> mutations; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       TINFO((short)1, "tinfo"),
       UPDATE_ID((short)2, "updateID"),
       KEY_EXTENT((short)3, "keyExtent"),
@@ -11473,7 +11807,7 @@ import org.slf4j.LoggerFactory;
                   struct.mutations = new ArrayList<org.apache.accumulo.core.data.thrift.TMutation>(_list212.size);
                   for (int _i213 = 0; _i213 < _list212.size; ++_i213)
                   {
-                    org.apache.accumulo.core.data.thrift.TMutation _elem214; // optional
+                    org.apache.accumulo.core.data.thrift.TMutation _elem214; // required
                     _elem214 = new org.apache.accumulo.core.data.thrift.TMutation();
                     _elem214.read(iprot);
                     struct.mutations.add(_elem214);
@@ -11600,7 +11934,7 @@ import org.slf4j.LoggerFactory;
             struct.mutations = new ArrayList<org.apache.accumulo.core.data.thrift.TMutation>(_list217.size);
             for (int _i218 = 0; _i218 < _list217.size; ++_i218)
             {
-              org.apache.accumulo.core.data.thrift.TMutation _elem219; // optional
+              org.apache.accumulo.core.data.thrift.TMutation _elem219; // required
               _elem219 = new org.apache.accumulo.core.data.thrift.TMutation();
               _elem219.read(iprot);
               struct.mutations.add(_elem219);
@@ -11629,7 +11963,7 @@ import org.slf4j.LoggerFactory;
     public long updateID; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       TINFO((short)2, "tinfo"),
       UPDATE_ID((short)1, "updateID");
 
@@ -12086,7 +12420,7 @@ import org.slf4j.LoggerFactory;
     public NoSuchScanIDException nssi; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       SUCCESS((short)0, "success"),
       NSSI((short)1, "nssi");
 
@@ -12551,7 +12885,7 @@ import org.slf4j.LoggerFactory;
     public org.apache.accumulo.core.data.thrift.TMutation mutation; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       TINFO((short)4, "tinfo"),
       CREDENTIALS((short)1, "credentials"),
       KEY_EXTENT((short)2, "keyExtent"),
@@ -13223,7 +13557,7 @@ import org.slf4j.LoggerFactory;
     public ConstraintViolationException cve; // required
 
     /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
-    @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
       SEC((short)1, "sec"),
       NSTE((short)2, "nste"),
       CVE((short)3, "cve");
@@ -13765,6 +14099,3649 @@ import org.slf4j.LoggerFactory;
 
   }
 
+  public static class startConditionalUpdate_args implements org.apache.thrift.TBase<startConditionalUpdate_args, startConditionalUpdate_args._Fields>, java.io.Serializable, Cloneable   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("startConditionalUpdate_args");
+
+    private static final org.apache.thrift.protocol.TField TINFO_FIELD_DESC = new org.apache.thrift.protocol.TField("tinfo", org.apache.thrift.protocol.TType.STRUCT, (short)1);
+    private static final org.apache.thrift.protocol.TField CREDENTIALS_FIELD_DESC = new org.apache.thrift.protocol.TField("credentials", org.apache.thrift.protocol.TType.STRUCT, (short)2);
+    private static final org.apache.thrift.protocol.TField AUTHORIZATIONS_FIELD_DESC = new org.apache.thrift.protocol.TField("authorizations", org.apache.thrift.protocol.TType.LIST, (short)3);
+    private static final org.apache.thrift.protocol.TField TABLE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("tableID", org.apache.thrift.protocol.TType.STRING, (short)4);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new startConditionalUpdate_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new startConditionalUpdate_argsTupleSchemeFactory());
+    }
+
+    public org.apache.accumulo.trace.thrift.TInfo tinfo; // required
+    public org.apache.accumulo.core.security.thrift.TCredentials credentials; // required
+    public List<ByteBuffer> authorizations; // required
+    public String tableID; // 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 {
+      TINFO((short)1, "tinfo"),
+      CREDENTIALS((short)2, "credentials"),
+      AUTHORIZATIONS((short)3, "authorizations"),
+      TABLE_ID((short)4, "tableID");
+
+      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: // TINFO
+            return TINFO;
+          case 2: // CREDENTIALS
+            return CREDENTIALS;
+          case 3: // AUTHORIZATIONS
+            return AUTHORIZATIONS;
+          case 4: // TABLE_ID
+            return TABLE_ID;
+          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.TINFO, new org.apache.thrift.meta_data.FieldMetaData("tinfo", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, org.apache.accumulo.trace.thrift.TInfo.class)));
+      tmpMap.put(_Fields.CREDENTIALS, new org.apache.thrift.meta_data.FieldMetaData("credentials", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, org.apache.accumulo.core.security.thrift.TCredentials.class)));
+      tmpMap.put(_Fields.AUTHORIZATIONS, new org.apache.thrift.meta_data.FieldMetaData("authorizations", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
+              new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING              , true))));
+      tmpMap.put(_Fields.TABLE_ID, new org.apache.thrift.meta_data.FieldMetaData("tableID", 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(startConditionalUpdate_args.class, metaDataMap);
+    }
+
+    public startConditionalUpdate_args() {
+    }
+
+    public startConditionalUpdate_args(
+      org.apache.accumulo.trace.thrift.TInfo tinfo,
+      org.apache.accumulo.core.security.thrift.TCredentials credentials,
+      List<ByteBuffer> authorizations,
+      String tableID)
+    {
+      this();
+      this.tinfo = tinfo;
+      this.credentials = credentials;
+      this.authorizations = authorizations;
+      this.tableID = tableID;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public startConditionalUpdate_args(startConditionalUpdate_args other) {
+      if (other.isSetTinfo()) {
+        this.tinfo = new org.apache.accumulo.trace.thrift.TInfo(other.tinfo);
+      }
+      if (other.isSetCredentials()) {
+        this.credentials = new org.apache.accumulo.core.security.thrift.TCredentials(other.credentials);
+      }
+      if (other.isSetAuthorizations()) {
+        List<ByteBuffer> __this__authorizations = new ArrayList<ByteBuffer>();
+        for (ByteBuffer other_element : other.authorizations) {
+          ByteBuffer temp_binary_element = org.apache.thrift.TBaseHelper.copyBinary(other_element);
+;
+          __this__authorizations.add(temp_binary_element);
+        }
+        this.authorizations = __this__authorizations;
+      }
+      if (other.isSetTableID()) {
+        this.tableID = other.tableID;
+      }
+    }
+
+    public startConditionalUpdate_args deepCopy() {
+      return new startConditionalUpdate_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.tinfo = null;
+      this.credentials = null;
+      this.authorizations = null;
+      this.tableID = null;
+    }
+
+    public org.apache.accumulo.trace.thrift.TInfo getTinfo() {
+      return this.tinfo;
+    }
+
+    public startConditionalUpdate_args setTinfo(org.apache.accumulo.trace.thrift.TInfo tinfo) {
+      this.tinfo = tinfo;
+      return this;
+    }
+
+    public void unsetTinfo() {
+      this.tinfo = null;
+    }
+
+    /** Returns true if field tinfo is set (has been assigned a value) and false otherwise */
+    public boolean isSetTinfo() {
+      return this.tinfo != null;
+    }
+
+    public void setTinfoIsSet(boolean value) {
+      if (!value) {
+        this.tinfo = null;
+      }
+    }
+
+    public org.apache.accumulo.core.security.thrift.TCredentials getCredentials() {
+      return this.credentials;
+    }
+
+    public startConditionalUpdate_args setCredentials(org.apache.accumulo.core.security.thrift.TCredentials credentials) {
+      this.credentials = credentials;
+      return this;
+    }
+
+    public void unsetCredentials() {
+      this.credentials = null;
+    }
+
+    /** Returns true if field credentials is set (has been assigned a value) and false otherwise */
+    public boolean isSetCredentials() {
+      return this.credentials != null;
+    }
+
+    public void setCredentialsIsSet(boolean value) {
+      if (!value) {
+        this.credentials = null;
+      }
+    }
+
+    public int getAuthorizationsSize() {
+      return (this.authorizations == null) ? 0 : this.authorizations.size();
+    }
+
+    public java.util.Iterator<ByteBuffer> getAuthorizationsIterator() {
+      return (this.authorizations == null) ? null : this.authorizations.iterator();
+    }
+
+    public void addToAuthorizations(ByteBuffer elem) {
+      if (this.authorizations == null) {
+        this.authorizations = new ArrayList<ByteBuffer>();
+      }
+      this.authorizations.add(elem);
+    }
+
+    public List<ByteBuffer> getAuthorizations() {
+      return this.authorizations;
+    }
+
+    public startConditionalUpdate_args setAuthorizations(List<ByteBuffer> authorizations) {
+      this.authorizations = authorizations;
+      return this;
+    }
+
+    public void unsetAuthorizations() {
+      this.authorizations = null;
+    }
+
+    /** Returns true if field authorizations is set (has been assigned a value) and false otherwise */
+    public boolean isSetAuthorizations() {
+      return this.authorizations != null;
+    }
+
+    public void setAuthorizationsIsSet(boolean value) {
+      if (!value) {
+        this.authorizations = null;
+      }
+    }
+
+    public String getTableID() {
+      return this.tableID;
+    }
+
+    public startConditionalUpdate_args setTableID(String tableID) {
+      this.tableID = tableID;
+      return this;
+    }
+
+    public void unsetTableID() {
+      this.tableID = null;
+    }
+
+    /** Returns true if field tableID is set (has been assigned a value) and false otherwise */
+    public boolean isSetTableID() {
+      return this.tableID != null;
+    }
+
+    public void setTableIDIsSet(boolean value) {
+      if (!value) {
+        this.tableID = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case TINFO:
+        if (value == null) {
+          unsetTinfo();
+        } else {
+          setTinfo((org.apache.accumulo.trace.thrift.TInfo)value);
+        }
+        break;
+
+      case CREDENTIALS:
+        if (value == null) {
+          unsetCredentials();
+        } else {
+          setCredentials((org.apache.accumulo.core.security.thrift.TCredentials)value);
+        }
+        break;
+
+      case AUTHORIZATIONS:
+        if (value == null) {
+          unsetAuthorizations();
+        } else {
+          setAuthorizations((List<ByteBuffer>)value);
+        }
+        break;
+
+      case TABLE_ID:
+        if (value == null) {
+          unsetTableID();
+        } else {
+          setTableID((String)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case TINFO:
+        return getTinfo();
+
+      case CREDENTIALS:
+        return getCredentials();
+
+      case AUTHORIZATIONS:
+        return getAuthorizations();
+
+      case TABLE_ID:
+        return getTableID();
+
+      }
+      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 TINFO:
+        return isSetTinfo();
+      case CREDENTIALS:
+        return isSetCredentials();
+      case AUTHORIZATIONS:
+        return isSetAuthorizations();
+      case TABLE_ID:
+        return isSetTableID();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof startConditionalUpdate_args)
+        return this.equals((startConditionalUpdate_args)that);
+      return false;
+    }
+
+    public boolean equals(startConditionalUpdate_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_tinfo = true && this.isSetTinfo();
+      boolean that_present_tinfo = true && that.isSetTinfo();
+      if (this_present_tinfo || that_present_tinfo) {
+        if (!(this_present_tinfo && that_present_tinfo))
+          return false;
+        if (!this.tinfo.equals(that.tinfo))
+          return false;
+      }
+
+      boolean this_present_credentials = true && this.isSetCredentials();
+      boolean that_present_credentials = true && that.isSetCredentials();
+      if (this_present_credentials || that_present_credentials) {
+        if (!(this_present_credentials && that_present_credentials))
+          return false;
+        if (!this.credentials.equals(that.credentials))
+          return false;
+      }
+
+      boolean this_present_authorizations = true && this.isSetAuthorizations();
+      boolean that_present_authorizations = true && that.isSetAuthorizations();
+      if (this_present_authorizations || that_present_authorizations) {
+        if (!(this_present_authorizations && that_present_authorizations))
+          return false;
+        if (!this.authorizations.equals(that.authorizations))
+          return false;
+      }
+
+      boolean this_present_tableID = true && this.isSetTableID();
+      boolean that_present_tableID = true && that.isSetTableID();
+      if (this_present_tableID || that_present_tableID) {
+        if (!(this_present_tableID && that_present_tableID))
+          return false;
+        if (!this.tableID.equals(that.tableID))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    public int compareTo(startConditionalUpdate_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+      startConditionalUpdate_args typedOther = (startConditionalUpdate_args)other;
+
+      lastComparison = Boolean.valueOf(isSetTinfo()).compareTo(typedOther.isSetTinfo());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetTinfo()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.tinfo, typedOther.tinfo);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetCredentials()).compareTo(typedOther.isSetCredentials());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetCredentials()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.credentials, typedOther.credentials);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetAuthorizations()).compareTo(typedOther.isSetAuthorizations());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetAuthorizations()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.authorizations, typedOther.authorizations);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetTableID()).compareTo(typedOther.isSetTableID());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetTableID()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.tableID, typedOther.tableID);
+        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("startConditionalUpdate_args(");
+      boolean first = true;
+
+      sb.append("tinfo:");
+      if (this.tinfo == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.tinfo);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("credentials:");
+      if (this.credentials == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.credentials);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("authorizations:");
+      if (this.authorizations == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.authorizations);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("tableID:");
+      if (this.tableID == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.tableID);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+      if (tinfo != null) {
+        tinfo.validate();
+      }
+      if (credentials != null) {
+        credentials.validate();
+      }
+    }
+
+    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 startConditionalUpdate_argsStandardSchemeFactory implements SchemeFactory {
+      public startConditionalUpdate_argsStandardScheme getScheme() {
+        return new startConditionalUpdate_argsStandardScheme();
+      }
+    }
+
+    private static class startConditionalUpdate_argsStandardScheme extends StandardScheme<startConditionalUpdate_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, startConditionalUpdate_args 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: // TINFO
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.tinfo = new org.apache.accumulo.trace.thrift.TInfo();
+                struct.tinfo.read(iprot);
+                struct.setTinfoIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 2: // CREDENTIALS
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.credentials = new org.apache.accumulo.core.security.thrift.TCredentials();
+                struct.credentials.read(iprot);
+                struct.setCredentialsIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 3: // AUTHORIZATIONS
+              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
+                {
+                  org.apache.thrift.protocol.TList _list220 = iprot.readListBegin();
+                  struct.authorizations = new ArrayList<ByteBuffer>(_list220.size);
+                  for (int _i221 = 0; _i221 < _list220.size; ++_i221)
+                  {
+                    ByteBuffer _elem222; // required
+                    _elem222 = iprot.readBinary();
+                    struct.authorizations.add(_elem222);
+                  }
+                  iprot.readListEnd();
+                }
+                struct.setAuthorizationsIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 4: // TABLE_ID
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.tableID = iprot.readString();
+                struct.setTableIDIsSet(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, startConditionalUpdate_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.tinfo != null) {
+          oprot.writeFieldBegin(TINFO_FIELD_DESC);
+          struct.tinfo.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        if (struct.credentials != null) {
+          oprot.writeFieldBegin(CREDENTIALS_FIELD_DESC);
+          struct.credentials.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        if (struct.authorizations != null) {
+          oprot.writeFieldBegin(AUTHORIZATIONS_FIELD_DESC);
+          {
+            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.authorizations.size()));
+            for (ByteBuffer _iter223 : struct.authorizations)
+            {
+              oprot.writeBinary(_iter223);
+            }
+            oprot.writeListEnd();
+          }
+          oprot.writeFieldEnd();
+        }
+        if (struct.tableID != null) {
+          oprot.writeFieldBegin(TABLE_ID_FIELD_DESC);
+          oprot.writeString(struct.tableID);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class startConditionalUpdate_argsTupleSchemeFactory implements SchemeFactory {
+      public startConditionalUpdate_argsTupleScheme getScheme() {
+        return new startConditionalUpdate_argsTupleScheme();
+      }
+    }
+
+    private static class startConditionalUpdate_argsTupleScheme extends TupleScheme<startConditionalUpdate_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, startConditionalUpdate_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetTinfo()) {
+          optionals.set(0);
+        }
+        if (struct.isSetCredentials()) {
+          optionals.set(1);
+        }
+        if (struct.isSetAuthorizations()) {
+          optionals.set(2);
+        }
+        if (struct.isSetTableID()) {
+          optionals.set(3);
+        }
+        oprot.writeBitSet(optionals, 4);
+        if (struct.isSetTinfo()) {
+          struct.tinfo.write(oprot);
+        }
+        if (struct.isSetCredentials()) {
+          struct.credentials.write(oprot);
+        }
+        if (struct.isSetAuthorizations()) {
+          {
+            oprot.writeI32(struct.authorizations.size());
+            for (ByteBuffer _iter224 : struct.authorizations)
+            {
+              oprot.writeBinary(_iter224);
+            }
+          }
+        }
+        if (struct.isSetTableID()) {
+          oprot.writeString(struct.tableID);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, startConditionalUpdate_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(4);
+        if (incoming.get(0)) {
+          struct.tinfo = new org.apache.accumulo.trace.thrift.TInfo();
+          struct.tinfo.read(iprot);
+          struct.setTinfoIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.credentials = new org.apache.accumulo.core.security.thrift.TCredentials();
+          struct.credentials.read(iprot);
+          struct.setCredentialsIsSet(true);
+        }
+        if (incoming.get(2)) {
+          {
+            org.apache.thrift.protocol.TList _list225 = new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, iprot.readI32());
+            struct.authorizations = new ArrayList<ByteBuffer>(_list225.size);
+            for (int _i226 = 0; _i226 < _list225.size; ++_i226)
+            {
+              ByteBuffer _elem227; // required
+              _elem227 = iprot.readBinary();
+              struct.authorizations.add(_elem227);
+            }
+          }
+          struct.setAuthorizationsIsSet(true);
+        }
+        if (incoming.get(3)) {
+          struct.tableID = iprot.readString();
+          struct.setTableIDIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class startConditionalUpdate_result implements org.apache.thrift.TBase<startConditionalUpdate_result, startConditionalUpdate_result._Fields>, java.io.Serializable, Cloneable   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("startConditionalUpdate_result");
+
+    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.STRUCT, (short)0);
+    private static final org.apache.thrift.protocol.TField SEC_FIELD_DESC = new org.apache.thrift.protocol.TField("sec", org.apache.thrift.protocol.TType.STRUCT, (short)1);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new startConditionalUpdate_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new startConditionalUpdate_resultTupleSchemeFactory());
+    }
+
+    public org.apache.accumulo.core.data.thrift.TConditionalSession success; // required
+    public org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException sec; // 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 {
+      SUCCESS((short)0, "success"),
+      SEC((short)1, "sec");
+
+      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 0: // SUCCESS
+            return SUCCESS;
+          case 1: // SEC
+            return SEC;
+          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.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, org.apache.accumulo.core.data.thrift.TConditionalSession.class)));
+      tmpMap.put(_Fields.SEC, new org.apache.thrift.meta_data.FieldMetaData("sec", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRUCT)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(startConditionalUpdate_result.class, metaDataMap);
+    }
+
+    public startConditionalUpdate_result() {
+    }
+
+    public startConditionalUpdate_result(
+      org.apache.accumulo.core.data.thrift.TConditionalSession success,
+      org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException sec)
+    {
+      this();
+      this.success = success;
+      this.sec = sec;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public startConditionalUpdate_result(startConditionalUpdate_result other) {
+      if (other.isSetSuccess()) {
+        this.success = new org.apache.accumulo.core.data.thrift.TConditionalSession(other.success);
+      }
+      if (other.isSetSec()) {
+        this.sec = new org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException(other.sec);
+      }
+    }
+
+    public startConditionalUpdate_result deepCopy() {
+      return new startConditionalUpdate_result(this);
+    }
+
+    @Override
+    public void clear() {
+      this.success = null;
+      this.sec = null;
+    }
+
+    public org.apache.accumulo.core.data.thrift.TConditionalSession getSuccess() {
+      return this.success;
+    }
+
+    public startConditionalUpdate_result setSuccess(org.apache.accumulo.core.data.thrift.TConditionalSession success) {
+      this.success = success;
+      return this;
+    }
+
+    public void unsetSuccess() {
+      this.success = null;
+    }
+
+    /** Returns true if field success is set (has been assigned a value) and false otherwise */
+    public boolean isSetSuccess() {
+      return this.success != null;
+    }
+
+    public void setSuccessIsSet(boolean value) {
+      if (!value) {
+        this.success = null;
+      }
+    }
+
+    public org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException getSec() {
+      return this.sec;
+    }
+
+    public startConditionalUpdate_result setSec(org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException sec) {
+      this.sec = sec;
+      return this;
+    }
+
+    public void unsetSec() {
+      this.sec = null;
+    }
+
+    /** Returns true if field sec is set (has been assigned a value) and false otherwise */
+    public boolean isSetSec() {
+      return this.sec != null;
+    }
+
+    public void setSecIsSet(boolean value) {
+      if (!value) {
+        this.sec = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case SUCCESS:
+        if (value == null) {
+          unsetSuccess();
+        } else {
+          setSuccess((org.apache.accumulo.core.data.thrift.TConditionalSession)value);
+        }
+        break;
+
+      case SEC:
+        if (value == null) {
+          unsetSec();
+        } else {
+          setSec((org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case SUCCESS:
+        return getSuccess();
+
+      case SEC:
+        return getSec();
+
+      }
+      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 SUCCESS:
+        return isSetSuccess();
+      case SEC:
+        return isSetSec();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof startConditionalUpdate_result)
+        return this.equals((startConditionalUpdate_result)that);
+      return false;
+    }
+
+    public boolean equals(startConditionalUpdate_result that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_success = true && this.isSetSuccess();
+      boolean that_present_success = true && that.isSetSuccess();
+      if (this_present_success || that_present_success) {
+        if (!(this_present_success && that_present_success))
+          return false;
+        if (!this.success.equals(that.success))
+          return false;
+      }
+
+      boolean this_present_sec = true && this.isSetSec();
+      boolean that_present_sec = true && that.isSetSec();
+      if (this_present_sec || that_present_sec) {
+        if (!(this_present_sec && that_present_sec))
+          return false;
+        if (!this.sec.equals(that.sec))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    public int compareTo(startConditionalUpdate_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+      startConditionalUpdate_result typedOther = (startConditionalUpdate_result)other;
+
+      lastComparison = Boolean.valueOf(isSetSuccess()).compareTo(typedOther.isSetSuccess());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetSuccess()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, typedOther.success);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetSec()).compareTo(typedOther.isSetSec());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetSec()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.sec, typedOther.sec);
+        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("startConditionalUpdate_result(");
+      boolean first = true;
+
+      sb.append("success:");
+      if (this.success == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.success);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("sec:");
+      if (this.sec == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.sec);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+      if (success != null) {
+        success.validate();
+      }
+    }
+
+    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 startConditionalUpdate_resultStandardSchemeFactory implements SchemeFactory {
+      public startConditionalUpdate_resultStandardScheme getScheme() {
+        return new startConditionalUpdate_resultStandardScheme();
+      }
+    }
+
+    private static class startConditionalUpdate_resultStandardScheme extends StandardScheme<startConditionalUpdate_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, startConditionalUpdate_result 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 0: // SUCCESS
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.success = new org.apache.accumulo.core.data.thrift.TConditionalSession();
+                struct.success.read(iprot);
+                struct.setSuccessIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 1: // SEC
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.sec = new org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException();
+                struct.sec.read(iprot);
+                struct.setSecIsSet(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, startConditionalUpdate_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.success != null) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          struct.success.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        if (struct.sec != null) {
+          oprot.writeFieldBegin(SEC_FIELD_DESC);
+          struct.sec.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class startConditionalUpdate_resultTupleSchemeFactory implements SchemeFactory {
+      public startConditionalUpdate_resultTupleScheme getScheme() {
+        return new startConditionalUpdate_resultTupleScheme();
+      }
+    }
+
+    private static class startConditionalUpdate_resultTupleScheme extends TupleScheme<startConditionalUpdate_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, startConditionalUpdate_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetSuccess()) {
+          optionals.set(0);
+        }
+        if (struct.isSetSec()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetSuccess()) {
+          struct.success.write(oprot);
+        }
+        if (struct.isSetSec()) {
+          struct.sec.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, startConditionalUpdate_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.success = new org.apache.accumulo.core.data.thrift.TConditionalSession();
+          struct.success.read(iprot);
+          struct.setSuccessIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.sec = new org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException();
+          struct.sec.read(iprot);
+          struct.setSecIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class conditionalUpdate_args implements org.apache.thrift.TBase<conditionalUpdate_args, conditionalUpdate_args._Fields>, java.io.Serializable, Cloneable   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("conditionalUpdate_args");
+
+    private static final org.apache.thrift.protocol.TField TINFO_FIELD_DESC = new org.apache.thrift.protocol.TField("tinfo", org.apache.thrift.protocol.TType.STRUCT, (short)1);
+    private static final org.apache.thrift.protocol.TField SESS_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("sessID", org.apache.thrift.protocol.TType.I64, (short)2);
+    private static final org.apache.thrift.protocol.TField MUTATIONS_FIELD_DESC = new org.apache.thrift.protocol.TField("mutations", org.apache.thrift.protocol.TType.MAP, (short)3);
+    private static final org.apache.thrift.protocol.TField SYMBOLS_FIELD_DESC = new org.apache.thrift.protocol.TField("symbols", org.apache.thrift.protocol.TType.LIST, (short)4);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new conditionalUpdate_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new conditionalUpdate_argsTupleSchemeFactory());
+    }
+
+    public org.apache.accumulo.trace.thrift.TInfo tinfo; // required
+    public long sessID; // required
+    public Map<org.apache.accumulo.core.data.thrift.TKeyExtent,List<org.apache.accumulo.core.data.thrift.TConditionalMutation>> mutations; // required
+    public List<String> symbols; // 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 {
+      TINFO((short)1, "tinfo"),
+      SESS_ID((short)2, "sessID"),
+      MUTATIONS((short)3, "mutations"),
+      SYMBOLS((short)4, "symbols");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {

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