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From randg...@apache.org
Subject [07/50] [abbrv] git commit: support PersistentEphemeralNode
Date Sat, 07 Jun 2014 18:19:05 GMT
support PersistentEphemeralNode


Project: http://git-wip-us.apache.org/repos/asf/curator/repo
Commit: http://git-wip-us.apache.org/repos/asf/curator/commit/cbd174a6
Tree: http://git-wip-us.apache.org/repos/asf/curator/tree/cbd174a6
Diff: http://git-wip-us.apache.org/repos/asf/curator/diff/cbd174a6

Branch: refs/heads/master
Commit: cbd174a693f018f8ef6a79d22b0fe5efb530f50a
Parents: 6e9fa2a
Author: randgalt <randgalt@apache.org>
Authored: Thu May 29 21:11:42 2014 -0500
Committer: randgalt <randgalt@apache.org>
Committed: Thu May 29 21:11:42 2014 -0500

----------------------------------------------------------------------
 .../event/RpcPersistentEphemeralNodeMode.java   |   12 +
 .../projection/CuratorProjectionService.java    |   28 +
 .../PersistentEphemeralNodeProjection.java      |   20 +
 curator-x-rpc/src/main/thrift/curator.thrift    |    9 +
 .../curator/generated/CuratorService.java       | 1189 ++++++++++++++++++
 .../generated/PersistentEphemeralNodeMode.java  |   51 +
 .../PersistentEphemeralNodeProjection.java      |  388 ++++++
 .../org/apache/curator/x/rpc/TestClient.java    |    6 +
 8 files changed, 1703 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/curator/blob/cbd174a6/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/event/RpcPersistentEphemeralNodeMode.java
----------------------------------------------------------------------
diff --git a/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/event/RpcPersistentEphemeralNodeMode.java b/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/event/RpcPersistentEphemeralNodeMode.java
new file mode 100644
index 0000000..bda8b4d
--- /dev/null
+++ b/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/event/RpcPersistentEphemeralNodeMode.java
@@ -0,0 +1,12 @@
+package org.apache.curator.x.rpc.idl.event;
+
+import com.facebook.swift.codec.ThriftEnum;
+
+@ThriftEnum("PersistentEphemeralNodeMode")
+public enum RpcPersistentEphemeralNodeMode
+{
+    EPHEMERAL,
+    EPHEMERAL_SEQUENTIAL,
+    PROTECTED_EPHEMERAL,
+    PROTECTED_EPHEMERAL_SEQUENTIAL
+}

http://git-wip-us.apache.org/repos/asf/curator/blob/cbd174a6/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/projection/CuratorProjectionService.java
----------------------------------------------------------------------
diff --git a/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/projection/CuratorProjectionService.java b/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/projection/CuratorProjectionService.java
index c82ad5c..cb7a3cc 100644
--- a/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/projection/CuratorProjectionService.java
+++ b/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/projection/CuratorProjectionService.java
@@ -36,6 +36,7 @@ import org.apache.curator.framework.recipes.leader.LeaderLatch;
 import org.apache.curator.framework.recipes.leader.LeaderLatchListener;
 import org.apache.curator.framework.recipes.leader.Participant;
 import org.apache.curator.framework.recipes.locks.InterProcessSemaphoreMutex;
+import org.apache.curator.framework.recipes.nodes.PersistentEphemeralNode;
 import org.apache.curator.framework.state.ConnectionState;
 import org.apache.curator.framework.state.ConnectionStateListener;
 import org.apache.curator.utils.ThreadUtils;
@@ -476,6 +477,33 @@ public class CuratorProjectionService
     }
 
     @ThriftMethod
+    public PersistentEphemeralNodeProjection startPersistentEphemeralNode(CuratorProjection projection, final String path, byte[] data, RpcPersistentEphemeralNodeMode mode) throws Exception
+    {
+        final CuratorEntry entry = getEntry(projection);
+
+        PersistentEphemeralNode node = new PersistentEphemeralNode(entry.getClient(), PersistentEphemeralNode.Mode.valueOf(mode.name()), path, data);
+        node.start();
+
+        Closer<PersistentEphemeralNode> closer = new Closer<PersistentEphemeralNode>()
+        {
+            @Override
+            public void close(PersistentEphemeralNode node)
+            {
+                try
+                {
+                    node.close();
+                }
+                catch ( Exception e )
+                {
+                    log.error("Could not release left-over persistent ephemeral node for path: " + path, e);
+                }
+            }
+        };
+        String id = entry.addThing(node, closer);
+        return new PersistentEphemeralNodeProjection(id);
+    }
+
+    @ThriftMethod
     public RpcChildData getNodeCacheData(CuratorProjection projection, NodeCacheProjection cacheProjection) throws Exception
     {
         final CuratorEntry entry = getEntry(projection);

http://git-wip-us.apache.org/repos/asf/curator/blob/cbd174a6/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/projection/PersistentEphemeralNodeProjection.java
----------------------------------------------------------------------
diff --git a/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/projection/PersistentEphemeralNodeProjection.java b/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/projection/PersistentEphemeralNodeProjection.java
new file mode 100644
index 0000000..a58d3c3
--- /dev/null
+++ b/curator-x-rpc/src/main/java/org/apache/curator/x/rpc/idl/projection/PersistentEphemeralNodeProjection.java
@@ -0,0 +1,20 @@
+package org.apache.curator.x.rpc.idl.projection;
+
+import com.facebook.swift.codec.ThriftField;
+import com.facebook.swift.codec.ThriftStruct;
+
+@ThriftStruct
+public class PersistentEphemeralNodeProjection
+{
+    @ThriftField(1)
+    public String id;
+
+    public PersistentEphemeralNodeProjection()
+    {
+    }
+
+    public PersistentEphemeralNodeProjection(String id)
+    {
+        this.id = id;
+    }
+}

http://git-wip-us.apache.org/repos/asf/curator/blob/cbd174a6/curator-x-rpc/src/main/thrift/curator.thrift
----------------------------------------------------------------------
diff --git a/curator-x-rpc/src/main/thrift/curator.thrift b/curator-x-rpc/src/main/thrift/curator.thrift
index bd4753a..601d775 100644
--- a/curator-x-rpc/src/main/thrift/curator.thrift
+++ b/curator-x-rpc/src/main/thrift/curator.thrift
@@ -27,6 +27,10 @@ enum PathChildrenCacheEventType {
   CHILD_ADDED, CHILD_UPDATED, CHILD_REMOVED, CONNECTION_SUSPENDED, CONNECTION_RECONNECTED, CONNECTION_LOST, INITIALIZED
 }
 
+enum PersistentEphemeralNodeMode {
+  EPHEMERAL, EPHEMERAL_SEQUENTIAL, PROTECTED_EPHEMERAL, PROTECTED_EPHEMERAL_SEQUENTIAL
+}
+
 struct CuratorProjection {
   1: string id;
 }
@@ -70,6 +74,10 @@ struct PathChildrenCacheProjection {
   1: string id;
 }
 
+struct PersistentEphemeralNodeProjection {
+  1: string id;
+}
+
 struct Version {
   1: i32 version;
 }
@@ -205,6 +213,7 @@ service CuratorService {
   LeaderResult startLeaderSelector(1: CuratorProjection projection, 2: string path, 3: string participantId, 4: i32 waitForLeadershipMs);
   NodeCacheProjection startNodeCache(1: CuratorProjection projection, 2: string path, 3: bool dataIsCompressed, 4: bool buildInitial);
   PathChildrenCacheProjection startPathChildrenCache(1: CuratorProjection projection, 2: string path, 3: bool cacheData, 4: bool dataIsCompressed, 5: PathChildrenCacheStartMode startMode);
+  PersistentEphemeralNodeProjection startPersistentEphemeralNode(1: CuratorProjection projection, 2: string path, 3: binary data, 4: PersistentEphemeralNodeMode mode);
 }
 
 service EventService {

http://git-wip-us.apache.org/repos/asf/curator/blob/cbd174a6/curator-x-rpc/src/test/java/org/apache/curator/generated/CuratorService.java
----------------------------------------------------------------------
diff --git a/curator-x-rpc/src/test/java/org/apache/curator/generated/CuratorService.java b/curator-x-rpc/src/test/java/org/apache/curator/generated/CuratorService.java
index 100b6c7..4c49c67 100644
--- a/curator-x-rpc/src/test/java/org/apache/curator/generated/CuratorService.java
+++ b/curator-x-rpc/src/test/java/org/apache/curator/generated/CuratorService.java
@@ -72,6 +72,8 @@ public class CuratorService {
 
     public PathChildrenCacheProjection startPathChildrenCache(CuratorProjection projection, String path, boolean cacheData, boolean dataIsCompressed, PathChildrenCacheStartMode startMode) throws org.apache.thrift.TException;
 
+    public PersistentEphemeralNodeProjection startPersistentEphemeralNode(CuratorProjection projection, String path, ByteBuffer data, PersistentEphemeralNodeMode mode) throws org.apache.thrift.TException;
+
   }
 
   public interface AsyncIface {
@@ -112,6 +114,8 @@ public class CuratorService {
 
     public void startPathChildrenCache(CuratorProjection projection, String path, boolean cacheData, boolean dataIsCompressed, PathChildrenCacheStartMode startMode, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
 
+    public void startPersistentEphemeralNode(CuratorProjection projection, String path, ByteBuffer data, PersistentEphemeralNodeMode mode, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
   }
 
   public static class Client extends org.apache.thrift.TServiceClient implements Iface {
@@ -567,6 +571,32 @@ public class CuratorService {
       throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "startPathChildrenCache failed: unknown result");
     }
 
+    public PersistentEphemeralNodeProjection startPersistentEphemeralNode(CuratorProjection projection, String path, ByteBuffer data, PersistentEphemeralNodeMode mode) throws org.apache.thrift.TException
+    {
+      send_startPersistentEphemeralNode(projection, path, data, mode);
+      return recv_startPersistentEphemeralNode();
+    }
+
+    public void send_startPersistentEphemeralNode(CuratorProjection projection, String path, ByteBuffer data, PersistentEphemeralNodeMode mode) throws org.apache.thrift.TException
+    {
+      startPersistentEphemeralNode_args args = new startPersistentEphemeralNode_args();
+      args.setProjection(projection);
+      args.setPath(path);
+      args.setData(data);
+      args.setMode(mode);
+      sendBase("startPersistentEphemeralNode", args);
+    }
+
+    public PersistentEphemeralNodeProjection recv_startPersistentEphemeralNode() throws org.apache.thrift.TException
+    {
+      startPersistentEphemeralNode_result result = new startPersistentEphemeralNode_result();
+      receiveBase(result, "startPersistentEphemeralNode");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "startPersistentEphemeralNode failed: unknown result");
+    }
+
   }
   public static class AsyncClient extends org.apache.thrift.async.TAsyncClient implements AsyncIface {
     public static class Factory implements org.apache.thrift.async.TAsyncClientFactory<AsyncClient> {
@@ -1236,6 +1266,47 @@ public class CuratorService {
       }
     }
 
+    public void startPersistentEphemeralNode(CuratorProjection projection, String path, ByteBuffer data, PersistentEphemeralNodeMode mode, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      startPersistentEphemeralNode_call method_call = new startPersistentEphemeralNode_call(projection, path, data, mode, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class startPersistentEphemeralNode_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private CuratorProjection projection;
+      private String path;
+      private ByteBuffer data;
+      private PersistentEphemeralNodeMode mode;
+      public startPersistentEphemeralNode_call(CuratorProjection projection, String path, ByteBuffer data, PersistentEphemeralNodeMode mode, org.apache.thrift.async.AsyncMethodCallback 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.projection = projection;
+        this.path = path;
+        this.data = data;
+        this.mode = mode;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("startPersistentEphemeralNode", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        startPersistentEphemeralNode_args args = new startPersistentEphemeralNode_args();
+        args.setProjection(projection);
+        args.setPath(path);
+        args.setData(data);
+        args.setMode(mode);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public PersistentEphemeralNodeProjection 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);
+        return (new Client(prot)).recv_startPersistentEphemeralNode();
+      }
+    }
+
   }
 
   public static class Processor<I extends Iface> extends org.apache.thrift.TBaseProcessor<I> implements org.apache.thrift.TProcessor {
@@ -1267,6 +1338,7 @@ public class CuratorService {
       processMap.put("startLeaderSelector", new startLeaderSelector());
       processMap.put("startNodeCache", new startNodeCache());
       processMap.put("startPathChildrenCache", new startPathChildrenCache());
+      processMap.put("startPersistentEphemeralNode", new startPersistentEphemeralNode());
       return processMap;
     }
 
@@ -1632,6 +1704,26 @@ public class CuratorService {
       }
     }
 
+    public static class startPersistentEphemeralNode<I extends Iface> extends org.apache.thrift.ProcessFunction<I, startPersistentEphemeralNode_args> {
+      public startPersistentEphemeralNode() {
+        super("startPersistentEphemeralNode");
+      }
+
+      public startPersistentEphemeralNode_args getEmptyArgsInstance() {
+        return new startPersistentEphemeralNode_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public startPersistentEphemeralNode_result getResult(I iface, startPersistentEphemeralNode_args args) throws org.apache.thrift.TException {
+        startPersistentEphemeralNode_result result = new startPersistentEphemeralNode_result();
+        result.success = iface.startPersistentEphemeralNode(args.projection, args.path, args.data, args.mode);
+        return result;
+      }
+    }
+
   }
 
   public static class AsyncProcessor<I extends AsyncIface> extends org.apache.thrift.TBaseAsyncProcessor<I> {
@@ -1663,6 +1755,7 @@ public class CuratorService {
       processMap.put("startLeaderSelector", new startLeaderSelector());
       processMap.put("startNodeCache", new startNodeCache());
       processMap.put("startPathChildrenCache", new startPathChildrenCache());
+      processMap.put("startPersistentEphemeralNode", new startPersistentEphemeralNode());
       return processMap;
     }
 
@@ -2584,6 +2677,57 @@ public class CuratorService {
       }
     }
 
+    public static class startPersistentEphemeralNode<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, startPersistentEphemeralNode_args, PersistentEphemeralNodeProjection> {
+      public startPersistentEphemeralNode() {
+        super("startPersistentEphemeralNode");
+      }
+
+      public startPersistentEphemeralNode_args getEmptyArgsInstance() {
+        return new startPersistentEphemeralNode_args();
+      }
+
+      public AsyncMethodCallback<PersistentEphemeralNodeProjection> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<PersistentEphemeralNodeProjection>() { 
+          public void onComplete(PersistentEphemeralNodeProjection o) {
+            startPersistentEphemeralNode_result result = new startPersistentEphemeralNode_result();
+            result.success = o;
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            startPersistentEphemeralNode_result result = new startPersistentEphemeralNode_result();
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, startPersistentEphemeralNode_args args, org.apache.thrift.async.AsyncMethodCallback<PersistentEphemeralNodeProjection> resultHandler) throws TException {
+        iface.startPersistentEphemeralNode(args.projection, args.path, args.data, args.mode,resultHandler);
+      }
+    }
+
   }
 
   public static class acquireLock_args implements org.apache.thrift.TBase<acquireLock_args, acquireLock_args._Fields>, java.io.Serializable, Cloneable, Comparable<acquireLock_args>   {
@@ -17924,4 +18068,1049 @@ public class CuratorService {
 
   }
 
+  public static class startPersistentEphemeralNode_args implements org.apache.thrift.TBase<startPersistentEphemeralNode_args, startPersistentEphemeralNode_args._Fields>, java.io.Serializable, Cloneable, Comparable<startPersistentEphemeralNode_args>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("startPersistentEphemeralNode_args");
+
+    private static final org.apache.thrift.protocol.TField PROJECTION_FIELD_DESC = new org.apache.thrift.protocol.TField("projection", org.apache.thrift.protocol.TType.STRUCT, (short)1);
+    private static final org.apache.thrift.protocol.TField PATH_FIELD_DESC = new org.apache.thrift.protocol.TField("path", org.apache.thrift.protocol.TType.STRING, (short)2);
+    private static final org.apache.thrift.protocol.TField DATA_FIELD_DESC = new org.apache.thrift.protocol.TField("data", org.apache.thrift.protocol.TType.STRING, (short)3);
+    private static final org.apache.thrift.protocol.TField MODE_FIELD_DESC = new org.apache.thrift.protocol.TField("mode", org.apache.thrift.protocol.TType.I32, (short)4);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new startPersistentEphemeralNode_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new startPersistentEphemeralNode_argsTupleSchemeFactory());
+    }
+
+    public CuratorProjection projection; // required
+    public String path; // required
+    public ByteBuffer data; // required
+    /**
+     * 
+     * @see PersistentEphemeralNodeMode
+     */
+    public PersistentEphemeralNodeMode mode; // 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 {
+      PROJECTION((short)1, "projection"),
+      PATH((short)2, "path"),
+      DATA((short)3, "data"),
+      /**
+       * 
+       * @see PersistentEphemeralNodeMode
+       */
+      MODE((short)4, "mode");
+
+      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: // PROJECTION
+            return PROJECTION;
+          case 2: // PATH
+            return PATH;
+          case 3: // DATA
+            return DATA;
+          case 4: // MODE
+            return MODE;
+          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.PROJECTION, new org.apache.thrift.meta_data.FieldMetaData("projection", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, CuratorProjection.class)));
+      tmpMap.put(_Fields.PATH, new org.apache.thrift.meta_data.FieldMetaData("path", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+      tmpMap.put(_Fields.DATA, new org.apache.thrift.meta_data.FieldMetaData("data", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING          , true)));
+      tmpMap.put(_Fields.MODE, new org.apache.thrift.meta_data.FieldMetaData("mode", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.EnumMetaData(org.apache.thrift.protocol.TType.ENUM, PersistentEphemeralNodeMode.class)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(startPersistentEphemeralNode_args.class, metaDataMap);
+    }
+
+    public startPersistentEphemeralNode_args() {
+    }
+
+    public startPersistentEphemeralNode_args(
+      CuratorProjection projection,
+      String path,
+      ByteBuffer data,
+      PersistentEphemeralNodeMode mode)
+    {
+      this();
+      this.projection = projection;
+      this.path = path;
+      this.data = data;
+      this.mode = mode;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public startPersistentEphemeralNode_args(startPersistentEphemeralNode_args other) {
+      if (other.isSetProjection()) {
+        this.projection = new CuratorProjection(other.projection);
+      }
+      if (other.isSetPath()) {
+        this.path = other.path;
+      }
+      if (other.isSetData()) {
+        this.data = org.apache.thrift.TBaseHelper.copyBinary(other.data);
+;
+      }
+      if (other.isSetMode()) {
+        this.mode = other.mode;
+      }
+    }
+
+    public startPersistentEphemeralNode_args deepCopy() {
+      return new startPersistentEphemeralNode_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.projection = null;
+      this.path = null;
+      this.data = null;
+      this.mode = null;
+    }
+
+    public CuratorProjection getProjection() {
+      return this.projection;
+    }
+
+    public startPersistentEphemeralNode_args setProjection(CuratorProjection projection) {
+      this.projection = projection;
+      return this;
+    }
+
+    public void unsetProjection() {
+      this.projection = null;
+    }
+
+    /** Returns true if field projection is set (has been assigned a value) and false otherwise */
+    public boolean isSetProjection() {
+      return this.projection != null;
+    }
+
+    public void setProjectionIsSet(boolean value) {
+      if (!value) {
+        this.projection = null;
+      }
+    }
+
+    public String getPath() {
+      return this.path;
+    }
+
+    public startPersistentEphemeralNode_args setPath(String path) {
+      this.path = path;
+      return this;
+    }
+
+    public void unsetPath() {
+      this.path = null;
+    }
+
+    /** Returns true if field path is set (has been assigned a value) and false otherwise */
+    public boolean isSetPath() {
+      return this.path != null;
+    }
+
+    public void setPathIsSet(boolean value) {
+      if (!value) {
+        this.path = null;
+      }
+    }
+
+    public byte[] getData() {
+      setData(org.apache.thrift.TBaseHelper.rightSize(data));
+      return data == null ? null : data.array();
+    }
+
+    public ByteBuffer bufferForData() {
+      return data;
+    }
+
+    public startPersistentEphemeralNode_args setData(byte[] data) {
+      setData(data == null ? (ByteBuffer)null : ByteBuffer.wrap(data));
+      return this;
+    }
+
+    public startPersistentEphemeralNode_args setData(ByteBuffer data) {
+      this.data = data;
+      return this;
+    }
+
+    public void unsetData() {
+      this.data = null;
+    }
+
+    /** Returns true if field data is set (has been assigned a value) and false otherwise */
+    public boolean isSetData() {
+      return this.data != null;
+    }
+
+    public void setDataIsSet(boolean value) {
+      if (!value) {
+        this.data = null;
+      }
+    }
+
+    /**
+     * 
+     * @see PersistentEphemeralNodeMode
+     */
+    public PersistentEphemeralNodeMode getMode() {
+      return this.mode;
+    }
+
+    /**
+     * 
+     * @see PersistentEphemeralNodeMode
+     */
+    public startPersistentEphemeralNode_args setMode(PersistentEphemeralNodeMode mode) {
+      this.mode = mode;
+      return this;
+    }
+
+    public void unsetMode() {
+      this.mode = null;
+    }
+
+    /** Returns true if field mode is set (has been assigned a value) and false otherwise */
+    public boolean isSetMode() {
+      return this.mode != null;
+    }
+
+    public void setModeIsSet(boolean value) {
+      if (!value) {
+        this.mode = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case PROJECTION:
+        if (value == null) {
+          unsetProjection();
+        } else {
+          setProjection((CuratorProjection)value);
+        }
+        break;
+
+      case PATH:
+        if (value == null) {
+          unsetPath();
+        } else {
+          setPath((String)value);
+        }
+        break;
+
+      case DATA:
+        if (value == null) {
+          unsetData();
+        } else {
+          setData((ByteBuffer)value);
+        }
+        break;
+
+      case MODE:
+        if (value == null) {
+          unsetMode();
+        } else {
+          setMode((PersistentEphemeralNodeMode)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case PROJECTION:
+        return getProjection();
+
+      case PATH:
+        return getPath();
+
+      case DATA:
+        return getData();
+
+      case MODE:
+        return getMode();
+
+      }
+      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 PROJECTION:
+        return isSetProjection();
+      case PATH:
+        return isSetPath();
+      case DATA:
+        return isSetData();
+      case MODE:
+        return isSetMode();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof startPersistentEphemeralNode_args)
+        return this.equals((startPersistentEphemeralNode_args)that);
+      return false;
+    }
+
+    public boolean equals(startPersistentEphemeralNode_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_projection = true && this.isSetProjection();
+      boolean that_present_projection = true && that.isSetProjection();
+      if (this_present_projection || that_present_projection) {
+        if (!(this_present_projection && that_present_projection))
+          return false;
+        if (!this.projection.equals(that.projection))
+          return false;
+      }
+
+      boolean this_present_path = true && this.isSetPath();
+      boolean that_present_path = true && that.isSetPath();
+      if (this_present_path || that_present_path) {
+        if (!(this_present_path && that_present_path))
+          return false;
+        if (!this.path.equals(that.path))
+          return false;
+      }
+
+      boolean this_present_data = true && this.isSetData();
+      boolean that_present_data = true && that.isSetData();
+      if (this_present_data || that_present_data) {
+        if (!(this_present_data && that_present_data))
+          return false;
+        if (!this.data.equals(that.data))
+          return false;
+      }
+
+      boolean this_present_mode = true && this.isSetMode();
+      boolean that_present_mode = true && that.isSetMode();
+      if (this_present_mode || that_present_mode) {
+        if (!(this_present_mode && that_present_mode))
+          return false;
+        if (!this.mode.equals(that.mode))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(startPersistentEphemeralNode_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetProjection()).compareTo(other.isSetProjection());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetProjection()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.projection, other.projection);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetPath()).compareTo(other.isSetPath());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetPath()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.path, other.path);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetData()).compareTo(other.isSetData());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetData()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.data, other.data);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetMode()).compareTo(other.isSetMode());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetMode()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.mode, other.mode);
+        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("startPersistentEphemeralNode_args(");
+      boolean first = true;
+
+      sb.append("projection:");
+      if (this.projection == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.projection);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("path:");
+      if (this.path == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.path);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("data:");
+      if (this.data == null) {
+        sb.append("null");
+      } else {
+        org.apache.thrift.TBaseHelper.toString(this.data, sb);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("mode:");
+      if (this.mode == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.mode);
+      }
+      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 (projection != null) {
+        projection.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 startPersistentEphemeralNode_argsStandardSchemeFactory implements SchemeFactory {
+      public startPersistentEphemeralNode_argsStandardScheme getScheme() {
+        return new startPersistentEphemeralNode_argsStandardScheme();
+      }
+    }
+
+    private static class startPersistentEphemeralNode_argsStandardScheme extends StandardScheme<startPersistentEphemeralNode_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, startPersistentEphemeralNode_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: // PROJECTION
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.projection = new CuratorProjection();
+                struct.projection.read(iprot);
+                struct.setProjectionIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 2: // PATH
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.path = iprot.readString();
+                struct.setPathIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 3: // DATA
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.data = iprot.readBinary();
+                struct.setDataIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 4: // MODE
+              if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+                struct.mode = PersistentEphemeralNodeMode.findByValue(iprot.readI32());
+                struct.setModeIsSet(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, startPersistentEphemeralNode_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.projection != null) {
+          oprot.writeFieldBegin(PROJECTION_FIELD_DESC);
+          struct.projection.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        if (struct.path != null) {
+          oprot.writeFieldBegin(PATH_FIELD_DESC);
+          oprot.writeString(struct.path);
+          oprot.writeFieldEnd();
+        }
+        if (struct.data != null) {
+          oprot.writeFieldBegin(DATA_FIELD_DESC);
+          oprot.writeBinary(struct.data);
+          oprot.writeFieldEnd();
+        }
+        if (struct.mode != null) {
+          oprot.writeFieldBegin(MODE_FIELD_DESC);
+          oprot.writeI32(struct.mode.getValue());
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class startPersistentEphemeralNode_argsTupleSchemeFactory implements SchemeFactory {
+      public startPersistentEphemeralNode_argsTupleScheme getScheme() {
+        return new startPersistentEphemeralNode_argsTupleScheme();
+      }
+    }
+
+    private static class startPersistentEphemeralNode_argsTupleScheme extends TupleScheme<startPersistentEphemeralNode_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, startPersistentEphemeralNode_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetProjection()) {
+          optionals.set(0);
+        }
+        if (struct.isSetPath()) {
+          optionals.set(1);
+        }
+        if (struct.isSetData()) {
+          optionals.set(2);
+        }
+        if (struct.isSetMode()) {
+          optionals.set(3);
+        }
+        oprot.writeBitSet(optionals, 4);
+        if (struct.isSetProjection()) {
+          struct.projection.write(oprot);
+        }
+        if (struct.isSetPath()) {
+          oprot.writeString(struct.path);
+        }
+        if (struct.isSetData()) {
+          oprot.writeBinary(struct.data);
+        }
+        if (struct.isSetMode()) {
+          oprot.writeI32(struct.mode.getValue());
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, startPersistentEphemeralNode_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(4);
+        if (incoming.get(0)) {
+          struct.projection = new CuratorProjection();
+          struct.projection.read(iprot);
+          struct.setProjectionIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.path = iprot.readString();
+          struct.setPathIsSet(true);
+        }
+        if (incoming.get(2)) {
+          struct.data = iprot.readBinary();
+          struct.setDataIsSet(true);
+        }
+        if (incoming.get(3)) {
+          struct.mode = PersistentEphemeralNodeMode.findByValue(iprot.readI32());
+          struct.setModeIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class startPersistentEphemeralNode_result implements org.apache.thrift.TBase<startPersistentEphemeralNode_result, startPersistentEphemeralNode_result._Fields>, java.io.Serializable, Cloneable, Comparable<startPersistentEphemeralNode_result>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("startPersistentEphemeralNode_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 Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new startPersistentEphemeralNode_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new startPersistentEphemeralNode_resultTupleSchemeFactory());
+    }
+
+    public PersistentEphemeralNodeProjection success; // 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");
+
+      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;
+          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, PersistentEphemeralNodeProjection.class)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(startPersistentEphemeralNode_result.class, metaDataMap);
+    }
+
+    public startPersistentEphemeralNode_result() {
+    }
+
+    public startPersistentEphemeralNode_result(
+      PersistentEphemeralNodeProjection success)
+    {
+      this();
+      this.success = success;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public startPersistentEphemeralNode_result(startPersistentEphemeralNode_result other) {
+      if (other.isSetSuccess()) {
+        this.success = new PersistentEphemeralNodeProjection(other.success);
+      }
+    }
+
+    public startPersistentEphemeralNode_result deepCopy() {
+      return new startPersistentEphemeralNode_result(this);
+    }
+
+    @Override
+    public void clear() {
+      this.success = null;
+    }
+
+    public PersistentEphemeralNodeProjection getSuccess() {
+      return this.success;
+    }
+
+    public startPersistentEphemeralNode_result setSuccess(PersistentEphemeralNodeProjection 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 void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case SUCCESS:
+        if (value == null) {
+          unsetSuccess();
+        } else {
+          setSuccess((PersistentEphemeralNodeProjection)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case SUCCESS:
+        return getSuccess();
+
+      }
+      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();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof startPersistentEphemeralNode_result)
+        return this.equals((startPersistentEphemeralNode_result)that);
+      return false;
+    }
+
+    public boolean equals(startPersistentEphemeralNode_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;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(startPersistentEphemeralNode_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetSuccess()).compareTo(other.isSetSuccess());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetSuccess()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
+        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("startPersistentEphemeralNode_result(");
+      boolean first = true;
+
+      sb.append("success:");
+      if (this.success == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.success);
+      }
+      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 startPersistentEphemeralNode_resultStandardSchemeFactory implements SchemeFactory {
+      public startPersistentEphemeralNode_resultStandardScheme getScheme() {
+        return new startPersistentEphemeralNode_resultStandardScheme();
+      }
+    }
+
+    private static class startPersistentEphemeralNode_resultStandardScheme extends StandardScheme<startPersistentEphemeralNode_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, startPersistentEphemeralNode_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 PersistentEphemeralNodeProjection();
+                struct.success.read(iprot);
+                struct.setSuccessIsSet(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, startPersistentEphemeralNode_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();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class startPersistentEphemeralNode_resultTupleSchemeFactory implements SchemeFactory {
+      public startPersistentEphemeralNode_resultTupleScheme getScheme() {
+        return new startPersistentEphemeralNode_resultTupleScheme();
+      }
+    }
+
+    private static class startPersistentEphemeralNode_resultTupleScheme extends TupleScheme<startPersistentEphemeralNode_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, startPersistentEphemeralNode_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetSuccess()) {
+          optionals.set(0);
+        }
+        oprot.writeBitSet(optionals, 1);
+        if (struct.isSetSuccess()) {
+          struct.success.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, startPersistentEphemeralNode_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(1);
+        if (incoming.get(0)) {
+          struct.success = new PersistentEphemeralNodeProjection();
+          struct.success.read(iprot);
+          struct.setSuccessIsSet(true);
+        }
+      }
+    }
+
+  }
+
 }

http://git-wip-us.apache.org/repos/asf/curator/blob/cbd174a6/curator-x-rpc/src/test/java/org/apache/curator/generated/PersistentEphemeralNodeMode.java
----------------------------------------------------------------------
diff --git a/curator-x-rpc/src/test/java/org/apache/curator/generated/PersistentEphemeralNodeMode.java b/curator-x-rpc/src/test/java/org/apache/curator/generated/PersistentEphemeralNodeMode.java
new file mode 100644
index 0000000..422d35f
--- /dev/null
+++ b/curator-x-rpc/src/test/java/org/apache/curator/generated/PersistentEphemeralNodeMode.java
@@ -0,0 +1,51 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.curator.generated;
+
+
+import java.util.Map;
+import java.util.HashMap;
+import org.apache.thrift.TEnum;
+
+public enum PersistentEphemeralNodeMode implements org.apache.thrift.TEnum {
+  EPHEMERAL(0),
+  EPHEMERAL_SEQUENTIAL(1),
+  PROTECTED_EPHEMERAL(2),
+  PROTECTED_EPHEMERAL_SEQUENTIAL(3);
+
+  private final int value;
+
+  private PersistentEphemeralNodeMode(int value) {
+    this.value = value;
+  }
+
+  /**
+   * Get the integer value of this enum value, as defined in the Thrift IDL.
+   */
+  public int getValue() {
+    return value;
+  }
+
+  /**
+   * Find a the enum type by its integer value, as defined in the Thrift IDL.
+   * @return null if the value is not found.
+   */
+  public static PersistentEphemeralNodeMode findByValue(int value) { 
+    switch (value) {
+      case 0:
+        return EPHEMERAL;
+      case 1:
+        return EPHEMERAL_SEQUENTIAL;
+      case 2:
+        return PROTECTED_EPHEMERAL;
+      case 3:
+        return PROTECTED_EPHEMERAL_SEQUENTIAL;
+      default:
+        return null;
+    }
+  }
+}

http://git-wip-us.apache.org/repos/asf/curator/blob/cbd174a6/curator-x-rpc/src/test/java/org/apache/curator/generated/PersistentEphemeralNodeProjection.java
----------------------------------------------------------------------
diff --git a/curator-x-rpc/src/test/java/org/apache/curator/generated/PersistentEphemeralNodeProjection.java b/curator-x-rpc/src/test/java/org/apache/curator/generated/PersistentEphemeralNodeProjection.java
new file mode 100644
index 0000000..607f247
--- /dev/null
+++ b/curator-x-rpc/src/test/java/org/apache/curator/generated/PersistentEphemeralNodeProjection.java
@@ -0,0 +1,388 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.curator.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 org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+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;
+
+public class PersistentEphemeralNodeProjection implements org.apache.thrift.TBase<PersistentEphemeralNodeProjection, PersistentEphemeralNodeProjection._Fields>, java.io.Serializable, Cloneable, Comparable<PersistentEphemeralNodeProjection> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("PersistentEphemeralNodeProjection");
+
+  private static final org.apache.thrift.protocol.TField ID_FIELD_DESC = new org.apache.thrift.protocol.TField("id", 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 PersistentEphemeralNodeProjectionStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new PersistentEphemeralNodeProjectionTupleSchemeFactory());
+  }
+
+  public String id; // 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 {
+    ID((short)1, "id");
+
+    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: // ID
+          return 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.ID, new org.apache.thrift.meta_data.FieldMetaData("id", 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(PersistentEphemeralNodeProjection.class, metaDataMap);
+  }
+
+  public PersistentEphemeralNodeProjection() {
+  }
+
+  public PersistentEphemeralNodeProjection(
+    String id)
+  {
+    this();
+    this.id = id;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public PersistentEphemeralNodeProjection(PersistentEphemeralNodeProjection other) {
+    if (other.isSetId()) {
+      this.id = other.id;
+    }
+  }
+
+  public PersistentEphemeralNodeProjection deepCopy() {
+    return new PersistentEphemeralNodeProjection(this);
+  }
+
+  @Override
+  public void clear() {
+    this.id = null;
+  }
+
+  public String getId() {
+    return this.id;
+  }
+
+  public PersistentEphemeralNodeProjection setId(String id) {
+    this.id = id;
+    return this;
+  }
+
+  public void unsetId() {
+    this.id = null;
+  }
+
+  /** Returns true if field id is set (has been assigned a value) and false otherwise */
+  public boolean isSetId() {
+    return this.id != null;
+  }
+
+  public void setIdIsSet(boolean value) {
+    if (!value) {
+      this.id = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case ID:
+      if (value == null) {
+        unsetId();
+      } else {
+        setId((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case ID:
+      return getId();
+
+    }
+    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 ID:
+      return isSetId();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof PersistentEphemeralNodeProjection)
+      return this.equals((PersistentEphemeralNodeProjection)that);
+    return false;
+  }
+
+  public boolean equals(PersistentEphemeralNodeProjection that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_id = true && this.isSetId();
+    boolean that_present_id = true && that.isSetId();
+    if (this_present_id || that_present_id) {
+      if (!(this_present_id && that_present_id))
+        return false;
+      if (!this.id.equals(that.id))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  @Override
+  public int compareTo(PersistentEphemeralNodeProjection other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetId()).compareTo(other.isSetId());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetId()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.id, other.id);
+      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("PersistentEphemeralNodeProjection(");
+    boolean first = true;
+
+    sb.append("id:");
+    if (this.id == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.id);
+    }
+    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 PersistentEphemeralNodeProjectionStandardSchemeFactory implements SchemeFactory {
+    public PersistentEphemeralNodeProjectionStandardScheme getScheme() {
+      return new PersistentEphemeralNodeProjectionStandardScheme();
+    }
+  }
+
+  private static class PersistentEphemeralNodeProjectionStandardScheme extends StandardScheme<PersistentEphemeralNodeProjection> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, PersistentEphemeralNodeProjection 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: // ID
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.id = iprot.readString();
+              struct.setIdIsSet(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, PersistentEphemeralNodeProjection struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.id != null) {
+        oprot.writeFieldBegin(ID_FIELD_DESC);
+        oprot.writeString(struct.id);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class PersistentEphemeralNodeProjectionTupleSchemeFactory implements SchemeFactory {
+    public PersistentEphemeralNodeProjectionTupleScheme getScheme() {
+      return new PersistentEphemeralNodeProjectionTupleScheme();
+    }
+  }
+
+  private static class PersistentEphemeralNodeProjectionTupleScheme extends TupleScheme<PersistentEphemeralNodeProjection> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, PersistentEphemeralNodeProjection struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetId()) {
+        optionals.set(0);
+      }
+      oprot.writeBitSet(optionals, 1);
+      if (struct.isSetId()) {
+        oprot.writeString(struct.id);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, PersistentEphemeralNodeProjection struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(1);
+      if (incoming.get(0)) {
+        struct.id = iprot.readString();
+        struct.setIdIsSet(true);
+      }
+    }
+  }
+
+}
+

http://git-wip-us.apache.org/repos/asf/curator/blob/cbd174a6/curator-x-rpc/src/test/java/org/apache/curator/x/rpc/TestClient.java
----------------------------------------------------------------------
diff --git a/curator-x-rpc/src/test/java/org/apache/curator/x/rpc/TestClient.java b/curator-x-rpc/src/test/java/org/apache/curator/x/rpc/TestClient.java
index 8b65beb..9da935c 100644
--- a/curator-x-rpc/src/test/java/org/apache/curator/x/rpc/TestClient.java
+++ b/curator-x-rpc/src/test/java/org/apache/curator/x/rpc/TestClient.java
@@ -126,5 +126,11 @@ public class TestClient
 
         nodeCacheData = client.getNodeCacheData(curatorProjection, nodeCache);
         System.out.println("nodeCacheData: " + nodeCacheData);
+
+        PersistentEphemeralNodeProjection node = client.startPersistentEphemeralNode(curatorProjection, "/my/path", ByteBuffer.wrap("hey".getBytes()), PersistentEphemeralNodeMode.EPHEMERAL);
+        existsSpec.path = "/my/path";
+        OptionalStat nodeExists = client.exists(curatorProjection, existsSpec);
+        System.out.println("nodeExists: " + nodeExists);
+        client.closeGenericProjection(curatorProjection, node.id);
     }
 }


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