[2/3] FLUME-1896: Implement Thrift RpcClient

[br...@apache.org]

http://git-wip-us.apache.org/repos/asf/flume/blob/60da3d86/flume-ng-sdk/src/main/java/org/apache/flume/thrift/ThriftFlumeEvent.java
----------------------------------------------------------------------
diff --git a/flume-ng-sdk/src/main/java/org/apache/flume/thrift/ThriftFlumeEvent.java b/flume-ng-sdk/src/main/java/org/apache/flume/thrift/ThriftFlumeEvent.java
new file mode 100644
index 0000000..b8af99c
--- /dev/null
+++ b/flume-ng-sdk/src/main/java/org/apache/flume/thrift/ThriftFlumeEvent.java
@@ -0,0 +1,580 @@
+/*
+ * 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)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.flume.thrift;
+
+import org.apache.commons.lang.builder.HashCodeBuilder;
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ThriftFlumeEvent implements org.apache.thrift.TBase<ThriftFlumeEvent, ThriftFlumeEvent._Fields>, java.io.Serializable, Cloneable {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("ThriftFlumeEvent");
+
+  private static final org.apache.thrift.protocol.TField HEADERS_FIELD_DESC = new org.apache.thrift.protocol.TField("headers", org.apache.thrift.protocol.TType.MAP, (short)1);
+  private static final org.apache.thrift.protocol.TField BODY_FIELD_DESC = new org.apache.thrift.protocol.TField("body", org.apache.thrift.protocol.TType.STRING, (short)2);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new ThriftFlumeEventStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new ThriftFlumeEventTupleSchemeFactory());
+  }
+
+  public Map<String,String> headers; // required
+  public ByteBuffer body; // 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 {
+    HEADERS((short)1, "headers"),
+    BODY((short)2, "body");
+
+    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: // HEADERS
+          return HEADERS;
+        case 2: // BODY
+          return BODY;
+        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.HEADERS, new org.apache.thrift.meta_data.FieldMetaData("headers", org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new org.apache.thrift.meta_data.MapMetaData(org.apache.thrift.protocol.TType.MAP, 
+            new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING), 
+            new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING))));
+    tmpMap.put(_Fields.BODY, new org.apache.thrift.meta_data.FieldMetaData("body", org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING        , true)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(ThriftFlumeEvent.class, metaDataMap);
+  }
+
+  public ThriftFlumeEvent() {
+  }
+
+  public ThriftFlumeEvent(
+    Map<String,String> headers,
+    ByteBuffer body)
+  {
+    this();
+    this.headers = headers;
+    this.body = body;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public ThriftFlumeEvent(ThriftFlumeEvent other) {
+    if (other.isSetHeaders()) {
+      Map<String,String> __this__headers = new HashMap<String,String>();
+      for (Map.Entry<String, String> other_element : other.headers.entrySet()) {
+
+        String other_element_key = other_element.getKey();
+        String other_element_value = other_element.getValue();
+
+        String __this__headers_copy_key = other_element_key;
+
+        String __this__headers_copy_value = other_element_value;
+
+        __this__headers.put(__this__headers_copy_key, __this__headers_copy_value);
+      }
+      this.headers = __this__headers;
+    }
+    if (other.isSetBody()) {
+      this.body = org.apache.thrift.TBaseHelper.copyBinary(other.body);
+;
+    }
+  }
+
+  public ThriftFlumeEvent deepCopy() {
+    return new ThriftFlumeEvent(this);
+  }
+
+  @Override
+  public void clear() {
+    this.headers = null;
+    this.body = null;
+  }
+
+  public int getHeadersSize() {
+    return (this.headers == null) ? 0 : this.headers.size();
+  }
+
+  public void putToHeaders(String key, String val) {
+    if (this.headers == null) {
+      this.headers = new HashMap<String,String>();
+    }
+    this.headers.put(key, val);
+  }
+
+  public Map<String,String> getHeaders() {
+    return this.headers;
+  }
+
+  public ThriftFlumeEvent setHeaders(Map<String,String> headers) {
+    this.headers = headers;
+    return this;
+  }
+
+  public void unsetHeaders() {
+    this.headers = null;
+  }
+
+  /** Returns true if field headers is set (has been assigned a value) and false otherwise */
+  public boolean isSetHeaders() {
+    return this.headers != null;
+  }
+
+  public void setHeadersIsSet(boolean value) {
+    if (!value) {
+      this.headers = null;
+    }
+  }
+
+  public byte[] getBody() {
+    setBody(org.apache.thrift.TBaseHelper.rightSize(body));
+    return body == null ? null : body.array();
+  }
+
+  public ByteBuffer bufferForBody() {
+    return body;
+  }
+
+  public ThriftFlumeEvent setBody(byte[] body) {
+    setBody(body == null ? (ByteBuffer)null : ByteBuffer.wrap(body));
+    return this;
+  }
+
+  public ThriftFlumeEvent setBody(ByteBuffer body) {
+    this.body = body;
+    return this;
+  }
+
+  public void unsetBody() {
+    this.body = null;
+  }
+
+  /** Returns true if field body is set (has been assigned a value) and false otherwise */
+  public boolean isSetBody() {
+    return this.body != null;
+  }
+
+  public void setBodyIsSet(boolean value) {
+    if (!value) {
+      this.body = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case HEADERS:
+      if (value == null) {
+        unsetHeaders();
+      } else {
+        setHeaders((Map<String,String>)value);
+      }
+      break;
+
+    case BODY:
+      if (value == null) {
+        unsetBody();
+      } else {
+        setBody((ByteBuffer)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case HEADERS:
+      return getHeaders();
+
+    case BODY:
+      return getBody();
+
+    }
+    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 HEADERS:
+      return isSetHeaders();
+    case BODY:
+      return isSetBody();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof ThriftFlumeEvent)
+      return this.equals((ThriftFlumeEvent)that);
+    return false;
+  }
+
+  public boolean equals(ThriftFlumeEvent that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_headers = true && this.isSetHeaders();
+    boolean that_present_headers = true && that.isSetHeaders();
+    if (this_present_headers || that_present_headers) {
+      if (!(this_present_headers && that_present_headers))
+        return false;
+      if (!this.headers.equals(that.headers))
+        return false;
+    }
+
+    boolean this_present_body = true && this.isSetBody();
+    boolean that_present_body = true && that.isSetBody();
+    if (this_present_body || that_present_body) {
+      if (!(this_present_body && that_present_body))
+        return false;
+      if (!this.body.equals(that.body))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    HashCodeBuilder builder = new HashCodeBuilder();
+
+    boolean present_headers = true && (isSetHeaders());
+    builder.append(present_headers);
+    if (present_headers)
+      builder.append(headers);
+
+    boolean present_body = true && (isSetBody());
+    builder.append(present_body);
+    if (present_body)
+      builder.append(body);
+
+    return builder.toHashCode();
+  }
+
+  public int compareTo(ThriftFlumeEvent other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+    ThriftFlumeEvent typedOther = (ThriftFlumeEvent)other;
+
+    lastComparison = Boolean.valueOf(isSetHeaders()).compareTo(typedOther.isSetHeaders());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetHeaders()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.headers, typedOther.headers);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetBody()).compareTo(typedOther.isSetBody());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetBody()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.body, typedOther.body);
+      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("ThriftFlumeEvent(");
+    boolean first = true;
+
+    sb.append("headers:");
+    if (this.headers == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.headers);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("body:");
+    if (this.body == null) {
+      sb.append("null");
+    } else {
+      org.apache.thrift.TBaseHelper.toString(this.body, sb);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    if (headers == null) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 'headers' was not present! Struct: " + toString());
+    }
+    if (body == null) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 'body' was not present! Struct: " + toString());
+    }
+    // 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 ThriftFlumeEventStandardSchemeFactory implements SchemeFactory {
+    public ThriftFlumeEventStandardScheme getScheme() {
+      return new ThriftFlumeEventStandardScheme();
+    }
+  }
+
+  private static class ThriftFlumeEventStandardScheme extends StandardScheme<ThriftFlumeEvent> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, ThriftFlumeEvent 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: // HEADERS
+            if (schemeField.type == org.apache.thrift.protocol.TType.MAP) {
+              {
+                org.apache.thrift.protocol.TMap _map0 = iprot.readMapBegin();
+                struct.headers = new HashMap<String,String>(2*_map0.size);
+                for (int _i1 = 0; _i1 < _map0.size; ++_i1)
+                {
+                  String _key2; // required
+                  String _val3; // required
+                  _key2 = iprot.readString();
+                  _val3 = iprot.readString();
+                  struct.headers.put(_key2, _val3);
+                }
+                iprot.readMapEnd();
+              }
+              struct.setHeadersIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // BODY
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.body = iprot.readBinary();
+              struct.setBodyIsSet(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, ThriftFlumeEvent struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.headers != null) {
+        oprot.writeFieldBegin(HEADERS_FIELD_DESC);
+        {
+          oprot.writeMapBegin(new org.apache.thrift.protocol.TMap(org.apache.thrift.protocol.TType.STRING, org.apache.thrift.protocol.TType.STRING, struct.headers.size()));
+          for (Map.Entry<String, String> _iter4 : struct.headers.entrySet())
+          {
+            oprot.writeString(_iter4.getKey());
+            oprot.writeString(_iter4.getValue());
+          }
+          oprot.writeMapEnd();
+        }
+        oprot.writeFieldEnd();
+      }
+      if (struct.body != null) {
+        oprot.writeFieldBegin(BODY_FIELD_DESC);
+        oprot.writeBinary(struct.body);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class ThriftFlumeEventTupleSchemeFactory implements SchemeFactory {
+    public ThriftFlumeEventTupleScheme getScheme() {
+      return new ThriftFlumeEventTupleScheme();
+    }
+  }
+
+  private static class ThriftFlumeEventTupleScheme extends TupleScheme<ThriftFlumeEvent> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, ThriftFlumeEvent struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      {
+        oprot.writeI32(struct.headers.size());
+        for (Map.Entry<String, String> _iter5 : struct.headers.entrySet())
+        {
+          oprot.writeString(_iter5.getKey());
+          oprot.writeString(_iter5.getValue());
+        }
+      }
+      oprot.writeBinary(struct.body);
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, ThriftFlumeEvent struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      {
+        org.apache.thrift.protocol.TMap _map6 = new org.apache.thrift.protocol.TMap(org.apache.thrift.protocol.TType.STRING, org.apache.thrift.protocol.TType.STRING, iprot.readI32());
+        struct.headers = new HashMap<String,String>(2*_map6.size);
+        for (int _i7 = 0; _i7 < _map6.size; ++_i7)
+        {
+          String _key8; // required
+          String _val9; // required
+          _key8 = iprot.readString();
+          _val9 = iprot.readString();
+          struct.headers.put(_key8, _val9);
+        }
+      }
+      struct.setHeadersIsSet(true);
+      struct.body = iprot.readBinary();
+      struct.setBodyIsSet(true);
+    }
+  }
+
+}
+

http://git-wip-us.apache.org/repos/asf/flume/blob/60da3d86/flume-ng-sdk/src/main/java/org/apache/flume/thrift/ThriftSourceProtocol.java
----------------------------------------------------------------------
diff --git a/flume-ng-sdk/src/main/java/org/apache/flume/thrift/ThriftSourceProtocol.java b/flume-ng-sdk/src/main/java/org/apache/flume/thrift/ThriftSourceProtocol.java
new file mode 100644
index 0000000..b041895
--- /dev/null
+++ b/flume-ng-sdk/src/main/java/org/apache/flume/thrift/ThriftSourceProtocol.java
@@ -0,0 +1,1813 @@
+/*
+ * 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)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.flume.thrift;
+
+import org.apache.commons.lang.builder.HashCodeBuilder;
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ThriftSourceProtocol {
+
+  public interface Iface {
+
+    public Status append(ThriftFlumeEvent event) throws org.apache.thrift.TException;
+
+    public Status appendBatch(List<ThriftFlumeEvent> events) throws org.apache.thrift.TException;
+
+  }
+
+  public interface AsyncIface {
+
+    public void append(ThriftFlumeEvent event, org.apache.thrift.async.AsyncMethodCallback<AsyncClient.append_call> resultHandler) throws org.apache.thrift.TException;
+
+    public void appendBatch(List<ThriftFlumeEvent> events, org.apache.thrift.async.AsyncMethodCallback<AsyncClient.appendBatch_call> resultHandler) throws org.apache.thrift.TException;
+
+  }
+
+  public static class Client extends org.apache.thrift.TServiceClient implements Iface {
+    public static class Factory implements org.apache.thrift.TServiceClientFactory<Client> {
+      public Factory() {}
+      public Client getClient(org.apache.thrift.protocol.TProtocol prot) {
+        return new Client(prot);
+      }
+      public Client getClient(org.apache.thrift.protocol.TProtocol iprot, org.apache.thrift.protocol.TProtocol oprot) {
+        return new Client(iprot, oprot);
+      }
+    }
+
+    public Client(org.apache.thrift.protocol.TProtocol prot)
+    {
+      super(prot, prot);
+    }
+
+    public Client(org.apache.thrift.protocol.TProtocol iprot, org.apache.thrift.protocol.TProtocol oprot) {
+      super(iprot, oprot);
+    }
+
+    public Status append(ThriftFlumeEvent event) throws org.apache.thrift.TException
+    {
+      send_append(event);
+      return recv_append();
+    }
+
+    public void send_append(ThriftFlumeEvent event) throws org.apache.thrift.TException
+    {
+      append_args args = new append_args();
+      args.setEvent(event);
+      sendBase("append", args);
+    }
+
+    public Status recv_append() throws org.apache.thrift.TException
+    {
+      append_result result = new append_result();
+      receiveBase(result, "append");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "append failed: unknown result");
+    }
+
+    public Status appendBatch(List<ThriftFlumeEvent> events) throws org.apache.thrift.TException
+    {
+      send_appendBatch(events);
+      return recv_appendBatch();
+    }
+
+    public void send_appendBatch(List<ThriftFlumeEvent> events) throws org.apache.thrift.TException
+    {
+      appendBatch_args args = new appendBatch_args();
+      args.setEvents(events);
+      sendBase("appendBatch", args);
+    }
+
+    public Status recv_appendBatch() throws org.apache.thrift.TException
+    {
+      appendBatch_result result = new appendBatch_result();
+      receiveBase(result, "appendBatch");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "appendBatch 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> {
+      private org.apache.thrift.async.TAsyncClientManager clientManager;
+      private org.apache.thrift.protocol.TProtocolFactory protocolFactory;
+      public Factory(org.apache.thrift.async.TAsyncClientManager clientManager, org.apache.thrift.protocol.TProtocolFactory protocolFactory) {
+        this.clientManager = clientManager;
+        this.protocolFactory = protocolFactory;
+      }
+      public AsyncClient getAsyncClient(org.apache.thrift.transport.TNonblockingTransport transport) {
+        return new AsyncClient(protocolFactory, clientManager, transport);
+      }
+    }
+
+    public AsyncClient(org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.async.TAsyncClientManager clientManager, org.apache.thrift.transport.TNonblockingTransport transport) {
+      super(protocolFactory, clientManager, transport);
+    }
+
+    public void append(ThriftFlumeEvent event, org.apache.thrift.async.AsyncMethodCallback<append_call> resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      append_call method_call = new append_call(event, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class append_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private ThriftFlumeEvent event;
+      public append_call(ThriftFlumeEvent event, org.apache.thrift.async.AsyncMethodCallback<append_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.event = event;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("append", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        append_args args = new append_args();
+        args.setEvent(event);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public Status 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_append();
+      }
+    }
+
+    public void appendBatch(List<ThriftFlumeEvent> events, org.apache.thrift.async.AsyncMethodCallback<appendBatch_call> resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      appendBatch_call method_call = new appendBatch_call(events, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class appendBatch_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private List<ThriftFlumeEvent> events;
+      public appendBatch_call(List<ThriftFlumeEvent> events, org.apache.thrift.async.AsyncMethodCallback<appendBatch_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.events = events;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("appendBatch", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        appendBatch_args args = new appendBatch_args();
+        args.setEvents(events);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public Status 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_appendBatch();
+      }
+    }
+
+  }
+
+  public static class Processor<I extends Iface> extends org.apache.thrift.TBaseProcessor<I> implements org.apache.thrift.TProcessor {
+    private static final Logger LOGGER = LoggerFactory.getLogger(Processor.class.getName());
+    public Processor(I iface) {
+      super(iface, getProcessMap(new HashMap<String, org.apache.thrift.ProcessFunction<I, ? extends org.apache.thrift.TBase>>()));
+    }
+
+    protected Processor(I iface, Map<String,  org.apache.thrift.ProcessFunction<I, ? extends  org.apache.thrift.TBase>> processMap) {
+      super(iface, getProcessMap(processMap));
+    }
+
+    private static <I extends Iface> Map<String,  org.apache.thrift.ProcessFunction<I, ? extends  org.apache.thrift.TBase>> getProcessMap(Map<String,  org.apache.thrift.ProcessFunction<I, ? extends  org.apache.thrift.TBase>> processMap) {
+      processMap.put("append", new append());
+      processMap.put("appendBatch", new appendBatch());
+      return processMap;
+    }
+
+    public static class append<I extends Iface> extends org.apache.thrift.ProcessFunction<I, append_args> {
+      public append() {
+        super("append");
+      }
+
+      public append_args getEmptyArgsInstance() {
+        return new append_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public append_result getResult(I iface, append_args args) throws org.apache.thrift.TException {
+        append_result result = new append_result();
+        result.success = iface.append(args.event);
+        return result;
+      }
+    }
+
+    public static class appendBatch<I extends Iface> extends org.apache.thrift.ProcessFunction<I, appendBatch_args> {
+      public appendBatch() {
+        super("appendBatch");
+      }
+
+      public appendBatch_args getEmptyArgsInstance() {
+        return new appendBatch_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public appendBatch_result getResult(I iface, appendBatch_args args) throws org.apache.thrift.TException {
+        appendBatch_result result = new appendBatch_result();
+        result.success = iface.appendBatch(args.events);
+        return result;
+      }
+    }
+
+  }
+
+  public static class append_args implements org.apache.thrift.TBase<append_args, append_args._Fields>, java.io.Serializable, Cloneable   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("append_args");
+
+    private static final org.apache.thrift.protocol.TField EVENT_FIELD_DESC = new org.apache.thrift.protocol.TField("event", 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 append_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new append_argsTupleSchemeFactory());
+    }
+
+    public ThriftFlumeEvent event; // 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 {
+      EVENT((short)1, "event");
+
+      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: // EVENT
+            return EVENT;
+          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.EVENT, new org.apache.thrift.meta_data.FieldMetaData("event", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, ThriftFlumeEvent.class)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(append_args.class, metaDataMap);
+    }
+
+    public append_args() {
+    }
+
+    public append_args(
+      ThriftFlumeEvent event)
+    {
+      this();
+      this.event = event;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public append_args(append_args other) {
+      if (other.isSetEvent()) {
+        this.event = new ThriftFlumeEvent(other.event);
+      }
+    }
+
+    public append_args deepCopy() {
+      return new append_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.event = null;
+    }
+
+    public ThriftFlumeEvent getEvent() {
+      return this.event;
+    }
+
+    public append_args setEvent(ThriftFlumeEvent event) {
+      this.event = event;
+      return this;
+    }
+
+    public void unsetEvent() {
+      this.event = null;
+    }
+
+    /** Returns true if field event is set (has been assigned a value) and false otherwise */
+    public boolean isSetEvent() {
+      return this.event != null;
+    }
+
+    public void setEventIsSet(boolean value) {
+      if (!value) {
+        this.event = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case EVENT:
+        if (value == null) {
+          unsetEvent();
+        } else {
+          setEvent((ThriftFlumeEvent)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case EVENT:
+        return getEvent();
+
+      }
+      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 EVENT:
+        return isSetEvent();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof append_args)
+        return this.equals((append_args)that);
+      return false;
+    }
+
+    public boolean equals(append_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_event = true && this.isSetEvent();
+      boolean that_present_event = true && that.isSetEvent();
+      if (this_present_event || that_present_event) {
+        if (!(this_present_event && that_present_event))
+          return false;
+        if (!this.event.equals(that.event))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      HashCodeBuilder builder = new HashCodeBuilder();
+
+      boolean present_event = true && (isSetEvent());
+      builder.append(present_event);
+      if (present_event)
+        builder.append(event);
+
+      return builder.toHashCode();
+    }
+
+    public int compareTo(append_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+      append_args typedOther = (append_args)other;
+
+      lastComparison = Boolean.valueOf(isSetEvent()).compareTo(typedOther.isSetEvent());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetEvent()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.event, typedOther.event);
+        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("append_args(");
+      boolean first = true;
+
+      sb.append("event:");
+      if (this.event == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.event);
+      }
+      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 (event != null) {
+        event.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 append_argsStandardSchemeFactory implements SchemeFactory {
+      public append_argsStandardScheme getScheme() {
+        return new append_argsStandardScheme();
+      }
+    }
+
+    private static class append_argsStandardScheme extends StandardScheme<append_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, append_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: // EVENT
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.event = new ThriftFlumeEvent();
+                struct.event.read(iprot);
+                struct.setEventIsSet(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, append_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.event != null) {
+          oprot.writeFieldBegin(EVENT_FIELD_DESC);
+          struct.event.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class append_argsTupleSchemeFactory implements SchemeFactory {
+      public append_argsTupleScheme getScheme() {
+        return new append_argsTupleScheme();
+      }
+    }
+
+    private static class append_argsTupleScheme extends TupleScheme<append_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, append_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetEvent()) {
+          optionals.set(0);
+        }
+        oprot.writeBitSet(optionals, 1);
+        if (struct.isSetEvent()) {
+          struct.event.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, append_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(1);
+        if (incoming.get(0)) {
+          struct.event = new ThriftFlumeEvent();
+          struct.event.read(iprot);
+          struct.setEventIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class append_result implements org.apache.thrift.TBase<append_result, append_result._Fields>, java.io.Serializable, Cloneable   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("append_result");
+
+    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.I32, (short)0);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new append_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new append_resultTupleSchemeFactory());
+    }
+
+    /**
+     * 
+     * @see Status
+     */
+    public Status 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 {
+      /**
+       * 
+       * @see Status
+       */
+      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.EnumMetaData(org.apache.thrift.protocol.TType.ENUM, Status.class)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(append_result.class, metaDataMap);
+    }
+
+    public append_result() {
+    }
+
+    public append_result(
+      Status success)
+    {
+      this();
+      this.success = success;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public append_result(append_result other) {
+      if (other.isSetSuccess()) {
+        this.success = other.success;
+      }
+    }
+
+    public append_result deepCopy() {
+      return new append_result(this);
+    }
+
+    @Override
+    public void clear() {
+      this.success = null;
+    }
+
+    /**
+     * 
+     * @see Status
+     */
+    public Status getSuccess() {
+      return this.success;
+    }
+
+    /**
+     * 
+     * @see Status
+     */
+    public append_result setSuccess(Status 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((Status)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 append_result)
+        return this.equals((append_result)that);
+      return false;
+    }
+
+    public boolean equals(append_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() {
+      HashCodeBuilder builder = new HashCodeBuilder();
+
+      boolean present_success = true && (isSetSuccess());
+      builder.append(present_success);
+      if (present_success)
+        builder.append(success.getValue());
+
+      return builder.toHashCode();
+    }
+
+    public int compareTo(append_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+      append_result typedOther = (append_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;
+        }
+      }
+      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("append_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
+    }
+
+    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 append_resultStandardSchemeFactory implements SchemeFactory {
+      public append_resultStandardScheme getScheme() {
+        return new append_resultStandardScheme();
+      }
+    }
+
+    private static class append_resultStandardScheme extends StandardScheme<append_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, append_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.I32) {
+                struct.success = Status.findByValue(iprot.readI32());
+                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, append_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.success != null) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          oprot.writeI32(struct.success.getValue());
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class append_resultTupleSchemeFactory implements SchemeFactory {
+      public append_resultTupleScheme getScheme() {
+        return new append_resultTupleScheme();
+      }
+    }
+
+    private static class append_resultTupleScheme extends TupleScheme<append_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, append_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()) {
+          oprot.writeI32(struct.success.getValue());
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, append_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(1);
+        if (incoming.get(0)) {
+          struct.success = Status.findByValue(iprot.readI32());
+          struct.setSuccessIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class appendBatch_args implements org.apache.thrift.TBase<appendBatch_args, appendBatch_args._Fields>, java.io.Serializable, Cloneable   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("appendBatch_args");
+
+    private static final org.apache.thrift.protocol.TField EVENTS_FIELD_DESC = new org.apache.thrift.protocol.TField("events", org.apache.thrift.protocol.TType.LIST, (short)1);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new appendBatch_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new appendBatch_argsTupleSchemeFactory());
+    }
+
+    public List<ThriftFlumeEvent> events; // 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 {
+      EVENTS((short)1, "events");
+
+      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: // EVENTS
+            return EVENTS;
+          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.EVENTS, new org.apache.thrift.meta_data.FieldMetaData("events", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, 
+              new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, ThriftFlumeEvent.class))));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(appendBatch_args.class, metaDataMap);
+    }
+
+    public appendBatch_args() {
+    }
+
+    public appendBatch_args(
+      List<ThriftFlumeEvent> events)
+    {
+      this();
+      this.events = events;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public appendBatch_args(appendBatch_args other) {
+      if (other.isSetEvents()) {
+        List<ThriftFlumeEvent> __this__events = new ArrayList<ThriftFlumeEvent>();
+        for (ThriftFlumeEvent other_element : other.events) {
+          __this__events.add(new ThriftFlumeEvent(other_element));
+        }
+        this.events = __this__events;
+      }
+    }
+
+    public appendBatch_args deepCopy() {
+      return new appendBatch_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.events = null;
+    }
+
+    public int getEventsSize() {
+      return (this.events == null) ? 0 : this.events.size();
+    }
+
+    public java.util.Iterator<ThriftFlumeEvent> getEventsIterator() {
+      return (this.events == null) ? null : this.events.iterator();
+    }
+
+    public void addToEvents(ThriftFlumeEvent elem) {
+      if (this.events == null) {
+        this.events = new ArrayList<ThriftFlumeEvent>();
+      }
+      this.events.add(elem);
+    }
+
+    public List<ThriftFlumeEvent> getEvents() {
+      return this.events;
+    }
+
+    public appendBatch_args setEvents(List<ThriftFlumeEvent> events) {
+      this.events = events;
+      return this;
+    }
+
+    public void unsetEvents() {
+      this.events = null;
+    }
+
+    /** Returns true if field events is set (has been assigned a value) and false otherwise */
+    public boolean isSetEvents() {
+      return this.events != null;
+    }
+
+    public void setEventsIsSet(boolean value) {
+      if (!value) {
+        this.events = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case EVENTS:
+        if (value == null) {
+          unsetEvents();
+        } else {
+          setEvents((List<ThriftFlumeEvent>)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case EVENTS:
+        return getEvents();
+
+      }
+      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 EVENTS:
+        return isSetEvents();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof appendBatch_args)
+        return this.equals((appendBatch_args)that);
+      return false;
+    }
+
+    public boolean equals(appendBatch_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_events = true && this.isSetEvents();
+      boolean that_present_events = true && that.isSetEvents();
+      if (this_present_events || that_present_events) {
+        if (!(this_present_events && that_present_events))
+          return false;
+        if (!this.events.equals(that.events))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      HashCodeBuilder builder = new HashCodeBuilder();
+
+      boolean present_events = true && (isSetEvents());
+      builder.append(present_events);
+      if (present_events)
+        builder.append(events);
+
+      return builder.toHashCode();
+    }
+
+    public int compareTo(appendBatch_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+      appendBatch_args typedOther = (appendBatch_args)other;
+
+      lastComparison = Boolean.valueOf(isSetEvents()).compareTo(typedOther.isSetEvents());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetEvents()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.events, typedOther.events);
+        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("appendBatch_args(");
+      boolean first = true;
+
+      sb.append("events:");
+      if (this.events == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.events);
+      }
+      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 appendBatch_argsStandardSchemeFactory implements SchemeFactory {
+      public appendBatch_argsStandardScheme getScheme() {
+        return new appendBatch_argsStandardScheme();
+      }
+    }
+
+    private static class appendBatch_argsStandardScheme extends StandardScheme<appendBatch_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, appendBatch_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: // EVENTS
+              if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
+                {
+                  org.apache.thrift.protocol.TList _list10 = iprot.readListBegin();
+                  struct.events = new ArrayList<ThriftFlumeEvent>(_list10.size);
+                  for (int _i11 = 0; _i11 < _list10.size; ++_i11)
+                  {
+                    ThriftFlumeEvent _elem12; // required
+                    _elem12 = new ThriftFlumeEvent();
+                    _elem12.read(iprot);
+                    struct.events.add(_elem12);
+                  }
+                  iprot.readListEnd();
+                }
+                struct.setEventsIsSet(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, appendBatch_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.events != null) {
+          oprot.writeFieldBegin(EVENTS_FIELD_DESC);
+          {
+            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRUCT, struct.events.size()));
+            for (ThriftFlumeEvent _iter13 : struct.events)
+            {
+              _iter13.write(oprot);
+            }
+            oprot.writeListEnd();
+          }
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class appendBatch_argsTupleSchemeFactory implements SchemeFactory {
+      public appendBatch_argsTupleScheme getScheme() {
+        return new appendBatch_argsTupleScheme();
+      }
+    }
+
+    private static class appendBatch_argsTupleScheme extends TupleScheme<appendBatch_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, appendBatch_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetEvents()) {
+          optionals.set(0);
+        }
+        oprot.writeBitSet(optionals, 1);
+        if (struct.isSetEvents()) {
+          {
+            oprot.writeI32(struct.events.size());
+            for (ThriftFlumeEvent _iter14 : struct.events)
+            {
+              _iter14.write(oprot);
+            }
+          }
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, appendBatch_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(1);
+        if (incoming.get(0)) {
+          {
+            org.apache.thrift.protocol.TList _list15 = new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRUCT, iprot.readI32());
+            struct.events = new ArrayList<ThriftFlumeEvent>(_list15.size);
+            for (int _i16 = 0; _i16 < _list15.size; ++_i16)
+            {
+              ThriftFlumeEvent _elem17; // required
+              _elem17 = new ThriftFlumeEvent();
+              _elem17.read(iprot);
+              struct.events.add(_elem17);
+            }
+          }
+          struct.setEventsIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class appendBatch_result implements org.apache.thrift.TBase<appendBatch_result, appendBatch_result._Fields>, java.io.Serializable, Cloneable   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("appendBatch_result");
+
+    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.I32, (short)0);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new appendBatch_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new appendBatch_resultTupleSchemeFactory());
+    }
+
+    /**
+     * 
+     * @see Status
+     */
+    public Status 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 {
+      /**
+       * 
+       * @see Status
+       */
+      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.EnumMetaData(org.apache.thrift.protocol.TType.ENUM, Status.class)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(appendBatch_result.class, metaDataMap);
+    }
+
+    public appendBatch_result() {
+    }
+
+    public appendBatch_result(
+      Status success)
+    {
+      this();
+      this.success = success;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public appendBatch_result(appendBatch_result other) {
+      if (other.isSetSuccess()) {
+        this.success = other.success;
+      }
+    }
+
+    public appendBatch_result deepCopy() {
+      return new appendBatch_result(this);
+    }
+
+    @Override
+    public void clear() {
+      this.success = null;
+    }
+
+    /**
+     * 
+     * @see Status
+     */
+    public Status getSuccess() {
+      return this.success;
+    }
+
+    /**
+     * 
+     * @see Status
+     */
+    public appendBatch_result setSuccess(Status 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((Status)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 appendBatch_result)
+        return this.equals((appendBatch_result)that);
+      return false;
+    }
+
+    public boolean equals(appendBatch_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() {
+      HashCodeBuilder builder = new HashCodeBuilder();
+
+      boolean present_success = true && (isSetSuccess());
+      builder.append(present_success);
+      if (present_success)
+        builder.append(success.getValue());
+
+      return builder.toHashCode();
+    }
+
+    public int compareTo(appendBatch_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+      appendBatch_result typedOther = (appendBatch_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;
+        }
+      }
+      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("appendBatch_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
+    }
+
+    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 appendBatch_resultStandardSchemeFactory implements SchemeFactory {
+      public appendBatch_resultStandardScheme getScheme() {
+        return new appendBatch_resultStandardScheme();
+      }
+    }
+
+    private static class appendBatch_resultStandardScheme extends StandardScheme<appendBatch_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, appendBatch_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.I32) {
+                struct.success = Status.findByValue(iprot.readI32());
+                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, appendBatch_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.success != null) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          oprot.writeI32(struct.success.getValue());
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class appendBatch_resultTupleSchemeFactory implements SchemeFactory {
+      public appendBatch_resultTupleScheme getScheme() {
+        return new appendBatch_resultTupleScheme();
+      }
+    }
+
+    private static class appendBatch_resultTupleScheme extends TupleScheme<appendBatch_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, appendBatch_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()) {
+          oprot.writeI32(struct.success.getValue());
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, appendBatch_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(1);
+        if (incoming.get(0)) {
+          struct.success = Status.findByValue(iprot.readI32());
+          struct.setSuccessIsSet(true);
+        }
+      }
+    }
+
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/flume/blob/60da3d86/flume-ng-sdk/src/main/thrift/aslv2
----------------------------------------------------------------------
diff --git a/flume-ng-sdk/src/main/thrift/aslv2 b/flume-ng-sdk/src/main/thrift/aslv2
new file mode 100644
index 0000000..7243427
--- /dev/null
+++ b/flume-ng-sdk/src/main/thrift/aslv2
@@ -0,0 +1,18 @@
+/*
+ * 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.
+ */

http://git-wip-us.apache.org/repos/asf/flume/blob/60da3d86/flume-ng-sdk/src/main/thrift/flume.thrift
----------------------------------------------------------------------
diff --git a/flume-ng-sdk/src/main/thrift/flume.thrift b/flume-ng-sdk/src/main/thrift/flume.thrift
new file mode 100644
index 0000000..b0f1476
--- /dev/null
+++ b/flume-ng-sdk/src/main/thrift/flume.thrift
@@ -0,0 +1,38 @@
+/*
+ * 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.
+ */
+
+namespace java org.apache.flume.thrift
+
+struct ThriftFlumeEvent {
+  1: required map <string, string> headers,
+  2: required binary body,
+}
+
+enum Status {
+  OK,
+  FAILED,
+  ERROR,
+  UNKNOWN
+}
+
+service ThriftSourceProtocol {
+  Status append(1: ThriftFlumeEvent event),
+  Status appendBatch(1: list<ThriftFlumeEvent> events),
+}
+