http://git-wip-us.apache.org/repos/asf/incubator-sentry/blob/bf3eb482/sentry-provider/sentry-provider-db/src/gen/thrift/gen-javabean/org/apache/sentry/provider/db/generic/service/thrift/TListSentryRolesRequest.java
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diff --git 
a/sentry-provider/sentry-provider-db/src/gen/thrift/gen-javabean/org/apache/sentry/provider/db/generic/service/thrift/TListSentryRolesRequest.java
 
b/sentry-provider/sentry-provider-db/src/gen/thrift/gen-javabean/org/apache/sentry/provider/db/generic/service/thrift/TListSentryRolesRequest.java
new file mode 100644
index 0000000..078cb6b
--- /dev/null
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b/sentry-provider/sentry-provider-db/src/gen/thrift/gen-javabean/org/apache/sentry/provider/db/generic/service/thrift/TListSentryRolesRequest.java
@@ -0,0 +1,697 @@
+/**
+ * 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.sentry.provider.db.generic.service.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 TListSentryRolesRequest implements 
org.apache.thrift.TBase<TListSentryRolesRequest, 
TListSentryRolesRequest._Fields>, java.io.Serializable, Cloneable {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new 
org.apache.thrift.protocol.TStruct("TListSentryRolesRequest");
+
+  private static final org.apache.thrift.protocol.TField 
PROTOCOL_VERSION_FIELD_DESC = new 
org.apache.thrift.protocol.TField("protocol_version", 
org.apache.thrift.protocol.TType.I32, (short)1);
+  private static final org.apache.thrift.protocol.TField 
REQUESTOR_USER_NAME_FIELD_DESC = new 
org.apache.thrift.protocol.TField("requestorUserName", 
org.apache.thrift.protocol.TType.STRING, (short)2);
+  private static final org.apache.thrift.protocol.TField GROUP_NAME_FIELD_DESC 
= new org.apache.thrift.protocol.TField("groupName", 
org.apache.thrift.protocol.TType.STRING, (short)3);
+  private static final org.apache.thrift.protocol.TField COMPONENT_FIELD_DESC 
= new org.apache.thrift.protocol.TField("component", 
org.apache.thrift.protocol.TType.STRING, (short)4);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = 
new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new 
TListSentryRolesRequestStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new 
TListSentryRolesRequestTupleSchemeFactory());
+  }
+
+  private int protocol_version; // required
+  private String requestorUserName; // required
+  private String groupName; // optional
+  private String component; // 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 {
+    PROTOCOL_VERSION((short)1, "protocol_version"),
+    REQUESTOR_USER_NAME((short)2, "requestorUserName"),
+    GROUP_NAME((short)3, "groupName"),
+    COMPONENT((short)4, "component");
+
+    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: // PROTOCOL_VERSION
+          return PROTOCOL_VERSION;
+        case 2: // REQUESTOR_USER_NAME
+          return REQUESTOR_USER_NAME;
+        case 3: // GROUP_NAME
+          return GROUP_NAME;
+        case 4: // COMPONENT
+          return COMPONENT;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + 
fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  private static final int __PROTOCOL_VERSION_ISSET_ID = 0;
+  private byte __isset_bitfield = 0;
+  private _Fields optionals[] = {_Fields.GROUP_NAME};
+  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.PROTOCOL_VERSION, new 
org.apache.thrift.meta_data.FieldMetaData("protocol_version", 
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new 
org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I32)));
+    tmpMap.put(_Fields.REQUESTOR_USER_NAME, new 
org.apache.thrift.meta_data.FieldMetaData("requestorUserName", 
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new 
org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.GROUP_NAME, new 
org.apache.thrift.meta_data.FieldMetaData("groupName", 
org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new 
org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.COMPONENT, new 
org.apache.thrift.meta_data.FieldMetaData("component", 
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new 
org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    
org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(TListSentryRolesRequest.class,
 metaDataMap);
+  }
+
+  public TListSentryRolesRequest() {
+    this.protocol_version = 1;
+
+  }
+
+  public TListSentryRolesRequest(
+    int protocol_version,
+    String requestorUserName,
+    String component)
+  {
+    this();
+    this.protocol_version = protocol_version;
+    setProtocol_versionIsSet(true);
+    this.requestorUserName = requestorUserName;
+    this.component = component;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public TListSentryRolesRequest(TListSentryRolesRequest other) {
+    __isset_bitfield = other.__isset_bitfield;
+    this.protocol_version = other.protocol_version;
+    if (other.isSetRequestorUserName()) {
+      this.requestorUserName = other.requestorUserName;
+    }
+    if (other.isSetGroupName()) {
+      this.groupName = other.groupName;
+    }
+    if (other.isSetComponent()) {
+      this.component = other.component;
+    }
+  }
+
+  public TListSentryRolesRequest deepCopy() {
+    return new TListSentryRolesRequest(this);
+  }
+
+  @Override
+  public void clear() {
+    this.protocol_version = 1;
+
+    this.requestorUserName = null;
+    this.groupName = null;
+    this.component = null;
+  }
+
+  public int getProtocol_version() {
+    return this.protocol_version;
+  }
+
+  public void setProtocol_version(int protocol_version) {
+    this.protocol_version = protocol_version;
+    setProtocol_versionIsSet(true);
+  }
+
+  public void unsetProtocol_version() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, 
__PROTOCOL_VERSION_ISSET_ID);
+  }
+
+  /** Returns true if field protocol_version is set (has been assigned a 
value) and false otherwise */
+  public boolean isSetProtocol_version() {
+    return EncodingUtils.testBit(__isset_bitfield, 
__PROTOCOL_VERSION_ISSET_ID);
+  }
+
+  public void setProtocol_versionIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, 
__PROTOCOL_VERSION_ISSET_ID, value);
+  }
+
+  public String getRequestorUserName() {
+    return this.requestorUserName;
+  }
+
+  public void setRequestorUserName(String requestorUserName) {
+    this.requestorUserName = requestorUserName;
+  }
+
+  public void unsetRequestorUserName() {
+    this.requestorUserName = null;
+  }
+
+  /** Returns true if field requestorUserName is set (has been assigned a 
value) and false otherwise */
+  public boolean isSetRequestorUserName() {
+    return this.requestorUserName != null;
+  }
+
+  public void setRequestorUserNameIsSet(boolean value) {
+    if (!value) {
+      this.requestorUserName = null;
+    }
+  }
+
+  public String getGroupName() {
+    return this.groupName;
+  }
+
+  public void setGroupName(String groupName) {
+    this.groupName = groupName;
+  }
+
+  public void unsetGroupName() {
+    this.groupName = null;
+  }
+
+  /** Returns true if field groupName is set (has been assigned a value) and 
false otherwise */
+  public boolean isSetGroupName() {
+    return this.groupName != null;
+  }
+
+  public void setGroupNameIsSet(boolean value) {
+    if (!value) {
+      this.groupName = null;
+    }
+  }
+
+  public String getComponent() {
+    return this.component;
+  }
+
+  public void setComponent(String component) {
+    this.component = component;
+  }
+
+  public void unsetComponent() {
+    this.component = null;
+  }
+
+  /** Returns true if field component is set (has been assigned a value) and 
false otherwise */
+  public boolean isSetComponent() {
+    return this.component != null;
+  }
+
+  public void setComponentIsSet(boolean value) {
+    if (!value) {
+      this.component = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case PROTOCOL_VERSION:
+      if (value == null) {
+        unsetProtocol_version();
+      } else {
+        setProtocol_version((Integer)value);
+      }
+      break;
+
+    case REQUESTOR_USER_NAME:
+      if (value == null) {
+        unsetRequestorUserName();
+      } else {
+        setRequestorUserName((String)value);
+      }
+      break;
+
+    case GROUP_NAME:
+      if (value == null) {
+        unsetGroupName();
+      } else {
+        setGroupName((String)value);
+      }
+      break;
+
+    case COMPONENT:
+      if (value == null) {
+        unsetComponent();
+      } else {
+        setComponent((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case PROTOCOL_VERSION:
+      return Integer.valueOf(getProtocol_version());
+
+    case REQUESTOR_USER_NAME:
+      return getRequestorUserName();
+
+    case GROUP_NAME:
+      return getGroupName();
+
+    case COMPONENT:
+      return getComponent();
+
+    }
+    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 PROTOCOL_VERSION:
+      return isSetProtocol_version();
+    case REQUESTOR_USER_NAME:
+      return isSetRequestorUserName();
+    case GROUP_NAME:
+      return isSetGroupName();
+    case COMPONENT:
+      return isSetComponent();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof TListSentryRolesRequest)
+      return this.equals((TListSentryRolesRequest)that);
+    return false;
+  }
+
+  public boolean equals(TListSentryRolesRequest that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_protocol_version = true;
+    boolean that_present_protocol_version = true;
+    if (this_present_protocol_version || that_present_protocol_version) {
+      if (!(this_present_protocol_version && that_present_protocol_version))
+        return false;
+      if (this.protocol_version != that.protocol_version)
+        return false;
+    }
+
+    boolean this_present_requestorUserName = true && 
this.isSetRequestorUserName();
+    boolean that_present_requestorUserName = true && 
that.isSetRequestorUserName();
+    if (this_present_requestorUserName || that_present_requestorUserName) {
+      if (!(this_present_requestorUserName && that_present_requestorUserName))
+        return false;
+      if (!this.requestorUserName.equals(that.requestorUserName))
+        return false;
+    }
+
+    boolean this_present_groupName = true && this.isSetGroupName();
+    boolean that_present_groupName = true && that.isSetGroupName();
+    if (this_present_groupName || that_present_groupName) {
+      if (!(this_present_groupName && that_present_groupName))
+        return false;
+      if (!this.groupName.equals(that.groupName))
+        return false;
+    }
+
+    boolean this_present_component = true && this.isSetComponent();
+    boolean that_present_component = true && that.isSetComponent();
+    if (this_present_component || that_present_component) {
+      if (!(this_present_component && that_present_component))
+        return false;
+      if (!this.component.equals(that.component))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    HashCodeBuilder builder = new HashCodeBuilder();
+
+    boolean present_protocol_version = true;
+    builder.append(present_protocol_version);
+    if (present_protocol_version)
+      builder.append(protocol_version);
+
+    boolean present_requestorUserName = true && (isSetRequestorUserName());
+    builder.append(present_requestorUserName);
+    if (present_requestorUserName)
+      builder.append(requestorUserName);
+
+    boolean present_groupName = true && (isSetGroupName());
+    builder.append(present_groupName);
+    if (present_groupName)
+      builder.append(groupName);
+
+    boolean present_component = true && (isSetComponent());
+    builder.append(present_component);
+    if (present_component)
+      builder.append(component);
+
+    return builder.toHashCode();
+  }
+
+  public int compareTo(TListSentryRolesRequest other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+    TListSentryRolesRequest typedOther = (TListSentryRolesRequest)other;
+
+    lastComparison = 
Boolean.valueOf(isSetProtocol_version()).compareTo(typedOther.isSetProtocol_version());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetProtocol_version()) {
+      lastComparison = 
org.apache.thrift.TBaseHelper.compareTo(this.protocol_version, 
typedOther.protocol_version);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = 
Boolean.valueOf(isSetRequestorUserName()).compareTo(typedOther.isSetRequestorUserName());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetRequestorUserName()) {
+      lastComparison = 
org.apache.thrift.TBaseHelper.compareTo(this.requestorUserName, 
typedOther.requestorUserName);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = 
Boolean.valueOf(isSetGroupName()).compareTo(typedOther.isSetGroupName());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetGroupName()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.groupName, 
typedOther.groupName);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = 
Boolean.valueOf(isSetComponent()).compareTo(typedOther.isSetComponent());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetComponent()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.component, 
typedOther.component);
+      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("TListSentryRolesRequest(");
+    boolean first = true;
+
+    sb.append("protocol_version:");
+    sb.append(this.protocol_version);
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("requestorUserName:");
+    if (this.requestorUserName == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.requestorUserName);
+    }
+    first = false;
+    if (isSetGroupName()) {
+      if (!first) sb.append(", ");
+      sb.append("groupName:");
+      if (this.groupName == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.groupName);
+      }
+      first = false;
+    }
+    if (!first) sb.append(", ");
+    sb.append("component:");
+    if (this.component == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.component);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    if (!isSetProtocol_version()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 
'protocol_version' is unset! Struct:" + toString());
+    }
+
+    if (!isSetRequestorUserName()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 
'requestorUserName' is unset! Struct:" + toString());
+    }
+
+    if (!isSetComponent()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 
'component' is unset! 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 {
+      // it doesn't seem like you should have to do this, but java 
serialization is wacky, and doesn't call the default constructor.
+      __isset_bitfield = 0;
+      read(new org.apache.thrift.protocol.TCompactProtocol(new 
org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class TListSentryRolesRequestStandardSchemeFactory implements 
SchemeFactory {
+    public TListSentryRolesRequestStandardScheme getScheme() {
+      return new TListSentryRolesRequestStandardScheme();
+    }
+  }
+
+  private static class TListSentryRolesRequestStandardScheme extends 
StandardScheme<TListSentryRolesRequest> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, 
TListSentryRolesRequest 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: // PROTOCOL_VERSION
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.protocol_version = iprot.readI32();
+              struct.setProtocol_versionIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, 
schemeField.type);
+            }
+            break;
+          case 2: // REQUESTOR_USER_NAME
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.requestorUserName = iprot.readString();
+              struct.setRequestorUserNameIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, 
schemeField.type);
+            }
+            break;
+          case 3: // GROUP_NAME
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.groupName = iprot.readString();
+              struct.setGroupNameIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, 
schemeField.type);
+            }
+            break;
+          case 4: // COMPONENT
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.component = iprot.readString();
+              struct.setComponentIsSet(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();
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, 
TListSentryRolesRequest struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      oprot.writeFieldBegin(PROTOCOL_VERSION_FIELD_DESC);
+      oprot.writeI32(struct.protocol_version);
+      oprot.writeFieldEnd();
+      if (struct.requestorUserName != null) {
+        oprot.writeFieldBegin(REQUESTOR_USER_NAME_FIELD_DESC);
+        oprot.writeString(struct.requestorUserName);
+        oprot.writeFieldEnd();
+      }
+      if (struct.groupName != null) {
+        if (struct.isSetGroupName()) {
+          oprot.writeFieldBegin(GROUP_NAME_FIELD_DESC);
+          oprot.writeString(struct.groupName);
+          oprot.writeFieldEnd();
+        }
+      }
+      if (struct.component != null) {
+        oprot.writeFieldBegin(COMPONENT_FIELD_DESC);
+        oprot.writeString(struct.component);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class TListSentryRolesRequestTupleSchemeFactory implements 
SchemeFactory {
+    public TListSentryRolesRequestTupleScheme getScheme() {
+      return new TListSentryRolesRequestTupleScheme();
+    }
+  }
+
+  private static class TListSentryRolesRequestTupleScheme extends 
TupleScheme<TListSentryRolesRequest> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, 
TListSentryRolesRequest struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      oprot.writeI32(struct.protocol_version);
+      oprot.writeString(struct.requestorUserName);
+      oprot.writeString(struct.component);
+      BitSet optionals = new BitSet();
+      if (struct.isSetGroupName()) {
+        optionals.set(0);
+      }
+      oprot.writeBitSet(optionals, 1);
+      if (struct.isSetGroupName()) {
+        oprot.writeString(struct.groupName);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, 
TListSentryRolesRequest struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      struct.protocol_version = iprot.readI32();
+      struct.setProtocol_versionIsSet(true);
+      struct.requestorUserName = iprot.readString();
+      struct.setRequestorUserNameIsSet(true);
+      struct.component = iprot.readString();
+      struct.setComponentIsSet(true);
+      BitSet incoming = iprot.readBitSet(1);
+      if (incoming.get(0)) {
+        struct.groupName = iprot.readString();
+        struct.setGroupNameIsSet(true);
+      }
+    }
+  }
+
+}
+

http://git-wip-us.apache.org/repos/asf/incubator-sentry/blob/bf3eb482/sentry-provider/sentry-provider-db/src/gen/thrift/gen-javabean/org/apache/sentry/provider/db/generic/service/thrift/TListSentryRolesResponse.java
----------------------------------------------------------------------
diff --git 
a/sentry-provider/sentry-provider-db/src/gen/thrift/gen-javabean/org/apache/sentry/provider/db/generic/service/thrift/TListSentryRolesResponse.java
 
b/sentry-provider/sentry-provider-db/src/gen/thrift/gen-javabean/org/apache/sentry/provider/db/generic/service/thrift/TListSentryRolesResponse.java
new file mode 100644
index 0000000..20ed85e
--- /dev/null
+++ 
b/sentry-provider/sentry-provider-db/src/gen/thrift/gen-javabean/org/apache/sentry/provider/db/generic/service/thrift/TListSentryRolesResponse.java
@@ -0,0 +1,551 @@
+/**
+ * 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.sentry.provider.db.generic.service.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 TListSentryRolesResponse implements 
org.apache.thrift.TBase<TListSentryRolesResponse, 
TListSentryRolesResponse._Fields>, java.io.Serializable, Cloneable {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new 
org.apache.thrift.protocol.TStruct("TListSentryRolesResponse");
+
+  private static final org.apache.thrift.protocol.TField STATUS_FIELD_DESC = 
new org.apache.thrift.protocol.TField("status", 
org.apache.thrift.protocol.TType.STRUCT, (short)1);
+  private static final org.apache.thrift.protocol.TField ROLES_FIELD_DESC = 
new org.apache.thrift.protocol.TField("roles", 
org.apache.thrift.protocol.TType.SET, (short)2);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = 
new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new 
TListSentryRolesResponseStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new 
TListSentryRolesResponseTupleSchemeFactory());
+  }
+
+  private org.apache.sentry.service.thrift.TSentryResponseStatus status; // 
required
+  private Set<TSentryRole> roles; // optional
+
+  /** The set of fields this struct contains, along with convenience methods 
for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    STATUS((short)1, "status"),
+    ROLES((short)2, "roles");
+
+    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: // STATUS
+          return STATUS;
+        case 2: // ROLES
+          return ROLES;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + 
fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  private _Fields optionals[] = {_Fields.ROLES};
+  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.STATUS, new 
org.apache.thrift.meta_data.FieldMetaData("status", 
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new 
org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRUCT
        , "TSentryResponseStatus")));
+    tmpMap.put(_Fields.ROLES, new 
org.apache.thrift.meta_data.FieldMetaData("roles", 
org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new 
org.apache.thrift.meta_data.SetMetaData(org.apache.thrift.protocol.TType.SET, 
+            new 
org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT,
 TSentryRole.class))));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    
org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(TListSentryRolesResponse.class,
 metaDataMap);
+  }
+
+  public TListSentryRolesResponse() {
+  }
+
+  public TListSentryRolesResponse(
+    org.apache.sentry.service.thrift.TSentryResponseStatus status)
+  {
+    this();
+    this.status = status;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public TListSentryRolesResponse(TListSentryRolesResponse other) {
+    if (other.isSetStatus()) {
+      this.status = other.status;
+    }
+    if (other.isSetRoles()) {
+      Set<TSentryRole> __this__roles = new HashSet<TSentryRole>();
+      for (TSentryRole other_element : other.roles) {
+        __this__roles.add(new TSentryRole(other_element));
+      }
+      this.roles = __this__roles;
+    }
+  }
+
+  public TListSentryRolesResponse deepCopy() {
+    return new TListSentryRolesResponse(this);
+  }
+
+  @Override
+  public void clear() {
+    this.status = null;
+    this.roles = null;
+  }
+
+  public org.apache.sentry.service.thrift.TSentryResponseStatus getStatus() {
+    return this.status;
+  }
+
+  public void setStatus(org.apache.sentry.service.thrift.TSentryResponseStatus 
status) {
+    this.status = status;
+  }
+
+  public void unsetStatus() {
+    this.status = null;
+  }
+
+  /** Returns true if field status is set (has been assigned a value) and 
false otherwise */
+  public boolean isSetStatus() {
+    return this.status != null;
+  }
+
+  public void setStatusIsSet(boolean value) {
+    if (!value) {
+      this.status = null;
+    }
+  }
+
+  public int getRolesSize() {
+    return (this.roles == null) ? 0 : this.roles.size();
+  }
+
+  public java.util.Iterator<TSentryRole> getRolesIterator() {
+    return (this.roles == null) ? null : this.roles.iterator();
+  }
+
+  public void addToRoles(TSentryRole elem) {
+    if (this.roles == null) {
+      this.roles = new HashSet<TSentryRole>();
+    }
+    this.roles.add(elem);
+  }
+
+  public Set<TSentryRole> getRoles() {
+    return this.roles;
+  }
+
+  public void setRoles(Set<TSentryRole> roles) {
+    this.roles = roles;
+  }
+
+  public void unsetRoles() {
+    this.roles = null;
+  }
+
+  /** Returns true if field roles is set (has been assigned a value) and false 
otherwise */
+  public boolean isSetRoles() {
+    return this.roles != null;
+  }
+
+  public void setRolesIsSet(boolean value) {
+    if (!value) {
+      this.roles = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case STATUS:
+      if (value == null) {
+        unsetStatus();
+      } else {
+        
setStatus((org.apache.sentry.service.thrift.TSentryResponseStatus)value);
+      }
+      break;
+
+    case ROLES:
+      if (value == null) {
+        unsetRoles();
+      } else {
+        setRoles((Set<TSentryRole>)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case STATUS:
+      return getStatus();
+
+    case ROLES:
+      return getRoles();
+
+    }
+    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 STATUS:
+      return isSetStatus();
+    case ROLES:
+      return isSetRoles();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof TListSentryRolesResponse)
+      return this.equals((TListSentryRolesResponse)that);
+    return false;
+  }
+
+  public boolean equals(TListSentryRolesResponse that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_status = true && this.isSetStatus();
+    boolean that_present_status = true && that.isSetStatus();
+    if (this_present_status || that_present_status) {
+      if (!(this_present_status && that_present_status))
+        return false;
+      if (!this.status.equals(that.status))
+        return false;
+    }
+
+    boolean this_present_roles = true && this.isSetRoles();
+    boolean that_present_roles = true && that.isSetRoles();
+    if (this_present_roles || that_present_roles) {
+      if (!(this_present_roles && that_present_roles))
+        return false;
+      if (!this.roles.equals(that.roles))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    HashCodeBuilder builder = new HashCodeBuilder();
+
+    boolean present_status = true && (isSetStatus());
+    builder.append(present_status);
+    if (present_status)
+      builder.append(status);
+
+    boolean present_roles = true && (isSetRoles());
+    builder.append(present_roles);
+    if (present_roles)
+      builder.append(roles);
+
+    return builder.toHashCode();
+  }
+
+  public int compareTo(TListSentryRolesResponse other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+    TListSentryRolesResponse typedOther = (TListSentryRolesResponse)other;
+
+    lastComparison = 
Boolean.valueOf(isSetStatus()).compareTo(typedOther.isSetStatus());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetStatus()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.status, 
typedOther.status);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = 
Boolean.valueOf(isSetRoles()).compareTo(typedOther.isSetRoles());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetRoles()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.roles, 
typedOther.roles);
+      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("TListSentryRolesResponse(");
+    boolean first = true;
+
+    sb.append("status:");
+    if (this.status == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.status);
+    }
+    first = false;
+    if (isSetRoles()) {
+      if (!first) sb.append(", ");
+      sb.append("roles:");
+      if (this.roles == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.roles);
+      }
+      first = false;
+    }
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    if (!isSetStatus()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 
'status' is unset! 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 TListSentryRolesResponseStandardSchemeFactory 
implements SchemeFactory {
+    public TListSentryRolesResponseStandardScheme getScheme() {
+      return new TListSentryRolesResponseStandardScheme();
+    }
+  }
+
+  private static class TListSentryRolesResponseStandardScheme extends 
StandardScheme<TListSentryRolesResponse> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, 
TListSentryRolesResponse 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: // STATUS
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+              struct.status = new 
org.apache.sentry.service.thrift.TSentryResponseStatus();
+              struct.status.read(iprot);
+              struct.setStatusIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, 
schemeField.type);
+            }
+            break;
+          case 2: // ROLES
+            if (schemeField.type == org.apache.thrift.protocol.TType.SET) {
+              {
+                org.apache.thrift.protocol.TSet _set32 = iprot.readSetBegin();
+                struct.roles = new HashSet<TSentryRole>(2*_set32.size);
+                for (int _i33 = 0; _i33 < _set32.size; ++_i33)
+                {
+                  TSentryRole _elem34; // required
+                  _elem34 = new TSentryRole();
+                  _elem34.read(iprot);
+                  struct.roles.add(_elem34);
+                }
+                iprot.readSetEnd();
+              }
+              struct.setRolesIsSet(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();
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, 
TListSentryRolesResponse struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.status != null) {
+        oprot.writeFieldBegin(STATUS_FIELD_DESC);
+        struct.status.write(oprot);
+        oprot.writeFieldEnd();
+      }
+      if (struct.roles != null) {
+        if (struct.isSetRoles()) {
+          oprot.writeFieldBegin(ROLES_FIELD_DESC);
+          {
+            oprot.writeSetBegin(new 
org.apache.thrift.protocol.TSet(org.apache.thrift.protocol.TType.STRUCT, 
struct.roles.size()));
+            for (TSentryRole _iter35 : struct.roles)
+            {
+              _iter35.write(oprot);
+            }
+            oprot.writeSetEnd();
+          }
+          oprot.writeFieldEnd();
+        }
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class TListSentryRolesResponseTupleSchemeFactory implements 
SchemeFactory {
+    public TListSentryRolesResponseTupleScheme getScheme() {
+      return new TListSentryRolesResponseTupleScheme();
+    }
+  }
+
+  private static class TListSentryRolesResponseTupleScheme extends 
TupleScheme<TListSentryRolesResponse> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, 
TListSentryRolesResponse struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      struct.status.write(oprot);
+      BitSet optionals = new BitSet();
+      if (struct.isSetRoles()) {
+        optionals.set(0);
+      }
+      oprot.writeBitSet(optionals, 1);
+      if (struct.isSetRoles()) {
+        {
+          oprot.writeI32(struct.roles.size());
+          for (TSentryRole _iter36 : struct.roles)
+          {
+            _iter36.write(oprot);
+          }
+        }
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, 
TListSentryRolesResponse struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      struct.status = new 
org.apache.sentry.service.thrift.TSentryResponseStatus();
+      struct.status.read(iprot);
+      struct.setStatusIsSet(true);
+      BitSet incoming = iprot.readBitSet(1);
+      if (incoming.get(0)) {
+        {
+          org.apache.thrift.protocol.TSet _set37 = new 
org.apache.thrift.protocol.TSet(org.apache.thrift.protocol.TType.STRUCT, 
iprot.readI32());
+          struct.roles = new HashSet<TSentryRole>(2*_set37.size);
+          for (int _i38 = 0; _i38 < _set37.size; ++_i38)
+          {
+            TSentryRole _elem39; // required
+            _elem39 = new TSentryRole();
+            _elem39.read(iprot);
+            struct.roles.add(_elem39);
+          }
+        }
+        struct.setRolesIsSet(true);
+      }
+    }
+  }
+
+}
+

http://git-wip-us.apache.org/repos/asf/incubator-sentry/blob/bf3eb482/sentry-provider/sentry-provider-db/src/gen/thrift/gen-javabean/org/apache/sentry/provider/db/generic/service/thrift/TRenamePrivilegesRequest.java
----------------------------------------------------------------------
diff --git 
a/sentry-provider/sentry-provider-db/src/gen/thrift/gen-javabean/org/apache/sentry/provider/db/generic/service/thrift/TRenamePrivilegesRequest.java
 
b/sentry-provider/sentry-provider-db/src/gen/thrift/gen-javabean/org/apache/sentry/provider/db/generic/service/thrift/TRenamePrivilegesRequest.java
new file mode 100644
index 0000000..22d9b4c
--- /dev/null
+++ 
b/sentry-provider/sentry-provider-db/src/gen/thrift/gen-javabean/org/apache/sentry/provider/db/generic/service/thrift/TRenamePrivilegesRequest.java
@@ -0,0 +1,998 @@
+/**
+ * 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.sentry.provider.db.generic.service.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 TRenamePrivilegesRequest implements 
org.apache.thrift.TBase<TRenamePrivilegesRequest, 
TRenamePrivilegesRequest._Fields>, java.io.Serializable, Cloneable {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new 
org.apache.thrift.protocol.TStruct("TRenamePrivilegesRequest");
+
+  private static final org.apache.thrift.protocol.TField 
PROTOCOL_VERSION_FIELD_DESC = new 
org.apache.thrift.protocol.TField("protocol_version", 
org.apache.thrift.protocol.TType.I32, (short)1);
+  private static final org.apache.thrift.protocol.TField 
REQUESTOR_USER_NAME_FIELD_DESC = new 
org.apache.thrift.protocol.TField("requestorUserName", 
org.apache.thrift.protocol.TType.STRING, (short)2);
+  private static final org.apache.thrift.protocol.TField COMPONENT_FIELD_DESC 
= new org.apache.thrift.protocol.TField("component", 
org.apache.thrift.protocol.TType.STRING, (short)3);
+  private static final org.apache.thrift.protocol.TField 
SERVICE_NAME_FIELD_DESC = new org.apache.thrift.protocol.TField("serviceName", 
org.apache.thrift.protocol.TType.STRING, (short)4);
+  private static final org.apache.thrift.protocol.TField 
OLD_AUTHORIZABLES_FIELD_DESC = new 
org.apache.thrift.protocol.TField("oldAuthorizables", 
org.apache.thrift.protocol.TType.LIST, (short)5);
+  private static final org.apache.thrift.protocol.TField 
NEW_AUTHORIZABLES_FIELD_DESC = new 
org.apache.thrift.protocol.TField("newAuthorizables", 
org.apache.thrift.protocol.TType.LIST, (short)6);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = 
new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new 
TRenamePrivilegesRequestStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new 
TRenamePrivilegesRequestTupleSchemeFactory());
+  }
+
+  private int protocol_version; // required
+  private String requestorUserName; // required
+  private String component; // required
+  private String serviceName; // required
+  private List<TAuthorizable> oldAuthorizables; // required
+  private List<TAuthorizable> newAuthorizables; // 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 {
+    PROTOCOL_VERSION((short)1, "protocol_version"),
+    REQUESTOR_USER_NAME((short)2, "requestorUserName"),
+    COMPONENT((short)3, "component"),
+    SERVICE_NAME((short)4, "serviceName"),
+    OLD_AUTHORIZABLES((short)5, "oldAuthorizables"),
+    NEW_AUTHORIZABLES((short)6, "newAuthorizables");
+
+    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: // PROTOCOL_VERSION
+          return PROTOCOL_VERSION;
+        case 2: // REQUESTOR_USER_NAME
+          return REQUESTOR_USER_NAME;
+        case 3: // COMPONENT
+          return COMPONENT;
+        case 4: // SERVICE_NAME
+          return SERVICE_NAME;
+        case 5: // OLD_AUTHORIZABLES
+          return OLD_AUTHORIZABLES;
+        case 6: // NEW_AUTHORIZABLES
+          return NEW_AUTHORIZABLES;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + 
fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  private static final int __PROTOCOL_VERSION_ISSET_ID = 0;
+  private byte __isset_bitfield = 0;
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> 
metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new 
EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.PROTOCOL_VERSION, new 
org.apache.thrift.meta_data.FieldMetaData("protocol_version", 
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new 
org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I32)));
+    tmpMap.put(_Fields.REQUESTOR_USER_NAME, new 
org.apache.thrift.meta_data.FieldMetaData("requestorUserName", 
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new 
org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.COMPONENT, new 
org.apache.thrift.meta_data.FieldMetaData("component", 
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new 
org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.SERVICE_NAME, new 
org.apache.thrift.meta_data.FieldMetaData("serviceName", 
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new 
org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.OLD_AUTHORIZABLES, new 
org.apache.thrift.meta_data.FieldMetaData("oldAuthorizables", 
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        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,
 TAuthorizable.class))));
+    tmpMap.put(_Fields.NEW_AUTHORIZABLES, new 
org.apache.thrift.meta_data.FieldMetaData("newAuthorizables", 
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        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,
 TAuthorizable.class))));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    
org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(TRenamePrivilegesRequest.class,
 metaDataMap);
+  }
+
+  public TRenamePrivilegesRequest() {
+    this.protocol_version = 1;
+
+  }
+
+  public TRenamePrivilegesRequest(
+    int protocol_version,
+    String requestorUserName,
+    String component,
+    String serviceName,
+    List<TAuthorizable> oldAuthorizables,
+    List<TAuthorizable> newAuthorizables)
+  {
+    this();
+    this.protocol_version = protocol_version;
+    setProtocol_versionIsSet(true);
+    this.requestorUserName = requestorUserName;
+    this.component = component;
+    this.serviceName = serviceName;
+    this.oldAuthorizables = oldAuthorizables;
+    this.newAuthorizables = newAuthorizables;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public TRenamePrivilegesRequest(TRenamePrivilegesRequest other) {
+    __isset_bitfield = other.__isset_bitfield;
+    this.protocol_version = other.protocol_version;
+    if (other.isSetRequestorUserName()) {
+      this.requestorUserName = other.requestorUserName;
+    }
+    if (other.isSetComponent()) {
+      this.component = other.component;
+    }
+    if (other.isSetServiceName()) {
+      this.serviceName = other.serviceName;
+    }
+    if (other.isSetOldAuthorizables()) {
+      List<TAuthorizable> __this__oldAuthorizables = new 
ArrayList<TAuthorizable>();
+      for (TAuthorizable other_element : other.oldAuthorizables) {
+        __this__oldAuthorizables.add(new TAuthorizable(other_element));
+      }
+      this.oldAuthorizables = __this__oldAuthorizables;
+    }
+    if (other.isSetNewAuthorizables()) {
+      List<TAuthorizable> __this__newAuthorizables = new 
ArrayList<TAuthorizable>();
+      for (TAuthorizable other_element : other.newAuthorizables) {
+        __this__newAuthorizables.add(new TAuthorizable(other_element));
+      }
+      this.newAuthorizables = __this__newAuthorizables;
+    }
+  }
+
+  public TRenamePrivilegesRequest deepCopy() {
+    return new TRenamePrivilegesRequest(this);
+  }
+
+  @Override
+  public void clear() {
+    this.protocol_version = 1;
+
+    this.requestorUserName = null;
+    this.component = null;
+    this.serviceName = null;
+    this.oldAuthorizables = null;
+    this.newAuthorizables = null;
+  }
+
+  public int getProtocol_version() {
+    return this.protocol_version;
+  }
+
+  public void setProtocol_version(int protocol_version) {
+    this.protocol_version = protocol_version;
+    setProtocol_versionIsSet(true);
+  }
+
+  public void unsetProtocol_version() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, 
__PROTOCOL_VERSION_ISSET_ID);
+  }
+
+  /** Returns true if field protocol_version is set (has been assigned a 
value) and false otherwise */
+  public boolean isSetProtocol_version() {
+    return EncodingUtils.testBit(__isset_bitfield, 
__PROTOCOL_VERSION_ISSET_ID);
+  }
+
+  public void setProtocol_versionIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, 
__PROTOCOL_VERSION_ISSET_ID, value);
+  }
+
+  public String getRequestorUserName() {
+    return this.requestorUserName;
+  }
+
+  public void setRequestorUserName(String requestorUserName) {
+    this.requestorUserName = requestorUserName;
+  }
+
+  public void unsetRequestorUserName() {
+    this.requestorUserName = null;
+  }
+
+  /** Returns true if field requestorUserName is set (has been assigned a 
value) and false otherwise */
+  public boolean isSetRequestorUserName() {
+    return this.requestorUserName != null;
+  }
+
+  public void setRequestorUserNameIsSet(boolean value) {
+    if (!value) {
+      this.requestorUserName = null;
+    }
+  }
+
+  public String getComponent() {
+    return this.component;
+  }
+
+  public void setComponent(String component) {
+    this.component = component;
+  }
+
+  public void unsetComponent() {
+    this.component = null;
+  }
+
+  /** Returns true if field component is set (has been assigned a value) and 
false otherwise */
+  public boolean isSetComponent() {
+    return this.component != null;
+  }
+
+  public void setComponentIsSet(boolean value) {
+    if (!value) {
+      this.component = null;
+    }
+  }
+
+  public String getServiceName() {
+    return this.serviceName;
+  }
+
+  public void setServiceName(String serviceName) {
+    this.serviceName = serviceName;
+  }
+
+  public void unsetServiceName() {
+    this.serviceName = null;
+  }
+
+  /** Returns true if field serviceName is set (has been assigned a value) and 
false otherwise */
+  public boolean isSetServiceName() {
+    return this.serviceName != null;
+  }
+
+  public void setServiceNameIsSet(boolean value) {
+    if (!value) {
+      this.serviceName = null;
+    }
+  }
+
+  public int getOldAuthorizablesSize() {
+    return (this.oldAuthorizables == null) ? 0 : this.oldAuthorizables.size();
+  }
+
+  public java.util.Iterator<TAuthorizable> getOldAuthorizablesIterator() {
+    return (this.oldAuthorizables == null) ? null : 
this.oldAuthorizables.iterator();
+  }
+
+  public void addToOldAuthorizables(TAuthorizable elem) {
+    if (this.oldAuthorizables == null) {
+      this.oldAuthorizables = new ArrayList<TAuthorizable>();
+    }
+    this.oldAuthorizables.add(elem);
+  }
+
+  public List<TAuthorizable> getOldAuthorizables() {
+    return this.oldAuthorizables;
+  }
+
+  public void setOldAuthorizables(List<TAuthorizable> oldAuthorizables) {
+    this.oldAuthorizables = oldAuthorizables;
+  }
+
+  public void unsetOldAuthorizables() {
+    this.oldAuthorizables = null;
+  }
+
+  /** Returns true if field oldAuthorizables is set (has been assigned a 
value) and false otherwise */
+  public boolean isSetOldAuthorizables() {
+    return this.oldAuthorizables != null;
+  }
+
+  public void setOldAuthorizablesIsSet(boolean value) {
+    if (!value) {
+      this.oldAuthorizables = null;
+    }
+  }
+
+  public int getNewAuthorizablesSize() {
+    return (this.newAuthorizables == null) ? 0 : this.newAuthorizables.size();
+  }
+
+  public java.util.Iterator<TAuthorizable> getNewAuthorizablesIterator() {
+    return (this.newAuthorizables == null) ? null : 
this.newAuthorizables.iterator();
+  }
+
+  public void addToNewAuthorizables(TAuthorizable elem) {
+    if (this.newAuthorizables == null) {
+      this.newAuthorizables = new ArrayList<TAuthorizable>();
+    }
+    this.newAuthorizables.add(elem);
+  }
+
+  public List<TAuthorizable> getNewAuthorizables() {
+    return this.newAuthorizables;
+  }
+
+  public void setNewAuthorizables(List<TAuthorizable> newAuthorizables) {
+    this.newAuthorizables = newAuthorizables;
+  }
+
+  public void unsetNewAuthorizables() {
+    this.newAuthorizables = null;
+  }
+
+  /** Returns true if field newAuthorizables is set (has been assigned a 
value) and false otherwise */
+  public boolean isSetNewAuthorizables() {
+    return this.newAuthorizables != null;
+  }
+
+  public void setNewAuthorizablesIsSet(boolean value) {
+    if (!value) {
+      this.newAuthorizables = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case PROTOCOL_VERSION:
+      if (value == null) {
+        unsetProtocol_version();
+      } else {
+        setProtocol_version((Integer)value);
+      }
+      break;
+
+    case REQUESTOR_USER_NAME:
+      if (value == null) {
+        unsetRequestorUserName();
+      } else {
+        setRequestorUserName((String)value);
+      }
+      break;
+
+    case COMPONENT:
+      if (value == null) {
+        unsetComponent();
+      } else {
+        setComponent((String)value);
+      }
+      break;
+
+    case SERVICE_NAME:
+      if (value == null) {
+        unsetServiceName();
+      } else {
+        setServiceName((String)value);
+      }
+      break;
+
+    case OLD_AUTHORIZABLES:
+      if (value == null) {
+        unsetOldAuthorizables();
+      } else {
+        setOldAuthorizables((List<TAuthorizable>)value);
+      }
+      break;
+
+    case NEW_AUTHORIZABLES:
+      if (value == null) {
+        unsetNewAuthorizables();
+      } else {
+        setNewAuthorizables((List<TAuthorizable>)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case PROTOCOL_VERSION:
+      return Integer.valueOf(getProtocol_version());
+
+    case REQUESTOR_USER_NAME:
+      return getRequestorUserName();
+
+    case COMPONENT:
+      return getComponent();
+
+    case SERVICE_NAME:
+      return getServiceName();
+
+    case OLD_AUTHORIZABLES:
+      return getOldAuthorizables();
+
+    case NEW_AUTHORIZABLES:
+      return getNewAuthorizables();
+
+    }
+    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 PROTOCOL_VERSION:
+      return isSetProtocol_version();
+    case REQUESTOR_USER_NAME:
+      return isSetRequestorUserName();
+    case COMPONENT:
+      return isSetComponent();
+    case SERVICE_NAME:
+      return isSetServiceName();
+    case OLD_AUTHORIZABLES:
+      return isSetOldAuthorizables();
+    case NEW_AUTHORIZABLES:
+      return isSetNewAuthorizables();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof TRenamePrivilegesRequest)
+      return this.equals((TRenamePrivilegesRequest)that);
+    return false;
+  }
+
+  public boolean equals(TRenamePrivilegesRequest that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_protocol_version = true;
+    boolean that_present_protocol_version = true;
+    if (this_present_protocol_version || that_present_protocol_version) {
+      if (!(this_present_protocol_version && that_present_protocol_version))
+        return false;
+      if (this.protocol_version != that.protocol_version)
+        return false;
+    }
+
+    boolean this_present_requestorUserName = true && 
this.isSetRequestorUserName();
+    boolean that_present_requestorUserName = true && 
that.isSetRequestorUserName();
+    if (this_present_requestorUserName || that_present_requestorUserName) {
+      if (!(this_present_requestorUserName && that_present_requestorUserName))
+        return false;
+      if (!this.requestorUserName.equals(that.requestorUserName))
+        return false;
+    }
+
+    boolean this_present_component = true && this.isSetComponent();
+    boolean that_present_component = true && that.isSetComponent();
+    if (this_present_component || that_present_component) {
+      if (!(this_present_component && that_present_component))
+        return false;
+      if (!this.component.equals(that.component))
+        return false;
+    }
+
+    boolean this_present_serviceName = true && this.isSetServiceName();
+    boolean that_present_serviceName = true && that.isSetServiceName();
+    if (this_present_serviceName || that_present_serviceName) {
+      if (!(this_present_serviceName && that_present_serviceName))
+        return false;
+      if (!this.serviceName.equals(that.serviceName))
+        return false;
+    }
+
+    boolean this_present_oldAuthorizables = true && 
this.isSetOldAuthorizables();
+    boolean that_present_oldAuthorizables = true && 
that.isSetOldAuthorizables();
+    if (this_present_oldAuthorizables || that_present_oldAuthorizables) {
+      if (!(this_present_oldAuthorizables && that_present_oldAuthorizables))
+        return false;
+      if (!this.oldAuthorizables.equals(that.oldAuthorizables))
+        return false;
+    }
+
+    boolean this_present_newAuthorizables = true && 
this.isSetNewAuthorizables();
+    boolean that_present_newAuthorizables = true && 
that.isSetNewAuthorizables();
+    if (this_present_newAuthorizables || that_present_newAuthorizables) {
+      if (!(this_present_newAuthorizables && that_present_newAuthorizables))
+        return false;
+      if (!this.newAuthorizables.equals(that.newAuthorizables))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    HashCodeBuilder builder = new HashCodeBuilder();
+
+    boolean present_protocol_version = true;
+    builder.append(present_protocol_version);
+    if (present_protocol_version)
+      builder.append(protocol_version);
+
+    boolean present_requestorUserName = true && (isSetRequestorUserName());
+    builder.append(present_requestorUserName);
+    if (present_requestorUserName)
+      builder.append(requestorUserName);
+
+    boolean present_component = true && (isSetComponent());
+    builder.append(present_component);
+    if (present_component)
+      builder.append(component);
+
+    boolean present_serviceName = true && (isSetServiceName());
+    builder.append(present_serviceName);
+    if (present_serviceName)
+      builder.append(serviceName);
+
+    boolean present_oldAuthorizables = true && (isSetOldAuthorizables());
+    builder.append(present_oldAuthorizables);
+    if (present_oldAuthorizables)
+      builder.append(oldAuthorizables);
+
+    boolean present_newAuthorizables = true && (isSetNewAuthorizables());
+    builder.append(present_newAuthorizables);
+    if (present_newAuthorizables)
+      builder.append(newAuthorizables);
+
+    return builder.toHashCode();
+  }
+
+  public int compareTo(TRenamePrivilegesRequest other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+    TRenamePrivilegesRequest typedOther = (TRenamePrivilegesRequest)other;
+
+    lastComparison = 
Boolean.valueOf(isSetProtocol_version()).compareTo(typedOther.isSetProtocol_version());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetProtocol_version()) {
+      lastComparison = 
org.apache.thrift.TBaseHelper.compareTo(this.protocol_version, 
typedOther.protocol_version);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = 
Boolean.valueOf(isSetRequestorUserName()).compareTo(typedOther.isSetRequestorUserName());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetRequestorUserName()) {
+      lastComparison = 
org.apache.thrift.TBaseHelper.compareTo(this.requestorUserName, 
typedOther.requestorUserName);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = 
Boolean.valueOf(isSetComponent()).compareTo(typedOther.isSetComponent());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetComponent()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.component, 
typedOther.component);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = 
Boolean.valueOf(isSetServiceName()).compareTo(typedOther.isSetServiceName());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetServiceName()) {
+      lastComparison = 
org.apache.thrift.TBaseHelper.compareTo(this.serviceName, 
typedOther.serviceName);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = 
Boolean.valueOf(isSetOldAuthorizables()).compareTo(typedOther.isSetOldAuthorizables());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetOldAuthorizables()) {
+      lastComparison = 
org.apache.thrift.TBaseHelper.compareTo(this.oldAuthorizables, 
typedOther.oldAuthorizables);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = 
Boolean.valueOf(isSetNewAuthorizables()).compareTo(typedOther.isSetNewAuthorizables());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetNewAuthorizables()) {
+      lastComparison = 
org.apache.thrift.TBaseHelper.compareTo(this.newAuthorizables, 
typedOther.newAuthorizables);
+      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("TRenamePrivilegesRequest(");
+    boolean first = true;
+
+    sb.append("protocol_version:");
+    sb.append(this.protocol_version);
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("requestorUserName:");
+    if (this.requestorUserName == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.requestorUserName);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("component:");
+    if (this.component == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.component);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("serviceName:");
+    if (this.serviceName == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.serviceName);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("oldAuthorizables:");
+    if (this.oldAuthorizables == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.oldAuthorizables);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("newAuthorizables:");
+    if (this.newAuthorizables == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.newAuthorizables);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    if (!isSetProtocol_version()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 
'protocol_version' is unset! Struct:" + toString());
+    }
+
+    if (!isSetRequestorUserName()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 
'requestorUserName' is unset! Struct:" + toString());
+    }
+
+    if (!isSetComponent()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 
'component' is unset! Struct:" + toString());
+    }
+
+    if (!isSetServiceName()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 
'serviceName' is unset! Struct:" + toString());
+    }
+
+    if (!isSetOldAuthorizables()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 
'oldAuthorizables' is unset! Struct:" + toString());
+    }
+
+    if (!isSetNewAuthorizables()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 
'newAuthorizables' is unset! 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 {
+      // it doesn't seem like you should have to do this, but java 
serialization is wacky, and doesn't call the default constructor.
+      __isset_bitfield = 0;
+      read(new org.apache.thrift.protocol.TCompactProtocol(new 
org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class TRenamePrivilegesRequestStandardSchemeFactory 
implements SchemeFactory {
+    public TRenamePrivilegesRequestStandardScheme getScheme() {
+      return new TRenamePrivilegesRequestStandardScheme();
+    }
+  }
+
+  private static class TRenamePrivilegesRequestStandardScheme extends 
StandardScheme<TRenamePrivilegesRequest> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, 
TRenamePrivilegesRequest 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: // PROTOCOL_VERSION
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.protocol_version = iprot.readI32();
+              struct.setProtocol_versionIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, 
schemeField.type);
+            }
+            break;
+          case 2: // REQUESTOR_USER_NAME
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.requestorUserName = iprot.readString();
+              struct.setRequestorUserNameIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, 
schemeField.type);
+            }
+            break;
+          case 3: // COMPONENT
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.component = iprot.readString();
+              struct.setComponentIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, 
schemeField.type);
+            }
+            break;
+          case 4: // SERVICE_NAME
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.serviceName = iprot.readString();
+              struct.setServiceNameIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, 
schemeField.type);
+            }
+            break;
+          case 5: // OLD_AUTHORIZABLES
+            if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
+              {
+                org.apache.thrift.protocol.TList _list56 = 
iprot.readListBegin();
+                struct.oldAuthorizables = new 
ArrayList<TAuthorizable>(_list56.size);
+                for (int _i57 = 0; _i57 < _list56.size; ++_i57)
+                {
+                  TAuthorizable _elem58; // required
+                  _elem58 = new TAuthorizable();
+                  _elem58.read(iprot);
+                  struct.oldAuthorizables.add(_elem58);
+                }
+                iprot.readListEnd();
+              }
+              struct.setOldAuthorizablesIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, 
schemeField.type);
+            }
+            break;
+          case 6: // NEW_AUTHORIZABLES
+            if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
+              {
+                org.apache.thrift.protocol.TList _list59 = 
iprot.readListBegin();
+                struct.newAuthorizables = new 
ArrayList<TAuthorizable>(_list59.size);
+                for (int _i60 = 0; _i60 < _list59.size; ++_i60)
+                {
+                  TAuthorizable _elem61; // required
+                  _elem61 = new TAuthorizable();
+                  _elem61.read(iprot);
+                  struct.newAuthorizables.add(_elem61);
+                }
+                iprot.readListEnd();
+              }
+              struct.setNewAuthorizablesIsSet(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();
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, 
TRenamePrivilegesRequest struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      oprot.writeFieldBegin(PROTOCOL_VERSION_FIELD_DESC);
+      oprot.writeI32(struct.protocol_version);
+      oprot.writeFieldEnd();
+      if (struct.requestorUserName != null) {
+        oprot.writeFieldBegin(REQUESTOR_USER_NAME_FIELD_DESC);
+        oprot.writeString(struct.requestorUserName);
+        oprot.writeFieldEnd();
+      }
+      if (struct.component != null) {
+        oprot.writeFieldBegin(COMPONENT_FIELD_DESC);
+        oprot.writeString(struct.component);
+        oprot.writeFieldEnd();
+      }
+      if (struct.serviceName != null) {
+        oprot.writeFieldBegin(SERVICE_NAME_FIELD_DESC);
+        oprot.writeString(struct.serviceName);
+        oprot.writeFieldEnd();
+      }
+      if (struct.oldAuthorizables != null) {
+        oprot.writeFieldBegin(OLD_AUTHORIZABLES_FIELD_DESC);
+        {
+          oprot.writeListBegin(new 
org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRUCT, 
struct.oldAuthorizables.size()));
+          for (TAuthorizable _iter62 : struct.oldAuthorizables)
+          {
+            _iter62.write(oprot);
+          }
+          oprot.writeListEnd();
+        }
+        oprot.writeFieldEnd();
+      }
+      if (struct.newAuthorizables != null) {
+        oprot.writeFieldBegin(NEW_AUTHORIZABLES_FIELD_DESC);
+        {
+          oprot.writeListBegin(new 
org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRUCT, 
struct.newAuthorizables.size()));
+          for (TAuthorizable _iter63 : struct.newAuthorizables)
+          {
+            _iter63.write(oprot);
+          }
+          oprot.writeListEnd();
+        }
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class TRenamePrivilegesRequestTupleSchemeFactory implements 
SchemeFactory {
+    public TRenamePrivilegesRequestTupleScheme getScheme() {
+      return new TRenamePrivilegesRequestTupleScheme();
+    }
+  }
+
+  private static class TRenamePrivilegesRequestTupleScheme extends 
TupleScheme<TRenamePrivilegesRequest> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, 
TRenamePrivilegesRequest struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      oprot.writeI32(struct.protocol_version);
+      oprot.writeString(struct.requestorUserName);
+      oprot.writeString(struct.component);
+      oprot.writeString(struct.serviceName);
+      {
+        oprot.writeI32(struct.oldAuthorizables.size());
+        for (TAuthorizable _iter64 : struct.oldAuthorizables)
+        {
+          _iter64.write(oprot);
+        }
+      }
+      {
+        oprot.writeI32(struct.newAuthorizables.size());
+        for (TAuthorizable _iter65 : struct.newAuthorizables)
+        {
+          _iter65.write(oprot);
+        }
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, 
TRenamePrivilegesRequest struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      struct.protocol_version = iprot.readI32();
+      struct.setProtocol_versionIsSet(true);
+      struct.requestorUserName = iprot.readString();
+      struct.setRequestorUserNameIsSet(true);
+      struct.component = iprot.readString();
+      struct.setComponentIsSet(true);
+      struct.serviceName = iprot.readString();
+      struct.setServiceNameIsSet(true);
+      {
+        org.apache.thrift.protocol.TList _list66 = new 
org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRUCT, 
iprot.readI32());
+        struct.oldAuthorizables = new ArrayList<TAuthorizable>(_list66.size);
+        for (int _i67 = 0; _i67 < _list66.size; ++_i67)
+        {
+          TAuthorizable _elem68; // required
+          _elem68 = new TAuthorizable();
+          _elem68.read(iprot);
+          struct.oldAuthorizables.add(_elem68);
+        }
+      }
+      struct.setOldAuthorizablesIsSet(true);
+      {
+        org.apache.thrift.protocol.TList _list69 = new 
org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRUCT, 
iprot.readI32());
+        struct.newAuthorizables = new ArrayList<TAuthorizable>(_list69.size);
+        for (int _i70 = 0; _i70 < _list69.size; ++_i70)
+        {
+          TAuthorizable _elem71; // required
+          _elem71 = new TAuthorizable();
+          _elem71.read(iprot);
+          struct.newAuthorizables.add(_elem71);
+        }
+      }
+      struct.setNewAuthorizablesIsSet(true);
+    }
+  }
+
+}
+

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