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From ga...@apache.org
Subject [28/44] hive git commit: HIVE-18755 Modifications to the metastore for catalogs (Alan Gates, reviewed by Thejas Nair)
Date Sat, 31 Mar 2018 01:25:47 GMT
http://git-wip-us.apache.org/repos/asf/hive/blob/ba8a99e1/standalone-metastore/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/metastore/api/ThriftHiveMetastore.java
----------------------------------------------------------------------
diff --git a/standalone-metastore/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/metastore/api/ThriftHiveMetastore.java b/standalone-metastore/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/metastore/api/ThriftHiveMetastore.java
index e824f4a..751eec4 100644
--- a/standalone-metastore/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/metastore/api/ThriftHiveMetastore.java
+++ b/standalone-metastore/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/metastore/api/ThriftHiveMetastore.java
@@ -46,6 +46,14 @@ import org.slf4j.LoggerFactory;
 
     public void setMetaConf(String key, String value) throws MetaException, org.apache.thrift.TException;
 
+    public void create_catalog(CreateCatalogRequest catalog) throws AlreadyExistsException, InvalidObjectException, MetaException, org.apache.thrift.TException;
+
+    public GetCatalogResponse get_catalog(GetCatalogRequest catName) throws NoSuchObjectException, MetaException, org.apache.thrift.TException;
+
+    public GetCatalogsResponse get_catalogs() throws MetaException, org.apache.thrift.TException;
+
+    public void drop_catalog(DropCatalogRequest catName) throws NoSuchObjectException, InvalidOperationException, MetaException, org.apache.thrift.TException;
+
     public void create_database(Database database) throws AlreadyExistsException, InvalidObjectException, MetaException, org.apache.thrift.TException;
 
     public Database get_database(String name) throws NoSuchObjectException, MetaException, org.apache.thrift.TException;
@@ -120,7 +128,7 @@ import org.slf4j.LoggerFactory;
 
     public Map<String,Materialization> get_materialization_invalidation_info(String dbname, List<String> tbl_names) throws MetaException, InvalidOperationException, UnknownDBException, org.apache.thrift.TException;
 
-    public void update_creation_metadata(String dbname, String tbl_name, CreationMetadata creation_metadata) throws MetaException, InvalidOperationException, UnknownDBException, org.apache.thrift.TException;
+    public void update_creation_metadata(String catName, String dbname, String tbl_name, CreationMetadata creation_metadata) throws MetaException, InvalidOperationException, UnknownDBException, org.apache.thrift.TException;
 
     public List<String> get_table_names_by_filter(String dbname, String filter, short max_tables) throws MetaException, InvalidOperationException, UnknownDBException, org.apache.thrift.TException;
 
@@ -442,6 +450,14 @@ import org.slf4j.LoggerFactory;
 
     public void setMetaConf(String key, String value, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
 
+    public void create_catalog(CreateCatalogRequest catalog, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
+    public void get_catalog(GetCatalogRequest catName, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
+    public void get_catalogs(org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
+    public void drop_catalog(DropCatalogRequest catName, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
     public void create_database(Database database, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
 
     public void get_database(String name, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
@@ -516,7 +532,7 @@ import org.slf4j.LoggerFactory;
 
     public void get_materialization_invalidation_info(String dbname, List<String> tbl_names, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
 
-    public void update_creation_metadata(String dbname, String tbl_name, CreationMetadata creation_metadata, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+    public void update_creation_metadata(String catName, String dbname, String tbl_name, CreationMetadata creation_metadata, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
 
     public void get_table_names_by_filter(String dbname, String filter, short max_tables, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
 
@@ -902,6 +918,118 @@ import org.slf4j.LoggerFactory;
       return;
     }
 
+    public void create_catalog(CreateCatalogRequest catalog) throws AlreadyExistsException, InvalidObjectException, MetaException, org.apache.thrift.TException
+    {
+      send_create_catalog(catalog);
+      recv_create_catalog();
+    }
+
+    public void send_create_catalog(CreateCatalogRequest catalog) throws org.apache.thrift.TException
+    {
+      create_catalog_args args = new create_catalog_args();
+      args.setCatalog(catalog);
+      sendBase("create_catalog", args);
+    }
+
+    public void recv_create_catalog() throws AlreadyExistsException, InvalidObjectException, MetaException, org.apache.thrift.TException
+    {
+      create_catalog_result result = new create_catalog_result();
+      receiveBase(result, "create_catalog");
+      if (result.o1 != null) {
+        throw result.o1;
+      }
+      if (result.o2 != null) {
+        throw result.o2;
+      }
+      if (result.o3 != null) {
+        throw result.o3;
+      }
+      return;
+    }
+
+    public GetCatalogResponse get_catalog(GetCatalogRequest catName) throws NoSuchObjectException, MetaException, org.apache.thrift.TException
+    {
+      send_get_catalog(catName);
+      return recv_get_catalog();
+    }
+
+    public void send_get_catalog(GetCatalogRequest catName) throws org.apache.thrift.TException
+    {
+      get_catalog_args args = new get_catalog_args();
+      args.setCatName(catName);
+      sendBase("get_catalog", args);
+    }
+
+    public GetCatalogResponse recv_get_catalog() throws NoSuchObjectException, MetaException, org.apache.thrift.TException
+    {
+      get_catalog_result result = new get_catalog_result();
+      receiveBase(result, "get_catalog");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      if (result.o1 != null) {
+        throw result.o1;
+      }
+      if (result.o2 != null) {
+        throw result.o2;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "get_catalog failed: unknown result");
+    }
+
+    public GetCatalogsResponse get_catalogs() throws MetaException, org.apache.thrift.TException
+    {
+      send_get_catalogs();
+      return recv_get_catalogs();
+    }
+
+    public void send_get_catalogs() throws org.apache.thrift.TException
+    {
+      get_catalogs_args args = new get_catalogs_args();
+      sendBase("get_catalogs", args);
+    }
+
+    public GetCatalogsResponse recv_get_catalogs() throws MetaException, org.apache.thrift.TException
+    {
+      get_catalogs_result result = new get_catalogs_result();
+      receiveBase(result, "get_catalogs");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      if (result.o1 != null) {
+        throw result.o1;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "get_catalogs failed: unknown result");
+    }
+
+    public void drop_catalog(DropCatalogRequest catName) throws NoSuchObjectException, InvalidOperationException, MetaException, org.apache.thrift.TException
+    {
+      send_drop_catalog(catName);
+      recv_drop_catalog();
+    }
+
+    public void send_drop_catalog(DropCatalogRequest catName) throws org.apache.thrift.TException
+    {
+      drop_catalog_args args = new drop_catalog_args();
+      args.setCatName(catName);
+      sendBase("drop_catalog", args);
+    }
+
+    public void recv_drop_catalog() throws NoSuchObjectException, InvalidOperationException, MetaException, org.apache.thrift.TException
+    {
+      drop_catalog_result result = new drop_catalog_result();
+      receiveBase(result, "drop_catalog");
+      if (result.o1 != null) {
+        throw result.o1;
+      }
+      if (result.o2 != null) {
+        throw result.o2;
+      }
+      if (result.o3 != null) {
+        throw result.o3;
+      }
+      return;
+    }
+
     public void create_database(Database database) throws AlreadyExistsException, InvalidObjectException, MetaException, org.apache.thrift.TException
     {
       send_create_database(database);
@@ -1969,15 +2097,16 @@ import org.slf4j.LoggerFactory;
       throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "get_materialization_invalidation_info failed: unknown result");
     }
 
-    public void update_creation_metadata(String dbname, String tbl_name, CreationMetadata creation_metadata) throws MetaException, InvalidOperationException, UnknownDBException, org.apache.thrift.TException
+    public void update_creation_metadata(String catName, String dbname, String tbl_name, CreationMetadata creation_metadata) throws MetaException, InvalidOperationException, UnknownDBException, org.apache.thrift.TException
     {
-      send_update_creation_metadata(dbname, tbl_name, creation_metadata);
+      send_update_creation_metadata(catName, dbname, tbl_name, creation_metadata);
       recv_update_creation_metadata();
     }
 
-    public void send_update_creation_metadata(String dbname, String tbl_name, CreationMetadata creation_metadata) throws org.apache.thrift.TException
+    public void send_update_creation_metadata(String catName, String dbname, String tbl_name, CreationMetadata creation_metadata) throws org.apache.thrift.TException
     {
       update_creation_metadata_args args = new update_creation_metadata_args();
+      args.setCatName(catName);
       args.setDbname(dbname);
       args.setTbl_name(tbl_name);
       args.setCreation_metadata(creation_metadata);
@@ -6590,6 +6719,131 @@ import org.slf4j.LoggerFactory;
       }
     }
 
+    public void create_catalog(CreateCatalogRequest catalog, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      create_catalog_call method_call = new create_catalog_call(catalog, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class create_catalog_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private CreateCatalogRequest catalog;
+      public create_catalog_call(CreateCatalogRequest catalog, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.catalog = catalog;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("create_catalog", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        create_catalog_args args = new create_catalog_args();
+        args.setCatalog(catalog);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public void getResult() throws AlreadyExistsException, InvalidObjectException, MetaException, org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        (new Client(prot)).recv_create_catalog();
+      }
+    }
+
+    public void get_catalog(GetCatalogRequest catName, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      get_catalog_call method_call = new get_catalog_call(catName, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class get_catalog_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private GetCatalogRequest catName;
+      public get_catalog_call(GetCatalogRequest catName, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.catName = catName;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("get_catalog", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        get_catalog_args args = new get_catalog_args();
+        args.setCatName(catName);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public GetCatalogResponse getResult() throws NoSuchObjectException, MetaException, 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_get_catalog();
+      }
+    }
+
+    public void get_catalogs(org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      get_catalogs_call method_call = new get_catalogs_call(resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class get_catalogs_call extends org.apache.thrift.async.TAsyncMethodCall {
+      public get_catalogs_call(org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("get_catalogs", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        get_catalogs_args args = new get_catalogs_args();
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public GetCatalogsResponse getResult() throws MetaException, 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_get_catalogs();
+      }
+    }
+
+    public void drop_catalog(DropCatalogRequest catName, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      drop_catalog_call method_call = new drop_catalog_call(catName, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class drop_catalog_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private DropCatalogRequest catName;
+      public drop_catalog_call(DropCatalogRequest catName, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.catName = catName;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("drop_catalog", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        drop_catalog_args args = new drop_catalog_args();
+        args.setCatName(catName);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public void getResult() throws NoSuchObjectException, InvalidOperationException, MetaException, org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        (new Client(prot)).recv_drop_catalog();
+      }
+    }
+
     public void create_database(Database database, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
       checkReady();
       create_database_call method_call = new create_database_call(database, resultHandler, this, ___protocolFactory, ___transport);
@@ -7864,19 +8118,21 @@ import org.slf4j.LoggerFactory;
       }
     }
 
-    public void update_creation_metadata(String dbname, String tbl_name, CreationMetadata creation_metadata, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+    public void update_creation_metadata(String catName, String dbname, String tbl_name, CreationMetadata creation_metadata, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
       checkReady();
-      update_creation_metadata_call method_call = new update_creation_metadata_call(dbname, tbl_name, creation_metadata, resultHandler, this, ___protocolFactory, ___transport);
+      update_creation_metadata_call method_call = new update_creation_metadata_call(catName, dbname, tbl_name, creation_metadata, resultHandler, this, ___protocolFactory, ___transport);
       this.___currentMethod = method_call;
       ___manager.call(method_call);
     }
 
     @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class update_creation_metadata_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private String catName;
       private String dbname;
       private String tbl_name;
       private CreationMetadata creation_metadata;
-      public update_creation_metadata_call(String dbname, String tbl_name, CreationMetadata creation_metadata, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+      public update_creation_metadata_call(String catName, String dbname, String tbl_name, CreationMetadata creation_metadata, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
         super(client, protocolFactory, transport, resultHandler, false);
+        this.catName = catName;
         this.dbname = dbname;
         this.tbl_name = tbl_name;
         this.creation_metadata = creation_metadata;
@@ -7885,6 +8141,7 @@ import org.slf4j.LoggerFactory;
       public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
         prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("update_creation_metadata", org.apache.thrift.protocol.TMessageType.CALL, 0));
         update_creation_metadata_args args = new update_creation_metadata_args();
+        args.setCatName(catName);
         args.setDbname(dbname);
         args.setTbl_name(tbl_name);
         args.setCreation_metadata(creation_metadata);
@@ -13284,6 +13541,10 @@ import org.slf4j.LoggerFactory;
     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("getMetaConf", new getMetaConf());
       processMap.put("setMetaConf", new setMetaConf());
+      processMap.put("create_catalog", new create_catalog());
+      processMap.put("get_catalog", new get_catalog());
+      processMap.put("get_catalogs", new get_catalogs());
+      processMap.put("drop_catalog", new drop_catalog());
       processMap.put("create_database", new create_database());
       processMap.put("get_database", new get_database());
       processMap.put("drop_database", new drop_database());
@@ -13529,6 +13790,112 @@ import org.slf4j.LoggerFactory;
       }
     }
 
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class create_catalog<I extends Iface> extends org.apache.thrift.ProcessFunction<I, create_catalog_args> {
+      public create_catalog() {
+        super("create_catalog");
+      }
+
+      public create_catalog_args getEmptyArgsInstance() {
+        return new create_catalog_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public create_catalog_result getResult(I iface, create_catalog_args args) throws org.apache.thrift.TException {
+        create_catalog_result result = new create_catalog_result();
+        try {
+          iface.create_catalog(args.catalog);
+        } catch (AlreadyExistsException o1) {
+          result.o1 = o1;
+        } catch (InvalidObjectException o2) {
+          result.o2 = o2;
+        } catch (MetaException o3) {
+          result.o3 = o3;
+        }
+        return result;
+      }
+    }
+
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class get_catalog<I extends Iface> extends org.apache.thrift.ProcessFunction<I, get_catalog_args> {
+      public get_catalog() {
+        super("get_catalog");
+      }
+
+      public get_catalog_args getEmptyArgsInstance() {
+        return new get_catalog_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public get_catalog_result getResult(I iface, get_catalog_args args) throws org.apache.thrift.TException {
+        get_catalog_result result = new get_catalog_result();
+        try {
+          result.success = iface.get_catalog(args.catName);
+        } catch (NoSuchObjectException o1) {
+          result.o1 = o1;
+        } catch (MetaException o2) {
+          result.o2 = o2;
+        }
+        return result;
+      }
+    }
+
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class get_catalogs<I extends Iface> extends org.apache.thrift.ProcessFunction<I, get_catalogs_args> {
+      public get_catalogs() {
+        super("get_catalogs");
+      }
+
+      public get_catalogs_args getEmptyArgsInstance() {
+        return new get_catalogs_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public get_catalogs_result getResult(I iface, get_catalogs_args args) throws org.apache.thrift.TException {
+        get_catalogs_result result = new get_catalogs_result();
+        try {
+          result.success = iface.get_catalogs();
+        } catch (MetaException o1) {
+          result.o1 = o1;
+        }
+        return result;
+      }
+    }
+
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class drop_catalog<I extends Iface> extends org.apache.thrift.ProcessFunction<I, drop_catalog_args> {
+      public drop_catalog() {
+        super("drop_catalog");
+      }
+
+      public drop_catalog_args getEmptyArgsInstance() {
+        return new drop_catalog_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public drop_catalog_result getResult(I iface, drop_catalog_args args) throws org.apache.thrift.TException {
+        drop_catalog_result result = new drop_catalog_result();
+        try {
+          iface.drop_catalog(args.catName);
+        } catch (NoSuchObjectException o1) {
+          result.o1 = o1;
+        } catch (InvalidOperationException o2) {
+          result.o2 = o2;
+        } catch (MetaException o3) {
+          result.o3 = o3;
+        }
+        return result;
+      }
+    }
+
     @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class create_database<I extends Iface> extends org.apache.thrift.ProcessFunction<I, create_database_args> {
       public create_database() {
         super("create_database");
@@ -14515,7 +14882,7 @@ import org.slf4j.LoggerFactory;
       public update_creation_metadata_result getResult(I iface, update_creation_metadata_args args) throws org.apache.thrift.TException {
         update_creation_metadata_result result = new update_creation_metadata_result();
         try {
-          iface.update_creation_metadata(args.dbname, args.tbl_name, args.creation_metadata);
+          iface.update_creation_metadata(args.catName, args.dbname, args.tbl_name, args.creation_metadata);
         } catch (MetaException o1) {
           result.o1 = o1;
         } catch (InvalidOperationException o2) {
@@ -18539,6 +18906,10 @@ import org.slf4j.LoggerFactory;
     private static <I extends AsyncIface> Map<String,  org.apache.thrift.AsyncProcessFunction<I, ? extends  org.apache.thrift.TBase,?>> getProcessMap(Map<String,  org.apache.thrift.AsyncProcessFunction<I, ? extends  org.apache.thrift.TBase, ?>> processMap) {
       processMap.put("getMetaConf", new getMetaConf());
       processMap.put("setMetaConf", new setMetaConf());
+      processMap.put("create_catalog", new create_catalog());
+      processMap.put("get_catalog", new get_catalog());
+      processMap.put("get_catalogs", new get_catalogs());
+      processMap.put("drop_catalog", new drop_catalog());
       processMap.put("create_database", new create_database());
       processMap.put("get_database", new get_database());
       processMap.put("drop_database", new drop_database());
@@ -18849,20 +19220,20 @@ import org.slf4j.LoggerFactory;
       }
     }
 
-    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class create_database<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, create_database_args, Void> {
-      public create_database() {
-        super("create_database");
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class create_catalog<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, create_catalog_args, Void> {
+      public create_catalog() {
+        super("create_catalog");
       }
 
-      public create_database_args getEmptyArgsInstance() {
-        return new create_database_args();
+      public create_catalog_args getEmptyArgsInstance() {
+        return new create_catalog_args();
       }
 
       public AsyncMethodCallback<Void> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
         final org.apache.thrift.AsyncProcessFunction fcall = this;
         return new AsyncMethodCallback<Void>() { 
           public void onComplete(Void o) {
-            create_database_result result = new create_database_result();
+            create_catalog_result result = new create_catalog_result();
             try {
               fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
               return;
@@ -18874,7 +19245,7 @@ import org.slf4j.LoggerFactory;
           public void onError(Exception e) {
             byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
             org.apache.thrift.TBase msg;
-            create_database_result result = new create_database_result();
+            create_catalog_result result = new create_catalog_result();
             if (e instanceof AlreadyExistsException) {
                         result.o1 = (AlreadyExistsException) e;
                         result.setO1IsSet(true);
@@ -18910,25 +19281,25 @@ import org.slf4j.LoggerFactory;
         return false;
       }
 
-      public void start(I iface, create_database_args args, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws TException {
-        iface.create_database(args.database,resultHandler);
+      public void start(I iface, create_catalog_args args, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws TException {
+        iface.create_catalog(args.catalog,resultHandler);
       }
     }
 
-    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class get_database<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, get_database_args, Database> {
-      public get_database() {
-        super("get_database");
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class get_catalog<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, get_catalog_args, GetCatalogResponse> {
+      public get_catalog() {
+        super("get_catalog");
       }
 
-      public get_database_args getEmptyArgsInstance() {
-        return new get_database_args();
+      public get_catalog_args getEmptyArgsInstance() {
+        return new get_catalog_args();
       }
 
-      public AsyncMethodCallback<Database> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+      public AsyncMethodCallback<GetCatalogResponse> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
         final org.apache.thrift.AsyncProcessFunction fcall = this;
-        return new AsyncMethodCallback<Database>() { 
-          public void onComplete(Database o) {
-            get_database_result result = new get_database_result();
+        return new AsyncMethodCallback<GetCatalogResponse>() { 
+          public void onComplete(GetCatalogResponse o) {
+            get_catalog_result result = new get_catalog_result();
             result.success = o;
             try {
               fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
@@ -18941,7 +19312,258 @@ import org.slf4j.LoggerFactory;
           public void onError(Exception e) {
             byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
             org.apache.thrift.TBase msg;
-            get_database_result result = new get_database_result();
+            get_catalog_result result = new get_catalog_result();
+            if (e instanceof NoSuchObjectException) {
+                        result.o1 = (NoSuchObjectException) e;
+                        result.setO1IsSet(true);
+                        msg = result;
+            }
+            else             if (e instanceof MetaException) {
+                        result.o2 = (MetaException) e;
+                        result.setO2IsSet(true);
+                        msg = result;
+            }
+             else 
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, get_catalog_args args, org.apache.thrift.async.AsyncMethodCallback<GetCatalogResponse> resultHandler) throws TException {
+        iface.get_catalog(args.catName,resultHandler);
+      }
+    }
+
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class get_catalogs<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, get_catalogs_args, GetCatalogsResponse> {
+      public get_catalogs() {
+        super("get_catalogs");
+      }
+
+      public get_catalogs_args getEmptyArgsInstance() {
+        return new get_catalogs_args();
+      }
+
+      public AsyncMethodCallback<GetCatalogsResponse> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<GetCatalogsResponse>() { 
+          public void onComplete(GetCatalogsResponse o) {
+            get_catalogs_result result = new get_catalogs_result();
+            result.success = o;
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            get_catalogs_result result = new get_catalogs_result();
+            if (e instanceof MetaException) {
+                        result.o1 = (MetaException) e;
+                        result.setO1IsSet(true);
+                        msg = result;
+            }
+             else 
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, get_catalogs_args args, org.apache.thrift.async.AsyncMethodCallback<GetCatalogsResponse> resultHandler) throws TException {
+        iface.get_catalogs(resultHandler);
+      }
+    }
+
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class drop_catalog<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, drop_catalog_args, Void> {
+      public drop_catalog() {
+        super("drop_catalog");
+      }
+
+      public drop_catalog_args getEmptyArgsInstance() {
+        return new drop_catalog_args();
+      }
+
+      public AsyncMethodCallback<Void> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<Void>() { 
+          public void onComplete(Void o) {
+            drop_catalog_result result = new drop_catalog_result();
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            drop_catalog_result result = new drop_catalog_result();
+            if (e instanceof NoSuchObjectException) {
+                        result.o1 = (NoSuchObjectException) e;
+                        result.setO1IsSet(true);
+                        msg = result;
+            }
+            else             if (e instanceof InvalidOperationException) {
+                        result.o2 = (InvalidOperationException) e;
+                        result.setO2IsSet(true);
+                        msg = result;
+            }
+            else             if (e instanceof MetaException) {
+                        result.o3 = (MetaException) e;
+                        result.setO3IsSet(true);
+                        msg = result;
+            }
+             else 
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, drop_catalog_args args, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws TException {
+        iface.drop_catalog(args.catName,resultHandler);
+      }
+    }
+
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class create_database<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, create_database_args, Void> {
+      public create_database() {
+        super("create_database");
+      }
+
+      public create_database_args getEmptyArgsInstance() {
+        return new create_database_args();
+      }
+
+      public AsyncMethodCallback<Void> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<Void>() { 
+          public void onComplete(Void o) {
+            create_database_result result = new create_database_result();
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            create_database_result result = new create_database_result();
+            if (e instanceof AlreadyExistsException) {
+                        result.o1 = (AlreadyExistsException) e;
+                        result.setO1IsSet(true);
+                        msg = result;
+            }
+            else             if (e instanceof InvalidObjectException) {
+                        result.o2 = (InvalidObjectException) e;
+                        result.setO2IsSet(true);
+                        msg = result;
+            }
+            else             if (e instanceof MetaException) {
+                        result.o3 = (MetaException) e;
+                        result.setO3IsSet(true);
+                        msg = result;
+            }
+             else 
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, create_database_args args, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws TException {
+        iface.create_database(args.database,resultHandler);
+      }
+    }
+
+    @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class get_database<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, get_database_args, Database> {
+      public get_database() {
+        super("get_database");
+      }
+
+      public get_database_args getEmptyArgsInstance() {
+        return new get_database_args();
+      }
+
+      public AsyncMethodCallback<Database> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<Database>() { 
+          public void onComplete(Database o) {
+            get_database_result result = new get_database_result();
+            result.success = o;
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            get_database_result result = new get_database_result();
             if (e instanceof NoSuchObjectException) {
                         result.o1 = (NoSuchObjectException) e;
                         result.setO1IsSet(true);
@@ -21210,7 +21832,7 @@ import org.slf4j.LoggerFactory;
       }
 
       public void start(I iface, update_creation_metadata_args args, org.apache.thrift.async.AsyncMethodCallback<Void> resultHandler) throws TException {
-        iface.update_creation_metadata(args.dbname, args.tbl_name, args.creation_metadata,resultHandler);
+        iface.update_creation_metadata(args.catName, args.dbname, args.tbl_name, args.creation_metadata,resultHandler);
       }
     }
 
@@ -31439,7 +32061,3412 @@ import org.slf4j.LoggerFactory;
 
     @Override
     public String toString() {
-      StringBuilder sb = new StringBuilder("getMetaConf_result(");
+      StringBuilder sb = new StringBuilder("getMetaConf_result(");
+      boolean first = true;
+
+      sb.append("success:");
+      if (this.success == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.success);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("o1:");
+      if (this.o1 == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.o1);
+      }
+      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 getMetaConf_resultStandardSchemeFactory implements SchemeFactory {
+      public getMetaConf_resultStandardScheme getScheme() {
+        return new getMetaConf_resultStandardScheme();
+      }
+    }
+
+    private static class getMetaConf_resultStandardScheme extends StandardScheme<getMetaConf_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, getMetaConf_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.STRING) {
+                struct.success = iprot.readString();
+                struct.setSuccessIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 1: // O1
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.o1 = new MetaException();
+                struct.o1.read(iprot);
+                struct.setO1IsSet(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, getMetaConf_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.success != null) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          oprot.writeString(struct.success);
+          oprot.writeFieldEnd();
+        }
+        if (struct.o1 != null) {
+          oprot.writeFieldBegin(O1_FIELD_DESC);
+          struct.o1.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class getMetaConf_resultTupleSchemeFactory implements SchemeFactory {
+      public getMetaConf_resultTupleScheme getScheme() {
+        return new getMetaConf_resultTupleScheme();
+      }
+    }
+
+    private static class getMetaConf_resultTupleScheme extends TupleScheme<getMetaConf_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, getMetaConf_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetSuccess()) {
+          optionals.set(0);
+        }
+        if (struct.isSetO1()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetSuccess()) {
+          oprot.writeString(struct.success);
+        }
+        if (struct.isSetO1()) {
+          struct.o1.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, getMetaConf_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.success = iprot.readString();
+          struct.setSuccessIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.o1 = new MetaException();
+          struct.o1.read(iprot);
+          struct.setO1IsSet(true);
+        }
+      }
+    }
+
+  }
+
+  @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class setMetaConf_args implements org.apache.thrift.TBase<setMetaConf_args, setMetaConf_args._Fields>, java.io.Serializable, Cloneable, Comparable<setMetaConf_args>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("setMetaConf_args");
+
+    private static final org.apache.thrift.protocol.TField KEY_FIELD_DESC = new org.apache.thrift.protocol.TField("key", org.apache.thrift.protocol.TType.STRING, (short)1);
+    private static final org.apache.thrift.protocol.TField VALUE_FIELD_DESC = new org.apache.thrift.protocol.TField("value", 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 setMetaConf_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new setMetaConf_argsTupleSchemeFactory());
+    }
+
+    private String key; // required
+    private String value; // 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 {
+      KEY((short)1, "key"),
+      VALUE((short)2, "value");
+
+      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: // KEY
+            return KEY;
+          case 2: // VALUE
+            return VALUE;
+          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.KEY, new org.apache.thrift.meta_data.FieldMetaData("key", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+      tmpMap.put(_Fields.VALUE, new org.apache.thrift.meta_data.FieldMetaData("value", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(setMetaConf_args.class, metaDataMap);
+    }
+
+    public setMetaConf_args() {
+    }
+
+    public setMetaConf_args(
+      String key,
+      String value)
+    {
+      this();
+      this.key = key;
+      this.value = value;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public setMetaConf_args(setMetaConf_args other) {
+      if (other.isSetKey()) {
+        this.key = other.key;
+      }
+      if (other.isSetValue()) {
+        this.value = other.value;
+      }
+    }
+
+    public setMetaConf_args deepCopy() {
+      return new setMetaConf_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.key = null;
+      this.value = null;
+    }
+
+    public String getKey() {
+      return this.key;
+    }
+
+    public void setKey(String key) {
+      this.key = key;
+    }
+
+    public void unsetKey() {
+      this.key = null;
+    }
+
+    /** Returns true if field key is set (has been assigned a value) and false otherwise */
+    public boolean isSetKey() {
+      return this.key != null;
+    }
+
+    public void setKeyIsSet(boolean value) {
+      if (!value) {
+        this.key = null;
+      }
+    }
+
+    public String getValue() {
+      return this.value;
+    }
+
+    public void setValue(String value) {
+      this.value = value;
+    }
+
+    public void unsetValue() {
+      this.value = null;
+    }
+
+    /** Returns true if field value is set (has been assigned a value) and false otherwise */
+    public boolean isSetValue() {
+      return this.value != null;
+    }
+
+    public void setValueIsSet(boolean value) {
+      if (!value) {
+        this.value = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case KEY:
+        if (value == null) {
+          unsetKey();
+        } else {
+          setKey((String)value);
+        }
+        break;
+
+      case VALUE:
+        if (value == null) {
+          unsetValue();
+        } else {
+          setValue((String)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case KEY:
+        return getKey();
+
+      case VALUE:
+        return getValue();
+
+      }
+      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 KEY:
+        return isSetKey();
+      case VALUE:
+        return isSetValue();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof setMetaConf_args)
+        return this.equals((setMetaConf_args)that);
+      return false;
+    }
+
+    public boolean equals(setMetaConf_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_key = true && this.isSetKey();
+      boolean that_present_key = true && that.isSetKey();
+      if (this_present_key || that_present_key) {
+        if (!(this_present_key && that_present_key))
+          return false;
+        if (!this.key.equals(that.key))
+          return false;
+      }
+
+      boolean this_present_value = true && this.isSetValue();
+      boolean that_present_value = true && that.isSetValue();
+      if (this_present_value || that_present_value) {
+        if (!(this_present_value && that_present_value))
+          return false;
+        if (!this.value.equals(that.value))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      List<Object> list = new ArrayList<Object>();
+
+      boolean present_key = true && (isSetKey());
+      list.add(present_key);
+      if (present_key)
+        list.add(key);
+
+      boolean present_value = true && (isSetValue());
+      list.add(present_value);
+      if (present_value)
+        list.add(value);
+
+      return list.hashCode();
+    }
+
+    @Override
+    public int compareTo(setMetaConf_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetKey()).compareTo(other.isSetKey());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetKey()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.key, other.key);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetValue()).compareTo(other.isSetValue());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetValue()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.value, other.value);
+        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("setMetaConf_args(");
+      boolean first = true;
+
+      sb.append("key:");
+      if (this.key == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.key);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("value:");
+      if (this.value == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.value);
+      }
+      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 setMetaConf_argsStandardSchemeFactory implements SchemeFactory {
+      public setMetaConf_argsStandardScheme getScheme() {
+        return new setMetaConf_argsStandardScheme();
+      }
+    }
+
+    private static class setMetaConf_argsStandardScheme extends StandardScheme<setMetaConf_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, setMetaConf_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: // KEY
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.key = iprot.readString();
+                struct.setKeyIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 2: // VALUE
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.value = iprot.readString();
+                struct.setValueIsSet(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, setMetaConf_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.key != null) {
+          oprot.writeFieldBegin(KEY_FIELD_DESC);
+          oprot.writeString(struct.key);
+          oprot.writeFieldEnd();
+        }
+        if (struct.value != null) {
+          oprot.writeFieldBegin(VALUE_FIELD_DESC);
+          oprot.writeString(struct.value);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class setMetaConf_argsTupleSchemeFactory implements SchemeFactory {
+      public setMetaConf_argsTupleScheme getScheme() {
+        return new setMetaConf_argsTupleScheme();
+      }
+    }
+
+    private static class setMetaConf_argsTupleScheme extends TupleScheme<setMetaConf_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, setMetaConf_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetKey()) {
+          optionals.set(0);
+        }
+        if (struct.isSetValue()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetKey()) {
+          oprot.writeString(struct.key);
+        }
+        if (struct.isSetValue()) {
+          oprot.writeString(struct.value);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, setMetaConf_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.key = iprot.readString();
+          struct.setKeyIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.value = iprot.readString();
+          struct.setValueIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class setMetaConf_result implements org.apache.thrift.TBase<setMetaConf_result, setMetaConf_result._Fields>, java.io.Serializable, Cloneable, Comparable<setMetaConf_result>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("setMetaConf_result");
+
+    private static final org.apache.thrift.protocol.TField O1_FIELD_DESC = new org.apache.thrift.protocol.TField("o1", 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 setMetaConf_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new setMetaConf_resultTupleSchemeFactory());
+    }
+
+    private MetaException o1; // 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 {
+      O1((short)1, "o1");
+
+      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: // O1
+            return O1;
+          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.O1, new org.apache.thrift.meta_data.FieldMetaData("o1", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRUCT)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(setMetaConf_result.class, metaDataMap);
+    }
+
+    public setMetaConf_result() {
+    }
+
+    public setMetaConf_result(
+      MetaException o1)
+    {
+      this();
+      this.o1 = o1;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public setMetaConf_result(setMetaConf_result other) {
+      if (other.isSetO1()) {
+        this.o1 = new MetaException(other.o1);
+      }
+    }
+
+    public setMetaConf_result deepCopy() {
+      return new setMetaConf_result(this);
+    }
+
+    @Override
+    public void clear() {
+      this.o1 = null;
+    }
+
+    public MetaException getO1() {
+      return this.o1;
+    }
+
+    public void setO1(MetaException o1) {
+      this.o1 = o1;
+    }
+
+    public void unsetO1() {
+      this.o1 = null;
+    }
+
+    /** Returns true if field o1 is set (has been assigned a value) and false otherwise */
+    public boolean isSetO1() {
+      return this.o1 != null;
+    }
+
+    public void setO1IsSet(boolean value) {
+      if (!value) {
+        this.o1 = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case O1:
+        if (value == null) {
+          unsetO1();
+        } else {
+          setO1((MetaException)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case O1:
+        return getO1();
+
+      }
+      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 O1:
+        return isSetO1();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof setMetaConf_result)
+        return this.equals((setMetaConf_result)that);
+      return false;
+    }
+
+    public boolean equals(setMetaConf_result that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_o1 = true && this.isSetO1();
+      boolean that_present_o1 = true && that.isSetO1();
+      if (this_present_o1 || that_present_o1) {
+        if (!(this_present_o1 && that_present_o1))
+          return false;
+        if (!this.o1.equals(that.o1))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      List<Object> list = new ArrayList<Object>();
+
+      boolean present_o1 = true && (isSetO1());
+      list.add(present_o1);
+      if (present_o1)
+        list.add(o1);
+
+      return list.hashCode();
+    }
+
+    @Override
+    public int compareTo(setMetaConf_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetO1()).compareTo(other.isSetO1());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetO1()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.o1, other.o1);
+        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("setMetaConf_result(");
+      boolean first = true;
+
+      sb.append("o1:");
+      if (this.o1 == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.o1);
+      }
+      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 setMetaConf_resultStandardSchemeFactory implements SchemeFactory {
+      public setMetaConf_resultStandardScheme getScheme() {
+        return new setMetaConf_resultStandardScheme();
+      }
+    }
+
+    private static class setMetaConf_resultStandardScheme extends StandardScheme<setMetaConf_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, setMetaConf_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 1: // O1
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.o1 = new MetaException();
+                struct.o1.read(iprot);
+                struct.setO1IsSet(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, setMetaConf_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.o1 != null) {
+          oprot.writeFieldBegin(O1_FIELD_DESC);
+          struct.o1.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class setMetaConf_resultTupleSchemeFactory implements SchemeFactory {
+      public setMetaConf_resultTupleScheme getScheme() {
+        return new setMetaConf_resultTupleScheme();
+      }
+    }
+
+    private static class setMetaConf_resultTupleScheme extends TupleScheme<setMetaConf_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, setMetaConf_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetO1()) {
+          optionals.set(0);
+        }
+        oprot.writeBitSet(optionals, 1);
+        if (struct.isSetO1()) {
+          struct.o1.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, setMetaConf_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(1);
+        if (incoming.get(0)) {
+          struct.o1 = new MetaException();
+          struct.o1.read(iprot);
+          struct.setO1IsSet(true);
+        }
+      }
+    }
+
+  }
+
+  @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class create_catalog_args implements org.apache.thrift.TBase<create_catalog_args, create_catalog_args._Fields>, java.io.Serializable, Cloneable, Comparable<create_catalog_args>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("create_catalog_args");
+
+    private static final org.apache.thrift.protocol.TField CATALOG_FIELD_DESC = new org.apache.thrift.protocol.TField("catalog", 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 create_catalog_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new create_catalog_argsTupleSchemeFactory());
+    }
+
+    private CreateCatalogRequest catalog; // 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 {
+      CATALOG((short)1, "catalog");
+
+      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: // CATALOG
+            return CATALOG;
+          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.CATALOG, new org.apache.thrift.meta_data.FieldMetaData("catalog", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, CreateCatalogRequest.class)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(create_catalog_args.class, metaDataMap);
+    }
+
+    public create_catalog_args() {
+    }
+
+    public create_catalog_args(
+      CreateCatalogRequest catalog)
+    {
+      this();
+      this.catalog = catalog;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public create_catalog_args(create_catalog_args other) {
+      if (other.isSetCatalog()) {
+        this.catalog = new CreateCatalogRequest(other.catalog);
+      }
+    }
+
+    public create_catalog_args deepCopy() {
+      return new create_catalog_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.catalog = null;
+    }
+
+    public CreateCatalogRequest getCatalog() {
+      return this.catalog;
+    }
+
+    public void setCatalog(CreateCatalogRequest catalog) {
+      this.catalog = catalog;
+    }
+
+    public void unsetCatalog() {
+      this.catalog = null;
+    }
+
+    /** Returns true if field catalog is set (has been assigned a value) and false otherwise */
+    public boolean isSetCatalog() {
+      return this.catalog != null;
+    }
+
+    public void setCatalogIsSet(boolean value) {
+      if (!value) {
+        this.catalog = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case CATALOG:
+        if (value == null) {
+          unsetCatalog();
+        } else {
+          setCatalog((CreateCatalogRequest)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case CATALOG:
+        return getCatalog();
+
+      }
+      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 CATALOG:
+        return isSetCatalog();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof create_catalog_args)
+        return this.equals((create_catalog_args)that);
+      return false;
+    }
+
+    public boolean equals(create_catalog_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_catalog = true && this.isSetCatalog();
+      boolean that_present_catalog = true && that.isSetCatalog();
+      if (this_present_catalog || that_present_catalog) {
+        if (!(this_present_catalog && that_present_catalog))
+          return false;
+        if (!this.catalog.equals(that.catalog))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      List<Object> list = new ArrayList<Object>();
+
+      boolean present_catalog = true && (isSetCatalog());
+      list.add(present_catalog);
+      if (present_catalog)
+        list.add(catalog);
+
+      return list.hashCode();
+    }
+
+    @Override
+    public int compareTo(create_catalog_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetCatalog()).compareTo(other.isSetCatalog());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetCatalog()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.catalog, other.catalog);
+        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("create_catalog_args(");
+      boolean first = true;
+
+      sb.append("catalog:");
+      if (this.catalog == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.catalog);
+      }
+      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 (catalog != null) {
+        catalog.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 create_catalog_argsStandardSchemeFactory implements SchemeFactory {
+      public create_catalog_argsStandardScheme getScheme() {
+        return new create_catalog_argsStandardScheme();
+      }
+    }
+
+    private static class create_catalog_argsStandardScheme extends StandardScheme<create_catalog_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, create_catalog_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: // CATALOG
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.catalog = new CreateCatalogRequest();
+                struct.catalog.read(iprot);
+                struct.setCatalogIsSet(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, create_catalog_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.catalog != null) {
+          oprot.writeFieldBegin(CATALOG_FIELD_DESC);
+          struct.catalog.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class create_catalog_argsTupleSchemeFactory implements SchemeFactory {
+      public create_catalog_argsTupleScheme getScheme() {
+        return new create_catalog_argsTupleScheme();
+      }
+    }
+
+    private static class create_catalog_argsTupleScheme extends TupleScheme<create_catalog_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, create_catalog_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetCatalog()) {
+          optionals.set(0);
+        }
+        oprot.writeBitSet(optionals, 1);
+        if (struct.isSetCatalog()) {
+          struct.catalog.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, create_catalog_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(1);
+        if (incoming.get(0)) {
+          struct.catalog = new CreateCatalogRequest();
+          struct.catalog.read(iprot);
+          struct.setCatalogIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  @org.apache.hadoop.classification.InterfaceAudience.Public @org.apache.hadoop.classification.InterfaceStability.Stable public static class create_catalog_result implements org.apache.thrift.TBase<create_catalog_result, create_catalog_result._Fields>, java.io.Serializable, Cloneable, Comparable<create_catalog_result>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("create_catalog_result");
+
+    private static final org.apache.thrift.protocol.TField O1_FIELD_DESC = new org.apache.thrift.protocol.TField("o1", org.apache.thrift.protocol.TType.STRUCT, (short)1);
+    private static final org.apache.thrift.protocol.TField O2_FIELD_DESC = new org.apache.thrift.protocol.TField("o2", org.apache.thrift.protocol

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