HBASE-5936 Add Column-level PB-based calls to HMasterInterface; REVERT

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1344449 13f79535-47bb-0310-9956-ffa450edef68

hbase-server/src/main/java/org/apache/hadoop/hbase/HColumnDescriptor.java

@@ -1130,7 +1130,7 @@ public class HColumnDescriptor implements WritableComparable<HColumnDescriptor>
    * @param cfs
    * @return An {@link HColumnDescriptor} made from the passed in <code>cfs</code>
    */
-  public static HColumnDescriptor convert(final ColumnFamilySchema cfs) {
+  static HColumnDescriptor convert(final ColumnFamilySchema cfs) {
     // Use the empty constructor so we preserve the initial values set on construction for things
     // like maxVersion.  Otherwise, we pick up wrong values on deserialization which makes for
     // unrelated-looking test failures that are hard to trace back to here.
@@ -1145,7 +1145,7 @@ public class HColumnDescriptor implements WritableComparable<HColumnDescriptor>
   /**
    * @return Convert this instance to a the pb column family type
    */
-  public ColumnFamilySchema convert() {
+  ColumnFamilySchema convert() {
     ColumnFamilySchema.Builder builder = ColumnFamilySchema.newBuilder();
     builder.setName(ByteString.copyFrom(getName()));
     for (Map.Entry<ImmutableBytesWritable, ImmutableBytesWritable> e: this.values.entrySet()) {

hbase-server/src/main/java/org/apache/hadoop/hbase/HTableDescriptor.java

@@ -1251,7 +1251,7 @@ public class HTableDescriptor implements WritableComparable<HTableDescriptor> {
   /**
    * @return Convert the current {@link HTableDescriptor} into a pb TableSchema instance.
    */
-  public TableSchema convert() {
+  TableSchema convert() {
     TableSchema.Builder builder = TableSchema.newBuilder();
     builder.setName(ByteString.copyFrom(getName()));
     for (Map.Entry<ImmutableBytesWritable, ImmutableBytesWritable> e: this.values.entrySet()) {
@@ -1270,7 +1270,7 @@ public class HTableDescriptor implements WritableComparable<HTableDescriptor> {
    * @param ts A pb TableSchema instance.
    * @return An {@link HTableDescriptor} made from the passed in pb <code>ts</code>.
    */
-  public static HTableDescriptor convert(final TableSchema ts) {
+  static HTableDescriptor convert(final TableSchema ts) {
     List<ColumnFamilySchema> list = ts.getColumnFamiliesList();
     HColumnDescriptor [] hcds = new HColumnDescriptor[list.size()];
     int index = 0;

hbase-server/src/main/java/org/apache/hadoop/hbase/client/HBaseAdmin.java

@@ -74,19 +74,6 @@ import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.RollWALWriterRespo
 import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.StopServerRequest;
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.ScanRequest;
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.ScanResponse;
-import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableSchema;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AddColumnRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.CreateTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DeleteColumnRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DeleteTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DisableTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.EnableTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetSchemaAlterStatusRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetSchemaAlterStatusResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyColumnRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyTableRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AssignRegionRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MoveRegionRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.SetBalancerRunningRequest;
@@ -506,9 +493,8 @@ public class HBaseAdmin implements Abortable, Closeable {
 
     execute(new MasterCallable<Void>() {
       @Override
-      public Void call() throws ServiceException {
+      public Void call() throws IOException {
-        CreateTableRequest request = RequestConverter.buildCreateTableRequest(desc, splitKeys);
+        master.createTable(desc, splitKeys);
-        master.createTable(null, request);
         return null;
       }
     });
@@ -539,9 +525,8 @@ public class HBaseAdmin implements Abortable, Closeable {
 
     execute(new MasterCallable<Void>() {
       @Override
-      public Void call() throws ServiceException {
+      public Void call() throws IOException {
-        DeleteTableRequest req = RequestConverter.buildDeleteTableRequest(tableName);
+        master.deleteTable(tableName);
-        master.deleteTable(null,req);
         return null;
       }
     });
@@ -569,23 +554,21 @@ public class HBaseAdmin implements Abortable, Closeable {
         // HMaster removes the table from its HTableDescriptors
         if (values == null || values.length == 0) {
           tableExists = false;
-          GetTableDescriptorsResponse htds;
+          HTableDescriptor[] htds;
           MasterKeepAliveConnection master = connection.getKeepAliveMaster();
           try {
-            GetTableDescriptorsRequest req =
+            htds = master.getHTableDescriptors();
-              RequestConverter.buildGetTableDescriptorsRequest(null);
-            htds = master.getTableDescriptors(null, req);
-          } catch (ServiceException se) {
-            throw ProtobufUtil.getRemoteException(se);
           } finally {
             master.close();
           }
-          for (TableSchema ts : htds.getTableSchemaList()) {
+          if (htds != null && htds.length > 0) {
-            if (Bytes.equals(tableName, ts.getName().toByteArray())) {
+            for (HTableDescriptor htd: htds) {
+              if (Bytes.equals(tableName, htd.getName())) {
                 tableExists = true;
                 break;
               }
             }
+          }
           if (!tableExists) {
             break;
           }
@@ -726,10 +709,9 @@ public class HBaseAdmin implements Abortable, Closeable {
   throws IOException {
     execute(new MasterCallable<Void>() {
       @Override
-      public Void call() throws ServiceException {
+      public Void call() throws IOException {
         LOG.info("Started enable of " + Bytes.toString(tableName));
-        EnableTableRequest req = RequestConverter.buildEnableTableRequest(tableName);
+        master.enableTable(tableName);
-        master.enableTable(null,req);
         return null;
       }
     });
@@ -796,10 +778,9 @@ public class HBaseAdmin implements Abortable, Closeable {
   public void disableTableAsync(final byte [] tableName) throws IOException {
     execute(new MasterCallable<Void>() {
       @Override
-      public Void call() throws ServiceException {
+      public Void call() throws IOException {
         LOG.info("Started disable of " + Bytes.toString(tableName));
-        DisableTableRequest req = RequestConverter.buildDisableTableRequest(tableName);
+        master.disableTable(tableName);
-        master.disableTable(null,req);
         return null;
       }
     });
@@ -967,14 +948,8 @@ public class HBaseAdmin implements Abortable, Closeable {
     HTableDescriptor.isLegalTableName(tableName);
     return execute(new MasterCallable<Pair<Integer, Integer>>() {
       @Override
-      public Pair<Integer, Integer> call() throws ServiceException {
+      public Pair<Integer, Integer> call() throws IOException {
-        GetSchemaAlterStatusRequest req =
+        return master.getAlterStatus(tableName);
-          RequestConverter.buildGetSchemaAlterStatusRequest(tableName);
-        GetSchemaAlterStatusResponse ret = master.getSchemaAlterStatus(null,req);
-        Pair<Integer,Integer> pair =
-          new Pair<Integer,Integer>(
-            new Integer(ret.getYetToUpdateRegions()),new Integer(ret.getTotalRegions()));
-        return pair;
       }
     });
   }
@@ -1004,9 +979,8 @@ public class HBaseAdmin implements Abortable, Closeable {
   throws IOException {
     execute(new MasterCallable<Void>() {
       @Override
-      public Void call() throws ServiceException {
+      public Void call() throws IOException {
-        AddColumnRequest req = RequestConverter.buildAddColumnRequest(tableName, column);
+        master.addColumn(tableName, column);
-        master.addColumn(null,req);
         return null;
       }
     });
@@ -1037,9 +1011,8 @@ public class HBaseAdmin implements Abortable, Closeable {
   throws IOException {
     execute(new MasterCallable<Void>() {
       @Override
-      public Void call() throws ServiceException {
+      public Void call() throws IOException {
-        DeleteColumnRequest req = RequestConverter.buildDeleteColumnRequest(tableName, columnName);
+        master.deleteColumn(tableName, columnName);
-        master.deleteColumn(null,req);
         return null;
       }
     });
@@ -1072,9 +1045,8 @@ public class HBaseAdmin implements Abortable, Closeable {
   throws IOException {
     execute(new MasterCallable<Void>() {
       @Override
-      public Void call() throws ServiceException {
+      public Void call() throws IOException {
-        ModifyColumnRequest req = RequestConverter.buildModifyColumnRequest(tableName, descriptor);
+        master.modifyColumn(tableName, descriptor);
-        master.modifyColumn(null,req);
         return null;
       }
     });
@@ -1593,9 +1565,8 @@ public class HBaseAdmin implements Abortable, Closeable {
   throws IOException {
     execute(new MasterCallable<Void>() {
       @Override
-      public Void call() throws ServiceException {
+      public Void call() throws IOException {
-        ModifyTableRequest request = RequestConverter.buildModifyTableRequest(tableName, htd);
+        master.modifyTable(tableName, htd);
-        master.modifyTable(null, request);
         return null;
       }
     });

hbase-server/src/main/java/org/apache/hadoop/hbase/client/HConnectionManager.java

@@ -79,9 +79,6 @@ import org.apache.hadoop.hbase.ipc.HMasterInterface;
 import org.apache.hadoop.hbase.ipc.VersionedProtocol;
 import org.apache.hadoop.hbase.protobuf.ProtobufUtil;
 import org.apache.hadoop.hbase.protobuf.RequestConverter;
-import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableSchema;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsResponse;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.IsMasterRunningRequest;
 import org.apache.hadoop.hbase.security.User;
 import org.apache.hadoop.hbase.util.Addressing;
@@ -2248,11 +2245,7 @@ public class HConnectionManager {
     public HTableDescriptor[] listTables() throws IOException {
       MasterKeepAliveConnection master = getKeepAliveMaster();
       try {
-        GetTableDescriptorsRequest req =
+        return master.getHTableDescriptors();
-          RequestConverter.buildGetTableDescriptorsRequest(null);
-        return ProtobufUtil.getHTableDescriptorArray(master.getTableDescriptors(null, req));
-      } catch (ServiceException se) {
-        throw ProtobufUtil.getRemoteException(se);
       } finally {
         master.close();
       }
@@ -2263,12 +2256,8 @@ public class HConnectionManager {
       if (tableNames == null || tableNames.isEmpty()) return new HTableDescriptor[0];
       MasterKeepAliveConnection master = getKeepAliveMaster();
       try {
-        GetTableDescriptorsRequest req =
+        return master.getHTableDescriptors(tableNames);
-          RequestConverter.buildGetTableDescriptorsRequest(tableNames);
+      }finally {
-        return ProtobufUtil.getHTableDescriptorArray(master.getTableDescriptors(null, req));
-      } catch (ServiceException se) {
-        throw ProtobufUtil.getRemoteException(se);
-      } finally {
         master.close();
       }
     }
@@ -2291,19 +2280,17 @@ public class HConnectionManager {
         return HTableDescriptor.META_TABLEDESC;
       }
       MasterKeepAliveConnection master = getKeepAliveMaster();
-      GetTableDescriptorsResponse htds;
+      HTableDescriptor[] htds;
       try {
-        GetTableDescriptorsRequest req =
+        htds = master.getHTableDescriptors();
-          RequestConverter.buildGetTableDescriptorsRequest(null);
+      }finally {
-        htds = master.getTableDescriptors(null, req);
-      } catch (ServiceException se) {
-        throw ProtobufUtil.getRemoteException(se);
-      } finally {
         master.close();
       }
-      for (TableSchema ts : htds.getTableSchemaList()) {
+      if (htds != null && htds.length > 0) {
-        if (Bytes.equals(tableName, ts.getName().toByteArray())) {
+        for (HTableDescriptor htd: htds) {
-          return HTableDescriptor.convert(ts);
+          if (Bytes.equals(tableName, htd.getName())) {
+            return htd;
+          }
         }
       }
       throw new TableNotFoundException(Bytes.toString(tableName));

hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/HMasterInterface.java

@@ -27,28 +27,8 @@ import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.hbase.ClusterStatus;
 import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.HTableDescriptor;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AddColumnRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AddColumnResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.CreateTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.CreateTableResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DeleteColumnRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DeleteColumnResponse;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AssignRegionRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AssignRegionResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DeleteTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DeleteTableResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DisableTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DisableTableResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.EnableTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.EnableTableResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetSchemaAlterStatusRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetSchemaAlterStatusResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyColumnRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyColumnResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyTableResponse;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MoveRegionRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MoveRegionResponse;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.SetBalancerRunningRequest;
@@ -114,106 +94,85 @@ public interface HMasterInterface extends VersionedProtocol {
    * Creates a new table asynchronously.  If splitKeys are specified, then the
    * table will be created with an initial set of multiple regions.
    * If splitKeys is null, the table will be created with a single region.
-   * @param controller Unused (set to null).
+   * @param desc table descriptor
-   * @param req CreateTableRequest that contains:<br>
+   * @param splitKeys
-   * - tablesSchema: table descriptor<br>
+   * @throws IOException
-   * - splitKeys
-   * @throws ServiceException
    */
-  public CreateTableResponse createTable(RpcController controller, CreateTableRequest req)
+  public void createTable(HTableDescriptor desc, byte [][] splitKeys)
-  throws ServiceException;
+  throws IOException;
 
   /**
    * Deletes a table
-   * @param controller Unused (set to null).
+   * @param tableName table to delete
-   * @param req DeleteTableRequest that contains:<br>
+   * @throws IOException e
-   * - tableName: table to delete
-   * @throws ServiceException
    */
-  public DeleteTableResponse deleteTable(RpcController controller, DeleteTableRequest req)
+  public void deleteTable(final byte [] tableName) throws IOException;
-  throws ServiceException;
 
   /**
    * Used by the client to get the number of regions that have received the
    * updated schema
    *
-   * @param controller Unused (set to null).
+   * @param tableName
-   * @param req GetSchemaAlterStatusRequest that contains:<br>
+   * @return Pair indicating the number of regions updated Pair.getFirst() is the
-   * - tableName
+   *         regions that are yet to be updated Pair.getSecond() is the total number
-   * @return GetSchemaAlterStatusResponse indicating the number of regions updated.
+   *         of regions of the table
-   *         yetToUpdateRegions is the regions that are yet to be updated totalRegions
+   * @throws IOException
-   *         is the total number of regions of the table
-   * @throws ServiceException
    */
-  public GetSchemaAlterStatusResponse getSchemaAlterStatus(
+  public Pair<Integer, Integer> getAlterStatus(byte[] tableName)
-    RpcController controller, GetSchemaAlterStatusRequest req) throws ServiceException;
+  throws IOException;
 
   /**
    * Adds a column to the specified table
-   * @param controller Unused (set to null).
+   * @param tableName table to modify
-   * @param req AddColumnRequest that contains:<br>
+   * @param column column descriptor
-   * - tableName: table to modify<br>
+   * @throws IOException e
-   * - column: column descriptor
-   * @throws ServiceException
    */
-  public AddColumnResponse addColumn(RpcController controller, AddColumnRequest req)
+  public void addColumn(final byte [] tableName, HColumnDescriptor column)
-  throws ServiceException;
+  throws IOException;
 
   /**
    * Modifies an existing column on the specified table
-   * @param controller Unused (set to null).
+   * @param tableName table name
-   * @param req ModifyColumnRequest that contains:<br>
+   * @param descriptor new column descriptor
-   * - tableName: table name<br>
-   * - descriptor: new column descriptor
    * @throws IOException e
    */
-  public ModifyColumnResponse modifyColumn(RpcController controller, ModifyColumnRequest req)
+  public void modifyColumn(final byte [] tableName, HColumnDescriptor descriptor)
-  throws ServiceException;
+  throws IOException;
 
 
   /**
    * Deletes a column from the specified table. Table must be disabled.
-   * @param controller Unused (set to null).
+   * @param tableName table to alter
-   * @param req DeleteColumnRequest that contains:<br>
+   * @param columnName column family to remove
-   * - tableName: table to alter<br>
+   * @throws IOException e
-   * - columnName: column family to remove
-   * @throws ServiceException
    */
-  public DeleteColumnResponse deleteColumn(RpcController controller, DeleteColumnRequest req)
+  public void deleteColumn(final byte [] tableName, final byte [] columnName)
-  throws ServiceException;
+  throws IOException;
 
   /**
    * Puts the table on-line (only needed if table has been previously taken offline)
-   * @param controller Unused (set to null).
+   * @param tableName table to enable
-   * @param req EnableTableRequest that contains:<br>
+   * @throws IOException e
-   * - tableName: table to enable
-   * @throws ServiceException
    */
-  public EnableTableResponse enableTable(RpcController controller, EnableTableRequest req)
+  public void enableTable(final byte [] tableName) throws IOException;
-  throws ServiceException;
 
   /**
    * Take table offline
    *
-   * @param controller Unused (set to null).
+   * @param tableName table to take offline
-   * @param req DisableTableRequest that contains:<br>
+   * @throws IOException e
-   * - tableName: table to take offline
-   * @throws ServiceException
    */
-  public DisableTableResponse disableTable(RpcController controller, DisableTableRequest req)
+  public void disableTable(final byte [] tableName) throws IOException;
-  throws ServiceException;
 
   /**
    * Modify a table's metadata
    *
-   * @param controller Unused (set to null).
+   * @param tableName table to modify
-   * @param req ModifyTableRequest that contains:<br>
+   * @param htd new descriptor for table
-   * - tableName: table to modify<br>
+   * @throws IOException e
-   * - tableSchema: new descriptor for table
-   * @throws ServiceException
    */
-  public ModifyTableResponse modifyTable(RpcController controller, ModifyTableRequest req)
+  public void modifyTable(byte[] tableName, HTableDescriptor htd)
-  throws ServiceException;
+  throws IOException;
 
   /**
    * Shutdown an HBase cluster.
@@ -280,15 +239,17 @@ public interface HMasterInterface extends VersionedProtocol {
   throws ServiceException;
 
   /**
-   * Get list of TableDescriptors for requested tables.
+   * Get array of all HTDs.
-   * @param controller Unused (set to null).
+   * @return array of HTableDescriptor
-   * @param req GetTableDescriptorsRequest that contains:<br>
-   * - tableNames: requested tables, or if empty, all are requested
-   * @return GetTableDescriptorsResponse
-   * @throws ServiceException
    */
-  public GetTableDescriptorsResponse getTableDescriptors(
+  public HTableDescriptor[] getHTableDescriptors();
-      RpcController controller, GetTableDescriptorsRequest req) throws ServiceException;
+
+  /**
+   * Get array of HTDs for requested tables.
+   * @param tableNames
+   * @return array of HTableDescriptor
+   */
+  public HTableDescriptor[] getHTableDescriptors(List<String> tableNames);
 
   /**
    * Assign a region to a server chosen at random.
@@ -306,7 +267,7 @@ public interface HMasterInterface extends VersionedProtocol {
    * back to the same server.  Use {@link #moveRegion(RpcController,MoveRegionRequest}
    * if you want to control the region movement.
    * @param controller Unused (set to null).
-   * @param req The request that contains:<br>
+   * @param req The request which contains:<br>
    * - region: Region to unassign. Will clear any existing RegionPlan
    * if one found.<br>
    * - force: If true, force unassign (Will remove region from
@@ -320,7 +281,7 @@ public interface HMasterInterface extends VersionedProtocol {
   /**
    * Move a region to a specified destination server.
    * @param controller Unused (set to null).
-   * @param req The request that contains:<br>
+   * @param req The request which contains:<br>
    * - region: The encoded region name; i.e. the hash that makes
    * up the region name suffix: e.g. if regionname is
    * <code>TestTable,0094429456,1289497600452.527db22f95c8a9e0116f0cc13c680396.</code>,

hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java

@@ -123,28 +123,8 @@ import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Re
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos;
 import com.google.protobuf.RpcController;
 
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AddColumnRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AddColumnResponse;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AssignRegionRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AssignRegionResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.CreateTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.CreateTableResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DeleteColumnRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DeleteColumnResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DeleteTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DeleteTableResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DisableTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DisableTableResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.EnableTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.EnableTableResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetSchemaAlterStatusRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetSchemaAlterStatusResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyColumnRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyColumnResponse;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyTableResponse;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MoveRegionRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MoveRegionResponse;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.UnassignRegionRequest;
@@ -1025,7 +1005,7 @@ Server {
       resp.addMapEntries(entry.build());
 
       return resp.build();
-    } catch (IOException ioe) {
+    } catch(IOException ioe) {
       throw new ServiceException(ioe);
     }
   }
@@ -1070,7 +1050,7 @@ Server {
         // Up our metrics.
         this.metrics.incrementRequests(sl.getTotalNumberOfRequests());
       }
-    } catch (IOException ioe) {
+    } catch(IOException ioe) {
       throw new ServiceException(ioe);
     }
 
@@ -1314,7 +1294,6 @@ Server {
     return mrr;
   }
 
-  @Override
   public void createTable(HTableDescriptor hTableDescriptor,
     byte [][] splitKeys)
   throws IOException {
@@ -1331,23 +1310,10 @@ Server {
     this.executorService.submit(new CreateTableHandler(this,
       this.fileSystemManager, this.serverManager, hTableDescriptor, conf,
       newRegions, catalogTracker, assignmentManager));
+
     if (cpHost != null) {
       cpHost.postCreateTable(hTableDescriptor, newRegions);
     }
-
-  }
-
-  @Override
-  public CreateTableResponse createTable(RpcController controller, CreateTableRequest req)
-  throws ServiceException {
-    HTableDescriptor hTableDescriptor = HTableDescriptor.convert(req.getTableSchema());
-    byte [][] splitKeys = ProtobufUtil.getSplitKeysArray(req);
-    try {
-      createTable(hTableDescriptor,splitKeys);
-    } catch (IOException ioe) {
-      throw new ServiceException(ioe);
-    }
-    return CreateTableResponse.newBuilder().build();
   }
 
   private HRegionInfo[] getHRegionInfos(HTableDescriptor hTableDescriptor,
@@ -1377,23 +1343,15 @@ Server {
   }
 
   @Override
-  public DeleteTableResponse deleteTable(RpcController controller, DeleteTableRequest request)
+  public void deleteTable(final byte [] tableName) throws IOException {
-  throws ServiceException {
-    byte [] tableName = request.getTableName().toByteArray();
-    try {
     checkInitialized();
     if (cpHost != null) {
       cpHost.preDeleteTable(tableName);
     }
     this.executorService.submit(new DeleteTableHandler(tableName, this, this));
-
     if (cpHost != null) {
       cpHost.postDeleteTable(tableName);
     }
-    } catch (IOException ioe) {
-      throw new ServiceException(ioe);
-    }
-    return DeleteTableResponse.newBuilder().build();
   }
 
   /**
@@ -1404,97 +1362,58 @@ Server {
    *         of regions of the table
    * @throws IOException 
    */
-  @Override
+  public Pair<Integer, Integer> getAlterStatus(byte[] tableName)
-  public GetSchemaAlterStatusResponse getSchemaAlterStatus(
+  throws IOException {
-      RpcController controller, GetSchemaAlterStatusRequest req) throws ServiceException {
     // TODO: currently, we query using the table name on the client side. this
     // may overlap with other table operations or the table operation may
     // have completed before querying this API. We need to refactor to a
     // transaction system in the future to avoid these ambiguities.
-    byte [] tableName = req.getTableName().toByteArray();
+    return this.assignmentManager.getReopenStatus(tableName);
-
-    try {
-      Pair<Integer,Integer> pair = this.assignmentManager.getReopenStatus(tableName);
-      GetSchemaAlterStatusResponse.Builder ret = GetSchemaAlterStatusResponse.newBuilder();
-      ret.setYetToUpdateRegions(pair.getFirst());
-      ret.setTotalRegions(pair.getSecond());
-      return ret.build();
-    } catch (IOException ioe) {
-      throw new ServiceException(ioe);
-    }
   }
 
-  public AddColumnResponse addColumn(RpcController controller, AddColumnRequest req)
+  public void addColumn(byte [] tableName, HColumnDescriptor column)
-  throws ServiceException {
+  throws IOException {
-    byte [] tableName = req.getTableName().toByteArray();
-    HColumnDescriptor column = HColumnDescriptor.convert(req.getColumnFamilies());
-
-    try {
     checkInitialized();
     if (cpHost != null) {
       if (cpHost.preAddColumn(tableName, column)) {
-          return AddColumnResponse.newBuilder().build();
+        return;
       }
     }
     new TableAddFamilyHandler(tableName, column, this, this).process();
     if (cpHost != null) {
       cpHost.postAddColumn(tableName, column);
     }
-    } catch (IOException ioe) {
-      throw new ServiceException(ioe);
-    }
-    return AddColumnResponse.newBuilder().build();
   }
 
-  public ModifyColumnResponse modifyColumn(RpcController controller, ModifyColumnRequest req)
+  public void modifyColumn(byte [] tableName, HColumnDescriptor descriptor)
-  throws ServiceException {
+  throws IOException {
-    byte [] tableName = req.getTableName().toByteArray();
-    HColumnDescriptor descriptor = HColumnDescriptor.convert(req.getColumnFamilies());
-
-    try {
     checkInitialized();
     if (cpHost != null) {
       if (cpHost.preModifyColumn(tableName, descriptor)) {
-          return ModifyColumnResponse.newBuilder().build();
+        return;
       }
     }
     new TableModifyFamilyHandler(tableName, descriptor, this, this).process();
     if (cpHost != null) {
       cpHost.postModifyColumn(tableName, descriptor);
     }
-    } catch (IOException ioe) {
-      throw new ServiceException(ioe);
-    }
-    return ModifyColumnResponse.newBuilder().build();
   }
 
-  @Override
+  public void deleteColumn(final byte [] tableName, final byte [] c)
-  public DeleteColumnResponse deleteColumn(RpcController controller, DeleteColumnRequest req)
+  throws IOException {
-  throws ServiceException {
-    final byte [] tableName = req.getTableName().toByteArray();
-    final byte [] columnName = req.getColumnName().toByteArray();
-    try {
     checkInitialized();
     if (cpHost != null) {
-        if (cpHost.preDeleteColumn(tableName, columnName)) {
+      if (cpHost.preDeleteColumn(tableName, c)) {
-          return DeleteColumnResponse.newBuilder().build();
+        return;
       }
     }
-      new TableDeleteFamilyHandler(tableName, columnName, this, this).process();
+    new TableDeleteFamilyHandler(tableName, c, this, this).process();
     if (cpHost != null) {
-        cpHost.postDeleteColumn(tableName, columnName);
+      cpHost.postDeleteColumn(tableName, c);
     }
-    } catch (IOException ioe) {
-      throw new ServiceException(ioe);
-    }
-    return DeleteColumnResponse.newBuilder().build();
   }
 
-  @Override
+  public void enableTable(final byte [] tableName) throws IOException {
-  public EnableTableResponse enableTable(RpcController controller, EnableTableRequest request)
-  throws ServiceException {
-    byte [] tableName = request.getTableName().toByteArray();
-    try {
     checkInitialized();
     if (cpHost != null) {
       cpHost.preEnableTable(tableName);
@@ -1505,17 +1424,9 @@ Server {
     if (cpHost != null) {
       cpHost.postEnableTable(tableName);
     }
-    } catch (IOException ioe) {
-      throw new ServiceException(ioe);
-    }
-    return EnableTableResponse.newBuilder().build();
   }
 
-  @Override
+  public void disableTable(final byte [] tableName) throws IOException {
-  public DisableTableResponse disableTable(RpcController controller, DisableTableRequest request)
-  throws ServiceException {
-    byte [] tableName = request.getTableName().toByteArray();
-    try {
     checkInitialized();
     if (cpHost != null) {
       cpHost.preDisableTable(tableName);
@@ -1526,10 +1437,6 @@ Server {
     if (cpHost != null) {
       cpHost.postDisableTable(tableName);
     }
-    } catch (IOException ioe) {
-      throw new ServiceException(ioe);
-    }
-    return DisableTableResponse.newBuilder().build();
   }
 
   /**
@@ -1568,11 +1475,8 @@ Server {
   }
 
   @Override
-  public ModifyTableResponse modifyTable(RpcController controller, ModifyTableRequest req)
+  public void modifyTable(final byte[] tableName, HTableDescriptor htd)
-  throws ServiceException {
+      throws IOException {
-    final byte [] tableName = req.getTableName().toByteArray();
-    HTableDescriptor htd = HTableDescriptor.convert(req.getTableSchema());
-    try {
     checkInitialized();
     if (cpHost != null) {
       cpHost.preModifyTable(tableName, htd);
@@ -1584,10 +1488,6 @@ Server {
     if (cpHost != null) {
       cpHost.postModifyTable(tableName, htd);
     }
-    } catch (IOException ioe) {
-        throw new ServiceException(ioe);
-    }
-    return ModifyTableResponse.newBuilder().build();
   }
 
   @Override
@@ -2019,32 +1919,14 @@ Server {
   }
 
   /**
-   * Get list of TableDescriptors for requested tables.
+   * Get HTD array for given tables 
-   * @param controller Unused (set to null).
+   * @param tableNames
-   * @param req GetTableDescriptorsRequest that contains:
+   * @return HTableDescriptor[]
-   * - tableNames: requested tables, or if empty, all are requested
-   * @return GetTableDescriptorsResponse
-   * @throws ServiceException
    */
-  public GetTableDescriptorsResponse getTableDescriptors(
+  public HTableDescriptor[] getHTableDescriptors(List<String> tableNames) {
-	      RpcController controller, GetTableDescriptorsRequest req) throws ServiceException {
+    List<HTableDescriptor> list =
-    GetTableDescriptorsResponse.Builder builder = GetTableDescriptorsResponse.newBuilder();
+      new ArrayList<HTableDescriptor>(tableNames.size());
-    if (req.getTableNamesCount() == 0) {
+    for (String s: tableNames) {
-      // request for all TableDescriptors
-      Map<String, HTableDescriptor> descriptors = null;
-      try {
-        descriptors = this.tableDescriptors.getAll();
-      } catch (IOException e) {
-          LOG.warn("Failed getting all descriptors", e);
-      }
-      if (descriptors != null) {
-        for (HTableDescriptor htd : descriptors.values()) {
-          builder.addTableSchema(htd.convert());
-        }
-      }
-    }
-    else {
-      for (String s: req.getTableNamesList()) {
       HTableDescriptor htd = null;
       try {
         htd = this.tableDescriptors.get(s);
@@ -2052,10 +1934,24 @@ Server {
         LOG.warn("Failed getting descriptor for " + s, e);
       }
       if (htd == null) continue;
-        builder.addTableSchema(htd.convert());
+      list.add(htd);
     }
+    return list.toArray(new HTableDescriptor [] {});
   }
-    return builder.build();
+
+  /**
+   * Get all table descriptors
+   * @return All descriptors or null if none.
+   */
+  public HTableDescriptor [] getHTableDescriptors() {
+    Map<String, HTableDescriptor> descriptors = null;
+    try {
+      descriptors = this.tableDescriptors.getAll();
+    } catch (IOException e) {
+      LOG.warn("Failed getting all descriptors", e);
+    }
+    return descriptors == null?
+      null: descriptors.values().toArray(new HTableDescriptor [] {});
   }
 
   /**

hbase-server/src/main/java/org/apache/hadoop/hbase/protobuf/ProtobufUtil.java

@@ -42,7 +42,6 @@ import org.apache.hadoop.hbase.DoNotRetryIOException;
 import org.apache.hadoop.hbase.HBaseConfiguration;
 import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.HRegionInfo;
-import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.ServerName;
 import org.apache.hadoop.hbase.client.Action;
@@ -105,8 +104,6 @@ import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.NameStringPair;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionInfo;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionLoad;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableSchema;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.CreateTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsResponse;
 import org.apache.hadoop.hbase.regionserver.wal.HLog;
 import org.apache.hadoop.hbase.regionserver.wal.HLogKey;
 import org.apache.hadoop.hbase.regionserver.wal.WALEdit;
@@ -292,36 +289,6 @@ public final class ProtobufUtil {
     return new ServerName(hostName, port, startCode);
   }
 
-  /**
-   * Get HTableDescriptor[] from GetTableDescriptorsResponse protobuf
-   *
-   * @param proto the GetTableDescriptorsResponse
-   * @return HTableDescriptor[]
-   */
-  public static HTableDescriptor[] getHTableDescriptorArray(GetTableDescriptorsResponse proto) {
-    if (proto == null) return null;
-
-    HTableDescriptor[] ret = new HTableDescriptor[proto.getTableSchemaCount()];
-    for (int i = 0; i < proto.getTableSchemaCount(); ++i) {
-      ret[i] = HTableDescriptor.convert(proto.getTableSchema(i));
-    }
-    return ret;
-  }
-
-  /**
-   * get the split keys in form "byte [][]" from a CreateTableRequest proto
-   *
-   * @param proto the CreateTableRequest
-   * @return the split keys
-   */
-  public static byte [][] getSplitKeysArray(final CreateTableRequest proto) {
-    byte [][] splitKeys = new byte[proto.getSplitKeysCount()][];
-    for (int i = 0; i < proto.getSplitKeysCount(); ++i) {
-      splitKeys[i] = proto.getSplitKeys(i).toByteArray();
-    }
-    return splitKeys;
-  }
-
   /**
    * Convert a protocol buffer Get to a client Get
    *

hbase-server/src/main/java/org/apache/hadoop/hbase/protobuf/RequestConverter.java

@@ -26,9 +26,7 @@ import java.util.UUID;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.hbase.DeserializationException;
 import org.apache.hadoop.hbase.DoNotRetryIOException;
-import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.HRegionInfo;
-import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.ServerName;
 import org.apache.hadoop.hbase.client.Action;
@@ -80,17 +78,7 @@ import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.ScanRequest;
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.UnlockRowRequest;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.RegionSpecifierType;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AddColumnRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AssignRegionRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.CreateTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DeleteColumnRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DeleteTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.DisableTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.EnableTableRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetSchemaAlterStatusRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyColumnRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyTableRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MoveRegionRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.UnassignRegionRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.BalanceRequest;
@@ -868,51 +856,6 @@ public final class RequestConverter {
     return builder.build();
   }
 
-  /**
-   * Create a protocol buffer AddColumnRequest
-   *
-   * @param tableName
-   * @param column
-   * @return an AddColumnRequest
-   */
-  public static AddColumnRequest buildAddColumnRequest(
-      final byte [] tableName, final HColumnDescriptor column) {
-    AddColumnRequest.Builder builder = AddColumnRequest.newBuilder();
-    builder.setTableName(ByteString.copyFrom(tableName));
-    builder.setColumnFamilies(column.convert());
-    return builder.build();
-  }
-
-  /**
-   * Create a protocol buffer DeleteColumnRequest
-   *
-   * @param tableName
-   * @param columnName
-   * @return a DeleteColumnRequest
-   */
-  public static DeleteColumnRequest buildDeleteColumnRequest(
-      final byte [] tableName, final byte [] columnName) {
-    DeleteColumnRequest.Builder builder = DeleteColumnRequest.newBuilder();
-    builder.setTableName(ByteString.copyFrom(tableName));
-    builder.setColumnName(ByteString.copyFrom(columnName));
-    return builder.build();
-  }
-
-  /**
-   * Create a protocol buffer ModifyColumnRequest
-   *
-   * @param tableName
-   * @param column
-   * @return an ModifyColumnRequest
-   */
-  public static ModifyColumnRequest buildModifyColumnRequest(
-      final byte [] tableName, final HColumnDescriptor column) {
-    ModifyColumnRequest.Builder builder = ModifyColumnRequest.newBuilder();
-    builder.setTableName(ByteString.copyFrom(tableName));
-    builder.setColumnFamilies(column.convert());
-    return builder.build();
-  }
-
   /**
    * Create a protocol buffer MoveRegionRequest
    *
@@ -937,7 +880,7 @@ public final class RequestConverter {
    * Create a protocol buffer AssignRegionRequest
    *
    * @param regionName
-   * @return an AssignRegionRequest
+   * @return An AssignRegionRequest
    */
   public static AssignRegionRequest buildAssignRegionRequest(final byte [] regionName) {
     AssignRegionRequest.Builder builder = AssignRegionRequest.newBuilder();
@@ -950,7 +893,7 @@ public final class RequestConverter {
    *
    * @param regionName
    * @param force
-   * @return an UnassignRegionRequest
+   * @return An UnassignRegionRequest
    */
   public static UnassignRegionRequest buildUnassignRegionRequest(
       final byte [] regionName, final boolean force) {
@@ -960,106 +903,6 @@ public final class RequestConverter {
     return builder.build();
   }
 
-  /**
-   * Creates a protocol buffer DeleteTableRequest
-   *
-   * @param tableName
-   * @return a DeleteTableRequest
-   */
-  public static DeleteTableRequest buildDeleteTableRequest(final byte [] tableName) {
-    DeleteTableRequest.Builder builder = DeleteTableRequest.newBuilder();
-    builder.setTableName(ByteString.copyFrom(tableName));
-    return builder.build();
-  }
-
-  /**
-   * Creates a protocol buffer EnableTableRequest
-   *
-   * @param tableName
-   * @return an EnableTableRequest
-   */
-  public static EnableTableRequest buildEnableTableRequest(final byte [] tableName) {
-    EnableTableRequest.Builder builder = EnableTableRequest.newBuilder();
-    builder.setTableName(ByteString.copyFrom(tableName));
-    return builder.build();
-  }
-
-  /**
-   * Creates a protocol buffer DisableTableRequest
-   *
-   * @param tableName
-   * @return a DisableTableRequest
-   */
-  public static DisableTableRequest buildDisableTableRequest(final byte [] tableName) {
-    DisableTableRequest.Builder builder = DisableTableRequest.newBuilder();
-    builder.setTableName(ByteString.copyFrom(tableName));
-    return builder.build();
-  }
-
-  /**
-   * Creates a protocol buffer CreateTableRequest
-   *
-   * @param hTableDesc
-   * @param splitKeys
-   * @return a CreateTableRequest
-   */
-  public static CreateTableRequest buildCreateTableRequest(
-      final HTableDescriptor hTableDesc, final byte [][] splitKeys) {
-    CreateTableRequest.Builder builder = CreateTableRequest.newBuilder();
-    builder.setTableSchema(hTableDesc.convert());
-    if (splitKeys != null) {
-      for (byte [] splitKey : splitKeys) {
-        builder.addSplitKeys(ByteString.copyFrom(splitKey));
-      }
-    }
-    return builder.build();
-  }
-
-
-  /**
-   * Creates a protocol buffer ModifyTableRequest
-   *
-   * @param table
-   * @param hTableDesc
-   * @return a ModifyTableRequest
-   */
-  public static ModifyTableRequest buildModifyTableRequest(
-      final byte [] table, final HTableDescriptor hTableDesc) {
-    ModifyTableRequest.Builder builder = ModifyTableRequest.newBuilder();
-    builder.setTableName(ByteString.copyFrom(table));
-    builder.setTableSchema(hTableDesc.convert());
-    return builder.build();
-  }
-
-  /**
-   * Creates a protocol buffer GetSchemaAlterStatusRequest
-   *
-   * @param tableName
-   * @return a GetSchemaAlterStatusRequest
-   */
-  public static GetSchemaAlterStatusRequest buildGetSchemaAlterStatusRequest(final byte [] table) {
-    GetSchemaAlterStatusRequest.Builder builder = GetSchemaAlterStatusRequest.newBuilder();
-    builder.setTableName(ByteString.copyFrom(table));
-    return builder.build();
-  }
-
-  /**
-   * Creates a protocol buffer GetTableDescriptorsRequest
-   *
-   * @param tableNames
-   * @return a GetTableDescriptorsRequest
-   */
-  public static GetTableDescriptorsRequest buildGetTableDescriptorsRequest(
-      final List<String> tableNames) {
-    GetTableDescriptorsRequest.Builder builder = GetTableDescriptorsRequest.newBuilder();
-    if (tableNames != null) {
-      for (String str : tableNames) {
-        builder.addTableNames(str);
-      }
-    }
-    return builder.build();
-  }
-
   /**
    * Creates a protocol buffer IsMasterRunningRequest
    *

hbase-server/src/main/protobuf/Master.proto

@@ -26,32 +26,6 @@ option optimize_for = SPEED;
 
 import "hbase.proto";
 
-/* Column-level protobufs */
-
-message AddColumnRequest {
-  required bytes tableName = 1;
-  required ColumnFamilySchema columnFamilies = 2;
-}
-
-message AddColumnResponse {
-}
-
-message DeleteColumnRequest {
-  required bytes tableName = 1;
-  required bytes columnName = 2;
-}
-
-message DeleteColumnResponse {
-}
-
-message ModifyColumnRequest {
-  required bytes tableName = 1;
-  required ColumnFamilySchema columnFamilies = 2;
-}
-
-message ModifyColumnResponse {
-}
-
 /* Region-level Protos */
 
 message MoveRegionRequest {
@@ -77,45 +51,6 @@ message UnassignRegionRequest {
 message UnassignRegionResponse {
 }
 
-/* Table-level protobufs */
-
-message CreateTableRequest {
-  required TableSchema tableSchema = 1;
-  repeated bytes splitKeys = 2;
-}
-
-message CreateTableResponse {
-}
-
-message DeleteTableRequest {
-  required bytes tableName = 1;
-}
-
-message DeleteTableResponse {
-}
-
-message EnableTableRequest {
-  required bytes tableName = 1;
-}
-
-message EnableTableResponse {
-}
-
-message DisableTableRequest {
-  required bytes tableName = 1;
-}
-
-message DisableTableResponse {
-}
-
-message ModifyTableRequest {
-  required bytes tableName = 1;
-  required TableSchema tableSchema = 2;
-}
-
-message ModifyTableResponse {
-}
-
 /* Cluster-level protobufs */
 
 message IsMasterRunningRequest {
@@ -153,36 +88,7 @@ message SetBalancerRunningResponse {
   optional bool prevBalanceValue = 1;
 }
 
-message GetSchemaAlterStatusRequest {
-  required bytes tableName = 1;
-}
-
-message GetSchemaAlterStatusResponse {
-  optional uint32 yetToUpdateRegions = 1;
-  optional uint32 totalRegions = 2;
-}
-
-message GetTableDescriptorsRequest {
-  repeated string tableNames = 1;
-}
-
-message GetTableDescriptorsResponse {
-  repeated TableSchema tableSchema = 1;
-}
-
 service MasterService {
-   /** Adds a column to the specified table. */
-  rpc addColumn(AddColumnRequest)
-    returns(AddColumnResponse);
-
-  /** Deletes a column from the specified table. Table must be disabled. */
-  rpc deleteColumn(DeleteColumnRequest)
-    returns(DeleteColumnResponse);
-
-  /** Modifies an existing column on the specified table. */
-  rpc modifyColumn(ModifyColumnRequest)
-    returns(ModifyColumnResponse);
-
   /** Move the region region to the destination server. */
   rpc moveRegion(MoveRegionRequest)
     returns(MoveRegionResponse);
@@ -200,26 +106,6 @@ service MasterService {
   rpc unassignRegion(UnassignRegionRequest)
     returns(UnassignRegionResponse);
 
-  /** Deletes a table */
-  rpc deleteTable(DeleteTableRequest)
-    returns(DeleteTableResponse);
-
-  /** Puts the table on-line (only needed if table has been previously taken offline) */
-  rpc enableTable(EnableTableRequest)
-    returns(EnableTableResponse);
-
-  /** Take table offline */
-  rpc disableTable(DisableTableRequest)
-    returns(DisableTableResponse);
-
-  /** Modify a table's metadata */
-  rpc modifyTable(ModifyTableRequest)
-    returns(ModifyTableResponse);
-
-  /** Creates a new table asynchronously */
-  rpc createTable(CreateTableRequest)
-    returns(CreateTableResponse);
-
   /** return true if master is available */
   rpc isMasterRunning(IsMasterRunningRequest)
     returns(IsMasterRunningResponse);
@@ -246,12 +132,4 @@ service MasterService {
    */
   rpc setBalancerRunning(SetBalancerRunningRequest)
     returns(SetBalancerRunningResponse);
-
-  /** Used by the client to get the number of regions that have received the updated schema */
-  rpc getSchemaAlterStatus(GetSchemaAlterStatusRequest)
-    returns(GetSchemaAlterStatusResponse);
-
-  /** Get list of TableDescriptors for requested tables. */
-  rpc getTableDescriptors(GetTableDescriptorsRequest)
-    returns(GetTableDescriptorsResponse);
 }