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From wan...@apache.org
Subject [06/50] [abbrv] hadoop git commit: HADOOP-12923. Move the test code in ipc.Client to test.
Date Mon, 21 Mar 2016 20:14:19 GMT
HADOOP-12923. Move the test code in ipc.Client to test.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/1898810c
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/1898810c
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/1898810c

Branch: refs/heads/YARN-3368
Commit: 1898810cda83e6d273a2963b56ed499c0fb91118
Parents: 9a43094
Author: Tsz-Wo Nicholas Sze <szetszwo@hortonworks.com>
Authored: Mon Mar 14 15:48:01 2016 -0700
Committer: Tsz-Wo Nicholas Sze <szetszwo@hortonworks.com>
Committed: Mon Mar 14 15:48:01 2016 -0700

----------------------------------------------------------------------
 .../main/java/org/apache/hadoop/ipc/Client.java | 109 +------------------
 .../apache/hadoop/ipc/WritableRpcEngine.java    |   2 +-
 .../java/org/apache/hadoop/ipc/TestIPC.java     | 101 +++++++++--------
 .../hadoop/ipc/TestIPCServerResponder.java      |  30 +++--
 .../java/org/apache/hadoop/ipc/TestSaslRPC.java |  18 +--
 5 files changed, 90 insertions(+), 170 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/1898810c/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
index 8d87957..7e6c7e3 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
@@ -1120,12 +1120,11 @@ public class Client {
         if (LOG.isDebugEnabled())
           LOG.debug(getName() + " got value #" + callId);
 
-        Call call = calls.get(callId);
         RpcStatusProto status = header.getStatus();
         if (status == RpcStatusProto.SUCCESS) {
           Writable value = ReflectionUtils.newInstance(valueClass, conf);
           value.readFields(in);                 // read value
-          calls.remove(callId);
+          final Call call = calls.remove(callId);
           call.setRpcResponse(value);
           
           // verify that length was correct
@@ -1157,7 +1156,7 @@ public class Client {
           }
           RemoteException re = new RemoteException(exceptionClassName, errorMsg, erCode);
           if (status == RpcStatusProto.ERROR) {
-            calls.remove(callId);
+            final Call call = calls.remove(callId);
             call.setException(re);
           } else if (status == RpcStatusProto.FATAL) {
             // Close the connection
@@ -1288,85 +1287,6 @@ public class Client {
     clientExcecutorFactory.unrefAndCleanup();
   }
 
-  /**
-   * Same as {@link #call(RPC.RpcKind, Writable, ConnectionId)}
-   *  for RPC_BUILTIN
-   */
-  public Writable call(Writable param, InetSocketAddress address)
-      throws IOException {
-    ConnectionId remoteId = ConnectionId.getConnectionId(address, null, null, 0,
-        conf);
-    return call(RpcKind.RPC_BUILTIN, param, remoteId);
-  }
-
-  /**
-   * Same as {@link #call(RPC.RpcKind, Writable, InetSocketAddress,
-   * Class, UserGroupInformation, int, Configuration)}
-   * except that rpcKind is writable.
-   */
-  public Writable call(Writable param, InetSocketAddress addr,
-      Class<?> protocol, UserGroupInformation ticket,
-      int rpcTimeout, Configuration conf) throws IOException {
-    ConnectionId remoteId = ConnectionId.getConnectionId(addr, protocol,
-        ticket, rpcTimeout, conf);
-    return call(RPC.RpcKind.RPC_BUILTIN, param, remoteId);
-  }
-  
-  /**
-   * Same as {@link #call(Writable, InetSocketAddress,
-   * Class, UserGroupInformation, int, Configuration)}
-   * except that specifying serviceClass.
-   */
-  public Writable call(Writable param, InetSocketAddress addr,
-      Class<?> protocol, UserGroupInformation ticket,
-      int rpcTimeout, int serviceClass, Configuration conf)
-      throws IOException {
-    ConnectionId remoteId = ConnectionId.getConnectionId(addr, protocol,
-        ticket, rpcTimeout, conf);
-    return call(RPC.RpcKind.RPC_BUILTIN, param, remoteId, serviceClass);
-  }
-
-  /**
-   * Make a call, passing <code>param</code>, to the IPC server running at
-   * <code>address</code> which is servicing the <code>protocol</code>
protocol,
-   * with the <code>ticket</code> credentials, <code>rpcTimeout</code>
as
-   * timeout and <code>conf</code> as conf for this connection, returning the
-   * value. Throws exceptions if there are network problems or if the remote
-   * code threw an exception.
-   */
-  public Writable call(RPC.RpcKind rpcKind, Writable param, InetSocketAddress addr, 
-                       Class<?> protocol, UserGroupInformation ticket,
-                       int rpcTimeout, Configuration conf) throws IOException {
-    ConnectionId remoteId = ConnectionId.getConnectionId(addr, protocol,
-        ticket, rpcTimeout, conf);
-    return call(rpcKind, param, remoteId);
-  }
-  
-  /**
-   * Same as {link {@link #call(RPC.RpcKind, Writable, ConnectionId)}
-   * except the rpcKind is RPC_BUILTIN
-   */
-  public Writable call(Writable param, ConnectionId remoteId)
-      throws IOException {
-     return call(RPC.RpcKind.RPC_BUILTIN, param, remoteId);
-  }
-  
-  /**
-   * Make a call, passing <code>rpcRequest</code>, to the IPC server defined
by
-   * <code>remoteId</code>, returning the rpc respond.
-   *
-   * @param rpcKind
-   * @param rpcRequest -  contains serialized method and method parameters
-   * @param remoteId - the target rpc server
-   * @returns the rpc response
-   * Throws exceptions if there are network problems or if the remote code 
-   * threw an exception.
-   */
-  public Writable call(RPC.RpcKind rpcKind, Writable rpcRequest,
-      ConnectionId remoteId) throws IOException {
-    return call(rpcKind, rpcRequest, remoteId, RPC.RPC_SERVICE_CLASS_DEFAULT);
-  }
-
   /** 
    * Make a call, passing <code>rpcRequest</code>, to the IPC server defined
by
    * <code>remoteId</code>, returning the rpc respond.
@@ -1390,23 +1310,6 @@ public class Client {
   /**
    * Make a call, passing <code>rpcRequest</code>, to the IPC server defined
by
    * <code>remoteId</code>, returning the rpc response.
-   * 
-   * @param rpcKind
-   * @param rpcRequest -  contains serialized method and method parameters
-   * @param remoteId - the target rpc server
-   * @param serviceClass - service class for RPC
-   * @returns the rpc response
-   * Throws exceptions if there are network problems or if the remote code 
-   * threw an exception.
-   */
-  public Writable call(RPC.RpcKind rpcKind, Writable rpcRequest,
-      ConnectionId remoteId, int serviceClass) throws IOException {
-    return call(rpcKind, rpcRequest, remoteId, serviceClass, null);
-  }
-
-  /**
-   * Make a call, passing <code>rpcRequest</code>, to the IPC server defined
by
-   * <code>remoteId</code>, returning the rpc response.
    *
    * @param rpcKind
    * @param rpcRequest -  contains serialized method and method parameters
@@ -1418,7 +1321,7 @@ public class Client {
    * Throws exceptions if there are network problems or if the remote code
    * threw an exception.
    */
-  public Writable call(RPC.RpcKind rpcKind, Writable rpcRequest,
+  Writable call(RPC.RpcKind rpcKind, Writable rpcRequest,
       ConnectionId remoteId, int serviceClass,
       AtomicBoolean fallbackToSimpleAuth) throws IOException {
     final Call call = createCall(rpcKind, rpcRequest);
@@ -1620,12 +1523,6 @@ public class Client {
       return saslQop;
     }
     
-    static ConnectionId getConnectionId(InetSocketAddress addr,
-        Class<?> protocol, UserGroupInformation ticket, int rpcTimeout,
-        Configuration conf) throws IOException {
-      return getConnectionId(addr, protocol, ticket, rpcTimeout, null, conf);
-    }
-
     /**
      * Returns a ConnectionId object. 
      * @param addr Remote address for the connection.

http://git-wip-us.apache.org/repos/asf/hadoop/blob/1898810c/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/WritableRpcEngine.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/WritableRpcEngine.java
b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/WritableRpcEngine.java
index 46f33ba..a1db6be 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/WritableRpcEngine.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/WritableRpcEngine.java
@@ -221,7 +221,7 @@ public class WritableRpcEngine implements RpcEngine {
                    int rpcTimeout, AtomicBoolean fallbackToSimpleAuth)
         throws IOException {
       this.remoteId = Client.ConnectionId.getConnectionId(address, protocol,
-          ticket, rpcTimeout, conf);
+          ticket, rpcTimeout, null, conf);
       this.client = CLIENTS.getClient(conf, factory);
       this.fallbackToSimpleAuth = fallbackToSimpleAuth;
     }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/1898810c/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestIPC.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestIPC.java
b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestIPC.java
index 78dcdcd..d658182 100644
--- a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestIPC.java
+++ b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestIPC.java
@@ -55,7 +55,6 @@ import java.util.concurrent.atomic.AtomicInteger;
 
 import javax.net.SocketFactory;
 
-import com.google.common.base.Supplier;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.commons.logging.impl.Log4JLogger;
@@ -63,7 +62,6 @@ import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.CommonConfigurationKeys;
 import org.apache.hadoop.fs.CommonConfigurationKeysPublic;
 import org.apache.hadoop.io.IOUtils;
-import org.apache.hadoop.io.IntWritable;
 import org.apache.hadoop.io.LongWritable;
 import org.apache.hadoop.io.Writable;
 import org.apache.hadoop.io.retry.DefaultFailoverProxyProvider;
@@ -78,9 +76,9 @@ import org.apache.hadoop.ipc.Server.Connection;
 import org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RpcResponseHeaderProto;
 import org.apache.hadoop.net.ConnectTimeoutException;
 import org.apache.hadoop.net.NetUtils;
+import org.apache.hadoop.security.token.SecretManager.InvalidToken;
 import org.apache.hadoop.test.GenericTestUtils;
 import org.apache.hadoop.util.StringUtils;
-import org.apache.hadoop.security.token.SecretManager.InvalidToken;
 import org.apache.log4j.Level;
 import org.junit.Assert;
 import org.junit.Assume;
@@ -91,6 +89,7 @@ import org.mockito.internal.util.reflection.Whitebox;
 import org.mockito.invocation.InvocationOnMock;
 import org.mockito.stubbing.Answer;
 
+import com.google.common.base.Supplier;
 import com.google.common.primitives.Bytes;
 import com.google.common.primitives.Ints;
 
@@ -122,6 +121,33 @@ public class TestIPC {
   /** Directory where we can count open file descriptors on Linux */
   private static final File FD_DIR = new File("/proc/self/fd");
 
+  static ConnectionId getConnectionId(InetSocketAddress addr, int rpcTimeout,
+      Configuration conf) throws IOException {
+    return ConnectionId.getConnectionId(addr, null, null, rpcTimeout, null,
+        conf);
+  }
+
+  static Writable call(Client client, InetSocketAddress addr,
+      int serviceClass, Configuration conf) throws IOException {
+    final LongWritable param = new LongWritable(RANDOM.nextLong());
+    final ConnectionId remoteId = getConnectionId(addr, MIN_SLEEP_TIME, conf);
+    return client.call(RPC.RpcKind.RPC_BUILTIN, param, remoteId, serviceClass,
+        null);
+  }
+
+  static LongWritable call(Client client, long param, InetSocketAddress addr,
+      Configuration conf) throws IOException {
+    return call(client, new LongWritable(param), addr, 0, conf);
+  }
+
+  static LongWritable call(Client client, LongWritable param,
+      InetSocketAddress addr, int rpcTimeout, Configuration conf)
+          throws IOException {
+    final ConnectionId remoteId = getConnectionId(addr, rpcTimeout, conf);
+    return (LongWritable)client.call(RPC.RpcKind.RPC_BUILTIN, param, remoteId,
+        RPC.RPC_SERVICE_CLASS_DEFAULT, null);
+  }
+
   private static class TestServer extends Server {
     // Tests can set callListener to run a piece of code each time the server
     // receives a call.  This code executes on the server thread, so it has
@@ -183,10 +209,9 @@ public class TestIPC {
     public void run() {
       for (int i = 0; i < count; i++) {
         try {
-          LongWritable param = new LongWritable(RANDOM.nextLong());
-          LongWritable value =
-            (LongWritable)client.call(param, server, null, null, 0, conf);
-          if (!param.equals(value)) {
+          final long param = RANDOM.nextLong();
+          LongWritable value = call(client, param, server, conf);
+          if (value.get() != param) {
             LOG.fatal("Call failed!");
             failed = true;
             break;
@@ -226,9 +251,8 @@ public class TestIPC {
     @Override
     public Object invoke(Object proxy, Method method, Object[] args)
         throws Throwable {
-      LongWritable param = new LongWritable(RANDOM.nextLong());
-      LongWritable value = (LongWritable) client.call(param,
-          NetUtils.getConnectAddress(server), null, null, 0, conf);
+      LongWritable value = call(client, RANDOM.nextLong(),
+          NetUtils.getConnectAddress(server), conf);
       return returnValue(value);
     }
 
@@ -298,8 +322,7 @@ public class TestIPC {
     Client client = new Client(LongWritable.class, conf);
     InetSocketAddress address = new InetSocketAddress("127.0.0.1", 10);
     try {
-      client.call(new LongWritable(RANDOM.nextLong()),
-              address, null, null, 0, conf);
+      call(client, RANDOM.nextLong(), address, conf);
       fail("Expected an exception to have been thrown");
     } catch (IOException e) {
       String message = e.getMessage();
@@ -412,7 +435,7 @@ public class TestIPC {
       LongWritable param = clientParamClass.newInstance();
 
       try {
-        client.call(param, addr, null, null, 0, conf);
+        call(client, param, addr, 0, conf);
         fail("Expected an exception to have been thrown");
       } catch (Throwable t) {
         assertExceptionContains(t, "Injected fault");
@@ -422,7 +445,7 @@ public class TestIPC {
       // ie the internal state of the client or server should not be broken
       // by the failed call
       WRITABLE_FAULTS_ENABLED = false;
-      client.call(param, addr, null, null, 0, conf);
+      call(client, param, addr, 0, conf);
       
     } finally {
       client.stop();
@@ -536,8 +559,7 @@ public class TestIPC {
     
     InetSocketAddress address = new InetSocketAddress("127.0.0.1", 10);
     try {
-      client.call(new LongWritable(RANDOM.nextLong()),
-              address, null, null, 0, conf);
+      call(client, RANDOM.nextLong(), address, conf);
       fail("Expected an exception to have been thrown");
     } catch (IOException e) {
       assertTrue(e.getMessage().contains("Injected fault"));
@@ -574,8 +596,7 @@ public class TestIPC {
       // Call should fail due to injected exception.
       InetSocketAddress address = NetUtils.getConnectAddress(server);
       try {
-        client.call(new LongWritable(RANDOM.nextLong()),
-                address, null, null, 0, conf);
+        call(client, RANDOM.nextLong(), address, conf);
         fail("Expected an exception to have been thrown");
       } catch (Exception e) {
         LOG.info("caught expected exception", e);
@@ -586,8 +607,7 @@ public class TestIPC {
       // (i.e. it should not have cached a half-constructed connection)
   
       Mockito.reset(spyFactory);
-      client.call(new LongWritable(RANDOM.nextLong()),
-          address, null, null, 0, conf);
+      call(client, RANDOM.nextLong(), address, conf);
     } finally {
       client.stop();
       server.stop();
@@ -605,15 +625,15 @@ public class TestIPC {
     Client client = new Client(LongWritable.class, conf);
     // set timeout to be less than MIN_SLEEP_TIME
     try {
-      client.call(new LongWritable(RANDOM.nextLong()),
-              addr, null, null, MIN_SLEEP_TIME/2, conf);
+      call(client, new LongWritable(RANDOM.nextLong()), addr,
+          MIN_SLEEP_TIME / 2, conf);
       fail("Expected an exception to have been thrown");
     } catch (SocketTimeoutException e) {
       LOG.info("Get a SocketTimeoutException ", e);
     }
     // set timeout to be bigger than 3*ping interval
-    client.call(new LongWritable(RANDOM.nextLong()),
-        addr, null, null, 3*PING_INTERVAL+MIN_SLEEP_TIME, conf);
+    call(client, new LongWritable(RANDOM.nextLong()), addr,
+        3 * PING_INTERVAL + MIN_SLEEP_TIME, conf);
     client.stop();
   }
 
@@ -629,8 +649,8 @@ public class TestIPC {
     Client client = new Client(LongWritable.class, conf);
     // set the rpc timeout to twice the MIN_SLEEP_TIME
     try {
-      client.call(new LongWritable(RANDOM.nextLong()),
-              addr, null, null, MIN_SLEEP_TIME*2, conf);
+      call(client, new LongWritable(RANDOM.nextLong()), addr,
+          MIN_SLEEP_TIME * 2, conf);
       fail("Expected an exception to have been thrown");
     } catch (SocketTimeoutException e) {
       LOG.info("Get a SocketTimeoutException ", e);
@@ -743,8 +763,8 @@ public class TestIPC {
         public void run() {
           Client client = new Client(LongWritable.class, conf);
           try {
-            client.call(new LongWritable(Thread.currentThread().getId()),
-                addr, null, null, 60000, conf);
+            call(client, new LongWritable(Thread.currentThread().getId()),
+                addr, 60000, conf);
           } catch (Throwable e) {
             LOG.error(e);
             failures.incrementAndGet();
@@ -875,8 +895,7 @@ public class TestIPC {
           public void run() {
             Client client = new Client(LongWritable.class, clientConf);
             try {
-              client.call(new LongWritable(Thread.currentThread().getId()),
-                  addr, null, null, 0, clientConf);
+              call(client, Thread.currentThread().getId(), addr, clientConf);
               callReturned.countDown();
               Thread.sleep(10000);
             } catch (IOException e) {
@@ -931,16 +950,15 @@ public class TestIPC {
       }
     }
   }
-  
+
   /**
    * Make a call from a client and verify if header info is changed in server side
    */
-  private void callAndVerify(Server server, InetSocketAddress addr,
+  private static void callAndVerify(Server server, InetSocketAddress addr,
       int serviceClass, boolean noChanged) throws IOException{
     Client client = new Client(LongWritable.class, conf);
 
-    client.call(new LongWritable(RANDOM.nextLong()),
-        addr, null, null, MIN_SLEEP_TIME, serviceClass, conf);
+    call(client, addr, serviceClass, conf);
     Connection connection = server.getConnections()[0];
     int serviceClass2 = connection.getServiceClass();
     assertFalse(noChanged ^ serviceClass == serviceClass2);
@@ -956,13 +974,11 @@ public class TestIPC {
 
     // start client
     Client client = new Client(LongWritable.class, conf);
-    client.call(new LongWritable(RANDOM.nextLong()),
-        addr, null, null, MIN_SLEEP_TIME, 0, conf);
+    call(client, addr, 0, conf);
     client.stop();
  
     // This call should throw IOException.
-    client.call(new LongWritable(RANDOM.nextLong()),
-        addr, null, null, MIN_SLEEP_TIME, 0, conf);
+    call(client, addr, 0, conf);
   }
 
   /**
@@ -992,7 +1008,7 @@ public class TestIPC {
   @Test(timeout=30000)
   public void testInterrupted() {
     Client client = new Client(LongWritable.class, conf);
-    client.getClientExecutor().submit(new Runnable() {
+    Client.getClientExecutor().submit(new Runnable() {
       public void run() {
         while(true);
       }
@@ -1007,7 +1023,7 @@ public class TestIPC {
       Assert.fail("The Client did not interrupt after handling an Interrupted Exception");
     }
     // Clear Thread interrupt
-    Thread.currentThread().interrupted();
+    Thread.interrupted();
   }
 
   private long countOpenFileDescriptors() {
@@ -1363,11 +1379,10 @@ public class TestIPC {
       int maxTimeoutRetries) throws IOException {
     SocketFactory mockFactory = Mockito.mock(SocketFactory.class);
     doThrow(new ConnectTimeoutException("fake")).when(mockFactory).createSocket();
-    Client client = new Client(IntWritable.class, conf, mockFactory);
+    Client client = new Client(LongWritable.class, conf, mockFactory);
     InetSocketAddress address = new InetSocketAddress("127.0.0.1", 9090);
     try {
-      client.call(new IntWritable(RANDOM.nextInt()), address, null, null, 0,
-          conf);
+      call(client, RANDOM.nextLong(), address, conf);
       fail("Not throwing the SocketTimeoutException");
     } catch (SocketTimeoutException e) {
       Mockito.verify(mockFactory, Mockito.times(maxTimeoutRetries))

http://git-wip-us.apache.org/repos/asf/hadoop/blob/1898810c/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestIPCServerResponder.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestIPCServerResponder.java
b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestIPCServerResponder.java
index a3bf995..546cb8f 100644
--- a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestIPCServerResponder.java
+++ b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestIPCServerResponder.java
@@ -39,6 +39,8 @@ import org.apache.hadoop.fs.CommonConfigurationKeys;
 import org.apache.hadoop.io.BytesWritable;
 import org.apache.hadoop.io.IntWritable;
 import org.apache.hadoop.io.Writable;
+import org.apache.hadoop.ipc.Client.ConnectionId;
+import org.apache.hadoop.ipc.RPC.RpcKind;
 import org.apache.hadoop.ipc.Server.Call;
 import org.apache.hadoop.net.NetUtils;
 import org.junit.Assert;
@@ -66,6 +68,14 @@ public class TestIPCServerResponder {
       BYTES[i] = (byte) ('a' + (i % 26));
   }
 
+  static Writable call(Client client, Writable param,
+      InetSocketAddress address) throws IOException {
+    final ConnectionId remoteId = ConnectionId.getConnectionId(address, null,
+        null, 0, null, conf);
+    return client.call(RpcKind.RPC_BUILTIN, param, remoteId,
+        RPC.RPC_SERVICE_CLASS_DEFAULT, null);
+  }
+
   private static class TestServer extends Server {
 
     private boolean sleep;
@@ -113,7 +123,7 @@ public class TestIPCServerResponder {
           byte[] bytes = new byte[byteSize];
           System.arraycopy(BYTES, 0, bytes, 0, byteSize);
           Writable param = new BytesWritable(bytes);
-          client.call(param, address);
+          call(client, param, address);
           Thread.sleep(RANDOM.nextInt(20));
         } catch (Exception e) {
           LOG.fatal("Caught Exception", e);
@@ -209,17 +219,16 @@ public class TestIPCServerResponder {
 
     // calls should return immediately, check the sequence number is
     // increasing
-    assertEquals(0,
-        ((IntWritable)client.call(wait0, address)).get());
-    assertEquals(1,
-        ((IntWritable)client.call(wait0, address)).get());
+    assertEquals(0, ((IntWritable)call(client, wait0, address)).get());
+    assertEquals(1, ((IntWritable)call(client, wait0, address)).get());
 
     // do a call in the background that will have a deferred response
     final ExecutorService exec = Executors.newCachedThreadPool();
     Future<Integer> future1 = exec.submit(new Callable<Integer>() {
       @Override
       public Integer call() throws IOException {
-        return ((IntWritable)client.call(wait1, address)).get();
+        return ((IntWritable)TestIPCServerResponder.call(
+            client, wait1, address)).get();
       }
     });
     // make sure it blocked
@@ -237,14 +246,14 @@ public class TestIPCServerResponder {
 
     // proves the handler isn't tied up, and that the prior sequence number
     // was consumed
-    assertEquals(3,
-        ((IntWritable)client.call(wait0, address)).get());
+    assertEquals(3, ((IntWritable)call(client, wait0, address)).get());
 
     // another call with wait count of 2
     Future<Integer> future2 = exec.submit(new Callable<Integer>() {
       @Override
       public Integer call() throws IOException {
-        return ((IntWritable)client.call(wait2, address)).get();
+        return ((IntWritable)TestIPCServerResponder.call(
+            client, wait2, address)).get();
       }
     });
     // make sure it blocked
@@ -286,8 +295,7 @@ public class TestIPCServerResponder {
     assertFalse(future2.isDone());
 
     // call should return immediately
-    assertEquals(5,
-        ((IntWritable)client.call(wait0, address)).get());
+    assertEquals(5, ((IntWritable)call(client, wait0, address)).get());
 
     // trigger last waiting call
     waitingCalls[1].sendResponse();

http://git-wip-us.apache.org/repos/asf/hadoop/blob/1898810c/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
index a32ea2c..8df3b1d 100644
--- a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
+++ b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
@@ -18,8 +18,8 @@
 
 package org.apache.hadoop.ipc;
 
-import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHENTICATION;
 import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.HADOOP_RPC_PROTECTION;
+import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHENTICATION;
 import static org.apache.hadoop.security.SaslRpcServer.AuthMethod.KERBEROS;
 import static org.apache.hadoop.security.SaslRpcServer.AuthMethod.SIMPLE;
 import static org.apache.hadoop.security.SaslRpcServer.AuthMethod.TOKEN;
@@ -42,16 +42,13 @@ import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.Callable;
-import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.Future;
-import java.util.concurrent.ThreadLocalRandom;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 import java.util.concurrent.atomic.AtomicInteger;
@@ -454,7 +451,12 @@ public class TestSaslRPC {
       }
     }
   }
-  
+
+  static ConnectionId getConnectionId(Configuration conf) throws IOException {
+    return ConnectionId.getConnectionId(new InetSocketAddress(0),
+        TestSaslProtocol.class, null, 0, null, conf);
+  }
+
   @Test
   public void testPingInterval() throws Exception {
     Configuration newConf = new Configuration(conf);
@@ -464,14 +466,12 @@ public class TestSaslRPC {
 
     // set doPing to true
     newConf.setBoolean(CommonConfigurationKeys.IPC_CLIENT_PING_KEY, true);
-    ConnectionId remoteId = ConnectionId.getConnectionId(
-        new InetSocketAddress(0), TestSaslProtocol.class, null, 0, newConf);
+    ConnectionId remoteId = getConnectionId(newConf);
     assertEquals(CommonConfigurationKeys.IPC_PING_INTERVAL_DEFAULT,
         remoteId.getPingInterval());
     // set doPing to false
     newConf.setBoolean(CommonConfigurationKeys.IPC_CLIENT_PING_KEY, false);
-    remoteId = ConnectionId.getConnectionId(
-        new InetSocketAddress(0), TestSaslProtocol.class, null, 0, newConf);
+    remoteId = getConnectionId(newConf);
     assertEquals(0, remoteId.getPingInterval());
   }
   


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