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Posted to commits@hbase.apache.org by st...@apache.org on 2015/12/23 16:29:25 UTC

hbase git commit: HBASE-15018 Inconsistent way of handling TimeoutException in the rpc client implemenations (Ashish Singhi)

Repository: hbase
Updated Branches:
  refs/heads/master 1af98f255 -> e00a04df1


HBASE-15018 Inconsistent way of handling TimeoutException in the rpc client implemenations (Ashish Singhi)


Project: http://git-wip-us.apache.org/repos/asf/hbase/repo
Commit: http://git-wip-us.apache.org/repos/asf/hbase/commit/e00a04df
Tree: http://git-wip-us.apache.org/repos/asf/hbase/tree/e00a04df
Diff: http://git-wip-us.apache.org/repos/asf/hbase/diff/e00a04df

Branch: refs/heads/master
Commit: e00a04df10de70b029a2d1f115f97f9d79a05c6a
Parents: 1af98f2
Author: stack <st...@apache.org>
Authored: Wed Dec 23 07:29:18 2015 -0800
Committer: stack <st...@apache.org>
Committed: Wed Dec 23 07:29:18 2015 -0800

----------------------------------------------------------------------
 .../hadoop/hbase/ipc/AbstractRpcClient.java     | 39 ++++++++++++++++++--
 .../apache/hadoop/hbase/ipc/AsyncRpcClient.java |  9 ++---
 .../apache/hadoop/hbase/ipc/RpcClientImpl.java  | 31 ----------------
 3 files changed, 38 insertions(+), 41 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hbase/blob/e00a04df/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/AbstractRpcClient.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/AbstractRpcClient.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/AbstractRpcClient.java
index 6f5e78a..e33ef3a 100644
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/AbstractRpcClient.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/AbstractRpcClient.java
@@ -24,6 +24,13 @@ import com.google.protobuf.Descriptors;
 import com.google.protobuf.Message;
 import com.google.protobuf.RpcController;
 import com.google.protobuf.ServiceException;
+
+import java.io.IOException;
+import java.net.ConnectException;
+import java.net.InetSocketAddress;
+import java.net.SocketAddress;
+import java.net.SocketTimeoutException;
+
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
@@ -34,6 +41,7 @@ import org.apache.hadoop.hbase.classification.InterfaceAudience;
 import org.apache.hadoop.hbase.client.MetricsConnection;
 import org.apache.hadoop.hbase.codec.Codec;
 import org.apache.hadoop.hbase.codec.KeyValueCodec;
+import org.apache.hadoop.hbase.exceptions.ConnectionClosingException;
 import org.apache.hadoop.hbase.security.User;
 import org.apache.hadoop.hbase.security.UserProvider;
 import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;
@@ -41,10 +49,6 @@ import org.apache.hadoop.hbase.util.Pair;
 import org.apache.hadoop.hbase.util.PoolMap;
 import org.apache.hadoop.io.compress.CompressionCodec;
 
-import java.io.IOException;
-import java.net.InetSocketAddress;
-import java.net.SocketAddress;
-
 /**
  * Provides the basics for a RpcClient implementation like configuration and Logging.
  */
@@ -258,6 +262,33 @@ public abstract class AbstractRpcClient implements RpcClient {
   }
 
   /**
+   * Takes an Exception and the address we were trying to connect to and return an IOException with
+   * the input exception as the cause. The new exception provides the stack trace of the place where
+   * the exception is thrown and some extra diagnostics information. If the exception is
+   * ConnectException or SocketTimeoutException, return a new one of the same type; Otherwise return
+   * an IOException.
+   * @param addr target address
+   * @param exception the relevant exception
+   * @return an exception to throw
+   */
+  protected IOException wrapException(InetSocketAddress addr, Exception exception) {
+    if (exception instanceof ConnectException) {
+      // connection refused; include the host:port in the error
+      return (ConnectException) new ConnectException("Call to " + addr
+          + " failed on connection exception: " + exception).initCause(exception);
+    } else if (exception instanceof SocketTimeoutException) {
+      return (SocketTimeoutException) new SocketTimeoutException("Call to " + addr
+          + " failed because " + exception).initCause(exception);
+    } else if (exception instanceof ConnectionClosingException) {
+      return (ConnectionClosingException) new ConnectionClosingException("Call to " + addr
+          + " failed on local exception: " + exception).initCause(exception);
+    } else {
+      return (IOException) new IOException("Call to " + addr + " failed on local exception: "
+          + exception).initCause(exception);
+    }
+  }
+
+  /**
    * Blocking rpc channel that goes via hbase rpc.
    */
   @VisibleForTesting

http://git-wip-us.apache.org/repos/asf/hbase/blob/e00a04df/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/AsyncRpcClient.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/AsyncRpcClient.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/AsyncRpcClient.java
index f972d0e..5c83fd1 100644
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/AsyncRpcClient.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/AsyncRpcClient.java
@@ -248,13 +248,10 @@ public class AsyncRpcClient extends AbstractRpcClient {
       Message response = timeout > 0 ? promise.get(timeout, TimeUnit.MILLISECONDS) : promise.get();
       return new Pair<>(response, pcrc.cellScanner());
     } catch (ExecutionException e) {
-      if (e.getCause() instanceof IOException) {
-        throw (IOException) e.getCause();
-      } else {
-        throw new IOException(e.getCause());
-      }
+      throw wrapException(addr, e);
     } catch (TimeoutException e) {
-      throw new CallTimeoutException(promise.toString());
+      CallTimeoutException cte = new CallTimeoutException(promise.toString());
+      throw wrapException(addr, cte);
     }
   }
 

http://git-wip-us.apache.org/repos/asf/hbase/blob/e00a04df/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/RpcClientImpl.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/RpcClientImpl.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/RpcClientImpl.java
index d7a0029..b87e7dd 100644
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/RpcClientImpl.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/RpcClientImpl.java
@@ -81,7 +81,6 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.InterruptedIOException;
 import java.io.OutputStream;
-import java.net.ConnectException;
 import java.net.InetSocketAddress;
 import java.net.Socket;
 import java.net.SocketAddress;
@@ -1267,36 +1266,6 @@ public class RpcClientImpl extends AbstractRpcClient {
 
 
   /**
-   * Take an IOException and the address we were trying to connect to
-   * and return an IOException with the input exception as the cause.
-   * The new exception provides the stack trace of the place where
-   * the exception is thrown and some extra diagnostics information.
-   * If the exception is ConnectException or SocketTimeoutException,
-   * return a new one of the same type; Otherwise return an IOException.
-   *
-   * @param addr target address
-   * @param exception the relevant exception
-   * @return an exception to throw
-   */
-  protected IOException wrapException(InetSocketAddress addr,
-                                         IOException exception) {
-    if (exception instanceof ConnectException) {
-      //connection refused; include the host:port in the error
-      return (ConnectException)new ConnectException(
-         "Call to " + addr + " failed on connection exception: " + exception).initCause(exception);
-    } else if (exception instanceof SocketTimeoutException) {
-      return (SocketTimeoutException)new SocketTimeoutException("Call to " + addr +
-        " failed because " + exception).initCause(exception);
-    } else if (exception instanceof ConnectionClosingException){
-      return (ConnectionClosingException) new ConnectionClosingException(
-          "Call to " + addr + " failed on local exception: " + exception).initCause(exception);
-    } else {
-      return (IOException)new IOException("Call to " + addr + " failed on local exception: " +
-        exception).initCause(exception);
-    }
-  }
-
-  /**
    * Interrupt the connections to the given ip:port server. This should be called if the server
    *  is known as actually dead. This will not prevent current operation to be retried, and,
    *  depending on their own behavior, they may retry on the same server. This can be a feature,