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Posted to commits@camel.apache.org by da...@apache.org on 2014/08/22 13:39:59 UTC

[3/3] git commit: CAMEL-7736: Fixed issue with exchange may get stuck as inflight if creating producer fails when its used in dynamic eips such as routing slip etc.

CAMEL-7736: Fixed issue with exchange may get stuck as inflight if creating producer fails when its used in dynamic eips such as routing slip etc.


Project: http://git-wip-us.apache.org/repos/asf/camel/repo
Commit: http://git-wip-us.apache.org/repos/asf/camel/commit/f341506e
Tree: http://git-wip-us.apache.org/repos/asf/camel/tree/f341506e
Diff: http://git-wip-us.apache.org/repos/asf/camel/diff/f341506e

Branch: refs/heads/camel-2.12.x
Commit: f341506ea7a88dbe2f27636b8761ee0c3a597c5d
Parents: 42e26e1
Author: Claus Ibsen <da...@apache.org>
Authored: Fri Aug 22 13:37:50 2014 +0200
Committer: Claus Ibsen <da...@apache.org>
Committed: Fri Aug 22 13:39:38 2014 +0200

----------------------------------------------------------------------
 .../org/apache/camel/impl/ProducerCache.java    | 37 ++++++++-----
 .../RoutingSlipCreateProducerFailedTest.java    | 57 ++++++++++++++++++++
 2 files changed, 81 insertions(+), 13 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/camel/blob/f341506e/camel-core/src/main/java/org/apache/camel/impl/ProducerCache.java
----------------------------------------------------------------------
diff --git a/camel-core/src/main/java/org/apache/camel/impl/ProducerCache.java b/camel-core/src/main/java/org/apache/camel/impl/ProducerCache.java
index 7b713c8..35add69 100644
--- a/camel-core/src/main/java/org/apache/camel/impl/ProducerCache.java
+++ b/camel-core/src/main/java/org/apache/camel/impl/ProducerCache.java
@@ -267,20 +267,31 @@ public class ProducerCache extends ServiceSupport {
      */
     public boolean doInAsyncProducer(final Endpoint endpoint, final Exchange exchange, final ExchangePattern pattern,
                                      final AsyncCallback callback, final AsyncProducerCallback producerCallback) {
-        boolean sync = true;
 
-        // get the producer and we do not mind if its pooled as we can handle returning it back to the pool
-        final Producer producer = doGetProducer(endpoint, true);
-
-        if (producer == null) {
-            if (isStopped()) {
-                LOG.warn("Ignoring exchange sent after processor is stopped: " + exchange);
-                return false;
-            } else {
-                throw new IllegalStateException("No producer, this processor has not been started: " + this);
+        Producer target;
+        try {
+            // get the producer and we do not mind if its pooled as we can handle returning it back to the pool
+            target = doGetProducer(endpoint, true);
+
+            if (target == null) {
+                if (isStopped()) {
+                    LOG.warn("Ignoring exchange sent after processor is stopped: " + exchange);
+                    callback.done(true);
+                    return true;
+                } else {
+                    exchange.setException(new IllegalStateException("No producer, this processor has not been started: " + this));
+                    callback.done(true);
+                    return true;
+                }
             }
+        } catch (Throwable e) {
+            exchange.setException(e);
+            callback.done(true);
+            return true;
         }
 
+        final Producer producer = target;
+
         // record timing for sending the exchange using the producer
         final StopWatch watch = eventNotifierEnabled && exchange != null ? new StopWatch() : null;
 
@@ -290,7 +301,7 @@ public class ProducerCache extends ServiceSupport {
             }
             // invoke the callback
             AsyncProcessor asyncProcessor = AsyncProcessorConverterHelper.convert(producer);
-            sync = producerCallback.doInAsyncProducer(producer, asyncProcessor, exchange, pattern, new AsyncCallback() {
+            return producerCallback.doInAsyncProducer(producer, asyncProcessor, exchange, pattern, new AsyncCallback() {
                 @Override
                 public void done(boolean doneSync) {
                     try {
@@ -322,9 +333,9 @@ public class ProducerCache extends ServiceSupport {
             if (exchange != null) {
                 exchange.setException(e);
             }
+            callback.done(true);
+            return true;
         }
-
-        return sync;
     }
 
     protected Exchange sendExchange(final Endpoint endpoint, ExchangePattern pattern,

http://git-wip-us.apache.org/repos/asf/camel/blob/f341506e/camel-core/src/test/java/org/apache/camel/processor/routingslip/RoutingSlipCreateProducerFailedTest.java
----------------------------------------------------------------------
diff --git a/camel-core/src/test/java/org/apache/camel/processor/routingslip/RoutingSlipCreateProducerFailedTest.java b/camel-core/src/test/java/org/apache/camel/processor/routingslip/RoutingSlipCreateProducerFailedTest.java
new file mode 100644
index 0000000..78749fb
--- /dev/null
+++ b/camel-core/src/test/java/org/apache/camel/processor/routingslip/RoutingSlipCreateProducerFailedTest.java
@@ -0,0 +1,57 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.processor.routingslip;
+
+import org.apache.camel.CamelExecutionException;
+import org.apache.camel.ContextTestSupport;
+import org.apache.camel.FailedToCreateProducerException;
+import org.apache.camel.builder.RouteBuilder;
+
+public class RoutingSlipCreateProducerFailedTest extends ContextTestSupport {
+
+    public void testRoutingSlipCreateProducerFailed() throws Exception {
+        // no inflight
+        assertEquals(0, context.getInflightRepository().size());
+
+        template.sendBodyAndHeader("direct:start", "Hello World", "foo", "log:foo");
+
+        // no inflight
+        assertEquals(0, context.getInflightRepository().size());
+
+        // those 2 options not allowed together
+        try {
+            template.sendBodyAndHeader("direct:start", "Hello World", "foo", "file://target/test?fileExist=Append&tempPrefix=hello");
+            fail("Should fail");
+        } catch (CamelExecutionException e) {
+            assertIsInstanceOf(FailedToCreateProducerException.class, e.getCause());
+        }
+
+        // no inflight
+        assertEquals(0, context.getInflightRepository().size());
+    }
+
+    @Override
+    protected RouteBuilder createRouteBuilder() throws Exception {
+        return new RouteBuilder() {
+            @Override
+            public void configure() throws Exception {
+                from("direct:start")
+                    .routingSlip(header("foo"));
+            }
+        };
+    }
+}