Author: boday
Date: Thu Aug  4 03:30:08 2011
New Revision: 1153737

URL: http://svn.apache.org/viewvc?rev=1153737&view=rev
Log:
CAMEL-4118 added support for manually completing all message groups with a 
signal message

Added:
    
camel/trunk/camel-core/src/test/java/org/apache/camel/processor/aggregator/AggregateForceCompletionHeaderTest.java
    
camel/trunk/components/camel-hawtdb/src/test/java/org/apache/camel/component/hawtdb/HawtDBAggregateForceCompletionHeaderTest.java
    
camel/trunk/components/camel-sql/src/test/java/org/apache/camel/processor/aggregate/jdbc/JdbcAggregateForceCompletionHeaderTest.java
Modified:
    camel/trunk/camel-core/src/main/java/org/apache/camel/Exchange.java
    
camel/trunk/camel-core/src/main/java/org/apache/camel/processor/aggregate/AggregateProcessor.java
    
camel/trunk/camel-core/src/test/java/org/apache/camel/processor/aggregator/AggregateProcessorTest.java

Modified: camel/trunk/camel-core/src/main/java/org/apache/camel/Exchange.java
URL: 
http://svn.apache.org/viewvc/camel/trunk/camel-core/src/main/java/org/apache/camel/Exchange.java?rev=1153737&r1=1153736&r2=1153737&view=diff
==============================================================================
--- camel/trunk/camel-core/src/main/java/org/apache/camel/Exchange.java 
(original)
+++ camel/trunk/camel-core/src/main/java/org/apache/camel/Exchange.java Thu Aug 
 4 03:30:08 2011
@@ -78,6 +78,7 @@ public interface Exchange {
     String AGGREGATED_COMPLETED_BY          = "CamelAggregatedCompletedBy";
     String AGGREGATED_CORRELATION_KEY       = "CamelAggregatedCorrelationKey";
     String AGGREGATION_STRATEGY             = "CamelAggregationStrategy";
+    String AGGREGATION_COMPLETE_ALL_GROUPS  = 
"CamelAggregationCompleteAllGroups";
     String ASYNC_WAIT                       = "CamelAsyncWait";
 
     String BATCH_INDEX                = "CamelBatchIndex";

Modified: 
camel/trunk/camel-core/src/main/java/org/apache/camel/processor/aggregate/AggregateProcessor.java
URL: 
http://svn.apache.org/viewvc/camel/trunk/camel-core/src/main/java/org/apache/camel/processor/aggregate/AggregateProcessor.java?rev=1153737&r1=1153736&r2=1153737&view=diff
==============================================================================
--- 
camel/trunk/camel-core/src/main/java/org/apache/camel/processor/aggregate/AggregateProcessor.java
 (original)
+++ 
camel/trunk/camel-core/src/main/java/org/apache/camel/processor/aggregate/AggregateProcessor.java
 Thu Aug  4 03:30:08 2011
@@ -157,6 +157,14 @@ public class AggregateProcessor extends 
     }
 
     public void process(Exchange exchange) throws Exception {
+
+        //check for the special header to force completion of all groups (and 
ignore the exchange otherwise)
+        boolean completeAllGroups = 
exchange.getIn().getHeader(Exchange.AGGREGATION_COMPLETE_ALL_GROUPS, false, 
boolean.class);
+        if (completeAllGroups) {
+            forceCompletionOfAllGroups();
+            return;
+        }
+
         // compute correlation expression
         String key = correlationExpression.evaluate(exchange, String.class);
         if (ObjectHelper.isEmpty(key)) {
@@ -879,4 +887,37 @@ public class AggregateProcessor extends 
         super.doShutdown();
     }
 
+    public void forceCompletionOfAllGroups() {
+
+        // only run if CamelContext has been fully started
+        if (!camelContext.getStatus().isStarted()) {
+            LOG.warn("cannot start force completion because CamelContext({}) 
has not been started yet", camelContext.getName());
+            return;
+        }
+
+        LOG.trace("Starting force completion of all groups task");
+
+        // trigger completion for all in the repository
+        Set<String> keys = aggregationRepository.getKeys();
+
+        if (keys != null && !keys.isEmpty()) {
+            // must acquire the shared aggregation lock to be able to trigger 
force completion
+            lock.lock();
+            try {
+                for (String key : keys) {
+                    Exchange exchange = 
aggregationRepository.get(camelContext, key);
+                    if (exchange != null) {
+                        LOG.trace("force completion triggered for correlation 
key: {}", key);
+                        // indicate it was completed by a force completion 
request
+                        exchange.setProperty(Exchange.AGGREGATED_COMPLETED_BY, 
"forceCompletion");
+                        onCompletion(key, exchange, false);
+                    }
+                }
+            } finally {
+                lock.unlock();
+            }
+        }
+
+        LOG.trace("Completed force completion of all groups task");
+    }
 }

Added: 
camel/trunk/camel-core/src/test/java/org/apache/camel/processor/aggregator/AggregateForceCompletionHeaderTest.java
URL: 
http://svn.apache.org/viewvc/camel/trunk/camel-core/src/test/java/org/apache/camel/processor/aggregator/AggregateForceCompletionHeaderTest.java?rev=1153737&view=auto
==============================================================================
--- 
camel/trunk/camel-core/src/test/java/org/apache/camel/processor/aggregator/AggregateForceCompletionHeaderTest.java
 (added)
+++ 
camel/trunk/camel-core/src/test/java/org/apache/camel/processor/aggregator/AggregateForceCompletionHeaderTest.java
 Thu Aug  4 03:30:08 2011
@@ -0,0 +1,81 @@
+/**
+ * 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.aggregator;
+
+import org.apache.camel.ContextTestSupport;
+import org.apache.camel.Exchange;
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.camel.processor.BodyInAggregatingStrategy;
+import org.apache.camel.processor.aggregate.AggregationStrategy;
+import org.junit.Test;
+
+/**
+ * To test CAMEL-4118 support for completing all aggregation groups with a 
signal message
+ */
+public class AggregateForceCompletionHeaderTest extends ContextTestSupport {
+
+    @Test
+    public void testForceCompletionTrue() throws Exception {
+
+        getMockEndpoint("mock:aggregated").expectedMessageCount(0);
+
+        template.sendBodyAndHeader("direct:start", "test1", "id", "1");
+        template.sendBodyAndHeader("direct:start", "test2", "id", "2");
+        template.sendBodyAndHeader("direct:start", "test3", "id", "1");
+        template.sendBodyAndHeader("direct:start", "test4", "id", "2");
+
+        assertMockEndpointsSatisfied();
+
+        getMockEndpoint("mock:aggregated").expectedMessageCount(2);
+        
getMockEndpoint("mock:aggregated").expectedBodiesReceived("test1test3", 
"test2test4");
+        
getMockEndpoint("mock:aggregated").expectedPropertyReceived(Exchange.AGGREGATED_COMPLETED_BY,
 "forceCompletion");
+
+        //now send the signal message to trigger completion of all groups, 
message should NOT be aggregated
+        template.sendBodyAndHeader("direct:start", "test5", 
Exchange.AGGREGATION_COMPLETE_ALL_GROUPS, true);
+
+        assertMockEndpointsSatisfied();
+    }
+
+    @Override
+    protected RouteBuilder createRouteBuilder() throws Exception {
+        return new RouteBuilder() {
+
+            @Override
+            public void configure() throws Exception {
+
+                from("direct:start")
+                    .aggregate(header("id"), new MyAggregationStrategy())
+                        .completionSize(10)
+                    .to("mock:aggregated");
+            }
+        };
+    }
+
+    public static class MyAggregationStrategy implements AggregationStrategy {
+
+        public Exchange aggregate(Exchange oldExchange, Exchange newExchange) {
+            if (oldExchange == null) {
+                return newExchange;
+            }
+            String body1 = oldExchange.getIn().getBody(String.class);
+            String body2 = newExchange.getIn().getBody(String.class);
+
+            oldExchange.getIn().setBody(body1 + body2);
+            return oldExchange;
+        }
+    }
+}
\ No newline at end of file

Modified: 
camel/trunk/camel-core/src/test/java/org/apache/camel/processor/aggregator/AggregateProcessorTest.java
URL: 
http://svn.apache.org/viewvc/camel/trunk/camel-core/src/test/java/org/apache/camel/processor/aggregator/AggregateProcessorTest.java?rev=1153737&r1=1153736&r2=1153737&view=diff
==============================================================================
--- 
camel/trunk/camel-core/src/test/java/org/apache/camel/processor/aggregator/AggregateProcessorTest.java
 (original)
+++ 
camel/trunk/camel-core/src/test/java/org/apache/camel/processor/aggregator/AggregateProcessorTest.java
 Thu Aug  4 03:30:08 2011
@@ -559,4 +559,50 @@ public class AggregateProcessorTest exte
         ap.stop();
     }
 
+    public void testAggregateForceCompletion() throws Exception {
+        // camel context must be started
+        context.start();
+
+        MockEndpoint mock = getMockEndpoint("mock:result");
+        mock.expectedBodiesReceived("B+END", "A+END");
+        mock.expectedPropertyReceived(Exchange.AGGREGATED_COMPLETED_BY, 
"forceCompletion");
+
+        Processor done = new SendProcessor(context.getEndpoint("mock:result"));
+        Expression corr = header("id");
+        AggregationStrategy as = new BodyInAggregatingStrategy();
+
+        AggregateProcessor ap = new AggregateProcessor(context, done, corr, 
as, executorService);
+        ap.setCompletionSize(10);
+        ap.start();
+
+        Exchange e1 = new DefaultExchange(context);
+        e1.getIn().setBody("A");
+        e1.getIn().setHeader("id", 123);
+
+        Exchange e2 = new DefaultExchange(context);
+        e2.getIn().setBody("B");
+        e2.getIn().setHeader("id", 456);
+
+        Exchange e3 = new DefaultExchange(context);
+        e3.getIn().setBody("END");
+        e3.getIn().setHeader("id", 123);
+
+        Exchange e4 = new DefaultExchange(context);
+        e4.getIn().setBody("END");
+        e4.getIn().setHeader("id", 456);
+
+        ap.process(e1);
+        ap.process(e2);
+        ap.process(e3);
+        ap.process(e4);
+
+        assertEquals("should not have completed yet", 0, 
mock.getExchanges().size());
+
+        ap.forceCompletionOfAllGroups();
+
+        assertMockEndpointsSatisfied();
+
+        ap.stop();
+    }
+
 }

Added: 
camel/trunk/components/camel-hawtdb/src/test/java/org/apache/camel/component/hawtdb/HawtDBAggregateForceCompletionHeaderTest.java
URL: 
http://svn.apache.org/viewvc/camel/trunk/components/camel-hawtdb/src/test/java/org/apache/camel/component/hawtdb/HawtDBAggregateForceCompletionHeaderTest.java?rev=1153737&view=auto
==============================================================================
--- 
camel/trunk/components/camel-hawtdb/src/test/java/org/apache/camel/component/hawtdb/HawtDBAggregateForceCompletionHeaderTest.java
 (added)
+++ 
camel/trunk/components/camel-hawtdb/src/test/java/org/apache/camel/component/hawtdb/HawtDBAggregateForceCompletionHeaderTest.java
 Thu Aug  4 03:30:08 2011
@@ -0,0 +1,89 @@
+/**
+ * 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.component.hawtdb;
+
+import org.apache.camel.Exchange;
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.camel.processor.aggregate.AggregationStrategy;
+import org.apache.camel.test.junit4.CamelTestSupport;
+import org.junit.Test;
+
+/**
+ * To test CAMEL-4118 support for completing all aggregation groups with a 
signal message
+ */
+public class HawtDBAggregateForceCompletionHeaderTest extends CamelTestSupport 
{
+
+    @Override
+    public void setUp() throws Exception {
+        deleteDirectory("target/data");
+        super.setUp();
+    }
+
+    @Test
+    public void testForceCompletionTrue() throws Exception {
+
+        getMockEndpoint("mock:aggregated").expectedMessageCount(0);
+
+        template.sendBodyAndHeader("direct:start", "test1", "id", "1");
+        template.sendBodyAndHeader("direct:start", "test2", "id", "2");
+        template.sendBodyAndHeader("direct:start", "test3", "id", "1");
+        template.sendBodyAndHeader("direct:start", "test4", "id", "2");
+
+        assertMockEndpointsSatisfied();
+
+        getMockEndpoint("mock:aggregated").expectedMessageCount(2);
+        
getMockEndpoint("mock:aggregated").expectedBodiesReceived("test1test3", 
"test2test4");
+        
getMockEndpoint("mock:aggregated").expectedPropertyReceived(Exchange.AGGREGATED_COMPLETED_BY,
 "forceCompletion");
+
+        //now send the signal message to trigger completion of all groups, 
message should NOT be aggregated
+        template.sendBodyAndHeader("direct:start", "test5", 
Exchange.AGGREGATION_COMPLETE_ALL_GROUPS, true);
+
+        assertMockEndpointsSatisfied();
+    }
+
+    @Override
+    protected RouteBuilder createRouteBuilder() throws Exception {
+        return new RouteBuilder() {
+            @Override
+            public void configure() throws Exception {
+                // create the hawtdb repo
+                HawtDBAggregationRepository repo = new 
HawtDBAggregationRepository("repo1", "target/data/hawtdb.dat");
+
+                // here is the Camel route where we aggregate
+                from("direct:start")
+                    .aggregate(header("id"), new MyAggregationStrategy())
+                        // use our created hawtdb repo as aggregation 
repository
+                        .completionSize(10).aggregationRepository(repo)
+                        .to("mock:aggregated");
+            }
+        };
+    }
+
+    public static class MyAggregationStrategy implements AggregationStrategy {
+
+        public Exchange aggregate(Exchange oldExchange, Exchange newExchange) {
+            if (oldExchange == null) {
+                return newExchange;
+            }
+            String body1 = oldExchange.getIn().getBody(String.class);
+            String body2 = newExchange.getIn().getBody(String.class);
+
+            oldExchange.getIn().setBody(body1 + body2);
+            return oldExchange;
+        }
+    }
+}
\ No newline at end of file

Added: 
camel/trunk/components/camel-sql/src/test/java/org/apache/camel/processor/aggregate/jdbc/JdbcAggregateForceCompletionHeaderTest.java
URL: 
http://svn.apache.org/viewvc/camel/trunk/components/camel-sql/src/test/java/org/apache/camel/processor/aggregate/jdbc/JdbcAggregateForceCompletionHeaderTest.java?rev=1153737&view=auto
==============================================================================
--- 
camel/trunk/components/camel-sql/src/test/java/org/apache/camel/processor/aggregate/jdbc/JdbcAggregateForceCompletionHeaderTest.java
 (added)
+++ 
camel/trunk/components/camel-sql/src/test/java/org/apache/camel/processor/aggregate/jdbc/JdbcAggregateForceCompletionHeaderTest.java
 Thu Aug  4 03:30:08 2011
@@ -0,0 +1,64 @@
+/**
+ * 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.aggregate.jdbc;
+
+import org.apache.camel.Exchange;
+import org.apache.camel.builder.RouteBuilder;
+import org.junit.Test;
+
+/**
+ * To test CAMEL-4118 support for completing all aggregation groups with a 
signal message
+ */
+public class JdbcAggregateForceCompletionHeaderTest extends 
AbstractJdbcAggregationTestSupport {
+
+    @Test
+    public void testForceCompletionTrue() throws Exception {
+
+        getMockEndpoint("mock:aggregated").expectedMessageCount(0);
+
+        template.sendBodyAndHeader("direct:start", "test1", "id", "1");
+        template.sendBodyAndHeader("direct:start", "test2", "id", "2");
+        template.sendBodyAndHeader("direct:start", "test3", "id", "1");
+        template.sendBodyAndHeader("direct:start", "test4", "id", "2");
+
+        assertMockEndpointsSatisfied();
+
+        getMockEndpoint("mock:aggregated").expectedMessageCount(2);
+        
getMockEndpoint("mock:aggregated").expectedBodiesReceived("test1test3", 
"test2test4");
+        
getMockEndpoint("mock:aggregated").expectedPropertyReceived(Exchange.AGGREGATED_COMPLETED_BY,
 "forceCompletion");
+
+        //now send the signal message to trigger completion of all groups, 
message should NOT be aggregated
+        template.sendBodyAndHeader("direct:start", "test5", 
Exchange.AGGREGATION_COMPLETE_ALL_GROUPS, true);
+
+        assertMockEndpointsSatisfied();
+    }
+
+    @Override
+    protected RouteBuilder createRouteBuilder() throws Exception {
+        return new RouteBuilder() {
+            @Override
+            public void configure() throws Exception {
+                // here is the Camel route where we aggregate
+                from("direct:start")
+                        .aggregate(header("id"), new MyAggregationStrategy())
+                        // use our created jdbc repo as aggregation repository
+                        .completionSize(10).aggregationRepository(repo)
+                        .to("mock:aggregated");
+            }
+        };
+    }
+}
\ No newline at end of file


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