diff --git a/org.springframework.integration/src/main/java/org/springframework/integration/aggregator/AbstractMessageBarrierEndpoint.java b/org.springframework.integration/src/main/java/org/springframework/integration/aggregator/AbstractMessageBarrierConsumer.java
similarity index 94%
rename from org.springframework.integration/src/main/java/org/springframework/integration/aggregator/AbstractMessageBarrierEndpoint.java
rename to org.springframework.integration/src/main/java/org/springframework/integration/aggregator/AbstractMessageBarrierConsumer.java
index 749aad4265..ccf7324dcf 100644
--- a/org.springframework.integration/src/main/java/org/springframework/integration/aggregator/AbstractMessageBarrierEndpoint.java
+++ b/org.springframework.integration/src/main/java/org/springframework/integration/aggregator/AbstractMessageBarrierConsumer.java
@@ -58,12 +58,14 @@ import org.springframework.util.ObjectUtils;
  * complete group after the arrival of the first {@link Message} of the group.
  * The default value is 1 minute. If the timeout elapses prior to completion,
  * then Messages with that timed-out 'correlationId' will be sent to the
- * 'discardChannel' if provided.
+ * 'discardChannel' if provided unless 'sendPartialResultsOnTimeout' is set to
+ * true in which case the incomplete group will be sent to the output channel.
  * 
  * @author Mark Fisher
  * @author Marius Bogoevici
  */
-public abstract class AbstractMessageBarrierEndpoint extends AbstractReplyProducingMessageConsumer implements TaskSchedulerAware, InitializingBean {
+public abstract class AbstractMessageBarrierConsumer extends AbstractReplyProducingMessageConsumer
+		implements TaskSchedulerAware, InitializingBean {
 
 	public final static long DEFAULT_SEND_TIMEOUT = 1000;
 
@@ -116,7 +118,7 @@ public abstract class AbstractMessageBarrierEndpoint extends AbstractReplyProduc
 
 	/**
 	 * Specify whether to aggregate and send the resulting Message when the
-	 * timeout elapses prior to the CompletionStrategy.
+	 * timeout elapses prior to the CompletionStrategy returning true.
 	 */
 	public void setSendPartialResultOnTimeout(boolean sendPartialResultOnTimeout) {
 		this.sendPartialResultOnTimeout = sendPartialResultOnTimeout;
@@ -187,8 +189,8 @@ public abstract class AbstractMessageBarrierEndpoint extends AbstractReplyProduc
 		}
 		if (this.trackedCorrelationIds.contains(correlationId)) {
 			if (logger.isDebugEnabled()) {
-				logger.debug("Handling for correlationId '" + correlationId +
-						"' has already completed or timed out.");
+				logger.debug("Handling of Message group with correlationId '"
+						+ correlationId + "' has already completed or timed out.");
 			}
 			this.sendToDiscardChannelIfAvailable(message);
 			return null;
@@ -208,7 +210,7 @@ public abstract class AbstractMessageBarrierEndpoint extends AbstractReplyProduc
 		if (ObjectUtils.isEmpty(processedMessages)) {
 			return null;
 		}
-		afterRelease(correlationId, releasedMessages);
+		this.afterRelease(correlationId, releasedMessages);
 		return null;
 	}
 
diff --git a/org.springframework.integration/src/main/java/org/springframework/integration/aggregator/AggregatorEndpoint.java b/org.springframework.integration/src/main/java/org/springframework/integration/aggregator/AggregatorEndpoint.java
index e6c3344094..87a7d3c639 100644
--- a/org.springframework.integration/src/main/java/org/springframework/integration/aggregator/AggregatorEndpoint.java
+++ b/org.springframework.integration/src/main/java/org/springframework/integration/aggregator/AggregatorEndpoint.java
@@ -24,7 +24,7 @@ import org.springframework.integration.scheduling.TaskScheduler;
 import org.springframework.util.Assert;
 
 /**
- * An {@link AbstractMessageBarrierEndpoint} that waits for a <em>complete</em>
+ * An {@link AbstractMessageBarrierConsumer} that waits for a <em>complete</em>
  * group of {@link Message Messages} to arrive and then delegates to an
  * {@link Aggregator} to combine them into a single {@link Message}.
  * <p>
@@ -33,13 +33,13 @@ import org.springframework.util.Assert;
  * custom implementation of the {@link CompletionStrategy} may be provided.
  * <p>
  * All considerations regarding <code>timeout</code> and grouping by '
- * <code>correlationId</code>' from {@link AbstractMessageBarrierEndpoint} apply
- * here as well.
+ * <code>correlationId</code>' from {@link AbstractMessageBarrierConsumer}
+ * apply here as well.
  * 
  * @author Mark Fisher
  * @author Marius Bogoevici
  */
-public class AggregatorEndpoint extends AbstractMessageBarrierEndpoint {
+public class AggregatorEndpoint extends AbstractMessageBarrierConsumer {
 
 	private final Aggregator aggregator;
 
diff --git a/org.springframework.integration/src/main/java/org/springframework/integration/aggregator/Resequencer.java b/org.springframework.integration/src/main/java/org/springframework/integration/aggregator/Resequencer.java
index 426085d10b..044d4121a7 100644
--- a/org.springframework.integration/src/main/java/org/springframework/integration/aggregator/Resequencer.java
+++ b/org.springframework.integration/src/main/java/org/springframework/integration/aggregator/Resequencer.java
@@ -22,7 +22,7 @@ import org.springframework.integration.message.Message;
 import org.springframework.integration.message.MessageHeaders;
 
 /**
- * An {@link AbstractMessageBarrierEndpoint} that waits for a group of
+ * An {@link AbstractMessageBarrierConsumer} that waits for a group of
  * {@link Message Messages} to arrive and re-sends them in order, sorted
  * by their <code>sequenceNumber</code>.
  * <p>
@@ -30,12 +30,12 @@ import org.springframework.integration.message.MessageHeaders;
  * wait for the whole sequence to arrive before re-sending them.
  * <p>
  * All considerations regarding <code>timeout</code> and grouping by
- * '<code>correlationId</code>' from {@link AbstractMessageBarrierEndpoint} apply
- * here as well.
+ * '<code>correlationId</code>' from {@link AbstractMessageBarrierConsumer}
+ * apply here as well.
  *
  * @author Marius Bogoevici
  */
-public class Resequencer extends AbstractMessageBarrierEndpoint {
+public class Resequencer extends AbstractMessageBarrierConsumer {
 
 	private volatile boolean releasePartialSequences = true;