MessageMappingMethodInvoker now delegates to an instance of HandlerMethodResolver. Multiple annotated methods or method name matches are possible, and in such cases, the Method-resolution will occur at runtime based on the payload type of the Message to be handled (INT-72 and INT-191).

org.springframework.integration/src/test/java/org/springframework/integration/endpoint/CorrelationIdTests.java

@@ -104,7 +104,6 @@ public class CorrelationIdTests {
 		MethodInvokingSplitter splitter = new MethodInvokingSplitter(
 				new TestBean(), TestBean.class.getMethod("split", String.class));
 		splitter.setOutputChannel(testChannel);
-		splitter.afterPropertiesSet();
 		splitter.handleMessage(message);
 		Message<?> reply1 = testChannel.receive(100);
 		Message<?> reply2 = testChannel.receive(100);

org.springframework.integration/src/test/java/org/springframework/integration/filter/MethodInvokingSelectorTests.java

@@ -70,8 +70,7 @@ public class MethodInvokingSelectorTests {
 	public void noArgMethodWithMethodReference() throws Exception {
 		TestBean testBean = new TestBean();
 		Method method = testBean.getClass().getMethod("noArgs", new Class[] {});
-		MethodInvokingSelector selector = new MethodInvokingSelector(testBean, method);
-		selector.accept(new StringMessage("test"));
+		new MethodInvokingSelector(testBean, method);
 	}
 
 	@Test(expected = IllegalArgumentException.class)

org.springframework.integration/src/test/java/org/springframework/integration/message/MethodInvokingMessageHandlerTests.java

@@ -42,14 +42,12 @@ public class MethodInvokingMessageHandlerTests {
 	@Test
 	public void validMethod() {
 		MethodInvokingMessageHandler handler = new MethodInvokingMessageHandler(new TestSink(), "validMethod");
-		handler.afterPropertiesSet();
 		handler.handleMessage(new GenericMessage<String>("test"));
 	}
 
 	@Test(expected = IllegalArgumentException.class)
 	public void invalidMethodWithNoArgs() {
-		MethodInvokingMessageHandler handler = new MethodInvokingMessageHandler(new TestSink(), "invalidMethodWithNoArgs");
-		handler.afterPropertiesSet();
+		new MethodInvokingMessageHandler(new TestSink(), "invalidMethodWithNoArgs");
 	}
 
 	@Test(expected = MessagingException.class)
@@ -57,7 +55,6 @@ public class MethodInvokingMessageHandlerTests {
 		Message<?> message = new StringMessage("test");
 		try {
 			MethodInvokingMessageHandler handler = new MethodInvokingMessageHandler(new TestSink(), "methodWithReturnValue");
-			handler.afterPropertiesSet();
 			handler.handleMessage(message);
 		}
 		catch (MessagingException e) {
@@ -68,8 +65,7 @@ public class MethodInvokingMessageHandlerTests {
 
 	@Test(expected = IllegalArgumentException.class)
 	public void noMatchingMethodName() {
-		MethodInvokingMessageHandler handler = new MethodInvokingMessageHandler(new TestSink(), "noSuchMethod");
-		handler.afterPropertiesSet();
+		new MethodInvokingMessageHandler(new TestSink(), "noSuchMethod");
 	}
 
 	@Test

org.springframework.integration/src/test/java/org/springframework/integration/splitter/MethodInvokingSplitterTests.java

@@ -396,8 +396,8 @@ public class MethodInvokingSplitterTests {
 	}
 
 	@Test(expected = IllegalArgumentException.class)
-	public void multipleAnnotations() {
-		new MethodInvokingSplitter(new MultipleAnnotationTestBean());
+	public void ambiguousTypeMatch() {
+		new MethodInvokingSplitter(new AmbiguousTypeMatchTestBean());
 	}
 
 	@Test
@@ -515,7 +515,7 @@ public class MethodInvokingSplitterTests {
 	}
 
 
-	public static class MultipleAnnotationTestBean {
+	public static class AmbiguousTypeMatchTestBean {
 
 		@Splitter
 		public String[] method1(String input) {