Polishing

spring-messaging/src/main/java/org/springframework/messaging/handler/annotation/support/DefaultMessageHandlerMethodFactory.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2016 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -144,7 +144,7 @@ public class DefaultMessageHandlerMethodFactory implements MessageHandlerMethodF
 	@Override
 	public InvocableHandlerMethod createInvocableHandlerMethod(Object bean, Method method) {
 		InvocableHandlerMethod handlerMethod = new InvocableHandlerMethod(bean, method);
-		handlerMethod.setMessageMethodArgumentResolvers(argumentResolvers);
+		handlerMethod.setMessageMethodArgumentResolvers(this.argumentResolvers);
 		return handlerMethod;
 	}
 

spring-messaging/src/main/java/org/springframework/messaging/handler/invocation/HandlerMethodArgumentResolverComposite.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2016 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -42,6 +42,26 @@ public class HandlerMethodArgumentResolverComposite implements HandlerMethodArgu
 			new ConcurrentHashMap<MethodParameter, HandlerMethodArgumentResolver>(256);
 
 
+	/**
+	 * Add the given {@link HandlerMethodArgumentResolver}.
+	 */
+	public HandlerMethodArgumentResolverComposite addResolver(HandlerMethodArgumentResolver argumentResolver) {
+		this.argumentResolvers.add(argumentResolver);
+		return this;
+	}
+
+	/**
+	 * Add the given {@link HandlerMethodArgumentResolver}s.
+	 */
+	public HandlerMethodArgumentResolverComposite addResolvers(List<? extends HandlerMethodArgumentResolver> argumentResolvers) {
+		if (argumentResolvers != null) {
+			for (HandlerMethodArgumentResolver resolver : argumentResolvers) {
+				this.argumentResolvers.add(resolver);
+			}
+		}
+		return this;
+	}
+
 	/**
 	 * Return a read-only list with the contained resolvers, or an empty list.
 	 */
@@ -56,6 +76,7 @@ public class HandlerMethodArgumentResolverComposite implements HandlerMethodArgu
 		this.argumentResolvers.clear();
 	}
 
+
 	/**
 	 * Whether the given {@linkplain MethodParameter method parameter} is supported by any registered
 	 * {@link HandlerMethodArgumentResolver}.
@@ -94,24 +115,4 @@ public class HandlerMethodArgumentResolverComposite implements HandlerMethodArgu
 		return result;
 	}
 
-	/**
-	 * Add the given {@link HandlerMethodArgumentResolver}.
-	 */
-	public HandlerMethodArgumentResolverComposite addResolver(HandlerMethodArgumentResolver argumentResolver) {
-		this.argumentResolvers.add(argumentResolver);
-		return this;
-	}
-
-	/**
-	 * Add the given {@link HandlerMethodArgumentResolver}s.
-	 */
-	public HandlerMethodArgumentResolverComposite addResolvers(List<? extends HandlerMethodArgumentResolver> argumentResolvers) {
-		if (argumentResolvers != null) {
-			for (HandlerMethodArgumentResolver resolver : argumentResolvers) {
-				this.argumentResolvers.add(resolver);
-			}
-		}
-		return this;
-	}
-
 }

spring-messaging/src/main/java/org/springframework/messaging/handler/invocation/InvocableHandlerMethod.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2016 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -34,8 +34,7 @@ import org.springframework.util.ReflectionUtils;
  * Provides a method for invoking the handler method for a given message after resolving its
  * method argument values through registered {@link HandlerMethodArgumentResolver}s.
  *
- * <p>Use {@link #setMessageMethodArgumentResolvers(HandlerMethodArgumentResolver)}
- * to customize the list of argument resolvers.
+ * <p>Use {@link #setMessageMethodArgumentResolvers} to customize the list of argument resolvers.
  *
  * @author Rossen Stoyanchev
  * @author Juergen Hoeller
@@ -199,7 +198,8 @@ public class InvocableHandlerMethod extends HandlerMethod {
 		}
 		catch (IllegalArgumentException ex) {
 			assertTargetBean(getBridgedMethod(), getBean(), args);
-			throw new IllegalStateException(getInvocationErrorMessage(ex.getMessage(), args), ex);
+			String message = (ex.getMessage() != null ? ex.getMessage() : "Illegal argument");
+			throw new IllegalStateException(getInvocationErrorMessage(message, args), ex);
 		}
 		catch (InvocationTargetException ex) {
 			// Unwrap for HandlerExceptionResolvers ...

spring-web/src/main/java/org/springframework/web/method/support/HandlerMethodArgumentResolverComposite.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2016 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -47,6 +47,26 @@ public class HandlerMethodArgumentResolverComposite implements HandlerMethodArgu
 			new ConcurrentHashMap<MethodParameter, HandlerMethodArgumentResolver>(256);
 
 
+	/**
+	 * Add the given {@link HandlerMethodArgumentResolver}.
+	 */
+	public HandlerMethodArgumentResolverComposite addResolver(HandlerMethodArgumentResolver resolver) {
+		this.argumentResolvers.add(resolver);
+		return this;
+	}
+
+	/**
+	 * Add the given {@link HandlerMethodArgumentResolver}s.
+	 */
+	public HandlerMethodArgumentResolverComposite addResolvers(List<? extends HandlerMethodArgumentResolver> resolvers) {
+		if (resolvers != null) {
+			for (HandlerMethodArgumentResolver resolver : resolvers) {
+				this.argumentResolvers.add(resolver);
+			}
+		}
+		return this;
+	}
+
 	/**
 	 * Return a read-only list with the contained resolvers, or an empty list.
 	 */
@@ -54,6 +74,7 @@ public class HandlerMethodArgumentResolverComposite implements HandlerMethodArgu
 		return Collections.unmodifiableList(this.argumentResolvers);
 	}
 
+
 	/**
 	 * Whether the given {@linkplain MethodParameter method parameter} is supported by any registered
 	 * {@link HandlerMethodArgumentResolver}.
@@ -99,24 +120,4 @@ public class HandlerMethodArgumentResolverComposite implements HandlerMethodArgu
 		return result;
 	}
 
-	/**
-	 * Add the given {@link HandlerMethodArgumentResolver}.
-	 */
-	public HandlerMethodArgumentResolverComposite addResolver(HandlerMethodArgumentResolver resolver) {
-		this.argumentResolvers.add(resolver);
-		return this;
-	}
-
-	/**
-	 * Add the given {@link HandlerMethodArgumentResolver}s.
-	 */
-	public HandlerMethodArgumentResolverComposite addResolvers(List<? extends HandlerMethodArgumentResolver> resolvers) {
-		if (resolvers != null) {
-			for (HandlerMethodArgumentResolver resolver : resolvers) {
-				this.argumentResolvers.add(resolver);
-			}
-		}
-		return this;
-	}
-
 }

spring-web/src/main/java/org/springframework/web/method/support/InvocableHandlerMethod.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2016 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -39,8 +39,7 @@ import org.springframework.web.method.HandlerMethod;
  * conversion. Use the {@link #setDataBinderFactory(WebDataBinderFactory)} property to supply
  * a binder factory to pass to argument resolvers.
  *
- * <p>Use {@link #setHandlerMethodArgumentResolvers(HandlerMethodArgumentResolverComposite)}
- * to customize the list of argument resolvers.
+ * <p>Use {@link #setHandlerMethodArgumentResolvers} to customize the list of argument resolvers.
  *
  * @author Rossen Stoyanchev
  * @author Juergen Hoeller