removed SimpleMessageMapper, AttributePollingMessageSource now extends AbstractMessageSource

spring-integration-core/src/main/java/org/springframework/integration/gateway/SimpleMessageMapper.java

@@ -1,58 +0,0 @@
-/*
- * Copyright 2002-2010 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.
- * 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.springframework.integration.gateway;
-
-import org.springframework.integration.Message;
-import org.springframework.integration.mapping.InboundMessageMapper;
-import org.springframework.integration.mapping.OutboundMessageMapper;
-import org.springframework.integration.support.MessageBuilder;
-
-/**
- * An implementation of the {@link InboundMessageMapper} and
- * {@link OutboundMessageMapper} strategy interfaces that maps directly to and
- * from the Message payload instance.
- * 
- * @author Mark Fisher
- */
-public class SimpleMessageMapper implements InboundMessageMapper<Object>, OutboundMessageMapper<Object> {
-
-	/**
-	 * Returns the Message payload (or null if the Message is null).
-	 */
-	public Object fromMessage(Message<?> message) {
-		if (message == null) {
-			return null;
-		}
-		return message.getPayload();
-	}
-
-	/**
-	 * Returns a Message with the given object as its payload, unless the
-	 * object is already a Message in which case it will be returned as-is.
-	 * If the object is null, the returned Message will also be null.
-	 */
-	public Message<?> toMessage(Object object) {
-		if (object == null) {
-			return null;
-		}
-		if (object instanceof Message<?>) {
-			return (Message<?>) object;
-		}
-		return MessageBuilder.withPayload(object).build();
-	}
-
-}