/**
 * 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;

import org.apache.camel.Exchange;
import org.apache.camel.Message;
import org.apache.camel.Processor;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * A processor which converts the payload of the input message to be of the given type
 *
 * @version $Revision: 37863 $
 */
public class ConvertBodyProcessor implements Processor {
    private static final transient Log LOG = LogFactory.getLog(ConvertBodyProcessor.class);
    private final Class type;

    public ConvertBodyProcessor(Class type) {
        this.type = type;
    }

    public void process(Exchange exchange) throws Exception {
        Message in = exchange.getIn();
        Object value = in.getBody(type);
        if (value == null) {
            LOG.warn("Could not convert body of IN message: " + in + " to type: " + type.getName());
        }
        Message out = exchange.getOut();
        out.copyFrom(in);
        out.setBody(value);
    }
}
