/* | |
* 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.axis2.util; | |
import javax.activation.DataHandler; | |
import org.apache.axiom.util.activation.DataHandlerWrapper; | |
import org.apache.commons.logging.Log; | |
import org.apache.commons.logging.LogFactory; | |
/** | |
* This class acts as a wrapper for the javax.activation.DataHandler class. | |
* It is used to store away a (potentially) user-defined content-type value along with | |
* the DataHandler instance. We'll delegate all method calls except for getContentType() | |
* to the real DataHandler instance. | |
*/ | |
public class WrappedDataHandler extends DataHandlerWrapper { | |
private static final Log log = LogFactory.getLog(WrappedDataHandler.class); | |
private final String contentType; | |
/** | |
* Constructs a new instance of the WrappedDataHandler. | |
* @param _delegate the real DataHandler instance being wrapped | |
* @param _contentType the user-defined contentType associated with the DataHandler instance | |
*/ | |
public WrappedDataHandler(DataHandler _delegate, String _contentType) { | |
super(_delegate); | |
contentType = _contentType; | |
if (log.isDebugEnabled()) { | |
log.debug("Created instance of WrappedDatahandler: " + this.toString() + ", contentType=" + contentType | |
+ "\nDelegate DataHandler: " + _delegate.toString()); | |
} | |
} | |
@Override | |
public String getContentType() { | |
return (contentType != null ? contentType : super.getContentType()); | |
} | |
} |