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* 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.james.mailrepository.filepair;
import org.apache.avalon.cornerstone.services.store.StreamRepository;
import java.io.BufferedOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
/**
* Implementation of a StreamRepository to a File.
* TODO: -retieve(String key) should return a FilterInputStream to allow
* mark and reset methods. (working not like BufferedInputStream!!!)
*
*/
public class File_Persistent_Stream_Repository
extends AbstractFileRepository
implements StreamRepository
{
protected String getExtensionDecorator()
{
return ".FileStreamStore";
}
/**
* Get the object associated to the given unique key.
*/
public synchronized InputStream get( final String key )
{
try
{
return getInputStream( key );
}
catch( final IOException ioe )
{
final String message = "Exception caught while retrieving a stream ";
getLogger().warn( message, ioe );
throw new RuntimeException( message + ": " + ioe );
}
}
/**
* Store the given object and associates it to the given key
*/
public synchronized OutputStream put( final String key )
{
try
{
final OutputStream outputStream = getOutputStream( key );
return new BufferedOutputStream( outputStream );
}
catch( final IOException ioe )
{
final String message = "Exception caught while storing a stream ";
getLogger().warn( message, ioe );
throw new RuntimeException( message + ": " + ioe );
}
}
public long getSize(final String key) {
try {
return getFile(key).length();
}
catch(IOException e) {
return 0;
}
}
}
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