/******************************************************************************
* Copyright (c) 2006, 2010 VMware Inc.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Apache License v2.0 which accompanies this distribution.
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html and the Apache License v2.0
* is available at http://www.opensource.org/licenses/apache2.0.php.
* You may elect to redistribute this code under either of these licenses.
*
* Contributors:
* VMware Inc.
*****************************************************************************/
package org.eclipse.gemini.blueprint.test.internal.util.jar.storage;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import org.springframework.core.io.FileSystemResource;
import org.springframework.core.io.Resource;
/**
* File-system based storage. Uses a temporary file for storing information.
*
* @author Costin Leau
*
*/
public class FileSystemStorage implements Storage {
private File storage;
private static final String TEMP_FILE_PREFIX = "spring.osgi";
public FileSystemStorage() {
try {
storage = File.createTempFile(TEMP_FILE_PREFIX, null);
}
catch (IOException ex) {
throw new RuntimeException("cannot create temporary file", ex);
}
storage.deleteOnExit();
}
public InputStream getInputStream() {
try {
return new BufferedInputStream(new FileInputStream(storage));
}
catch (IOException ex) {
throw new RuntimeException("cannot return file stream", ex);
}
}
public OutputStream getOutputStream() {
try {
return new BufferedOutputStream(new FileOutputStream(storage));
}
catch (IOException ex) {
throw new RuntimeException("cannot return file stream", ex);
}
}
public void dispose() {
storage.delete();
}
public Resource getResource() {
return new FileSystemResource(storage);
}
}