/******************************************************************************
* Copyright (c) 2002 - 2006 IBM Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*****************************************************************************/
package com.ibm.wala.util.io;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
public class TemporaryFile {
private final static String outputDir;
static {
String dir = System.getProperty("java.io.tmpdir");
while (dir.endsWith(File.separator))
dir = dir.substring(0, dir.length()-1);
dir = dir + File.separator;
outputDir = dir;
}
public static File urlToFile(String fileName, URL input) throws IOException {
File F = new File(outputDir + File.separator + fileName);
return urlToFile(F , input);
}
public static File urlToFile(File F, URL input) throws IOException {
return streamToFile(F, input.openStream());
}
public static File streamToFile(File F, InputStream... inputs) throws IOException {
FileOutputStream output = new FileOutputStream(F);
int read;
byte[] buffer = new byte[ 1024 ];
for(InputStream input : inputs) {
while ( (read = input.read(buffer)) != -1 ) {
output.write(buffer, 0, read);
}
input.close();
}
output.close();
return F;
}
}