com.day.io.file.TempDirectory Maven / Gradle / Ivy


/**
 * $Id: TempDirectory.java 12345 2004-08-22 04:56:09Z fielding $
 *
 * Copyright 1997-2004 Day Management AG
 * Barfuesserplatz 6, 4001 Basel, Switzerland
 * All Rights Reserved.
 *
 * This software is the confidential and proprietary information of
 * Day Management AG, ("Confidential Information"). You shall not
 * disclose such Confidential Information and shall use it only in
 * accordance with the terms of the license agreement you entered into
 * with Day.
 *
 * @version $Revision: 1.7 $, $Date: 2004-08-22 06:56:09 +0200 (Sun, 22 Aug 2004) $
 */

package com.day.io.file;

import java.io.DataOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Encapsulates a temporary directory, that should work cross-platform
 * and on JDK 1.1. This is mostly useful for test code.
 * 
 * Note the finalize method, which should delete the directory when
 * this object is garbage collected.
 */
public class TempDirectory {
    private static final Logger log =
        LoggerFactory.getLogger(TempDirectory.class);
    private File tempDir = null;

    public TempDirectory(String name) throws IOException {
        createTempDir(name);
    }

    private void createTempDir(String name) throws IOException {
        log.debug("Starting createTempDir ("+""+"name : "+name + " , "+")");
        tempDir = new File(System.getProperty("java.io.tmpdir"), "tmp"+name);
        int i=0;
        while (tempDir.exists()) {
            i++;
            tempDir = new File(System.getProperty("java.io.tmpdir"), "tmp"+name+Integer.toString(i));
        }
//        if (tempDir.exists()) {
//                throw new IOException("Could not make temp directory "+tempDir.getPath()+" - it already exists");
//        }
        if (!tempDir.mkdir()) { throw new IOException("Could not make temp directory "+tempDir.getPath()); }
        empty();
    }

    /**
     * @todo This should be recursive
     */
    public void empty() throws IOException {
        log.debug("Starting empty");
        File[] files = listFiles();
        for (int i=0; i