集册 Java实例教程 在JVM出口上递归地删除目录。

在JVM出口上递归地删除目录。

欢马劈雪     最近更新时间:2020-01-02 10:19:05

543
递归调度目录以在JVM退出时删除。
/**
n o w j a   v  a . c o m - 时  代  Java
**/

/*

 * 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 com.nowjava;


import java.io.File;


import java.io.IOException;


public class Main {

    public static void main(String[] argv) throws Exception {

        File directory = new File("Main.java");

        deleteDirectoryOnExit(directory);

    }


    /**

     * Schedules a directory recursively for deletion on JVM exit.

     *

     * @param directory  directory to delete, must not be <code>null</code>

     * @throws NullPointerException if the directory is <code>null</code>

     * @throws IOException in case deletion is unsuccessful

     */

    private 
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