FilePermissionExample.java

/*
 * Created on 13-3-29
 * 
 * Licensed 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.
 * 
 * Copyright @2013 the original author or authors.
 */
package ch18io.file;

/**
 * Description of this file.
 *
 * @author XiongNeng
 * @version 1.0
 * @since 13-3-29
 */

import java.io.File;
import java.io.IOException;

public class FilePermissionExample {
    public static void main(String[] args) {
        try {

            File file = new File("/mkyong/shellscript.sh");

            if (file.exists()) {
                System.out.println("Is Execute allow : " + file.canExecute());
                System.out.println("Is Write allow : " + file.canWrite());
                System.out.println("Is Read allow : " + file.canRead());
            }

            file.setExecutable(false);
            file.setReadable(false);
            file.setWritable(false);

            System.out.println("Is Execute allow : " + file.canExecute());
            System.out.println("Is Write allow : " + file.canWrite());
            System.out.println("Is Read allow : " + file.canRead());

            if (file.createNewFile()) {
                System.out.println("File is created!");
            } else {
                System.out.println("File already exists.");
            }

        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}