java修改文件为只读权限

原文:java修改文件为只读权限

代码下载地址:http://www.zuidaima.com/share/1550463260658688.htm

通过java可以修改文件为只读权限

package com.zuidaima.util.file;

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

/**
 * 修改文件为只读权限
 * 
 * @author javaniu
 * 
 */
public class MakeFileReadOnly {
	public static void main(String[] args) throws IOException {
		File file = new File("c:/file.txt");

		// mark this file as read only, since jdk 1.2
		file.setReadOnly();

		if (file.canWrite()) {
			System.out.println("This file is writable");
		} else {
			System.out.println("This file is read only");
		}

		// revert the operation, mark this file as writable, since jdk 1.6
		file.setWritable(true);

		if (file.canWrite()) {
			System.out.println("This file is writable");
		} else {
			System.out.println("This file is read only");
		}
	}
}

	    			

标签: java 文件 只读 权限 修改话题: 文本解析和文件处理 脚本和工具

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