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  • java中properties的使用实例

    package com.ywx.io;
    
    import java.io.File;
    import java.io.FileInputStream;
    import java.io.FileOutputStream;
    import java.util.Properties;
    /**
     * 题目来源:项目中使用到的读取和写入xml配置文件
     * 作者:Vashon
     * 时间:20150407
     */
    class XmlOperate{
    	/**
    	 * //写入xml文件
    	 * @param file
    	 * @param comment
    	 */
    	public static void write(File file,String comment){
    		Properties pro=new Properties();
    		pro.setProperty("BJ", "北京");
    		pro.setProperty("SH", "上海");
    		pro.setProperty("GZ", "广州");
    		pro.setProperty("GY", "贵阳");
    		pro.setProperty("WH", "武汉");
    		pro.setProperty("CD", "成都");
    		pro.setProperty("XA", "西安");
    		pro.setProperty("HZ", "杭州");
    		pro.setProperty("DL", "大连");
    		try {
    			pro.storeToXML(new FileOutputStream(file), comment);
    		} catch (Exception e) {
    			e.printStackTrace();
    		}
    	}
    	/**
    	 * 读取xml文件
    	 * @param file
    	 */
    	public static void read(File file,String key){
    		Properties pro=new Properties();
    		try {
    			pro.loadFromXML(new FileInputStream(file));
    		} catch (Exception e) {
    			e.printStackTrace();
    		}
    		System.out.println(key+"-->"+pro.getProperty(key));
    	}
    }
    public class XmlTest {
    	public static void main(String args[]){
    		File file=new File("d:"+File.separator+"area.xml");
    //		XmlOperate.write(file, "地区列表");
    		XmlOperate.read(file,"BJ");
    		XmlOperate.read(file,"SH");
    	}
    }
    

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  • 原文地址:https://www.cnblogs.com/ywx-vashon/p/4895784.html
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