【IO流】Properties操作配置文件

Properties操作配置文件

此类用于操作系统的配置文件：  ini(.properties)形式的配置，xml格式的配置文件

/** * properties操作配置文件 *  * @author xiazhang * @date   2017-6-4 */public class PropertiesTest {/** * 生成配置文件 */public static void createIniFile(){//新建一个properties对象Properties p = new Properties();p.put("name", "xiazhang");p.put("sex", "男");/*try {FileOutputStream fos  = new FileOutputStream("memberInfo.properties");//保存为配置文件p.store(fos, "commnet");fos.close();} catch (FileNotFoundException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}*/try {FileOutputStream fos = new FileOutputStream("memberInfo.xml");//使用xml作为配置文件p.storeToXML(fos, "comment");fos.close();} catch (FileNotFoundException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}}/** * 读取配置文件 */public static void readIniFile(){Properties p = new Properties();try {FileInputStream fis = new FileInputStream("memberInfo.properties");//加载配置文件p.load(fis);//System.out.println(p.get("name"));//直接根据key获取值//遍历输出//线程安全遍历发 //迭代遍历器EnumerationEnumeration en = p.elements();while (en.hasMoreElements()) {System.out.println(en.nextElement());}fis.close();} catch (FileNotFoundException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}}public static void main(String[] args) {//createIniFile();readIniFile();}}