java读取properties 7种的方法2007-11-14 17:22package FileS;

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java读取properties 7种的方法

2007-11-14 17:22

package FileS;

import java.util.*;import java.io.*;import javax.servlet.*;public class PropertiesT {

public static void main(String[] args) { /* * Properties pps=System.getProperties(); pps.list(System.out); * properties file read *///(1)****************************************// InputStream in;// try {// in = new BufferedInputStream(new FileInputStream("d:/proTest.properties"));// Properties p = new Properties(); // p.load(in);// // } catch (FileNotFoundException e1) {// // TODO Auto-generated catch block// e1.printStackTrace();// } catch (IOException e) {// // TODO Auto-generated catch block// e.printStackTrace();// }//****************************************** //(2)******************************************// ResourceBundle rb = ResourceBundle.getBundle("d:/proTest.properties", Locale.getDefault());//****************************************** //(3)******************************************// InputStream in;// try {// in = new BufferedInputStream(new FileInputStream("d:/proTest.properties"));// ResourceBundle rb = new PropertyResourceBundle(in); // } catch (FileNotFoundException e1) {// // TODO Auto-generated catch block// e1.printStackTrace();// } catch (IOException ex) {// ex.printStackTrace();// }//****************************************** //(4)******************************************// InputStream in = JProperties.class.getResourceAsStream("d:/proTest.properties"); // Properties p = new Properties(); // try {// p.load(in);// } catch (IOException e1) {// // TODO Auto-generated catch block// e1.printStackTrace();// } //****************************************** //(5)******************************************// InputStream in = JProperties.class.getClassLoader().getResourceAsStream("d:/proTest.properties"); // Properties p = new Properties(); // try {// p.load(in);// } catch (IOException e1) {// // TODO Auto-generated catch block// e1.printStackTrace();// } //****************************************** //(6)******************************************// InputStream in = ClassLoader.getSystemResourceAsStream("d:/proTest.properties"); // Properties p = new Properties(); // try {// p.load(in);// } catch (IOException e1) {// // TODO Auto-generated catch block// e1.printStackTrace();// }//****************************************** //(7)******************************************// InputStream in = context.getResourceAsStream("d:/proTest.properties"); // Properties p = new Properties(); // p.load(in); //****************************************** Properties pps = new Properties(); try { pps.load(new FileInputStream("d:/proTest.properties")); Enumeration ENUM = pps.propertyNames(); while (ENUM.hasMoreElements()) { String str = (String) ENUM.nextElement(); String strValue = pps.getProperty(str);

System.out.println(str + " = " + strValue); }

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

}

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