读取properties文件的方法

 

package com.test.TestClass;

import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;

public class ReadPropertiesFile ...{

    public void readPropertiesFile(String fileName) throws FileNotFoundException ...{
        String str = "";
        Properties prop = new Properties();
        
        InputStream stream = null; 
        
        //读取这个类在同一包中的properties文件
        //stream = getClass().getClassLoader().getResourceAsStream(fileName);
        System.out.println("path:" + getClass().getResource(fileName));
        
        
        //读取SRC下的的properties文件
        String path = getClass().getResource("/").getPath();
        stream = new BufferedInputStream(new FileInputStream(new File(path+fileName)));

        try ...{
            prop.load(stream);
            str = prop.getProperty("localname");
            System.out.println("localname:" + str);
            System.out.println("properties:" + prop);
            stream.close();

        } catch (IOException e) ...{
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    /** *//**
     * @param args
     * @throws FileNotFoundException 
     */
    public static void main(String[] args) throws FileNotFoundException ...{
        // TODO Auto-generated method stub
        new ReadPropertiesFile().readPropertiesFile("config.properties");

    }

}