jdbc.properties
name=Tom password=123
PropertiesTest.java
package com.klvchen.java; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.util.Properties; public class PropertiesTest { //Properties: 常用来处理配置文件,key 和 value 都是String类型 public static void main(String[] args) throws Exception { FileInputStream fis = null; try { Properties pros = new Properties(); fis = new FileInputStream("jdbc.properties"); pros.load(fis); //加载对应的文件 String name = pros.getProperty("name"); String password = pros.getProperty("password"); System.out.println("name = " + name + ", password = " + password); } catch (IOException e) { e.printStackTrace(); } finally { if (fis != null) { try { fis.close(); } catch (IOException e) { e.printStackTrace(); } } } } }