ReadProperties读取java项目配置文件

package com.example.readproperties; import java.io.IOException; import java.io.InputStream; import java.util.Properties; public class Main { private static Properties properties; /** * @param args */ public static void main(String[] args) { InputStream in = Main.class.getClassLoader().getResourceAsStream( "aaa.joe");// -------备注1 properties = new Properties(); try { properties.load(in);// 将输入流加载到配置对象,以使配置对象可以读取config.propertis信息 /** * 打印结果：主机：124.207.190.251 端口号：33133 最大线程数：30 */ System.out.println("主机：" + getHost() + "\n" + "端口号：" + getPort() + "\n" + "最大线程数：" + getTaskqueuesize()); } catch (IOException e) { e.printStackTrace(); } } public static String getHost() { return "" + properties.get("host"); } public static String getPort() { return "" + properties.get("port"); } public static String getTaskqueuesize() { return "" + properties.get("taskqueuesize"); } }