获取属性配置config文件

喜欢ヅ旅行 2022-08-24 11:56 150阅读 0赞

获取属性配置config文件中的值！

解决了下中文乱码问题！

package com.test.common;
    
    import org.apache.log4j.Logger;
    
    import java.io.FileInputStream;
    import java.io.IOException;
    import java.io.InputStreamReader;
    import java.util.Properties;
    /**
     *
     * 
     * @author
     */
    public class Env {
        /**
         * Logger for this class
         */
        private static final Logger logger = Logger.getLogger(Env.class);
        
        public static void main(String[] args) {
            logger.info("main(String[] args=" + args + ") - start");
            
            String qm = Env.getInstance().getProperty("SJZSJK_QM");
            System.out.println(qm);
            String url = Env.getInstance().getProperty("SJZSJK_URL");
            System.out.println(url);
            
    
            logger.info("main(args) - end");
        }
        
        private static Properties prop = new Properties();
        private static Env instance = new Env();
    
        // 初始化属性prop对象
        private Env() {
            String configPath = this.getClass().getResource("/config/config.properties").getFile();
        
            InputStreamReader in = null;//this.getClass().getResourceAsStream("/config/config.properties");
            try {
                configPath = java.net.URLDecoder.decode(configPath,"utf-8");
                FileInputStream fis = new FileInputStream(configPath);
                in = new InputStreamReader(fis, "UTF-8");
                prop.load(in);
            } catch (IOException e) {
                logger.error("Env()", e);
    
                e.printStackTrace();
            }
        }
    
        /*
         * 返回env的单例对象
         */
        public static Env getInstance() {
            return instance;
        }
    
        /*
         * 读属性对象prop读对应的健值
         */
        public String getProperty(String key) {
            String returnString = (String) prop.get(key);
            return returnString;
        }
    }