java 讀取配置文件

java 讀取配置文件  直接上代碼

java代碼

package test;

import java.io.FileInputStream;
import java.io.IOException;
import java.text.MessageFormat;
import java.util.Properties;

public class Test {
  
   public static void main(String[] args) {
       //獲取目錄路徑（App程序下獲取方法）
       String path = new Test().getClass().getResource("/").getPath();
       //獲取目錄路徑（Web程序下獲取方法）
       //  String path = new Test().getClass().getProtectionDomain().getCodeSource() 
       //       .getLocation().getPath();
       //  if (path.indexOf("WEB-INF") > 0) { 
       //    path = path.substring(0, path.indexOf("WEB-INF") + 8); 
       //  } else { 
       //   throw new IllegalAccessException("路徑獲取錯誤"); 
       //  } 
       FileInputStream fileInputStream = null;
       Properties properties = null;
       try {
            //獲取文件路徑
            String filepath = MessageFormat.format("{0}{1}",
                          path, "db2-comfig.properties");
            //System.out.println(filepath);
            filepath = java.net.URLDecoder.decode(filepath, "utf-8");
            fileInputStream = new FileInputStream(filepath);
            properties = new Properties();
            properties.load(fileInputStream);
            //獲取文件中的屬性（db2url爲文件屬性）的值
            String DB2url = properties.getProperty("db2url");
            //System.out.println(DB2url);
       } catch (Exception e) {