python 简单gui

import java.io.BufferedInputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.util.Properties; public class PropertiesConfig { /** * * @param filePath * @param key * @return */ public static String readData(String filePath, String key) { filePath = PropertiesConfig.class.getResource("/" + filePath).toString(); filePath = filePath.substring(6); Properties props = new Properties(); try { InputStream in = new BufferedInputStream(new FileInputStream(filePath)); props.load(in); in.close(); String value = props.getProperty(key); return value; } catch (Exception e) { e.printStackTrace(); return null; } } public static void main(String[] args) { System.out.println(PropertiesConfig.readData("config.properties", "port")); } }