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不知道哪里出了問題，折騰了好幾天了

logcat顯示

I load plugin class com.plugin.PluginMain

W dalvik Class resolved by unexpected DEX: Lcom/plugin/PluginMain;(0x42771290):0x50da8000 ref [LLogCatBroadcaster;] LLogCatBroadcaster;(0x42736e80):0x4006e000

.........

源碼

import java.lang.reflect.Constructor;

import java.lang.reflect.InvocationTargetException;

import java.lang.reflect.Method;

import dalvik.system.DexClassLoader;

import android.app.Activity;

import android.content.pm.PackageInfo;

import android.os.Bundle;

import android.util.Log;

import android.content.*;

public class PluginActivity extends Activity

{

private Context mContext = this;

private Class> localClass;

private Object localInstance;

@Override

protected void onCreate(Bundle savedInstanceState)

{

super.onCreate(savedInstanceState);

String dexpath = "/sdcard/AppProjects/plugin/bin/plugin.apk";

String cachePath = getApplication().getCacheDir().getPath();

String dexoutputpath = cachePath;

String libPath = cachePath;

LoadAPK(dexpath, dexoutputpath, libPath);

pluginActivityCreate();

}

public void LoadAPK(String dexpath, String dexoutputpath, String libPath)

{

try

{

ClassLoader classLoader = getClassLoader();

DexClassLoader localDexClassLoader = new DexClassLoader(dexpath, dexoutputpath, libPath, classLoader);

String activityname = getActivityName(dexpath);

if (activityname != null)

{

localClass = localDexClassLoader.loadClass(activityname);

Constructor> localConstructor = localClass.getConstructor(new Class[] {Context.class});

localInstance = localConstructor.newInstance(new Object[] {mContext});

Log.i("load plugin",localClass.toString());

}

return;

}

catch (Exception e)

{

e.printStackTrace();

}

}

public String getActivityName(String apkFile)

{

PackageInfo plocalObject = mContext.getPackageManager().getPackageArchiveInfo(apkFile, 1);

if ((plocalObject.activities != null) && (plocalObject.activities.length > 0))

{

return plocalObject.activities[0].name;

}

else

{

return null;

}

}

private void pluginActivityCreate(){

try

{

Method onCreate = localClass.getDeclaredMethod("onCreate", new Class[]{Bundle.class});

onCreate.setAccessible(true);

onCreate.invoke(localInstance, new Object[]{null});

}

catch (NoSuchMethodException e)

{

e.printStackTrace();

}

catch (IllegalArgumentException e)

{

e.printStackTrace();

}

catch (InvocationTargetException e)

{

e.printStackTrace();

}

catch (IllegalAccessException e)

{

e.printStackTrace();

}

}

}

插件

import android.app.*;

import android.os.*;

import android.util.*;

import android.view.*;

import android.view.ViewGroup.*;

import android.content.*;

import android.widget.*;

import android.graphics.*;

public class PluginMain extends Activity

{

protected Activity mProxyActivity = this;

private String TAG = "plugin";

public PluginMain()

{

super();

}

public PluginMain(Context context)

{

super();

this.mProxyActivity = (Activity) context;

}

@Override

public void onCreate(Bundle savedInstanceState)

{

if (mProxyActivity == this)

{

super.onCreate(savedInstanceState);

}

else

{

mProxyActivity.setContentView(getView(mProxyActivity));

}

Log.d(TAG, "Plugin onCreate");

}

private View getView(Context context)

{

LinearLayout layout = new LinearLayout(context);

layout.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));

layout.setBackgroundColor(Color.WHITE);

Button button = new Button(context);

button.setText("button");

layout.addView(button, LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);

button.setOnClickListener(new OnClickListener(){

@Override

public void onClick(View p1)

{

// TODO: Implement this method

Toast.makeText(mProxyActivity, "HelloWorld", Toast.LENGTH_SHORT).show();

}

});

return layout;

}

}

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