Handler中接收消息方法中提示用静态方法或可能发生泄漏的解决方法

private static class IHandler extends Handler{

private WeakReference<Activity> mActivity;

public IHandler (LoginActivity activity){

mActivity=new WeakReference<Activity>(activity);
}

@Override
public void handleMessage(Message msg) {
// TODO Auto-generated method stub
super.handleMessage(msg);

}

}
private IHandler handler=new IHandler(this);