<meta-data
    android:name="com.baidu.lbsapi.API_KEY"
    android:value="你刚才复制的AK"
    />

<uses-permission android:name="android.permission.GET_ACCOUNTS" />
<uses-permission android:name="android.permission.USE_CREDENTIALS" />
<uses-permission android:name="android.permission.MANAGE_ACCOUNTS" />
<uses-permission android:name="android.permission.AUTHENTICATE_ACCOUNTS" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="com.android.launcher.permission.READ_SETTINGS" />
<uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<uses-permission android:name="android.permission.READ_PHONE_STATE" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.BROADCAST_STICKY" />
<uses-permission android:name="android.permission.WRITE_SETTINGS" />
<uses-permission android:name="android.permission.READ_PHONE_STATE" />
<com.baidu.mapapi.map.MapView    android:id="@+id/bmapView"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:clickable="true"    />
protected void onCreate(Bundle savedInstanceState) {   super.onCreate(savedInstanceState);   //在使用SDK各组件之前初始化context信息，传入ApplicationContext     //注意该方法要再setContentView方法之前实现     SDKInitializer.initialize(getApplicationContext());   setContentView(R.layout.activity_main);}