Android SDK 百度地图通过poi城市内检索简介接口的使用

<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" />
<meta-data 
android:name="com.baidu.lbsapi.API_KEY" 
android:value="GBm9SbM00C7Cd6vFi2evzSgK" /> 

button.setOnClickListener(new View.OnClickListener() { 
@Override 
public void onClick(View arg0) { 
// TODO Auto-generated method stub 
poiCitySearchOption = new PoiCitySearchOption() 
.city(city.getText().toString()) 
.keyword(keyword.getText().toString()); 
poiSearch.searchInCity(poiCitySearchOption); 
} 
});

OnGetPoiSearchResultListener onGetPoiSearchResultListener = new OnGetPoiSearchResultListener() { 
@Override 
public void onGetPoiResult(PoiResult poiResult) { 
// TODO Auto-generated method stub 
String poiname = poiResult.getAllPoi().get(0).name; 
String poiadd = poiResult.getAllPoi().get(0).address; 
String idString = poiResult.getAllPoi().get(0).uid; 
textView.setText( 
"第一条结果是：\n名称＝［"+ 
poiname+ 
"］\nID = ["+ 
idString 
+ "] \n地址＝［"+ 
poiadd+ 
"］"); 
} 
@Override 
public void onGetPoiDetailResult(PoiDetailResult arg0) { 
// TODO Auto-generated method stub 
} 
};