Android手机号码归属地的查询
一个简单的Demo,从聚合数据申请手机号码归属地数据接口;
在EditText中输入待查询号码,获取号码后在子线程中使用HttpUrlconnection获取JSON数据,之后进行解析;
数据获取完成后,在主线程中更新UI,显示获取的号码归属地信息。
布局文件
<?xmlversion="1.0"encoding="utf-8"?> <LinearLayoutxmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical"> <EditText android:id="@+id/et_querylocation" android:layout_height="wrap_content" android:layout_width="match_parent" android:textColor="#000000" android:hint="输入号码"/> <Button android:onClick="query" android:textSize="24sp" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="查询"/> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:id="@+id/tv_phonelocation" android:textSize="20sp" android:textColor="#000000"/> </LinearLayout>
java代码
packagecom.example.phonehome;
importjava.io.BufferedReader;
importjava.io.DataOutputStream;
importjava.io.IOException;
importjava.io.InputStream;
importjava.io.InputStreamReader;
importjava.io.UnsupportedEncodingException;
importjava.net.HttpURLConnection;
importjava.net.URL;
importjava.net.URLEncoder;
importjava.util.HashMap;
importjava.util.Map;
importorg.json.JSONObject;
importandroid.app.Activity;
importandroid.os.Bundle;
importandroid.os.Handler;
importandroid.text.TextUtils;
importandroid.view.View;
importandroid.widget.EditText;
importandroid.widget.TextView;
importandroid.widget.Toast;
publicclassMainActivityextendsActivity{
privateEditTextet_phone;
privateTextViewtv_phone;
privatefinalstaticintSTART=0;
privatefinalstaticintFINISH=1;
privateStringphone;//待查询号码
//号码信息
privatestaticStringprovince;
privatestaticStringcity;
privatestaticStringcompany;
privatestaticStringcard;
publicstaticfinalStringDEF_CHATSET="UTF-8";
publicstaticfinalintDEF_CONN_TIMEOUT=30000;
publicstaticfinalintDEF_READ_TIMEOUT=30000;
publicstaticfinalStringAPPKEY="申请的APPKEY";
//子线程中查询数据开始、完成时发送消息,完成相应操作
Handlerhandler=newHandler(){
publicvoidhandleMessage(android.os.Messagemsg){
switch(msg.what){
caseSTART:
Toast.makeText(MainActivity.this,"正在查询,请稍候",Toast.LENGTH_SHORT).show();
break;
caseFINISH:
//在Textview中显示查得的号码信息(子线程中不能更新UI)
tv_phone.setText(province+""+city+""+company+""+card);
break;
default:
break;
}
};
};
@Override
protectedvoidonCreate(BundlesavedInstanceState){
super.onCreate(savedInstanceState);
initView();
}
//Button的店家事件,获取待查询号码后在子线程中进行查询
publicvoidquery(Viewv){
phone=et_phone.getText().toString().trim();
if(!TextUtils.isEmpty(phone)){
newThread(){
publicvoidrun(){
//开始查询
handler.obtainMessage(START).sendToTarget();
getRequest(phone);
//查得结果
handler.obtainMessage(FINISH).sendToTarget();
};
}.start();
}else{
Toast.makeText(MainActivity.this,"输入号码不能为空",Toast.LENGTH_SHORT).show();
}
}
//手机归属地查询
publicstaticvoidgetRequest(Stringphone){
Stringresult=null;
Stringurl="http://apis.juhe.cn/mobile/get";//请求接口地址
Mapparams=newHashMap();//请求参数
params.put("phone",phone);//需要查询的手机号码或手机号码前7位
params.put("key",APPKEY);//应用APPKEY(应用详细页查询)
params.put("dtype","");//返回数据的格式,xml或json,默认json
try{
//得到JSON数据,并进行解析
result=net(url,params,"GET");
JSONObjectobject=newJSONObject(result);
JSONObjectob=newJSONObject(object.get("result").toString()+"");
province=ob.getString("province");
city=ob.getString("city");
company=ob.getString("company");
card=ob.getString("card");
}catch(Exceptione){
e.printStackTrace();
}
}
/**
*
*@paramstrUrl请求地址
*@paramparams请求参数
*@parammethod请求方法
*@return网络请求字符串
*@throwsException
*/
publicstaticStringnet(StringstrUrl,Mapparams,Stringmethod)throwsException{
HttpURLConnectionconn=null;
BufferedReaderreader=null;
Stringrs=null;
try{
StringBuffersb=newStringBuffer();
if(method==null||method.equals("GET")){
strUrl=strUrl+"?"+urlencode(params);
}
URLurl=newURL(strUrl);
conn=(HttpURLConnection)url.openConnection();
if(method==null||method.equals("GET")){
conn.setRequestMethod("GET");
}else{
conn.setRequestMethod("POST");
conn.setDoOutput(true);
}
//conn.setRequestProperty("User-agent",userAgent);
conn.setUseCaches(false);
conn.setConnectTimeout(DEF_CONN_TIMEOUT);
conn.setReadTimeout(DEF_READ_TIMEOUT);
conn.setInstanceFollowRedirects(false);
conn.connect();
if(params!=null&&method.equals("POST")){
try{
DataOutputStreamout=newDataOutputStream(conn.getOutputStream());
out.writeBytes(urlencode(params));
}catch(Exceptione){
//TODO:handleexception
e.printStackTrace();
}
}
InputStreamis=conn.getInputStream();
reader=newBufferedReader(newInputStreamReader(is,DEF_CHATSET));
StringstrRead=null;
while((strRead=reader.readLine())!=null){
sb.append(strRead);
}
rs=sb.toString();
}catch(IOExceptione){
e.printStackTrace();
}finally{
if(reader!=null){
reader.close();
}
if(conn!=null){
conn.disconnect();
}
}
returnrs;
}
//将map型转为请求参数型
publicstaticStringurlencode(Map<String,String>data){
StringBuildersb=newStringBuilder();
for(Map.Entryi:data.entrySet()){
try{
sb.append(i.getKey()).append("=").append(URLEncoder.encode(i.getValue()+"","UTF-8")).append("&");
}catch(UnsupportedEncodingExceptione){
e.printStackTrace();
}
}
returnsb.toString();
}
privatevoidinitView(){
setContentView(R.layout.activity_main);
et_phone=(EditText)findViewById(R.id.et_querylocation);
tv_phone=(TextView)findViewById(R.id.tv_phonelocation);
}
}
以上就是本文的全部内容,希望对大家的学习有所帮助。