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Android基站定位原理及实现代码

2019年07月24日 | 移动技术网移动技术 | 我要评论

 
import java.io.bufferedreader; 
import java.io.inputstreamreader; 
import org.apache.http.httpresponse; 
import org.apache.http.httpstatus; 
import org.apache.http.client.methods.httppost; 
import org.apache.http.entity.stringentity; 
import org.apache.http.impl.client.defaulthttpclient; 
import org.json.jsonarray; 
import org.json.jsonobject; 

import android.app.activity; 
import android.content.context; 
import android.os.bundle; 
import android.os.handler; 
import android.os.message; 
import android.telephony.telephonymanager; 
import android.telephony.gsm.gsmcelllocation; 
import android.view.view; 
import android.view.view.onclicklistener; 
import android.widget.button; 
import android.widget.linearlayout; 
import android.widget.textview; 

public class test extends activity { 

context context=this; 
linearlayout mainview=null; 
button button=null; 
textview tv=null; 

public void oncreate(bundle savedinstancestate) { 
super.oncreate(savedinstancestate); 
this.settitle("基站+联网+google数据库定位"); 
mainview=new linearlayout(this); 
mainview.setorientation(linearlayout.vertical); 
button=new button(this); 
button.settext("定位测试"); 
button.setonclicklistener(new onclicklistener(){ 
@override 
public void onclick(view v) { 
(new httpthread(context)).start(); 
} 
}); 
mainview.addview(button,new linearlayout.layoutparams(-2,-2)); 
tv=new textview(this); 
tv.settext("hello！\n"); 
mainview.addview(tv); 
setcontentview(mainview); 
} 

class httpthread extends thread{ 

telephonymanager tm=null; 
gsmcelllocation gcl=null; 
int cid=0; 
int lac=0; 
int mcc = 0; 
int mnc =0; 
stringbuffer sb=null; 

handler handler=new handler(){ 
public void handlemessage(message msg) { 
switch (msg.what) { 
case 1: 
tv.append(sb.tostring()); 
break; 
} 
super.handlemessage(msg); 
} 
}; 

httpthread(context context){ 
tm=(telephonymanager)context.getsystemservice(context.telephony_service); 
gcl=(gsmcelllocation) tm.getcelllocation(); 
cid=gcl.getcid(); 
lac=gcl.getlac(); 
mcc = integer.valueof(tm.getnetworkoperator().substring(0,3)); 
mnc = integer.valueof(tm.getnetworkoperator().substring(3,5)); 

sb=new stringbuffer(); 
sb.append("cid:"+cid + "\n"); 
sb.append("lac:"+lac + "\n"); 
sb.append("mcc:"+mcc + "\n"); 
sb.append("mnc:"+mnc + "\n"); 
} 

public void run(){ 
try { 
jsonobject jobject = new jsonobject(); 
jobject.put("version", "1.1.0"); 
jobject.put("host", "maps.google.com"); 
jobject.put("request_address", true); 
if (mcc == 460) { 
jobject.put("address_language", "zh_cn"); 
} else { 
jobject.put("address_language", "en_us"); 
} 
jsonarray jarray = new jsonarray(); 
jsonobject jdata = new jsonobject(); 
jdata.put("cell_id", cid); 
jdata.put("location_area_code", lac); 
jdata.put("mobile_country_code", mcc); 
jdata.put("mobile_network_code", mnc); 
jarray.put(jdata); 
jobject.put("cell_towers", jarray); 

defaulthttpclient client = new defaulthttpclient(); 
httppost post = new httppost("http://www.google.com/loc/json"); 
stringentity se = new stringentity(jobject.tostring()); 
post.setentity(se); 
httpresponse resp = client.execute(post); 
bufferedreader br = null; 
if (resp.getstatusline().getstatuscode() == httpstatus.sc_ok) { 
sb.append("联网成功\n"); 
br = new bufferedreader(new inputstreamreader(resp.getentity().getcontent())); 
}else{ 
sb.append("联网获取数据失败!\n"); 
} 

string result = br.readline(); 
while (result != null) { 
sb.append(result); 
result = br.readline(); 
} 
}catch(exception ex){ 
sb.append(ex.getmessage()); 
} 
message msg=new message(); 
msg.what=1; 
handler.sendmessage(msg); 
} 
} 
} 

所需权限

复制代码代码如下:

 
<uses-permission android:name="android.permission.internet"></uses-permission> 
< uses-permission android:name="android.permission.access_coarse_location"></uses-permission> 