LocationActivity

package com.baidu.location.demo;

import com.baidu.baidulocationdemo.R;
import com.baidu.location.BDLocation;
import com.baidu.location.BDLocationListener;
import com.baidu.location.Poi;
import com.baidu.location.service.LocationService;
import com.baidu.location.service.MyLocationService;

import android.app.Activity;
import android.app.ActivityManager;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.text.method.ScrollingMovementMethod;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

import android.content.ContentValues;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.widget.Toast;

import org.apache.http.params.CoreConnectionPNames;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLEncoder;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
import java.util.Map;

import javax.net.ssl.HttpsURLConnection;

/***
 * 单点定位示例，用来展示基本的定位结果，配置在LocationService.java中
 * 默认配置也可以在LocationService中修改
 * 默认配置的内容自于开发者论坛中对开发者长期提出的疑问内容
 *
 * @author baidu
 */
public class LocationActivity extends Activity {
    private LocationService locationService;
    private MyLocationService myLocationService;
    private TextView LocationResult;
    private Button startLocation;
    //private Button query;

    public static String workid = null;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        // TODO Auto-generated method stub
        super.onCreate(savedInstanceState);
        // -----------demo view config ------------
        setContentView(R.layout.location);
        LocationResult = (TextView) findViewById(R.id.textView1);
        LocationResult.setMovementMethod(ScrollingMovementMethod.getInstance());
        startLocation = (Button) findViewById(R.id.addfence);
        //query=(Button) findViewById(R.id.query);

    }

    /**
     * 显示请求字符串
     *
     * @param str
     */
    public void logMsg(String str) {
        try {
            if (LocationResult != null)
                LocationResult.setText(str);
            Log.w("warn", str);
            //insert(longitude,latitude);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    /***
     * Stop location service
     */
    @Override
    protected void onStop() {
        // TODO Auto-generated method stub
        super.onStop();
    }

    private boolean isServiceRunning() {
        ActivityManager manager = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
        for (ActivityManager.RunningServiceInfo service : manager.getRunningServices(Integer.MAX_VALUE)) {
            if ("com.baidu.location.service.MyLocationService".equals(service.service.getClassName())) {
                return true;
            }
        }
        return false;
    }

    @Override
    protected void onStart() {
        // TODO Auto-generated method stub
        super.onStart();
        Log.i("workid", "" + this.isServiceRunning());
        if(this.isServiceRunning()){
            startLocation.setText(getString(R.string.stoplocation));
        }else{
            startLocation.setText(getString(R.string.startlocation));
        }
        startLocation.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                if (startLocation.getText().toString().equals(getString(R.string.startlocation))) {
                    LocationResult.setVisibility(View.VISIBLE);
                    //locationService.start();// 定位SDK
                    // start之后会默认发起一次定位请求，开发者无须判断isstart并主动调用request
                    Date date = new Date();
                    LocationActivity.workid = new SimpleDateFormat("MMddHHmm").format(date);
                    Intent idintent = new Intent(LocationActivity.this, MyLocationService.class);
                    idintent.putExtra("workid", LocationActivity.workid);
                    startService(idintent);
                    startLocation.setText(getString(R.string.stoplocation));
                } else {
                    //locationService.stop();
                    stopService(new Intent(LocationActivity.this, MyLocationService.class));
                    getdialog();
                    startLocation.setText(getString(R.string.startlocation));
                    LocationResult.setVisibility(View.INVISIBLE);
                }
            }
        });
    }

    private void getdialog() {
        final EditText et = new EditText(this);
        final String workid = this.workid;
        new AlertDialog.Builder(this).setTitle("请输入面积").setView(et).
                setPositiveButton("确定", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface arg0, int arg1) {
                        final String size = et.getText().toString();
                        new Thread() {
                            @Override
                            public void run() {
                                httpget(workid, size);
                            }
                        }.start();
                        //Log.i("size",size);

                    }
                }).show();
    }

    public String httpget(String workid, String size) {

        String result = "";
        BufferedReader in = null;
        StringBuilder buf = new StringBuilder("http://www.agribiotech.cn/record/record/sizerecord");
        buf.append("?");
        buf.append("workid=" + workid + "&");
        buf.append("size=" + size);

        try {
            URL url = null;
            url = new URL(buf.toString());
            URLConnection conn = url.openConnection();
            conn.setRequestProperty("Content-Type", "application/json; charset=UTF-8");
            conn.setRequestProperty("Accept", "application/json");
            conn.connect();
            Map<String, List<String>> map = conn.getHeaderFields();
            for (String key : map.keySet()) {
                System.out.println(key + "--->" + map.get(key));
            }
            in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
            String line;
            while ((line = in.readLine()) != null) {
                result += "\n" + line;
            }

        } catch (IOException e) {
            Log.i("warn", e.toString());
            e.printStackTrace();
        } finally {
            try {
                if (in != null) {
                    in.close();
                }
            } catch (IOException ex) {
                ex.printStackTrace();
            }
        }
        return result;

    }
}