百度——LBS.云 v2.0——云存储的POI创建和删除

云存储接口功能：支持单个geotable亿级数据及数百G大小的存储，每天支持百万量级读写，每秒支持万量级读写。

 

有了LBS云，个人开发LBS应用就非常方便了。今天研究了一下。在android上如何提交和删除POI数据。

主要操作就是HTTP的GET和POST。使用postman的chrome插件可以辅助调试。

 

涉及的主要技术：json，Http GET，Http Post

 

官方帮助页面

http://developer.baidu.com/map/lbs-geodata.htm

 

package baidumapsdk.demo;

import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;

import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.params.CookiePolicy;
import org.apache.http.client.params.HttpClientParams;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.apache.http.protocol.HTTP;
import org.apache.http.util.EntityUtils;
import org.json.JSONArray;
import org.json.JSONObject;

import android.app.AlertDialog;
import android.app.Dialog;
import android.util.Log;

public class KKHttpUtils {

	public final static String BD_LBS_CLOUD = "http://api.map.baidu.com/geodata/v2";
	// POST
	public final static String BD_LBS_CLOUD_TABLE_CREATE_API = BD_LBS_CLOUD + "/geotable/create";	
	public final static String BD_LBS_CLOUD_TABLE_UPDATE_API = BD_LBS_CLOUD + "/geotable/delete";
	public final static String BD_LBS_CLOUD_TABLE_DELETE_API = BD_LBS_CLOUD + "/geotable/update";
	// GET
	public final static String BD_LBS_CLOUD_TABLE_DETAIL_API = BD_LBS_CLOUD + "/geotable/detail";
	public final static String BD_LBS_CLOUD_TABLE_LIST_API = BD_LBS_CLOUD + "/geotable/list";
	
	public final static String BD_LBS_CLOUD_COLUMN_CREATE_API = BD_LBS_CLOUD + "/column/create";	
	public final static String BD_LBS_CLOUD_COLUMN_DETAIL_API = BD_LBS_CLOUD + "/column/detail";
	public final static String BD_LBS_CLOUD_COLUMN_UPDATE_API = BD_LBS_CLOUD + "/column/update";
	public final static String BD_LBS_CLOUD_COLUMN_DELETE_API = BD_LBS_CLOUD + "/column/delete";
	public final static String BD_LBS_CLOUD_COLUMN_LIST_API = BD_LBS_CLOUD + "/column/list";
	
	public final static String BD_LBS_CLOUD_POI_CREATE_API = BD_LBS_CLOUD + "/poi/create";	
	public final static String BD_LBS_CLOUD_POI_DETAIL_API = BD_LBS_CLOUD + "/poi/detail";
	public final static String BD_LBS_CLOUD_POI_UPDATE_API = BD_LBS_CLOUD + "/poi/update";
	public final static String BD_LBS_CLOUD_POI_DELETE_API = BD_LBS_CLOUD + "/poi/delete";
	public final static String BD_LBS_CLOUD_POI_LIST_API = BD_LBS_CLOUD + "/poi/list";
	
	
	private static KKHttpUtils uniqueInstance = null;
	 
    private KKHttpUtils() {
       // Exists only to defeat instantiation.
    }

    public static KKHttpUtils getInstance() {
       if (uniqueInstance == null) { 
           uniqueInstance = new KKHttpUtils();
       }
 
       return uniqueInstance; 
    }

    public static List<BasicNameValuePair> BuildPostListTable(){
    	KKHttpParams.clear_params();
    	KKHttpParams.add_params("ak", "28be793ffbf2f5a83ec846c97d325a85");
    	return KKHttpParams.to_post_list();
    }
    
    public static HttpParams BuildGetListTable(){
    	HttpParams httpParameters = new BasicHttpParams();    	
    	httpParameters.setParameter("ak", "28be793ffbf2f5a83ec846c97d325a85");    	
    	return httpParameters;
    }
    
    public int dealwithresp(String resp){
    	int TIMEOUTSPAN = 5000;
    	int liret = -1;
		try {
			
			JSONObject jsonObject = new JSONObject(resp);
			String statuscode = jsonObject.getString("status");
			String statusmsg = jsonObject.getString("message");
			liret = Integer.parseInt(statuscode);
			Log.v("KKHP", resp);
			// 0:成功
			if (0 == liret) {
				JSONArray jsonGeoTables = jsonObject.getJSONArray("geotables");
				for (int i = 0; i < jsonGeoTables.length(); i++) {
					JSONObject jsonitem = (JSONObject) jsonGeoTables.opt(i);
					String tableid = jsonitem.getString("id");
					String tablename = jsonitem.getString("name");
					String tablegeotype = jsonitem.getString("geotype");
					String tablecreatetime = jsonitem.getString("create_time");
					String tableispublished = jsonitem
							.getString("is_published");

				}
			}
		} catch (Exception e) {
			// TODO: handle exception
			Log.v("KKHP", "except/"+e.toString());
		}
		return liret;
    }
    
    public int dealwithpoiresp(String resp){
    	int TIMEOUTSPAN = 5000;
    	int liret = -1;
		try {
			
			JSONObject jsonObject = new JSONObject(resp);
			String statuscode = jsonObject.getString("status");
			String statusmsg = jsonObject.getString("message");
			liret = Integer.parseInt(statuscode);
			Log.v("KKHP POI", resp);
			// 0:成功
			if (0 == liret) {
				String size = jsonObject.getString("size");
				String total = jsonObject.getString("total");
				
				JSONArray jsonGeoTables = jsonObject.getJSONArray("pois");
				for (int i = 0; i < jsonGeoTables.length(); i++) {
					JSONObject jsonitem = (JSONObject) jsonGeoTables.opt(i);
					String tableid = jsonitem.getString("id");
					String tablegeotableid = jsonitem.getString("geotable_id");
					String tabletitle = jsonitem.getString("title");
					String tableaddress = jsonitem.getString("address");
					String tablecreatetime = jsonitem.getString("create_time");

					String tablelng = jsonitem.getString("longtude");
					String tablelat = jsonitem.getString("latitude");
					
				}
			}
		} catch (Exception e) {
			// TODO: handle exception
			Log.v("KKHP", "except/"+e.toString());
		}
		return liret;
    }

    public String getdata(String url){
    	int TIMEOUTSPAN = 30000;
    	String resp="";
    	HttpGet localHttpGet = new HttpGet(url);    	    	
		try {
			
			HttpResponse localHttpResponse;
			
			// 实际测试设置超时，读取效果更差。
//			HttpParams httpParameters = new BasicHttpParams();
//			HttpConnectionParams.setConnectionTimeout(httpParameters, TIMEOUTSPAN);
//			HttpConnectionParams.setSoTimeout(httpParameters, TIMEOUTSPAN);  
			DefaultHttpClient localDefaultHttpClient = new DefaultHttpClient();
			// Compile Web or will happen invalid cookie
			HttpClientParams.setCookiePolicy(localDefaultHttpClient.getParams(), CookiePolicy.BROWSER_COMPATIBILITY);   
        	
			localHttpResponse = localDefaultHttpClient.execute(localHttpGet);
			resp = EntityUtils.toString(localHttpResponse.getEntity(), HTTP.UTF_8);
			
		}
		catch (Exception e)
	    {
			// TODO Auto-generated catch block
			//e.printStackTrace();
			Log.v("KKHP", "except/"+e.toString());
		}         	        
    	
    	return resp;
    }
    
	public int postdata(String url, List<BasicNameValuePair> params){
		int liret = -1;
        DefaultHttpClient localDefaultHttpClient = new DefaultHttpClient();
        //HttpPost localHttpPost = new HttpPost("http://www.1zpark.com/android/parkadd.php");
        HttpPost localHttpPost = new HttpPost(url);
        try {
//			localHttpPost.setEntity(new UrlEncodedFormEntity(_params, "UTF-8"));
        	localHttpPost.setEntity(new UrlEncodedFormEntity(params));
//        	Log.v("KKHP", params.size() +"/"+localHttpPost.getParams().toString());
        	
	        HttpResponse localHttpResponse = localDefaultHttpClient.execute(localHttpPost);	        
	        String resp = EntityUtils.toString(localHttpResponse.getEntity());	        
	        JSONObject jsonObject = new JSONObject(resp);
	        Log.v("KKHP", resp);
//	        {
//	            "status": 2,
//	            "message": "ak:参数必需"
//	        }	        
	        String statuscode = jsonObject.getString("status");	        
	        String statusmsg = jsonObject.getString("message");
	        
	        liret = Integer.parseInt(statuscode);
	        // 0:成功
	        if(0 == liret){

	        	
	        }
	        
        }
        catch (Exception e)
        {
			// TODO Auto-generated catch block
			//e.printStackTrace();
        	Log.v("KKHP", "except/"+e.toString());
		}
        
		return liret;
	}
}