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;
}
}
