android GoogleMap定位（四）(2)

                    Toast.makeText(AddressActivity.this, "输入有效地址", 
                            Toast.LENGTH_LONG).show(); 
                } else { 
                    double[] result=ConvertUtil.getLocationInfo(address); 
                    UpdateMapView(result[0], result[1]); 
                } 
            } 
 
        }); 
        locBn.performClick(); 
    } 
 
    @Override 
    protected boolean isRouteDisplayed() { 
        // TODO Auto-generated method stub 
        return true; 
    } 
 
    private void UpdateMapView(double dlong, double dLat) { 
    GeoPoint gp = new GeoPoint((int)(dLat*1E6), (int)(dlong*1E6)); 
    mv.displayZoomControls(true); 
    controller.animateTo(gp); 
    List<Overlay> ol = mv.getOverlays(); 
    ol.clear(); 
    ol.add(new PosOverLay(gp, posBitmap)); 
    } 
} 
 
处理请求（推荐此处用service，handle来进行处理交互） 
 
package com.hc; 
 
import java.io.BufferedReader; 
import java.io.IOException; 
import java.io.InputStream; 
import java.io.InputStreamReader; 
 
import org.apache.http.HttpEntity; 
import org.apache.http.HttpResponse; 
import org.apache.http.client.ClientProtocolException; 
import org.apache.http.client.HttpClient; 
import org.apache.http.client.methods.HttpGet; 
import org.apache.http.impl.client.DefaultHttpClient; 
import org.json.JSONException; 
import org.json.JSONObject; 
 
public class ConvertUtil { 
public static double[] getLocationInfo(String address){ 
    HttpClient client= new DefaultHttpClient(); 
    HttpGet httpGet=new HttpGet("http://maps.google.com/maps/api/geocode/json?address="+address+"ka&sensor=false");