Problém affichage maps view android

Bonjour ,

je travaille sur un petit projet sous android j'ai essaye l'affichage d'une map view mais la maps veut pas s'afficher je sais pas d'ou vient le blém
la clé je l'ai bien générée

voila le code source

mon activité

Code:

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package com.example.testdeath;
 
import java.util.List;
 
import android.graphics.drawable.Drawable;
import android.os.Bundle;
 
import com.google.android.maps.GeoPoint;
import com.google.android.maps.MapActivity;
import com.google.android.maps.MapController;
import com.google.android.maps.MapView;
import com.google.android.maps.Overlay;
import com.google.android.maps.OverlayItem;
 
public class MainActivity extends MapActivity {
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
 
        // Displaying Zooming controls
        MapView mapView = (MapView) findViewById(R.id.mapView);
        mapView.setBuiltInZoomControls(true);
 
        /**
         * Changing Map Type
         * */
        // mapView.setSatellite(true); // Satellite View
        // mapView.setStreetView(true); // Street View
        // mapView.setTraffic(true); // Traffic view
 
        /**
         * showing location by Latitude and Longitude
         * */        
        MapController mc = mapView.getController();
        double lat = Double.parseDouble("48.85827758964043");
        double lon = Double.parseDouble("2.294543981552124");
        GeoPoint geoPoint = new GeoPoint((int)(lat * 1E6), (int)(lon * 1E6));
        mc.animateTo(geoPoint);
        mc.setZoom(15);
        mapView.invalidate(); 
 
 
        /**
         * Placing Marker
         * */
        List<Overlay> mapOverlays = mapView.getOverlays();
        Drawable drawable = this.getResources().getDrawable(R.drawable.mark_red);
        AddItemizedOverlay itemizedOverlay = 
             new AddItemizedOverlay(drawable, this);
 
 
        OverlayItem overlayitem = new OverlayItem(geoPoint, "Hello", "Sample Overlay item");
 
        itemizedOverlay.addOverlay(overlayitem);
        mapOverlays.add(itemizedOverlay);
 
    }
 
	@Override
	protected boolean isRouteDisplayed() {
		return false;
	}
}

lautre activité

l'interface mapview

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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >
 
 
<com.google.android.maps.MapView
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/mapView"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:clickable="true"
    android:apiKey="AIzaSyB9ONJU7ffPOlURR-QwVLL2tpqIQ12wPTs"
/>
 
</RelativeLayout>

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package com.example.testdeath;
 
import java.util.ArrayList;
 
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.util.Log;
import android.view.MotionEvent;
import android.widget.Toast;
 
import com.google.android.maps.GeoPoint;
import com.google.android.maps.ItemizedOverlay;
import com.google.android.maps.MapView;
import com.google.android.maps.OverlayItem;
 
public class AddItemizedOverlay extends ItemizedOverlay<OverlayItem> {
 
	   private ArrayList<OverlayItem> mapOverlays = new ArrayList<OverlayItem>();
 
	   private Context context;
 
	   public AddItemizedOverlay(Drawable defaultMarker) {
	        super(boundCenterBottom(defaultMarker));
	   }
 
	   public AddItemizedOverlay(Drawable defaultMarker, Context context) {
	        this(defaultMarker);
	        this.context = context;
	   }
 
	   @Override
	   protected OverlayItem createItem(int i) {
	      return mapOverlays.get(i);
	   }
 
	   @Override
	   public int size() {
	      return mapOverlays.size();
	   }
 
	   @Override
	   protected boolean onTap(int index) {
		  Log.e("Tap", "Tap Performed");
	      return true;
	   }
 
	   public void addOverlay(OverlayItem overlay) {
	      mapOverlays.add(overlay);
	       this.populate();
	   }
 
	   /**
            * Getting Latitude and Longitude on Touch event
            * **/
	   @Override
       public boolean onTouchEvent(MotionEvent event, MapView mapView) 
       {   
 
           if (event.getAction() == 1) {                
               GeoPoint geopoint = mapView.getProjection().fromPixels(
                   (int) event.getX(),
                   (int) event.getY());
               // latitude
               double lat = geopoint.getLatitudeE6() / 1E6;
               // longitude
               double lon = geopoint.getLongitudeE6() / 1E6;
               Toast.makeText(context, "Lat: " + lat + ", Lon: "+lon, Toast.LENGTH_SHORT).show();
           }                            
           return false;
       } 
 
	}

String.xml

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<?xml version="1.0" encoding="utf-8"?>
<resources>
 
    <string name="app_name">testdeath</string>
    <string name="action_settings">Settings</string>
    <string name="hello_world">Hello world!</string>
 
</resources>

android manifest

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<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.testdeath"
    android:versionCode="1"
    android:versionName="1.0" >
 
    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="17" />
 
    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
 
 
        <!--  Add Google Map Library -->
        <uses-library android:name="com.google.android.maps" />
 
        <activity
            android:name="com.example.testdeath.MainActivity"
            android:label="@string/app_name" >
 
 
 
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
 
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>
 
       <!-- Allow to connect with internet -->
	<uses-permission android:name="android.permission.INTERNET" />
</manifest>

:(:(:(:(:(:(:(:(:(:(:(:(