Salut ..
j'ai rencontré un probleme lors l'execution de mon application sur android 2.2 googleAPI voila un boout de mon code.
vous pouvez trouver le code source complet dans :
http://code.google.com/p/j2memaprout...RouteAndroidEx
Voila le code :
et voila les erreurs qui apparaissent :
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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109 public class MapRouteActivity extends MapActivity { LinearLayout linearLayout; MapView mapView; private Road mRoad; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); mapView = (MapView) findViewById(R.id.mapview); mapView.setBuiltInZoomControls(true); new Thread() { @Override public void run() { double fromLat = 49.85, fromLon = 24.016667, toLat = 50.45, toLon = 30.523333; String url = RoadProvider .getUrl(fromLat, fromLon, toLat, toLon); InputStream is = getConnection(url); mRoad = RoadProvider.getRoute(is); mHandler.sendEmptyMessage(0); } }.start(); } Handler mHandler = new Handler() { public void handleMessage(android.os.Message msg) { TextView textView = (TextView) findViewById(R.id.description); textView.setText(mRoad.mName + " " + mRoad.mDescription); MapOverlay mapOverlay = new MapOverlay(mRoad, mapView); List<Overlay> listOfOverlays = mapView.getOverlays(); listOfOverlays.clear(); listOfOverlays.add(mapOverlay); mapView.invalidate(); }; }; private InputStream getConnection(String url) { InputStream is = null; try { URLConnection conn = new URL(url).openConnection(); is = conn.getInputStream(); } catch (MalformedURLException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } return is; } @Override protected boolean isRouteDisplayed() { return false; } } class MapOverlay extends com.google.android.maps.Overlay { Road mRoad; ArrayList<GeoPoint> mPoints; public MapOverlay(Road road, MapView mv) { mRoad = road; if (road.mRoute.length > 0) { mPoints = new ArrayList<GeoPoint>(); for (int i = 0; i < road.mRoute.length; i++) { mPoints.add(new GeoPoint((int) (road.mRoute[i][1] * 1000000), (int) (road.mRoute[i][0] * 1000000))); } int moveToLat = (mPoints.get(0).getLatitudeE6() + (mPoints.get( mPoints.size() - 1).getLatitudeE6() - mPoints.get(0) .getLatitudeE6()) / 2); int moveToLong = (mPoints.get(0).getLongitudeE6() + (mPoints.get( mPoints.size() - 1).getLongitudeE6() - mPoints.get(0) .getLongitudeE6()) / 2); GeoPoint moveTo = new GeoPoint(moveToLat, moveToLong); MapController mapController = mv.getController(); mapController.animateTo(moveTo); mapController.setZoom(7); } } @Override public boolean draw(Canvas canvas, MapView mv, boolean shadow, long when) { super.draw(canvas, mv, shadow); drawPath(mv, canvas); return true; } public void drawPath(MapView mv, Canvas canvas) { int x1 = -1, y1 = -1, x2 = -1, y2 = -1; Paint paint = new Paint(); paint.setColor(Color.GREEN); paint.setStyle(Paint.Style.STROKE); paint.setStrokeWidth(3); for (int i = 0; i < mPoints.size(); i++) { Point point = new Point(); mv.getProjection().toPixels(mPoints.get(i), point); x2 = point.x; y2 = point.y; if (i > 0) { canvas.drawLine(x1, y1, x2, y2, paint); } x1 = x2; y1 = y2; } } }
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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24 07-30 14:03:08.969: W/dalvikvm(6934): Unable to resolve superclass of Lcom/test/MapRouteActivity; (17) 07-30 14:03:08.969: W/dalvikvm(6934): Link of class 'Lcom/test/MapRouteActivity;' failed 07-30 14:03:08.969: W/dalvikvm(6934): threadid=1: thread exiting with uncaught exception (group=0x2aac87c8) 07-30 14:03:08.979: E/AndroidRuntime(6934): FATAL EXCEPTION: main 07-30 14:03:08.979: E/AndroidRuntime(6934): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.test/com.test.MapRouteActivity}: java.lang.ClassNotFoundException: com.test.MapRouteActivity in loader dalvik.system.PathClassLoader[/data/app/com.test-1.apk] 07-30 14:03:08.979: E/AndroidRuntime(6934): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2585) 07-30 14:03:08.979: E/AndroidRuntime(6934): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2679) 07-30 14:03:08.979: E/AndroidRuntime(6934): at android.app.ActivityThread.access$2300(ActivityThread.java:125) 07-30 14:03:08.979: E/AndroidRuntime(6934): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2033) 07-30 14:03:08.979: E/AndroidRuntime(6934): at android.os.Handler.dispatchMessage(Handler.java:99) 07-30 14:03:08.979: E/AndroidRuntime(6934): at android.os.Looper.loop(Looper.java:123) 07-30 14:03:08.979: E/AndroidRuntime(6934): at android.app.ActivityThread.main(ActivityThread.java:4627) 07-30 14:03:08.979: E/AndroidRuntime(6934): at java.lang.reflect.Method.invokeNative(Native Method) 07-30 14:03:08.979: E/AndroidRuntime(6934): at java.lang.reflect.Method.invoke(Method.java:521) 07-30 14:03:08.979: E/AndroidRuntime(6934): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868) 07-30 14:03:08.979: E/AndroidRuntime(6934): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626) 07-30 14:03:08.979: E/AndroidRuntime(6934): at dalvik.system.NativeStart.main(Native Method) 07-30 14:03:08.979: E/AndroidRuntime(6934): Caused by: java.lang.ClassNotFoundException: com.test.MapRouteActivity in loader dalvik.system.PathClassLoader[/data/app/com.test-1.apk] 07-30 14:03:08.979: E/AndroidRuntime(6934): at dalvik.system.PathClassLoader.findClass(PathClassLoader.java:243) 07-30 14:03:08.979: E/AndroidRuntime(6934): at java.lang.ClassLoader.loadClass(ClassLoader.java:573) 07-30 14:03:08.979: E/AndroidRuntime(6934): at java.lang.ClassLoader.loadClass(ClassLoader.java:532) 07-30 14:03:08.979: E/AndroidRuntime(6934): at android.app.Instrumentation.newActivity(Instrumentation.java:1021) 07-30 14:03:08.979: E/AndroidRuntime(6934): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2577) 07-30 14:03:08.979: E/AndroidRuntime(6934): ... 11 more
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