次のコードを使用していますが、saxparserexceptionを取得しています。それを解決する方法。次のコードを使用している場合、次の例外が発生します。
org.xml.sax.SAXParseException:終了していないエンティティref(java.io.InputStreamReader@406cdeb0のposition:ENTITY_REF&@ 1:799)
それを解決する方法誰かが私を助けてください。
*public class MapViewActivity extends MapActivity
{
MapView mapView;
@Override
protected void onCreate(Bundle savedInsatnceState)
{
super.onCreate(savedInsatnceState);
setContentView(R.layout.map);
mapView = (MapView) findViewById(R.id.myMapView1);
//mapView.setBuiltInZoomControls(true);
double src_lat = 18.556019;
double src_long = 73.822283;
double dest_lat = 18.500487;
double dest_long = 73.866900;
GeoPoint srcGeoPoint = new GeoPoint((int) (src_lat * 1E6),
(int) (src_long * 1E6));
GeoPoint destGeoPoint = new GeoPoint((int) (dest_lat * 1E6),
(int) (dest_long * 1E6));
DrawPath(srcGeoPoint, destGeoPoint, Color.GREEN, mapView);
mapView.getController().animateTo(srcGeoPoint);
mapView.getController().setZoom(15);
}
protected boolean isRouteDisplayed()
{
return false;
}
private void DrawPath(GeoPoint src, GeoPoint dest, int color,
MapView mMapView01) {
System.out.println("in drawPath");
// connect to map web service
StringBuilder urlString = new StringBuilder();
urlString.append("http://maps.google.com/maps?f=d&hl=en");
urlString.append("&saddr=");// from
urlString.append(Double.toString((double) src.getLatitudeE6() / 1.0E6));
urlString.append(",");
urlString
.append(Double.toString((double) src.getLongitudeE6() / 1.0E6));
urlString.append("&daddr=");// to
urlString
.append(Double.toString((double) dest.getLatitudeE6() / 1.0E6));
urlString.append(",");
urlString.append(Double
.toString((double) dest.getLongitudeE6() / 1.0E6));
urlString.append("&ie=UTF8&0&om=0&output=kml");
Log.d("xxx", "URL=" + urlString.toString());
// get the kml (XML) doc. And parse it to get the coordinates(direction
// route).
Document doc = null;
HttpURLConnection urlConnection = null;
URL url = null;
try {
url = new URL(urlString.toString());
urlConnection = (HttpURLConnection) url.openConnection();
urlConnection.setRequestMethod("GET");
urlConnection.setDoOutput(true);
urlConnection.setDoInput(true);
urlConnection.connect();
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
DocumentBuilder db = dbf.newDocumentBuilder();
doc = db.parse(urlConnection.getInputStream());
if (doc.getElementsByTagName("GeometryCollection").getLength() > 0) {
// String path =
// doc.getElementsByTagName("GeometryCollection").item(0).getFirstChild().getFirstChild().getNodeName();
String path = doc.getElementsByTagName("GeometryCollection")
.item(0).getFirstChild().getFirstChild()
.getFirstChild().getNodeValue();
Log.d("xxx", "path=" + path);
String[] pairs = path.split(" ");
String[] lngLat = pairs[0].split(","); // lngLat[0]=longitude
// lngLat[1]=latitude
// lngLat[2]=height
// src
GeoPoint startGP = new GeoPoint((int) (Double
.parseDouble(lngLat[1]) * 1E6), (int) (Double
.parseDouble(lngLat[0]) * 1E6));
mMapView01.getOverlays()
.add(new MyOverlay(startGP, startGP, 1));
GeoPoint gp1;
GeoPoint gp2 = startGP;
for (int i = 1; i < pairs.length; i++) // the last one would be
// crash
{
System.out.println("in while");
lngLat = pairs[i].split(",");
gp1 = gp2;
// watch out! For GeoPoint, first:latitude, second:longitude
gp2 = new GeoPoint(
(int) (Double.parseDouble(lngLat[1]) * 1E6),
(int) (Double.parseDouble(lngLat[0]) * 1E6));
mMapView01.getOverlays().add(
new MyOverlay(gp1, gp2, 2, color));
Log.d("xxx", "pair:" + pairs[i]);
}
mMapView01.getOverlays().add(new MyOverlay(dest, dest, 3)); // use
// the
// default
// color
}
} catch (MalformedURLException e)
{
e.printStackTrace();
} catch (IOException e)
{
e.printStackTrace();
} catch (ParserConfigurationException e) {
e.printStackTrace();
} catch (SAXException e) {
e.printStackTrace();
}
}
} *