package tim.prune.load.xml;
import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import org.xml.sax.Attributes;
+import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
+import org.xml.sax.XMLReader;
import org.xml.sax.helpers.DefaultHandler;
+import org.xml.sax.helpers.XMLReaderFactory;
+
import tim.prune.App;
import tim.prune.I18nManager;
-import tim.prune.data.Altitude;
import tim.prune.data.SourceInfo;
+import tim.prune.load.MediaLinkInfo;
/**
* Class for handling loading of Xml files, and passing the
*/
public void run()
{
+ FileInputStream inStream = null;
+ boolean success = false;
try
{
- // Construct a SAXParser and use this as a default handler
- SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();
- saxParser.parse(_file, this);
+ inStream = new FileInputStream(_file);
+ success = parseXmlStream(inStream);
+ }
+ catch (FileNotFoundException fnfe) {}
+ // Clean up the stream, don't need it any more
+ try {inStream.close();} catch (IOException e2) {}
+
+ if (success)
+ {
// Check whether handler was properly instantiated
if (_handler == null)
{
}
else
{
+ SourceInfo.FILE_TYPE sourceType = (_handler instanceof GpxHandler ? SourceInfo.FILE_TYPE.GPX : SourceInfo.FILE_TYPE.KML);
+ SourceInfo sourceInfo = new SourceInfo(_file, sourceType);
+ sourceInfo.setFileTitle(_handler.getFileTitle());
+
// Pass information back to app
- SourceInfo sourceInfo = new SourceInfo(_file,
- (_handler instanceof GpxHandler?SourceInfo.FILE_TYPE.GPX:SourceInfo.FILE_TYPE.KML));
_app.informDataLoaded(_handler.getFieldArray(), _handler.getDataArray(),
- Altitude.Format.METRES, sourceInfo, _handler.getTrackNameList());
+ null, sourceInfo, _handler.getTrackNameList(),
+ new MediaLinkInfo(_handler.getLinkArray()));
}
}
- catch (Exception e)
+ }
+
+
+ /**
+ * Try both Xerces and the built-in java classes to parse the given xml stream
+ * @param inStream input stream from file / zip / gzip
+ * @return true on success, false if both xerces and built-in parser failed
+ */
+ public boolean parseXmlStream(InputStream inStream)
+ {
+ boolean success = false;
+ // Firstly, try to use xerces to parse the xml (will throw an exception if not available)
+ try
+ {
+ XMLReader xmlReader = XMLReaderFactory.createXMLReader("org.apache.xerces.parsers.SAXParser");
+ xmlReader.setContentHandler(this);
+ xmlReader.parse(new InputSource(inStream));
+ success = true; // worked
+ }
+ catch (Exception e) {} // don't care too much if it didn't work, there's a backup
+
+ // If that didn't work, try the built-in classes (which work for xml1.0 but handling for 1.1 contains bugs)
+ if (!success)
{
- // Show error dialog
- _app.showErrorMessageNoLookup("error.load.dialogtitle",
- I18nManager.getText("error.load.othererror") + " " + e.getMessage());
+ try
+ {
+ // Construct a SAXParser and use this as a default handler
+ SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();
+ saxParser.parse(inStream, this);
+ success = true;
+ }
+ catch (Exception e)
+ {
+ // Show error dialog
+ _app.showErrorMessageNoLookup("error.load.dialogtitle",
+ I18nManager.getText("error.load.othererror") + " " + e.getMessage());
+ }
}
+ return success;
}
-
/**
* Receive a tag
* @see org.xml.sax.ContentHandler#startElement(java.lang.String, java.lang.String, java.lang.String, org.xml.sax.Attributes)