Android Open Source - irish_rail_next Station Listing X M L Parser

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License

The source code is released under:

MIT License

Java Source Code

package rdcl.ie.pebbleirishrailnext.api;
//w w  w  . j a  va2s .c o m
import android.util.Log;

import org.apache.commons.io.IOUtils;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import org.xmlpull.v1.XmlPullParserFactory;

import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

/**
 * Created by warren on 16/11/14.
 */
public class StationListingXMLParser
{
  /// Logger Tag
  private static final String TAG = "Station Listing XML Parser";

  /**
   * Parse the given XML data and return a list of station info objects
   * @param xml  XML Data
   * @return  List of Station Info Objects
   * @throws XmlPullParserException  If an exception occurs during the parsing process
   * @throws IOException      If an exception occurs while reading XML data
   */
  public static List<IrishRailApi.StationInfo> parse( String xml ) throws XmlPullParserException, IOException
  {
    XmlPullParserFactory factory = XmlPullParserFactory.newInstance();
    XmlPullParser parser = factory.newPullParser();
    parser.setInput( new InputStreamReader( IOUtils.toInputStream( xml ) ) );
    parser.setFeature( XmlPullParser.FEATURE_PROCESS_NAMESPACES, false );

    List<IrishRailApi.StationInfo> stations = new ArrayList<IrishRailApi.StationInfo>();

    Log.d( TAG, "Starting Parse Process..." );

    int event = parser.getEventType();
    IrishRailApi.StationInfo station = new IrishRailApi.StationInfo();

    while( event != XmlPullParser.END_DOCUMENT )
    {
      switch( event )
      {
        case XmlPullParser.START_DOCUMENT:
        break;

        case XmlPullParser.START_TAG:
        {
          String tag = parser.getName();

          if( tag.equals( "objStation" ) )
          {
            station = new IrishRailApi.StationInfo();
          }
          else if( tag.equals( "StationDesc" ) )
          {
            station.name = parser.nextText();
          }
          else if( tag.equals( "StationLatitude" ) )
          {
            station.latitude = Double.valueOf( parser.nextText() );
          }
          else if( tag.equals( "StationLongitude" ) )
          {
            station.longitude = Double.valueOf( parser.nextText() );
          }
          else if( tag.equals( "StationCode" ) )
          {
            station.code = parser.nextText();
          }
        }
        break;

        case XmlPullParser.END_TAG:
        {
          String tag = parser.getName();

          if( tag.equals( "objStation" ) )
          {
            stations.add( station );
          }
        }
        break;
      }

      event = parser.next();
    }

    return stations;
  }
}

Java Source Code List

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