Android Open Source - tracks-android Project Xml Handler

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Back to project page tracks-android.

License

The source code is released under:

Copyright (c) 2010 Adam Wolfe Gordon <awg@xvx.ca> Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to...

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Java Source Code

package ca.xvx.tracks;
/*from w  ww .j ava2  s.  com*/
import android.util.Log;

import org.xml.sax.Attributes;
import org.xml.sax.helpers.DefaultHandler;

public class ProjectXmlHandler extends DefaultHandler {
  private static final String TAG = "ProjectXmlHandler";
  
  private int _id;
  private String _name;
  private String _description;
  private int _position;
  private Project.ProjectState _state;
  private TodoContext _defaultContext;

  private final StringBuffer _text;

  public ProjectXmlHandler() {
    super();
    Project.clear();
    _text = new StringBuffer();
  }
  
  @Override
  public void startElement(String uri, String localName, String qName, Attributes attributes) {
    if(qName.equals("project")) {
      _id = -1;
      _name = null;
      _state = Project.ProjectState.ACTIVE;
      _position = -1;
      _defaultContext = null;
    }
    _text.setLength(0);
  }

  @Override
  public void endElement(String uri, String localName, String qName) {
    if(qName.equals("project")) {
      try {
        new Project(_id, _name, _description, _position, _state, _defaultContext);
      } catch(DuplicateProjectException e) {
        Log.w(TAG, "Tried to add the same project twice, id: " + String.valueOf(_id), e);
      }
    } else if(qName.equals("id")) {
      _id = Integer.valueOf(_text.toString());
    } else if(qName.equals("name")) {
      _name = _text.toString();
    } else if(qName.equals("description")) {
      _description = _text.toString();
    } else if(qName.equals("state")) {
      String s = _text.toString();
      if(s.equals("active")) {
        _state = Project.ProjectState.ACTIVE;
      } else if(s.equals("completed")) {
        _state = Project.ProjectState.COMPLETED;
      } else if(s.equals("hidden")) {
        _state = Project.ProjectState.HIDDEN;
      }
    } else if(qName.equals("position")) {
      _position = Integer.valueOf(_text.toString());
    } else if(qName.equals("default-context-id") && _text.length() > 0) {
      try {
        _defaultContext = TodoContext.getContext(Integer.valueOf(_text.toString()));
      } catch(NumberFormatException e) {
        Log.w(TAG, "Unexpected number format: " + _text.toString(), e);
        _defaultContext = null;
      }
    }
  }

  @Override
  public void characters(char[] ch, int start, int length) {
    _text.append(ch, start, length);
  }
}

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