XmlAppHandler.java

/*******************************************************************************
 * Copyright (c) 2012 rmateus.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v2.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 ******************************************************************************/
package com.aptoide.amethyst.xml;

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

import java.util.ArrayList;
import java.util.HashMap;


public class XmlAppHandler extends DefaultHandler {

    enum Elements {

        MYAPP, GETAPP, NAME, PNAME, MD5SUM, INTSIZE, NEWSERVER, SERVER, NOTFOUND, GET, OBB, MAIN_PATH, MAIN_MD5SUM, MAIN_FILESIZE, MAIN_FILENAME, PATCH_PATH, PATCH_MD5SUM, PATCH_FILESIZE, PATCH_FILENAME;

        public static Elements lookup(String element) {
            try {
                return Elements.valueOf(element);
            } catch (Exception e) {
                return Elements.NOTFOUND;
            }
        }
    }

    HashMap<String, String> app;
    ArrayList<String> servers = new ArrayList<>();
    StringBuilder sb = new StringBuilder();

    @Override
    public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {

        super.startElement(uri, localName, qName, attributes);
        sb.setLength(0);
        switch (Elements.lookup(localName.toUpperCase().trim())) {
            case GETAPP:
                app = new HashMap<>();

                break;
            case NEWSERVER:
                break;
            default:
                break;
        }
    }

    @Override
    public void characters(char[] ch, int start, int length) throws SAXException {

        super.characters(ch, start, length);
        sb.append(ch, start, length);
    }

    @Override
    public void endElement(String uri, String localName, String qName) throws SAXException {

        switch (Elements.lookup(localName.toUpperCase().trim())) {
            case GET:
                app.put("path", sb.toString());
                break;

            case GETAPP:
                break;

            case INTSIZE:
                app.put("size", sb.toString());
                break;

            case MD5SUM:
                app.put("md5sum", sb.toString());
                break;

            case MYAPP:
                break;

            case NAME:
                app.put("name", sb.toString());
                break;

            case NEWSERVER:
                break;

            case NOTFOUND:
                break;

            case PNAME:
                app.put("apkid", sb.toString());
                break;

            case SERVER:
                servers.add(sb.toString());
                break;

            case OBB:
                break;

            case MAIN_PATH:
                app.put("main_path", sb.toString());
                break;

            case MAIN_MD5SUM:
                app.put("main_md5sum", sb.toString());
                break;

            case MAIN_FILESIZE:
                app.put("main_filesize", sb.toString());
                break;

            case MAIN_FILENAME:
                app.put("main_filename", sb.toString());
                break;

            case PATCH_PATH:
                app.put("patch_path", sb.toString());
                break;

            case PATCH_MD5SUM:
                app.put("patch_md5sum", sb.toString());
                break;

            case PATCH_FILESIZE:
                app.put("patch_filesize", sb.toString());
                break;

            case PATCH_FILENAME:
                app.put("patch_filename", sb.toString());
                break;

            default:
                break;
        }

        super.endElement(uri, localName, qName);
    }

    public HashMap<String, String> getApp() {
        return app;
    }

    public ArrayList<String> getServers() {
        return servers;
    }

}