1 /*

     2  * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 package com.sun.swingset3.demos.table;

    25 

    26 import java.io.BufferedInputStream;

    27 import java.io.IOException;

    28 import java.io.InputStream;

    29 import java.net.URL;

    30 import java.util.logging.Level;

    31 

    32 import javax.xml.parsers.ParserConfigurationException;

    33 import javax.xml.parsers.SAXParser;

    34 import javax.xml.parsers.SAXParserFactory;

    35 

    36 import org.xml.sax.Attributes;

    37 import org.xml.sax.SAXException;

    38 import org.xml.sax.SAXParseException;

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

    40 

    41 public abstract class OscarDataParser extends DefaultHandler {

    42     private static final String[] CATEGORIES_IN = {

    43             "actor", "actress", "bestPicture",

    44             "actorSupporting", "actressSupporting", "artDirection",

    45             "assistantDirector", "director", "cinematography",

    46             "costumeDesign", "danceDirection", "docFeature",

    47             "docShort", "filmEditing", "foreignFilm",

    48             "makeup", "musicScore", "musicSong",

    49             "screenplayAdapted", "screenplayOriginal", "shortAnimation",

    50             "shortLiveAction", "sound", "soundEditing",

    51             "specialEffects", "visualEffects", "writing",

    52             "engEffects", "uniqueArtisticPicture"

    53     };

    54 

    55     private static final String[] CATEGORIES_OUT = {

    56             "Best Actor", "Best Actress", "Best Picture",

    57             "Best Supporting Actor", "Best Supporting Actress", "Best Art Direction",

    58             "Best Assistant Director", "Best Director", "Best Cinematography",

    59             "Best Costume Design", "Best Dance Direction", "Best Feature Documentary",

    60             "Best Short Documentary", "Best Film Editing", "Best Foreign Film",

    61             "Best Makeup", "Best Musical Score", "Best Song",

    62             "Best Adapted Screenplay", "Best Original Screenplay", "Best Animation Short",

    63             "Best Live Action Short", "Best Sound", "Best Sound Editing",

    64             "Best Special Effects", "Best Visual Effects", "Best Engineering Effects",

    65             "Best Writing", "Most Unique Artistic Picture"

    66     };

    67 

    68 

    69     private String tempVal;

    70 

    71     //to maintain context

    72     private OscarCandidate tempOscarCandidate;

    73 

    74     private int count = 0;

    75 

    76     public int getCount() {

    77         return count;

    78     }

    79 

    80     public void parseDocument(URL oscarURL) {

    81         //get a factory

    82         SAXParserFactory spf = SAXParserFactory.newInstance();

    83 

    84         try {

    85             //get a new instance of parser

    86             SAXParser sp = spf.newSAXParser();

    87 

    88             //parse the file and also register this class for call backs

    89             InputStream is = new BufferedInputStream(oscarURL.openStream());

    90             sp.parse(is, this);

    91             System.out.println("done parsing count="+count);

    92             is.close();

    93 

    94         } catch (SAXException se) {

    95             se.printStackTrace();

    96         } catch (ParserConfigurationException pce) {

    97             pce.printStackTrace();

    98         } catch (IOException ie) {

    99             ie.printStackTrace();

   100         }

   101     }

   102 

   103     //Event Handlers

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

   105         //reset

   106         tempVal = "";

   107         for (int i = 0; i < CATEGORIES_IN.length; i++) {

   108             if (qName.equalsIgnoreCase(CATEGORIES_IN[i])) {

   109                 tempOscarCandidate = new OscarCandidate(CATEGORIES_OUT[i]);

   110                 tempOscarCandidate.setYear(Integer.parseInt(attributes.getValue("year")));

   111                 if (CATEGORIES_IN[i].equals("screenplayOriginal") &&

   112                      tempOscarCandidate.getYear() == 2007) {

   113                 }

   114                 return;

   115             }

   116         }

   117     }

   118 

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

   120         tempVal = new String(ch, start, length);

   121     }

   122 

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

   124         if (qName.equalsIgnoreCase("won")) {

   125             tempOscarCandidate.setWinner(true);

   126         } else if (qName.equalsIgnoreCase("lost")) {

   127             tempOscarCandidate.setWinner(false);

   128         } else if (qName.equalsIgnoreCase("movie")) {

   129             tempOscarCandidate.setMovieTitle(tempVal);

   130         } else if (qName.equalsIgnoreCase("person")) {

   131             tempOscarCandidate.getPersons().add(tempVal);

   132         } else {

   133             // find category

   134             for (String category : CATEGORIES_IN) {

   135                 if (qName.equalsIgnoreCase(category)) {

   136                     //add it to the list

   137                     count++;

   138                     addCandidate(tempOscarCandidate);

   139                     break;

   140                 }

   141             }

   142         }

   143     }

   144 

   145     @Override

   146     public void error(SAXParseException ex) throws SAXException {

   147         TableDemo.logger.log(Level.SEVERE, "error parsing oscar data ", ex);

   148     }

   149 

   150     @Override

   151     public void fatalError(SAXParseException ex) throws SAXException {

   152         TableDemo.logger.log(Level.SEVERE, "fatal error parsing oscar data ", ex);

   153     }

   154 

   155     @Override

   156     public void warning(SAXParseException ex) {

   157         TableDemo.logger.log(Level.WARNING, "warning occurred while parsing oscar data ", ex);

   158     }

   159 

   160     @Override

   161     public void endDocument() throws SAXException {

   162         TableDemo.logger.log(Level.FINER, "parsed to end of oscar data.");

   163     }

   164 

   165     protected abstract void addCandidate(OscarCandidate candidate);

   166 }

   167