Java BufferedImage Load loadImagesForVVPAT(File ballotFile)

Description

Loads the VVPAT ready files from the ballot.

License

Open Source License

Parameter

Parameter	Description
ballotFile	- the ballot file

Return

a map of "image-id" (L**, B**, etc.) to vvpat ready images.

Declaration

public static Map<String, Image> loadImagesForVVPAT(File ballotFile) 

Method Source Code

//package com.java2s;
/**//from  w w w .j av  a2 s .  c  o m
 * This file is part of VoteBox.
 * 
 * VoteBox is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3 as published by
 * the Free Software Foundation.
 * 
 * You should have received a copy of the GNU General Public License
 * along with VoteBox, found in the root of any distribution or
 * repository containing all or part of VoteBox.
 * 
 * THIS SOFTWARE IS PROVIDED BY WILLIAM MARSH RICE UNIVERSITY, HOUSTON,
 * TX AND IS PROVIDED 'AS IS' AND WITHOUT ANY EXPRESS, IMPLIED OR
 * STATUTORY WARRANTIES, INCLUDING, BUT NOT LIMITED TO, WARRANTIES OF
 * ACCURACY, COMPLETENESS, AND NONINFRINGEMENT.  THE SOFTWARE USER SHALL
 * INDEMNIFY, DEFEND AND HOLD HARMLESS RICE UNIVERSITY AND ITS FACULTY,
 * STAFF AND STUDENTS FROM ANY AND ALL CLAIMS, ACTIONS, DAMAGES, LOSSES,
 * LIABILITIES, COSTS AND EXPENSES, INCLUDING ATTORNEYS' FEES AND COURT
 * COSTS, DIRECTLY OR INDIRECTLY ARISING OUR OF OR IN CONNECTION WITH
 * ACCESS OR USE OF THE SOFTWARE.
 */

import java.awt.Image;

import java.io.File;

import java.util.Enumeration;
import java.util.HashMap;

import java.util.Map;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import javax.imageio.ImageIO;

public class Main {
    /**
     * Loads the VVPAT ready files from the ballot.
     * 
     * @param ballotFile - the ballot file
     * @return a map of "image-id" (L**, B**, etc.) to vvpat ready images.
     */
    public static Map<String, Image> loadImagesForVVPAT(File ballotFile) {
        return loadImagesForVVPAT(ballotFile.getAbsolutePath());
    }

    /**
     * Loads the VVPAT ready files from the ballot.
     * 
     * @param ballotPath - the path to the ballot file
     * @return a map of "image-id" (L**, B**, etc.) to vvpat ready images.
     */
    public static Map<String, Image> loadImagesForVVPAT(String ballotPath) {
        Map<String, Image> vvpatMap = new HashMap<String, Image>();
        try {
            ZipFile file = new ZipFile(ballotPath);
            Enumeration<? extends ZipEntry> entries = file.entries();

            while (entries.hasMoreElements()) {
                ZipEntry entry = entries.nextElement();

                if (entry.getName().endsWith("/vvpat/accept.png"))
                    vvpatMap.put("accept",
                            ImageIO.read(file.getInputStream(entry)));

                if (entry.getName().endsWith("/vvpat/spoil.png"))
                    vvpatMap.put("spoil",
                            ImageIO.read(file.getInputStream(entry)));

                if (entry.getName().endsWith(".png")
                        && entry.getName().contains("/vvpat/")) {
                    String id = entry.getName();
                    id = id.substring(id.lastIndexOf("/vvpat/") + 7);

                    int sub = id.indexOf("_");

                    if (sub == -1)
                        continue;

                    id = id.substring(0, sub);

                    vvpatMap.put(id,
                            ImageIO.read(file.getInputStream(entry)));
                }
            }
        } catch (Exception e) {
            System.out
                    .println("BallotImageHelper ERROR: " + e.getMessage());
            return null;
        }

        return vvpatMap;
    }
}

Related

1. loadImagefromJar(Object refObj, String fileName)
2. loadImageFromURL(String imageURL, Component component)
3. loadImageFromVisualgorithmJar(String imageFileName)
4. loadImageRessource(Object source, String file)
5. loadImages(Image[] images, Component comp)
6. loadResource(String file)