[29600] | 1 | <%@ page import="java.io.*,java.util.*,java.awt.image.*,javax.imageio.*" %>
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| 2 | <%!
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| 3 | public int GCD(int a, int b) {
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| 4 | if (b==0) return a;
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| 5 | return GCD(b,a%b);
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| 6 | }
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| 7 |
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| 8 | ArrayList<File> listFilesForFolder(final File folder, String matchExt) {
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| 9 | ArrayList<File> fileList = new ArrayList<File>();
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| 10 |
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| 11 | for (final File fileEntry : folder.listFiles()) {
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[29621] | 12 | if (fileEntry.isFile()) {
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| 13 | if (fileEntry.getName().toLowerCase().endsWith(matchExt)) {
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| 14 | fileList.add(fileEntry);
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| 15 | }
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| 16 | }
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| 17 | }
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| 18 |
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| 19 | return fileList;
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| 20 | }
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| 21 |
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[29906] | 22 |
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| 23 | ArrayList<File> listFilesForFolderRE(final File folder, String matchExtRE) {
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| 24 | ArrayList<File> fileList = new ArrayList<File>();
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| 25 |
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| 26 | for (final File fileEntry : folder.listFiles()) {
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| 27 | if (fileEntry.isFile()) {
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| 28 | if (fileEntry.getName().toLowerCase().matches(matchExtRE)) {
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| 29 | fileList.add(fileEntry);
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| 30 | }
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| 31 | }
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| 32 | }
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| 33 |
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| 34 | return fileList;
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| 35 | }
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| 36 |
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| 37 |
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[29621] | 38 | ArrayList<File> listFilesForFolderRecursive(final File folder, String matchExt) {
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| 39 | ArrayList<File> fileList = new ArrayList<File>();
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| 40 |
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| 41 | for (final File fileEntry : folder.listFiles()) {
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[29600] | 42 | if (fileEntry.isDirectory()) {
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| 43 | listFilesForFolder(fileEntry,matchExt);
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| 44 | } else {
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| 45 | if (fileEntry.getName().toLowerCase().endsWith(matchExt)) {
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| 46 | fileList.add(fileEntry);
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| 47 | }
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| 48 | }
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| 49 | }
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| 50 |
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| 51 | return fileList;
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| 52 | }
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| 53 |
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| 54 | public static Map<String, Integer> sortByComparator(Map<String, Integer> unsortMap)
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| 55 | {
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| 56 |
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| 57 | // Convert Map to List
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| 58 | List<Map.Entry<String, Integer>> list
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| 59 | = new LinkedList<Map.Entry<String, Integer>>(unsortMap.entrySet());
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| 60 |
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| 61 | // Sort list with comparator, to compare the Map values
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| 62 | Collections.sort(list, new Comparator<Map.Entry<String, Integer>>() {
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| 63 | public int compare(Map.Entry<String, Integer> o1,
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| 64 | Map.Entry<String, Integer> o2) {
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| 65 | return (o2.getValue()).compareTo(o1.getValue());
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| 66 | }
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| 67 | });
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| 68 |
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| 69 | // Convert sorted map back to a Map
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| 70 | Map<String, Integer> sortedMap = new LinkedHashMap<String, Integer>();
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| 71 | for (Iterator<Map.Entry<String, Integer>> it = list.iterator(); it.hasNext();) {
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| 72 | Map.Entry<String, Integer> entry = it.next();
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| 73 | sortedMap.put(entry.getKey(), entry.getValue());
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| 74 | }
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| 75 |
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| 76 | return sortedMap;
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| 77 | }
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| 78 | /*
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| 79 | public static void printMap(Map<String, Integer> map)
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| 80 | {
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| 81 | for (Map.Entry<String, Integer> entry : map.entrySet()) {
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| 82 | out.println("[Key] : " + entry.getKey()
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| 83 | + " [Value] : " + entry.getValue() + "br />");
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| 84 | }
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| 85 | }
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| 86 | */
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| 87 | %>
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