106 lines
2.3 KiB
Java
106 lines
2.3 KiB
Java
import java.io.File;
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import java.io.FileFilter;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.attribute.BasicFileAttributes;
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import java.util.Arrays;
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import java.util.Comparator;
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import org.apache.commons.io.filefilter.WildcardFileFilter;
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public class ImageFinderTimestamp extends ImageFinder
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{
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public ImageFinderTimestamp(String rootFolder)
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{
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super(rootFolder);
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// TODO Auto-generated constructor stub
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}
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static int filesindex;
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static int fileslenght;
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static File[] files = null;
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private static void sortImages()
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{
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for (int i = currentYear; i < years.length; i++) {
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if (years[i] != null) {
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for (int j = currentMonth; j < month[i].length; j++) {
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if (month[i][j]) {
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File dir = new File(
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rootFolder + years[i] + "/" + monthNames[j] + "/");
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files = dir.listFiles();
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fileslenght = files.length;
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// System.out.println("File lenght: " + fileslenght);
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sortFilesByDateCreated(files);
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filesindex = 0;
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currentMonth = j + 1;
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currentYear = i;
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return;
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}
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}
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currentMonth = 0;
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}
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}
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}
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public String getImagePath(int imageCounter)
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{
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String path = null;
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// System.out.println("filesindex: " + filesindex);
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// System.out.println("fileslenght: " + fileslenght);
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if ((filesindex < fileslenght) && (fileslenght != 0)) {
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path = files[filesindex].getAbsolutePath();
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filesindex++;
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return path.substring(lengthRootFolder);
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} else {
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// System.out.println("sort new Images");
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sortImages();
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if (filesindex >= fileslenght) {
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return "404";
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}
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path = files[filesindex].getAbsolutePath();
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filesindex++;
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return path.substring(lengthRootFolder);
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}
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}
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public static void sortFilesByDateCreated(File[] files)
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{
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Arrays.sort(files, new Comparator<File>() {
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public int compare(File f1, File f2)
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{
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long l1 = getFileCreationEpoch(f1);
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long l2 = getFileCreationEpoch(f2);
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return Long.valueOf(l1).compareTo(l2);
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}
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});
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}
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public static long getFileCreationEpoch(File file)
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{
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try {
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BasicFileAttributes attr = Files.readAttributes(file.toPath(),
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BasicFileAttributes.class);
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return attr.creationTime().toInstant().toEpochMilli();
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} catch (IOException e) {
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throw new RuntimeException(file.getAbsolutePath(), e);
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}
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}
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}
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