121 lines
3 KiB
Java
121 lines
3 KiB
Java
package zutil;
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import java.io.File;
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import java.net.URISyntaxException;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.regex.Matcher;
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/**
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* File path utilities
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*
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* @author Ziver
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*/
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public class FileFinder {
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/**
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* Returns a String with a relative path from the given path
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*
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* @param file The file to get a relative path from
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* @param path The path
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* @return A String with a relative path
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*/
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public static String relativePath(File file, String path){
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String absolute = file.getAbsolutePath();
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String tmpPath = path.replaceAll(
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"[/\\\\]",
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Matcher.quoteReplacement(File.separator));
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String relative = absolute.substring(
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absolute.indexOf(tmpPath)+path.length(),
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absolute.length());
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return relative;
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}
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/**
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* Returns the File object for the given file
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*
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* @param path The path to the file (no / if not absolute path)
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* @return A File object for the file
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* @throws URISyntaxException
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*/
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public static File find(String path){
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try {
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File file = new File(path);
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if(file!=null && file.exists()){
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return file;
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}
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return new File(findURL(path).toURI());
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} catch (Exception e) {
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e.printStackTrace();
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}
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return null;
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}
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/**
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* Returns the URL to the given file
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*
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* @param path The path to the file (no / if not absolute path)
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* @return A URL object for the file
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* @throws URISyntaxException
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*/
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public static URL findURL(String path){
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return FileFinder.class.getClassLoader().getResource(path);
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}
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/**
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* Returns a ArrayList with all the files in a folder and sub folders
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*
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* @param dir The directory to search in
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* @return The ArrayList with the files
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*/
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public static ArrayList<File> search(File dir){
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return search(dir, new ArrayList<File>());
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}
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/**
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* Returns a ArrayList with all the files in a folder and sub folders
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*
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* @param dir The directory to search in
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* @param fileList The ArrayList to add the files to
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* @return The ArrayList with the files
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*/
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public static ArrayList<File> search(File dir, ArrayList<File> fileList){
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String[] temp = dir.list();
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File file;
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for(int i=0; i<temp.length ;i++){
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file = new File(dir.getPath()+File.separator+temp[i]);
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if(file.isDirectory()){
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search(new File(dir.getPath()+File.separator+temp[i]+File.separator),fileList);
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}
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else if(file.isFile()){
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MultiPrintStream.out.println("File Found: "+file);
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fileList.add(file);
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}
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}
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return fileList;
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}
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/**
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* Returns the extension of the file
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* @param file The file
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* @return The extension
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*/
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public static String fileExtension(File file){
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return fileExtension(file.getName());
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}
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/**
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* Returns the extension of the file
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* @param file The file
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* @return The extension
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*/
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public static String fileExtension(String file){
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if(file.lastIndexOf(".")==-1)
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return "";
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return file.substring(file.lastIndexOf(".")+1,file.length());
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}
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}
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