1 files changed, 134 insertions, 0 deletions
diff --git a/src/main/java/FileUtility.java b/src/main/java/FileUtility.java
new file mode 100644
index 0000000..7f35c30
--- /dev/null
+++ b/src/main/java/FileUtility.java
@@ -0,0 +1,134 @@
+import javax.swing.filechooser.FileNameExtensionFilter;
+import java.io.*;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class FileUtility {
+    public void deleteFile(String fileName) {
+        File file = new File(fileName);
+        if (file.exists()) {
+            file.delete();
+        }
+    }
+
+    public void downloadImage(String url, String fileName) throws IOException {
+        FileOutputStream fos = new FileOutputStream(fileName);
+        URL urlObj = new URL(url);
+        InputStream is = urlObj.openStream();
+        byte[] b = new byte[2048];
+        int length;
+        while ((length = is.read(b)) != -1) {
+            fos.write(b, 0, length);
+        }
+        fos.close();
+        is.close();
+    }
+    public void moveFile(String source, String destination) {
+        File sourceFile = new File(source);
+        File destinationFile = new File(destination);
+        sourceFile.renameTo(destinationFile);
+        System.out.println("Moved file to Completed Folder");
+    }
+    public String removeNonAlphaNumeric(String str) {
+        return str.replaceAll("[^a-zA-Z0-9]", "");
+    }
+    public static String showTextFileChooser() {
+        javax.swing.JFileChooser chooser = new javax.swing.JFileChooser();
+        FileNameExtensionFilter filter = new FileNameExtensionFilter("Text File", "txt", "text");
+        chooser.setFileFilter(filter);
+        chooser.setDialogTitle("Select a text file");
+        chooser.setFileSelectionMode(javax.swing.JFileChooser.FILES_ONLY);
+        chooser.setAcceptAllFileFilterUsed(false);
+        if (chooser.showOpenDialog(null) == javax.swing.JFileChooser.APPROVE_OPTION) {
+            return chooser.getSelectedFile().getAbsolutePath();
+        } else {
+            return null;
+        }
+    }
+    public static File findMP3File(String directory){
+        File dir = new File(directory);
+        File[] files = dir.listFiles();
+        for(File file : files){
+            if(file.getName().endsWith(".mp3")){
+                return file;
+            }
+        }
+        return null;
+    }
+
+    public static String findJsonFile(String folderName) {
+        File folder = new File(folderName);
+        File[] listOfFiles = folder.listFiles();
+        for (int i = 0; i < listOfFiles.length; i++) {
+            if (listOfFiles[i].isFile()) {
+                if (listOfFiles[i].getName().endsWith(".json")) {
+                    return listOfFiles[i].getAbsolutePath();
+                }
+            }
+        }
+        return null;
+    }
+    public static String[] parseJson(String json) {
+        String title = "";
+        String uploader = "";
+        String id = "";
+        Pattern titlePattern = Pattern.compile("\"fulltitle\": \"(.*?)\",");
+        Matcher titleMatcher = titlePattern.matcher(json);
+        Pattern uploaderPattern = Pattern.compile("\"uploader\": \"(.*?)\",");
+        Matcher uploaderMatcher = uploaderPattern.matcher(json);
+        Pattern idPattern = Pattern.compile("\"id\": \"(.*?)\",");
+        Matcher idMatcher = idPattern.matcher(json);
+        titleMatcher.find();
+        idMatcher.find();
+        uploaderMatcher.find();
+        title = titleMatcher.group(1);
+        uploader = uploaderMatcher.group(1);
+        id = idMatcher.group(1);
+        String[] info = {title,uploader,id};
+        return info;
+
+    }
+    public static String jsonToString(String fileName) {
+        String json = "";
+        try {
+            BufferedReader br = new BufferedReader(new FileReader(fileName));
+            StringBuilder sb = new StringBuilder();
+            String line = br.readLine();
+            while (line != null) {
+                sb.append(line);
+                line = br.readLine();
+            }
+            json = sb.toString();
+            br.close();
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return json;
+    }
+    public static void deleteAllFilesDir(String path) {
+        File folder = new File(path);
+        File[] files = folder.listFiles();
+        if (files != null) {
+            for (File f : files) {
+                f.delete();
+            }
+        }
+    }
+    public static ArrayList<String> txtToArrayList(String fileName) {
+        ArrayList<String> lines = new ArrayList<String>();
+        try {
+            FileReader fr = new FileReader(fileName);
+            BufferedReader br = new BufferedReader(fr);
+            String line;
+            while ((line = br.readLine()) != null) {
+                lines.add(line);
+            }
+            br.close();
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return lines;
+    }
+}