Add progress bar

pom.xml

@@ -154,6 +154,11 @@
             <artifactId>commons-lang3</artifactId>
             <version>3.12.0</version>
         </dependency>
+        <dependency>
+            <groupId>me.tongfei</groupId>
+            <artifactId>progressbar</artifactId>
+            <version>0.9.3</version>
+        </dependency>
         <!-- endregion -->
         <!-- region unit-tests -->
         <dependency>

src/main/java/at/pcgamingfreaks/mkvaudiosubtitlechanger/AttributeUpdaterKernel.java

@@ -8,6 +8,9 @@ import at.pcgamingfreaks.mkvaudiosubtitlechanger.model.FileInfoDto;
 import at.pcgamingfreaks.mkvaudiosubtitlechanger.model.ResultStatistic;
 import lombok.SneakyThrows;
 import lombok.extern.log4j.Log4j2;
+import me.tongfei.progressbar.ProgressBar;
+import me.tongfei.progressbar.ProgressBarBuilder;
+import me.tongfei.progressbar.ProgressBarStyle;
 
 import java.io.File;
 import java.io.IOException;
@@ -33,31 +36,43 @@ public class AttributeUpdaterKernel {
     public void execute() {
         statistic.startTimer();
 
+        try (ProgressBar progressBar = pbBuilder().build()) {
             List<File> files = collector.loadFiles(Config.getInstance().getLibraryPath());
-        files.forEach(file -> executor.submit(() -> process(file)));
+            progressBar.maxHint(files.size());
+            files.forEach(file -> executor.submit(() -> process(file, progressBar)));
             executor.shutdown();
             executor.awaitTermination(1, TimeUnit.DAYS);
+        }
 
         statistic.stopTimer();
         System.out.println(statistic);
     }
 
-    private void process(File file) {
+    private void process(File file, ProgressBar progressBar) {
+        statistic.total();
         List<FileAttribute> attributes = processor.loadAttributes(file);
         FileInfoDto fileInfo = processor.filterAttributes(attributes);
         if (fileInfo.isChangeNecessary()) {
-            statistic.shouldChange(file, fileInfo);
+            statistic.shouldChange();
             if (!Config.getInstance().isSafeMode()) {
                 try {
                     processor.update(file, fileInfo);
-                    statistic.success(file, fileInfo);
+                    statistic.success();
                 } catch (IOException e) {
-                    statistic.failure(file, fileInfo);
+                    statistic.failure();
                     log.warn("File couldn't be updated: {}", file.getAbsoluteFile());
                 }
             }
         } else {
-            statistic.fits(file, fileInfo);
+            statistic.fits();
         }
+        progressBar.step();
+    }
+
+    private static ProgressBarBuilder pbBuilder() {
+        return new ProgressBarBuilder()
+                .setStyle(ProgressBarStyle.ASCII)
+                .setUpdateIntervalMillis(250)
+                .setMaxRenderedLength(75);
     }
 }

src/main/java/at/pcgamingfreaks/mkvaudiosubtitlechanger/model/ResultStatistic.java

@@ -7,12 +7,14 @@ import java.io.File;
 
 @Getter
 public class ResultStatistic {
-    private static final String result = "Files should change: %s%n" +
+    private static final String result = "Total files: %s%n" +
-            "Files successfully changed: %s%n" +
+            "├─ Should change: %s%n" +
-            "Files failed changing: %s%n" +
+            "├─ Successfully changed: %s%n" +
-            "Files already fitting config: %s%n" +
+            "├─ Already fit config: %s%n" +
+            "└─ Failed: %s%n" +
             "Runtime: %ss";
 
+    private int filesTotal = 0;
     private int filesShouldChange = 0;
     private int filesSuccessfullyChanged = 0;
     private int filesFailed = 0;
@@ -21,19 +23,23 @@ public class ResultStatistic {
     private long startTime = 0;
     private long runtime = 0;
 
-    public void shouldChange(File file, FileInfoDto fileInfo) {
+    public synchronized void total() {
+        filesTotal++;
+    }
+
+    public synchronized void shouldChange() {
         filesShouldChange++;
     }
 
-    public void success(File file, FileInfoDto fileInfo) {
+    public synchronized void success() {
         filesSuccessfullyChanged++;
     }
 
-    public void failure(File file, FileInfoDto fileInfo) {
+    public synchronized void failure() {
         filesFailed++;
     }
 
-    public void fits(File file, FileInfoDto fileInfo) {
+    public synchronized void fits() {
         filesAlreadyFit++;
     }
 
@@ -47,7 +53,7 @@ public class ResultStatistic {
 
     @Override
     public String toString() {
-        return String.format(result, filesShouldChange, filesSuccessfullyChanged, filesFailed, filesAlreadyFit,
+        return String.format(result, filesTotal, filesShouldChange, filesSuccessfullyChanged, filesAlreadyFit,
-                runtime / 1000);
+                filesFailed, runtime / 1000);
     }
 }