Added -t to tell Sherly the number of Threads it should use

.idea/workspace.xml

@@ -9,8 +9,10 @@
     <option name="autoReloadType" value="SELECTIVE" />
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="9b57ac51-c870-474b-9dfd-64a5fc490635" name="Changes" comment="Update deletion behavior and fixed file == NULL bug">
+    <list default="true" id="9b57ac51-c870-474b-9dfd-64a5fc490635" name="Changes" comment="Update README.md according to the new deletion behavior">
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/README.md" beforeDir="false" afterPath="$PROJECT_DIR$/README.md" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/Main.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/Main.java" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -214,7 +216,14 @@
       <option name="project" value="LOCAL" />
       <updated>1679344271798</updated>
     </task>
-    <option name="localTasksCounter" value="18" />
+    <task id="LOCAL-00018" summary="Update README.md according to the new deletion behavior">
+      <created>1679344426853</created>
+      <option name="number" value="00018" />
+      <option name="presentableId" value="LOCAL-00018" />
+      <option name="project" value="LOCAL" />
+      <updated>1679344426853</updated>
+    </task>
+    <option name="localTasksCounter" value="19" />
     <servers />
   </component>
   <component name="Vcs.Log.Tabs.Properties">
@@ -253,7 +262,8 @@
     <MESSAGE value="Added -h / -help option for better usability" />
     <MESSAGE value="Rework of README.md" />
     <MESSAGE value="Update deletion behavior and fixed file == NULL bug" />
-    <option name="LAST_COMMIT_MESSAGE" value="Update deletion behavior and fixed file == NULL bug" />
+    <MESSAGE value="Update README.md according to the new deletion behavior" />
+    <option name="LAST_COMMIT_MESSAGE" value="Update README.md according to the new deletion behavior" />
   </component>
   <component name="XDebuggerManager">
     <breakpoint-manager>

README.md

@@ -12,6 +12,7 @@ Usage: sherly -f inputfolder1 inputfolder2 inputfolder3 [options]...
    -h / -help             show this
    -f / -folder           all the folders you want to scan for (see example above!)
    -c / -color            enable colored messages
+   -t / -threads          override default Thread number (default is usually number of cores * 2)
    -p / -progress         enable progress indicator
    -d / -delete           delete all dups except one without asking first
    -debug                 debug stuff

src/Main.java

@@ -21,6 +21,8 @@ public class Main {
         boolean showProgress = false;
         boolean deleteDups = false;
         boolean recordFolder = false;
+        boolean recordThreads = false;
+        int saidThreads = 0;
         boolean showDebug = false;
         boolean help = false;
 
@@ -33,9 +35,14 @@ public class Main {
                     paths.add(i);
                 } else {recordFolder = false;}
             }
+            if (recordThreads) {
+                saidThreads = Integer.parseInt(i);
+                recordThreads = false;
+            }
             if (i.equalsIgnoreCase("-c") || i.equalsIgnoreCase("-color")) { doTheColorThingy = true;}
             if (i.equalsIgnoreCase("-p") || i.equalsIgnoreCase("-progress")) { showProgress = true;}
             if (i.equalsIgnoreCase("-f") || i.equalsIgnoreCase("-folder")) { recordFolder = true;}
+            if (i.equalsIgnoreCase("-t") || i.equalsIgnoreCase("-threads")) { recordThreads = true;}
             if (i.equalsIgnoreCase("-d") || i.equalsIgnoreCase("-delete")) { deleteDups = true;}
             if (i.equalsIgnoreCase("-h") || i.equalsIgnoreCase("-help")) { help = true;}
             if (i.equalsIgnoreCase("-debug")) { showDebug = true;}
@@ -48,6 +55,7 @@ public class Main {
             System.out.println("   -h / -help             show this");
             System.out.println("   -f / -folder           all the folders you want to scan for (see example above!)");
             System.out.println("   -c / -color            enable colored messages");
+            System.out.println("   -t / -threads          override default Thread number (default is usually number of cores * 2)");
             System.out.println("   -p / -progress         enable progress indicator");
             System.out.println("   -d / -delete           delete all dups except one without asking first");
             System.out.println("   -debug                 debug stuff");
@@ -63,6 +71,7 @@ public class Main {
             System.out.println("Color: " + doTheColorThingy);
             System.out.println("Delete: " + deleteDups);
             System.out.println("Progressbar: " + showProgress);
+            System.out.println("Commanded Threads " + saidThreads);
         }
 
 
@@ -78,10 +87,12 @@ public class Main {
             allFiles.addAll(pathList);
         }
 
-        // calculations for multithreading
 
+
+        // calculations for multithreading
         //The number of Cores or better said Threads that can be used
         int availableThreads = Runtime.getRuntime().availableProcessors();
+        if (saidThreads != 0) {availableThreads = saidThreads;}
 
         //just the number of All Files in all Folders taken from the Args
         int filesToBeDone = allFiles.size();