Added Library JLINE

.gitignore

@@ -23,8 +23,16 @@
 hs_err_pid*
 replay_pid*
 
-# IDE Stuff
-.vscode/*
-.vscode/
-*.vscode
-.vscode
+target/
+*.class
+.mtj.tmp/
+*.jar
+*.war
+*.ear
+hs_err_pid*
+
+# VS Code specific
+.classpath
+.project
+.settings/
+.vscode/

FilePathAdd.java

@@ -1,13 +0,0 @@
-import java.util.Scanner;
-
-public class FilePathAdd {
-
-    public static String ImagePath = "";
-
-    protected static String filePath(Scanner UserInput) {
-        System.out.println("Please enter the FULL Path of your ISO / Image. ()");
-        ImagePath = UserInput.nextLine();
-        System.out.println("Using File: " + ImagePath);
-        return ImagePath;
-    }
-}

StorageDeviceLister.java

@@ -1,33 +0,0 @@
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.util.Scanner;
-
-public class StorageDeviceLister {
-
-    public static String device = "";
-    public static String fullPath = "";
-    
-    protected static String deviceList(Scanner UserInput) {
-
-        try {
-            ProcessBuilder pb = new ProcessBuilder("lsblk");
-            Process process = pb.start();
-            
-            BufferedReader reader = new BufferedReader(
-                new InputStreamReader(process.getInputStream())
-            );
-            
-            String line;
-            while ((line = reader.readLine()) != null) {
-                System.out.println(line);
-            }
-        } catch (IOException e) {
-            e.printStackTrace();
-        }
-        String device = UserInput.nextLine();
-        System.out.println("Using device: " + "/dev/" + device);
-        fullPath = "/dev/" + device;
-        return fullPath;
-    }
-}

pom.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.cametendo</groupId>
+    <artifactId>cflash</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>21</maven.compiler.source>
+        <maven.compiler.target>21</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.jline</groupId>
+            <artifactId>jline</artifactId>
+            <version>3.25.1</version>
+        </dependency>
+    </dependencies>
+
+</project>

src/main/java/org/cametendo/BlockSize.java

@@ -1,3 +1,4 @@
+package org.cametendo;
 import java.util.Scanner;
 
 public class BlockSize {

src/main/java/org/cametendo/Dd.java

@@ -1,3 +1,4 @@
+package org.cametendo;
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;

src/main/java/org/cametendo/FilePathAdd.java

@@ -0,0 +1,33 @@
+package org.cametendo;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Scanner;
+
+public class FilePathAdd {
+
+    public static String ImagePath = "";
+
+    protected static String filePath(Scanner UserInput) {
+        fileQuestion();
+        while (true) {
+            ImagePath = UserInput.nextLine();
+            if (ImagePath.isBlank()) {
+                System.out.println("Oops.. You didn't specify a file, did you missclick?");
+                continue;
+            }
+            Path path = Path.of(ImagePath);
+            try {
+                Files.readAttributes(path, "basic:size");
+                System.out.println("Using File: " + ImagePath);
+                return ImagePath;
+            } catch (IOException e) {
+                System.out.println("Failed to access file, invalid path or no access to file! Please try again.");
+            }
+        }
+    }
+
+    protected static void fileQuestion() {
+        System.out.println("Please enter the FULL Path of your ISO / Image. (No tab-complete)");
+    }
+}

src/main/java/org/cametendo/Flasher.java

@@ -1,3 +1,4 @@
+package org.cametendo;
 import java.util.Scanner;
 
 public class Flasher {
@@ -5,7 +6,7 @@ public class Flasher {
         
         String input = "";
         
-        System.out.println("The programm wil use the following configuration, do you want to flash with this? (y/n)");
+        System.out.println("The programm wil use the following configuration, do you want to flash with this? (Y/n)");
         System.out.println("    - To be flashed device: " + StorageDeviceLister.fullPath);
         System.out.println("    - To be used path: " + FilePathAdd.ImagePath);
         System.out.println("    - To bed used blocksize: " + BlockSize.blockSizeString);

src/main/java/org/cametendo/Greeting.java

@@ -1,3 +1,4 @@
+package org.cametendo;
 public class Greeting {
     public static void greeting() {
         System.out.println("Welcome to cflash!");

src/main/java/org/cametendo/Main.java

@@ -1,3 +1,4 @@
+package org.cametendo;
 import java.util.Scanner;
 
 public class Main {
@@ -13,7 +14,7 @@ public class Main {
             System.out.println("Canceling...");
             System.exit(0);
         }
-        StorageDeviceLister.deviceList(UserInput);
+        StorageDeviceLister.deviceCheck(UserInput);
         FilePathAdd.filePath(UserInput);
         BlockSize.blockSize(UserInput);
         OflagHandler.handleOflag(UserInput);

src/main/java/org/cametendo/OflagHandler.java

@@ -1,3 +1,4 @@
+package org.cametendo;
 import java.util.Scanner;
 
 public class OflagHandler {

src/main/java/org/cametendo/StorageDeviceLister.java

@@ -0,0 +1,57 @@
+package org.cametendo;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.nio.file.Path;
+import java.util.Scanner;
+
+public class StorageDeviceLister {
+
+    public static String device = "";
+    public static String fullPath = "";
+
+    protected static String deviceCheck(Scanner UserInput) {
+        // 1. lsblk wird genau EINMAL aufgerufen
+        deviceList();
+
+        // 2. Die Abfrage-Schleife
+        while (true) {
+            device = UserInput.nextLine();
+            if (device.isBlank()) {
+                System.out.println("Oops... Device name is empty. Did you missclick?");
+                continue;
+            }
+            Path path = Path.of("/dev/" + device);
+
+            try {
+                // Versuche, den echten Pfad zu finden
+                fullPath = path.toRealPath().toString();
+                
+                // Wenn wir hier ankommen, war der Pfad gültig
+                System.out.println("Using device: " + fullPath);
+                return fullPath; 
+
+            } catch (IOException e) {
+                // Fehler-Output, danach springt die Schleife wieder nach oben
+                System.out.println("Failed to access device! Invalid path or no access. Please try again.");
+            }
+        }
+    }
+
+    private static void deviceList() {
+        try {
+            ProcessBuilder pb = new ProcessBuilder("lsblk");
+            Process process = pb.start();
+            BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
+            String line;
+            while ((line = reader.readLine()) != null) {
+                System.out.println(line);
+            }
+            process.waitFor();
+            System.out.println("Please enter the name of your device (without /dev/):");
+
+        } catch (IOException | InterruptedException e) {
+            e.printStackTrace();
+        }
+    }
+}

src/main/java/org/cametendo/YesNo.java

@@ -1,3 +1,4 @@
+package org.cametendo;
 public class YesNo {
     public static boolean check(String input) {
         switch (input) {