From b4abbf82823179fd2efe40c671c459b11e3eaa2b Mon Sep 17 00:00:00 2001
From: Daniel Fromm <3015351@stud.hs-mannheim.de>
Date: Tue, 29 Apr 2025 15:05:24 +0200
Subject: [PATCH 1/2] adding KI Code for FileChooser PDF

---
 pom.xml                               |  8 +++++++
 src/main/java/domain/FileManager.java | 32 +++++++++++++++++++--------
 2 files changed, 31 insertions(+), 9 deletions(-)

diff --git a/pom.xml b/pom.xml
index 138cc1d..52adb1c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -8,6 +8,14 @@
     <artifactId>PR2WordCloud</artifactId>
     <version>1.0-SNAPSHOT</version>
 
+<dependencies>
+    <dependency>
+        <groupId>org.apache.pdfbox</groupId>
+        <artifactId>pdfbox</artifactId>
+        <version>2.0.29</version>
+    </dependency>
+</dependencies>
+
     <properties>
         <maven.compiler.source>23</maven.compiler.source>
         <maven.compiler.target>23</maven.compiler.target>
diff --git a/src/main/java/domain/FileManager.java b/src/main/java/domain/FileManager.java
index 031497a..8609475 100644
--- a/src/main/java/domain/FileManager.java
+++ b/src/main/java/domain/FileManager.java
@@ -1,5 +1,7 @@
 package domain;
 
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.text.PDFTextStripper;
 import javax.swing.*;
 import javax.swing.filechooser.FileNameExtensionFilter;
 import java.io.File;
@@ -7,17 +9,29 @@ import java.io.File;
 public class FileManager {
 
     public void loadFile() {
-        JFileChooser fileChooser = new JFileChooser();
-        fileChooser.setFileFilter(new FileNameExtensionFilter("PDF Files", "pdf"));
+        try{
+            JFileChooser fileChooser = new JFileChooser();
+            fileChooser.setFileFilter(new FileNameExtensionFilter("PDF Files", "pdf"));
 
-        int result = fileChooser.showOpenDialog(null);
+            int result = fileChooser.showOpenDialog(null);
 
-        if (result == JFileChooser.APPROVE_OPTION) {
-            File selectedFile = fileChooser.getSelectedFile();
-            System.out.println("Ausgewählte Datei: " + selectedFile.getAbsolutePath());
-            // Hier kannst du die Datei weiterverarbeiten
-        } else {
-            System.out.println("Dateiauswahl abgebrochen.");
+            if (result == JFileChooser.APPROVE_OPTION) {
+                File selectedFile = fileChooser.getSelectedFile();
+                System.out.println("Ausgewählte Datei: " + selectedFile.getAbsolutePath());
+                // Hier kannst du die Datei weiterverarbeiten
+
+                try (PDDocument document = PDDocument.load(selectedFile)) {
+                    PDFTextStripper pdfStripper = new PDFTextStripper();
+                    String text = pdfStripper.getText(document);
+                    System.out.println(text);
+                }
+            }
+            else {
+                System.out.println("Dateiauswahl abgebrochen.");
+            }
+
+        } catch (Exception e) {
+            e.printStackTrace();
         }
     }
 

From 21546dd91d0631db7db94ea2cbe3010c7073061b Mon Sep 17 00:00:00 2001
From: Daniel Fromm <3015351@stud.hs-mannheim.de>
Date: Tue, 29 Apr 2025 16:11:26 +0200
Subject: [PATCH 2/2] solved errors. in Filechooser and PDFTextstripper

---
 src/main/java/domain/FileManager.java | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/main/java/domain/FileManager.java b/src/main/java/domain/FileManager.java
index 8609475..8c563e2 100644
--- a/src/main/java/domain/FileManager.java
+++ b/src/main/java/domain/FileManager.java
@@ -18,12 +18,15 @@ public class FileManager {
             if (result == JFileChooser.APPROVE_OPTION) {
                 File selectedFile = fileChooser.getSelectedFile();
                 System.out.println("Ausgewählte Datei: " + selectedFile.getAbsolutePath());
-                // Hier kannst du die Datei weiterverarbeiten
 
                 try (PDDocument document = PDDocument.load(selectedFile)) {
                     PDFTextStripper pdfStripper = new PDFTextStripper();
                     String text = pdfStripper.getText(document);
-                    System.out.println(text);
+                    String regex = "[,\\s\\.:/]";
+                    String[] words = text.split(regex);
+                    for(String word : words) {
+                        System.out.println(word);
+                    }
                 }
             }
             else {