Tests and Main

Tester.java

@@ -1,5 +1,5 @@
 public class Tester {
     public static void main(String[] args) {
-        new Test();
+        new Example();
     }
 }

src/main/java/parser/Main.java

@@ -8,10 +8,23 @@ import org.antlr.v4.runtime.tree.ParseTree;
 import parser.generated.SimpleJavaLexer;
 import parser.generated.SimpleJavaParser;
 
+import java.io.IOException;
+import java.nio.file.Paths;
+
 public class Main {
     public static void main(String[] args) throws Exception {
-        // Assuming args[0] contains the path to the input file
+        CharStream codeCharStream = null;
-        CharStream codeCharStream = CharStreams.fromString("class Example { }");
+        try {
+            codeCharStream = CharStreams.fromPath(Paths.get("path/to/your/file.txt"));
+            parsefile(codeCharStream);
+        } catch (IOException e) {
+            System.err.println("Error reading the file: " + e.getMessage());
+        }
+    }
+
+
+    static void parsefile(CharStream codeCharStream){
+        // CharStream codeCharStream = CharStreams.fromString("class Example { } class Example2 { }");
         SimpleJavaLexer lexer = new SimpleJavaLexer(codeCharStream);
         CommonTokenStream tokens = new CommonTokenStream(lexer);
         SimpleJavaParser parser = new SimpleJavaParser(tokens);
@@ -22,8 +35,10 @@ public class Main {
         ProgramNode ast = (ProgramNode) builder.visit(tree); // build the AST
 
         // Optionally print or process the AST
-        System.out.println("Parsed " + ast.classes.size() + " classes.");
+        System.out.println("Parsed " + ast.classes.size() + " classes with identifiers/names:");
-        System.out.println(ast.classes.getFirst().identifier);
+        for (ClassDeclarationNode classNode : ast.classes) {
+            System.out.println(classNode.identifier);
+        }
 
         ByteCodeGenerator byteCodeGenerator = new ByteCodeGenerator();
         byteCodeGenerator.generateByteCode(ast);