API Changes

plugins/example/ExampleStringDecrypter.js

@@ -26,7 +26,7 @@ function execute(classNodeList)
                 var fields = cn.fields.toArray();
 
                 //load the class node into the classloader
-                BytecodeViewer.getClassNodeLoader().addClass(cn);
+                BytecodeViewer.loadClassIntoClassLoader(cn);
 
                 for (fieldIndex = 0; fieldIndex < fields.length; fieldIndex++)
                 {

src/main/java/the/bytecode/club/bytecodeviewer/api/ASMUtil.java

@@ -0,0 +1,41 @@
+package the.bytecode.club.bytecodeviewer.api;
+
+import org.objectweb.asm.ClassReader;
+import org.objectweb.asm.tree.ClassNode;
+import org.objectweb.asm.tree.MethodNode;
+
+/**
+ * @author Konloch
+ * @since 6/27/2021
+ */
+public class ASMUtil
+{
+	/**
+	 * Creates a new ClassNode instances from the provided byte[]
+	 *
+	 * @param b the class file's byte[]
+	 * @return the ClassNode instance
+	 */
+	public static ClassNode getClassNode(final byte[] b)
+	{
+		ClassReader cr = new ClassReader(b);
+		ClassNode cn = new ClassNode();
+		try {
+			cr.accept(cn, ClassReader.EXPAND_FRAMES);
+		} catch (Exception e) {
+			cr.accept(cn, ClassReader.SKIP_FRAMES);
+		}
+		return cn;
+	}
+	
+	public static MethodNode getMethodByName(ClassNode cn, String name)
+	{
+		for(MethodNode m : cn.methods)
+		{
+			if(m.name.equals(name))
+				return m;
+		}
+		
+		return null;
+	}
+}

src/main/java/the/bytecode/club/bytecodeviewer/api/BytecodeViewer.java

@@ -71,6 +71,19 @@ public class BytecodeViewer {
      * @return The loaded classes into the new URLClassLoader instance
      * @author Cafebabe
      */
+    public static Class<?> loadClassIntoClassLoader(ClassNode cn)
+    {
+        getClassNodeLoader().addClass(cn);
+    
+        try {
+            return cl.loadClass(cn.name);
+        } catch (Exception classLoadException) {
+            new the.bytecode.club.bytecodeviewer.api.ExceptionUI(classLoadException);
+        }
+        
+        return null;
+    }
+    
     public static List<Class<?>> loadClassesIntoClassLoader()
     {
         try
@@ -102,6 +115,7 @@ public class BytecodeViewer {
                     new the.bytecode.club.bytecodeviewer.api.ExceptionUI(classLoadException);
                 }
             }
+            
             jarFile.close();
 
             return ret;

src/main/java/the/bytecode/club/bytecodeviewer/util/JarUtils.java

@@ -21,6 +21,7 @@ import org.objectweb.asm.ClassReader;
 import org.objectweb.asm.ClassWriter;
 import org.objectweb.asm.tree.ClassNode;
 import the.bytecode.club.bytecodeviewer.BytecodeViewer;
+import the.bytecode.club.bytecodeviewer.api.ASMUtil;
 
 import static the.bytecode.club.bytecodeviewer.Constants.*;
 
@@ -248,14 +249,7 @@ public class JarUtils {
      * @return the ClassNode instance
      */
     public static ClassNode getNode(final byte[] bytez) {
-        ClassReader cr = new ClassReader(bytez);
+        return ASMUtil.getClassNode(bytez);
-        ClassNode cn = new ClassNode();
-        try {
-            cr.accept(cn, ClassReader.EXPAND_FRAMES);
-        } catch (Exception e) {
-            cr.accept(cn, ClassReader.SKIP_FRAMES);
-        }
-        return cn;
     }
 
     /**