import org.objectweb.asm.*;

public class DemoDump implements Opcodes{

public static byte[] dump() throws Exception{

ClassWriter classWriter = new ClassWriter(0);

FieldVisitor fieldVisitor;

RecordComponentVisitor recordComponentVisitor;

MethodVisitor methodVisitor;

AnnotationVisitor annotationVisitor0;

classWriter.visit(V17, ACC_PUBLIC|ACC_SUPER, "Demo", null, "java/lang/Object", null);

classWriter.visitSource("Demo.java", null);

{

annotationVisitor0 = classWriter.visitAnnotation("LInter;", false);

annotationVisitor0.visit("value", Type.getType("Ljava/lang/Object;"));

annotationVisitor0.visitEnd();

}

{

fieldVisitor = classWriter.visitField(ACC_PUBLIC, "name", "Ljava/lang/String;", null, null);

fieldVisitor.visitEnd();

}

{

methodVisitor = classWriter.visitMethod(ACC_PUBLIC, "<init>", "(Ljava/lang/String;)V", null, null);

methodVisitor.visitCode();

Label label0 = new Label();

methodVisitor.visitLabel(label0);

methodVisitor.visitLineNumber(5, label0);

methodVisitor.visitVarInsn(ALOAD, 0);

methodVisitor.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false);

Label label1 = new Label();

methodVisitor.visitLabel(label1);

methodVisitor.visitLineNumber(6, label1);

methodVisitor.visitVarInsn(ALOAD, 0);

methodVisitor.visitVarInsn(ALOAD, 1);

methodVisitor.visitFieldInsn(PUTFIELD, "Demo", "name", "Ljava/lang/String;");

Label label2 = new Label();

methodVisitor.visitLabel(label2);

methodVisitor.visitLineNumber(7, label2);

methodVisitor.visitInsn(RETURN);

Label label3 = new Label();

methodVisitor.visitLabel(label3);

methodVisitor.visitLocalVariable("this", "LDemo;", null, label0, label3, 0);

methodVisitor.visitLocalVariable("name", "Ljava/lang/String;", null, label0, label3, 1);

methodVisitor.visitMaxs(2, 2);

methodVisitor.visitEnd();

}

{

methodVisitor = classWriter.visitMethod(ACC_PUBLIC|ACC_STATIC, "main", "([Ljava/lang/String;)V", null, null);

methodVisitor.visitCode();

Label label0 = new Label();

methodVisitor.visitLabel(label0);

methodVisitor.visitLineNumber(10, label0);

methodVisitor.visitFieldInsn(GETSTATIC, "java/lang/System", "out", "Ljava/io/PrintStream;");

methodVisitor.visitLdcInsn(Type.getType("LDemo;"));

methodVisitor.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Class", "getDeclaredMethods", "()[Ljava/lang/reflect/Method;", false);

methodVisitor.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;", false);

methodVisitor.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Class", "getName", "()Ljava/lang/String;", false);

methodVisitor.visitMethodInsn(INVOKEVIRTUAL, "java/io/PrintStream", "println", "(Ljava/lang/String;)V", false);

Label label1 = new Label();

methodVisitor.visitLabel(label1);

methodVisitor.visitLineNumber(11, label1);

methodVisitor.visitFieldInsn(GETSTATIC, "java/lang/System", "out", "Ljava/io/PrintStream;");

methodVisitor.visitInsn(ICONST_3);

methodVisitor.visitInsn(ICONST_4);

methodVisitor.visitInsn(ICONST_5);

methodVisitor.visitMultiANewArrayInsn("[[[Ljava/lang/Object;", 3);

methodVisitor.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;", false);

methodVisitor.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Class", "getSuperclass", "()Ljava/lang/Class;", false);

methodVisitor.visitMethodInsn(INVOKEVIRTUAL, "java/io/PrintStream", "println", "(Ljava/lang/Object;)V", false);

Label label2 = new Label();

methodVisitor.visitLabel(label2);

methodVisitor.visitLineNumber(12, label2);

methodVisitor.visitInsn(RETURN);

Label label3 = new Label();

methodVisitor.visitLabel(label3);

methodVisitor.visitLocalVariable("args", "[Ljava/lang/String;", null, label0, label3, 0);

methodVisitor.visitMaxs(4, 1);

methodVisitor.visitEnd();

}

classWriter.visitEnd();

return classWriter.toByteArray();

}

}