package com.zarbosoft.semicompiled;
import java.lang.String;
class Main {
public static void main(String[] args) {
MyClass.myMethod();
}
}
Classfile /tmp/semicompiled-HJ9n1mha-15172228700337237206/com/zarbosoft/semicompiled/Main.class
Last modified Jun 2, 2024; size 306 bytes
MD5 checksum 6ffbdd73f1eaf22778fb0b918f6fdb5f
class com.zarbosoft.semicompiled.Main
minor version: 0
major version: 52
flags: (0x0020) ACC_SUPER
this_class: #3 // com/zarbosoft/semicompiled/Main
super_class: #4 // java/lang/Object
interfaces: 0, fields: 0, methods: 2, attributes: 0
Constant pool:
#1 = Methodref #4.#12 // java/lang/Object."<init>":()V
#2 = Methodref #13.#14 // com/zarbosoft/semicompiled/MyClass.myMethod:()V
#3 = Class #15 // com/zarbosoft/semicompiled/Main
#4 = Class #16 // java/lang/Object
#5 = Utf8 <init>
#6 = Utf8 ()V
#7 = Utf8 Code
#8 = Utf8 main
#9 = Utf8 ([Ljava/lang/String;)V
#10 = Utf8 MethodParameters
#11 = Utf8 args
#12 = NameAndType #5:#6 // "<init>":()V
#13 = Class #17 // com/zarbosoft/semicompiled/MyClass
#14 = NameAndType #18:#6 // myMethod:()V
#15 = Utf8 com/zarbosoft/semicompiled/Main
#16 = Utf8 java/lang/Object
#17 = Utf8 com/zarbosoft/semicompiled/MyClass
#18 = Utf8 myMethod
{
com.zarbosoft.semicompiled.Main();
descriptor: ()V
flags: (0x0000)
Code:
stack=1, locals=1, args_size=1
0: aload_0
1: invokespecial #1 // Method java/lang/Object."<init>":()V
4: return
public static void main(java.lang.String[]);
descriptor: ([Ljava/lang/String;)V
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=0, locals=1, args_size=1
0: invokestatic #2 // Method com/zarbosoft/semicompiled/MyClass.myMethod:()V
3: return
MethodParameters:
Name Flags
args
}
package asm.com.zarbosoft.semicompiled;
import org.objectweb.asm.AnnotationVisitor;
import org.objectweb.asm.Attribute;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.ConstantDynamic;
import org.objectweb.asm.FieldVisitor;
import org.objectweb.asm.Handle;
import org.objectweb.asm.Label;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.RecordComponentVisitor;
import org.objectweb.asm.Type;
import org.objectweb.asm.TypePath;
public class MainDump implements Opcodes {
public static byte[] dump() throws Exception {
ClassWriter classWriter = new ClassWriter(0);
FieldVisitor fieldVisitor;
RecordComponentVisitor recordComponentVisitor;
MethodVisitor methodVisitor;
AnnotationVisitor annotationVisitor0;
classWriter.visit(
V1_8, ACC_SUPER, "com/zarbosoft/semicompiled/Main", null, "java/lang/Object", null);
{
methodVisitor = classWriter.visitMethod(0, "<init>", "()V", null, null);
methodVisitor.visitCode();
methodVisitor.visitVarInsn(ALOAD, 0);
methodVisitor.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false);
methodVisitor.visitInsn(RETURN);
methodVisitor.visitMaxs(1, 1);
methodVisitor.visitEnd();
}
{
methodVisitor =
classWriter.visitMethod(
ACC_PUBLIC | ACC_STATIC, "main", "([Ljava/lang/String;)V", null, null);
methodVisitor.visitParameter("args", 0);
methodVisitor.visitCode();
methodVisitor.visitMethodInsn(
INVOKESTATIC, "com/zarbosoft/semicompiled/MyClass", "myMethod", "()V", false);
methodVisitor.visitInsn(RETURN);
methodVisitor.visitMaxs(0, 1);
methodVisitor.visitEnd();
}
classWriter.visitEnd();
return classWriter.toByteArray();
}
}
Classfile /tmp/semicompiled-HJ9n1mha-15172228700337237206/com/zarbosoft/semicompiled/Main.class
Last modified Jun 2, 2024; size 507 bytes
MD5 checksum c7bb9fee8e24524e43b6c613925317c8
Compiled from "Main.java"
class com.zarbosoft.semicompiled.Main
minor version: 0
major version: 52
flags: (0x0020) ACC_SUPER
this_class: #3 // com/zarbosoft/semicompiled/Main
super_class: #4 // java/lang/Object
interfaces: 0, fields: 0, methods: 2, attributes: 1
Constant pool:
#1 = Methodref #4.#19 // java/lang/Object."<init>":()V
#2 = Methodref #20.#21 // com/zarbosoft/semicompiled/MyClass.myMethod:()V
#3 = Class #22 // com/zarbosoft/semicompiled/Main
#4 = Class #23 // java/lang/Object
#5 = Utf8 <init>
#6 = Utf8 ()V
#7 = Utf8 Code
#8 = Utf8 LineNumberTable
#9 = Utf8 LocalVariableTable
#10 = Utf8 this
#11 = Utf8 Lcom/zarbosoft/semicompiled/Main;
#12 = Utf8 main
#13 = Utf8 ([Ljava/lang/String;)V
#14 = Utf8 args
#15 = Utf8 [Ljava/lang/String;
#16 = Utf8 MethodParameters
#17 = Utf8 SourceFile
#18 = Utf8 Main.java
#19 = NameAndType #5:#6 // "<init>":()V
#20 = Class #24 // com/zarbosoft/semicompiled/MyClass
#21 = NameAndType #25:#6 // myMethod:()V
#22 = Utf8 com/zarbosoft/semicompiled/Main
#23 = Utf8 java/lang/Object
#24 = Utf8 com/zarbosoft/semicompiled/MyClass
#25 = Utf8 myMethod
{
com.zarbosoft.semicompiled.Main();
descriptor: ()V
flags: (0x0000)
Code:
stack=1, locals=1, args_size=1
0: aload_0
1: invokespecial #1 // Method java/lang/Object."<init>":()V
4: return
LineNumberTable:
line 5: 0
LocalVariableTable:
Start Length Slot Name Signature
0 5 0 this Lcom/zarbosoft/semicompiled/Main;
public static void main(java.lang.String[]);
descriptor: ([Ljava/lang/String;)V
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=0, locals=1, args_size=1
0: invokestatic #2 // Method com/zarbosoft/semicompiled/MyClass.myMethod:()V
3: return
LineNumberTable:
line 7: 0
line 8: 3
LocalVariableTable:
Start Length Slot Name Signature
0 4 0 args [Ljava/lang/String;
MethodParameters:
Name Flags
args
}
SourceFile: "Main.java"
package asm.com.zarbosoft.semicompiled;
import org.objectweb.asm.AnnotationVisitor;
import org.objectweb.asm.Attribute;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.ConstantDynamic;
import org.objectweb.asm.FieldVisitor;
import org.objectweb.asm.Handle;
import org.objectweb.asm.Label;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.RecordComponentVisitor;
import org.objectweb.asm.Type;
import org.objectweb.asm.TypePath;
public class MainDump implements Opcodes {
public static byte[] dump() throws Exception {
ClassWriter classWriter = new ClassWriter(0);
FieldVisitor fieldVisitor;
RecordComponentVisitor recordComponentVisitor;
MethodVisitor methodVisitor;
AnnotationVisitor annotationVisitor0;
classWriter.visit(
V1_8, ACC_SUPER, "com/zarbosoft/semicompiled/Main", null, "java/lang/Object", null);
classWriter.visitSource("Main.java", null);
{
methodVisitor = classWriter.visitMethod(0, "<init>", "()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);
methodVisitor.visitInsn(RETURN);
Label label1 = new Label();
methodVisitor.visitLabel(label1);
methodVisitor.visitLocalVariable(
"this", "Lcom/zarbosoft/semicompiled/Main;", null, label0, label1, 0);
methodVisitor.visitMaxs(1, 1);
methodVisitor.visitEnd();
}
{
methodVisitor =
classWriter.visitMethod(
ACC_PUBLIC | ACC_STATIC, "main", "([Ljava/lang/String;)V", null, null);
methodVisitor.visitParameter("args", 0);
methodVisitor.visitCode();
Label label0 = new Label();
methodVisitor.visitLabel(label0);
methodVisitor.visitLineNumber(7, label0);
methodVisitor.visitMethodInsn(
INVOKESTATIC, "com/zarbosoft/semicompiled/MyClass", "myMethod", "()V", false);
Label label1 = new Label();
methodVisitor.visitLabel(label1);
methodVisitor.visitLineNumber(8, label1);
methodVisitor.visitInsn(RETURN);
Label label2 = new Label();
methodVisitor.visitLabel(label2);
methodVisitor.visitLocalVariable("args", "[Ljava/lang/String;", null, label0, label2, 0);
methodVisitor.visitMaxs(0, 1);
methodVisitor.visitEnd();
}
classWriter.visitEnd();
return classWriter.toByteArray();
}
}
package com.zarbosoft.semicompiled;
class MyClass {
public static void myMethod() {}
}
Classfile /tmp/semicompiled-HJ9n1mha-15172228700337237206/com/zarbosoft/semicompiled/MyClass.class
Last modified Jun 2, 2024; size 187 bytes
MD5 checksum 9132c2ca564d26004d202b107c5b9d72
class com.zarbosoft.semicompiled.MyClass
minor version: 0
major version: 52
flags: (0x0020) ACC_SUPER
this_class: #2 // com/zarbosoft/semicompiled/MyClass
super_class: #3 // java/lang/Object
interfaces: 0, fields: 0, methods: 2, attributes: 0
Constant pool:
#1 = Methodref #3.#8 // java/lang/Object."<init>":()V
#2 = Class #9 // com/zarbosoft/semicompiled/MyClass
#3 = Class #10 // java/lang/Object
#4 = Utf8 <init>
#5 = Utf8 ()V
#6 = Utf8 Code
#7 = Utf8 myMethod
#8 = NameAndType #4:#5 // "<init>":()V
#9 = Utf8 com/zarbosoft/semicompiled/MyClass
#10 = Utf8 java/lang/Object
{
com.zarbosoft.semicompiled.MyClass();
descriptor: ()V
flags: (0x0000)
Code:
stack=1, locals=1, args_size=1
0: aload_0
1: invokespecial #1 // Method java/lang/Object."<init>":()V
4: return
public static void myMethod();
descriptor: ()V
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=0, locals=0, args_size=0
0: return
}
package asm.com.zarbosoft.semicompiled;
import org.objectweb.asm.AnnotationVisitor;
import org.objectweb.asm.Attribute;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.ConstantDynamic;
import org.objectweb.asm.FieldVisitor;
import org.objectweb.asm.Handle;
import org.objectweb.asm.Label;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.RecordComponentVisitor;
import org.objectweb.asm.Type;
import org.objectweb.asm.TypePath;
public class MyClassDump implements Opcodes {
public static byte[] dump() throws Exception {
ClassWriter classWriter = new ClassWriter(0);
FieldVisitor fieldVisitor;
RecordComponentVisitor recordComponentVisitor;
MethodVisitor methodVisitor;
AnnotationVisitor annotationVisitor0;
classWriter.visit(
V1_8, ACC_SUPER, "com/zarbosoft/semicompiled/MyClass", null, "java/lang/Object", null);
{
methodVisitor = classWriter.visitMethod(0, "<init>", "()V", null, null);
methodVisitor.visitCode();
methodVisitor.visitVarInsn(ALOAD, 0);
methodVisitor.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false);
methodVisitor.visitInsn(RETURN);
methodVisitor.visitMaxs(1, 1);
methodVisitor.visitEnd();
}
{
methodVisitor =
classWriter.visitMethod(ACC_PUBLIC | ACC_STATIC, "myMethod", "()V", null, null);
methodVisitor.visitCode();
methodVisitor.visitInsn(RETURN);
methodVisitor.visitMaxs(0, 0);
methodVisitor.visitEnd();
}
classWriter.visitEnd();
return classWriter.toByteArray();
}
}
Classfile /tmp/semicompiled-HJ9n1mha-15172228700337237206/com/zarbosoft/semicompiled/MyClass.class
Last modified Jun 2, 2024; size 350 bytes
MD5 checksum 25d9f6cc70c721dfc4719c66c37b7ce8
Compiled from "MyClass.java"
class com.zarbosoft.semicompiled.MyClass
minor version: 0
major version: 52
flags: (0x0020) ACC_SUPER
this_class: #2 // com/zarbosoft/semicompiled/MyClass
super_class: #3 // java/lang/Object
interfaces: 0, fields: 0, methods: 2, attributes: 1
Constant pool:
#1 = Methodref #3.#14 // java/lang/Object."<init>":()V
#2 = Class #15 // com/zarbosoft/semicompiled/MyClass
#3 = Class #16 // java/lang/Object
#4 = Utf8 <init>
#5 = Utf8 ()V
#6 = Utf8 Code
#7 = Utf8 LineNumberTable
#8 = Utf8 LocalVariableTable
#9 = Utf8 this
#10 = Utf8 Lcom/zarbosoft/semicompiled/MyClass;
#11 = Utf8 myMethod
#12 = Utf8 SourceFile
#13 = Utf8 MyClass.java
#14 = NameAndType #4:#5 // "<init>":()V
#15 = Utf8 com/zarbosoft/semicompiled/MyClass
#16 = Utf8 java/lang/Object
{
com.zarbosoft.semicompiled.MyClass();
descriptor: ()V
flags: (0x0000)
Code:
stack=1, locals=1, args_size=1
0: aload_0
1: invokespecial #1 // Method java/lang/Object."<init>":()V
4: return
LineNumberTable:
line 3: 0
LocalVariableTable:
Start Length Slot Name Signature
0 5 0 this Lcom/zarbosoft/semicompiled/MyClass;
public static void myMethod();
descriptor: ()V
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=0, locals=0, args_size=0
0: return
LineNumberTable:
line 5: 0
}
SourceFile: "MyClass.java"
package asm.com.zarbosoft.semicompiled;
import org.objectweb.asm.AnnotationVisitor;
import org.objectweb.asm.Attribute;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.ConstantDynamic;
import org.objectweb.asm.FieldVisitor;
import org.objectweb.asm.Handle;
import org.objectweb.asm.Label;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.RecordComponentVisitor;
import org.objectweb.asm.Type;
import org.objectweb.asm.TypePath;
public class MyClassDump implements Opcodes {
public static byte[] dump() throws Exception {
ClassWriter classWriter = new ClassWriter(0);
FieldVisitor fieldVisitor;
RecordComponentVisitor recordComponentVisitor;
MethodVisitor methodVisitor;
AnnotationVisitor annotationVisitor0;
classWriter.visit(
V1_8, ACC_SUPER, "com/zarbosoft/semicompiled/MyClass", null, "java/lang/Object", null);
classWriter.visitSource("MyClass.java", null);
{
methodVisitor = classWriter.visitMethod(0, "<init>", "()V", null, null);
methodVisitor.visitCode();
Label label0 = new Label();
methodVisitor.visitLabel(label0);
methodVisitor.visitLineNumber(3, label0);
methodVisitor.visitVarInsn(ALOAD, 0);
methodVisitor.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false);
methodVisitor.visitInsn(RETURN);
Label label1 = new Label();
methodVisitor.visitLabel(label1);
methodVisitor.visitLocalVariable(
"this", "Lcom/zarbosoft/semicompiled/MyClass;", null, label0, label1, 0);
methodVisitor.visitMaxs(1, 1);
methodVisitor.visitEnd();
}
{
methodVisitor =
classWriter.visitMethod(ACC_PUBLIC | ACC_STATIC, "myMethod", "()V", null, null);
methodVisitor.visitCode();
Label label0 = new Label();
methodVisitor.visitLabel(label0);
methodVisitor.visitLineNumber(5, label0);
methodVisitor.visitInsn(RETURN);
methodVisitor.visitMaxs(0, 0);
methodVisitor.visitEnd();
}
classWriter.visitEnd();
return classWriter.toByteArray();
}
}
Join the thriving social scene at github.com/andrewbaxter/semicompiled.