package com.zarbosoft.semicompiled;
class Main {
public static void myMain() {
int y = 32;
new Object() {
void myMethod() {
int q = y + 2;
}
};
}
}
Classfile /tmp/semicompiled-wworYyIB-1236057055181233781/com/zarbosoft/semicompiled/Main.class
Last modified Jun 2, 2024; size 281 bytes
MD5 checksum 88739069dceb1da013683805840b8eff
class com.zarbosoft.semicompiled.Main
minor version: 0
major version: 52
flags: (0x0020) ACC_SUPER
this_class: #4 // com/zarbosoft/semicompiled/Main
super_class: #5 // java/lang/Object
interfaces: 0, fields: 0, methods: 2, attributes: 1
Constant pool:
#1 = Methodref #5.#11 // java/lang/Object."<init>":()V
#2 = Class #12 // com/zarbosoft/semicompiled/Main$1
#3 = Methodref #2.#13 // com/zarbosoft/semicompiled/Main$1."<init>":(I)V
#4 = Class #14 // com/zarbosoft/semicompiled/Main
#5 = Class #15 // java/lang/Object
#6 = Utf8 InnerClasses
#7 = Utf8 <init>
#8 = Utf8 ()V
#9 = Utf8 Code
#10 = Utf8 myMain
#11 = NameAndType #7:#8 // "<init>":()V
#12 = Utf8 com/zarbosoft/semicompiled/Main$1
#13 = NameAndType #7:#16 // "<init>":(I)V
#14 = Utf8 com/zarbosoft/semicompiled/Main
#15 = Utf8 java/lang/Object
#16 = Utf8 (I)V
{
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 myMain();
descriptor: ()V
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=3, locals=1, args_size=0
0: bipush 32
2: istore_0
3: new #2 // class com/zarbosoft/semicompiled/Main$1
6: dup
7: iload_0
8: invokespecial #3 // Method com/zarbosoft/semicompiled/Main$1."<init>":(I)V
11: pop
12: return
}
InnerClasses:
#2; // class com/zarbosoft/semicompiled/Main$1
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.visitInnerClass("com/zarbosoft/semicompiled/Main$1", null, null, 0);
{
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, "myMain", "()V", null, null);
methodVisitor.visitCode();
methodVisitor.visitIntInsn(BIPUSH, 32);
methodVisitor.visitVarInsn(ISTORE, 0);
methodVisitor.visitTypeInsn(NEW, "com/zarbosoft/semicompiled/Main$1");
methodVisitor.visitInsn(DUP);
methodVisitor.visitVarInsn(ILOAD, 0);
methodVisitor.visitMethodInsn(
INVOKESPECIAL, "com/zarbosoft/semicompiled/Main$1", "<init>", "(I)V", false);
methodVisitor.visitInsn(POP);
methodVisitor.visitInsn(RETURN);
methodVisitor.visitMaxs(3, 1);
methodVisitor.visitEnd();
}
classWriter.visitEnd();
return classWriter.toByteArray();
}
}
Classfile /tmp/semicompiled-wworYyIB-1236057055181233781/com/zarbosoft/semicompiled/Main.class
Last modified Jun 2, 2024; size 468 bytes
MD5 checksum 66bb6b9202baa6d8e342ece08de89cc9
Compiled from "Main.java"
class com.zarbosoft.semicompiled.Main
minor version: 0
major version: 52
flags: (0x0020) ACC_SUPER
this_class: #4 // com/zarbosoft/semicompiled/Main
super_class: #5 // java/lang/Object
interfaces: 0, fields: 0, methods: 2, attributes: 2
Constant pool:
#1 = Methodref #5.#19 // java/lang/Object."<init>":()V
#2 = Class #20 // com/zarbosoft/semicompiled/Main$1
#3 = Methodref #2.#21 // com/zarbosoft/semicompiled/Main$1."<init>":(I)V
#4 = Class #22 // com/zarbosoft/semicompiled/Main
#5 = Class #23 // java/lang/Object
#6 = Utf8 InnerClasses
#7 = Utf8 <init>
#8 = Utf8 ()V
#9 = Utf8 Code
#10 = Utf8 LineNumberTable
#11 = Utf8 LocalVariableTable
#12 = Utf8 this
#13 = Utf8 Lcom/zarbosoft/semicompiled/Main;
#14 = Utf8 myMain
#15 = Utf8 y
#16 = Utf8 I
#17 = Utf8 SourceFile
#18 = Utf8 Main.java
#19 = NameAndType #7:#8 // "<init>":()V
#20 = Utf8 com/zarbosoft/semicompiled/Main$1
#21 = NameAndType #7:#24 // "<init>":(I)V
#22 = Utf8 com/zarbosoft/semicompiled/Main
#23 = Utf8 java/lang/Object
#24 = Utf8 (I)V
{
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 3: 0
LocalVariableTable:
Start Length Slot Name Signature
0 5 0 this Lcom/zarbosoft/semicompiled/Main;
public static void myMain();
descriptor: ()V
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=3, locals=1, args_size=0
0: bipush 32
2: istore_0
3: new #2 // class com/zarbosoft/semicompiled/Main$1
6: dup
7: iload_0
8: invokespecial #3 // Method com/zarbosoft/semicompiled/Main$1."<init>":(I)V
11: pop
12: return
LineNumberTable:
line 5: 0
line 6: 12
LocalVariableTable:
Start Length Slot Name Signature
3 10 0 y I
}
SourceFile: "Main.java"
InnerClasses:
#2; // class com/zarbosoft/semicompiled/Main$1
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);
classWriter.visitInnerClass("com/zarbosoft/semicompiled/Main$1", null, null, 0);
{
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/Main;", null, label0, label1, 0);
methodVisitor.visitMaxs(1, 1);
methodVisitor.visitEnd();
}
{
methodVisitor = classWriter.visitMethod(ACC_PUBLIC | ACC_STATIC, "myMain", "()V", null, null);
methodVisitor.visitCode();
Label label0 = new Label();
methodVisitor.visitLabel(label0);
methodVisitor.visitLineNumber(5, label0);
methodVisitor.visitIntInsn(BIPUSH, 32);
methodVisitor.visitVarInsn(ISTORE, 0);
Label label1 = new Label();
methodVisitor.visitLabel(label1);
methodVisitor.visitTypeInsn(NEW, "com/zarbosoft/semicompiled/Main$1");
methodVisitor.visitInsn(DUP);
methodVisitor.visitVarInsn(ILOAD, 0);
methodVisitor.visitMethodInsn(
INVOKESPECIAL, "com/zarbosoft/semicompiled/Main$1", "<init>", "(I)V", false);
methodVisitor.visitInsn(POP);
Label label2 = new Label();
methodVisitor.visitLabel(label2);
methodVisitor.visitLineNumber(6, label2);
methodVisitor.visitInsn(RETURN);
Label label3 = new Label();
methodVisitor.visitLabel(label3);
methodVisitor.visitLocalVariable("y", "I", null, label1, label3, 0);
methodVisitor.visitMaxs(3, 1);
methodVisitor.visitEnd();
}
classWriter.visitEnd();
return classWriter.toByteArray();
}
}
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