Example usage for org.objectweb.asm.util CheckClassAdapter visitInnerClass

Introduction

In this page you can find the example usage for org.objectweb.asm.util CheckClassAdapter visitInnerClass.

Prototype

@Override
    public void visitInnerClass(final String name, final String outerName, final String innerName,
            final int access) 

Source Link

Usage

From source file:org.spongepowered.mod.asm.util.ASMEventListenerHolderFactory.java

License:MIT License

public static Class<?> getClass(Class<?> eventClass, EventPriority priority, boolean canceled) {
    ClassWriter cwRaw = new ClassWriter(0);
    CheckClassAdapter cw = new CheckClassAdapter(cwRaw);

    MethodVisitor mv;/*from   ww w.j  ava  2  s .com*/
    AnnotationVisitor av0;

    String className = getClassName(eventClass, priority, canceled);
    String classNameInternal = className.replace('.', '/');

    String invokeMethodDesc = "(" + Type.getDescriptor(eventClass) + ")V";

    String eventPriorityName = priority.name();

    cw.visit(V1_6, ACC_PUBLIC + ACC_SUPER, classNameInternal, null,
            "org/spongepowered/mod/event/EventListenerHolder", null);

    cw.visitInnerClass("net/minecraftforge/event/world/BlockEvent$BreakEvent",
            "net/minecraftforge/event/world/BlockEvent", "BreakEvent", ACC_PUBLIC + ACC_STATIC);

    {
        mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKESPECIAL, "org/spongepowered/mod/event/EventListenerHolder", "<init>", "()V",
                false);
        mv.visitInsn(RETURN);
        mv.visitMaxs(1, 1);
        mv.visitEnd();
    }
    {
        mv = cw.visitMethod(ACC_PUBLIC, "invoke", invokeMethodDesc, null, null);
        {
            av0 = mv.visitAnnotation("Lnet/minecraftforge/fml/common/eventhandler/SubscribeEvent;", true);
            av0.visitEnum("priority", "Lnet/minecraftforge/fml/common/eventhandler/EventPriority;",
                    eventPriorityName);
            av0.visit("receiveCanceled", canceled);
            av0.visitEnd();
        }
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitVarInsn(ALOAD, 1);
        mv.visitMethodInsn(INVOKESPECIAL, "org/spongepowered/mod/event/EventListenerHolder", "invoke",
                "(Ljava/lang/Object;)V", false);
        mv.visitInsn(RETURN);
        mv.visitMaxs(2, 2);
        mv.visitEnd();
    }
    cw.visitEnd();

    if (loaderAccess == null) {
        loaderAccess = new ClassLoaderAccess();
    }
    return loaderAccess.defineClass(className, cwRaw.toByteArray());
}

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