private void generateToString(ClassVisitor cv) {
MethodVisitor mv =
cv.visitMethod(Opcodes.ACC_PUBLIC, "toString", "()Ljava/lang/String;", null, null);
mv.visitCode();
mv.visitVarInsn(Opcodes.ALOAD, 0);
mv.visitMethodInsn(
Opcodes.INVOKESTATIC,
ASM.getInternalName(AppendingContext.class),
"toString",
'(' + ASM.getDescriptor(ObjectModel.class) + ")Ljava/lang/String;",
false);
mv.visitInsn(Opcodes.ARETURN);
mv.visitMaxs(0, 0);
mv.visitEnd();
}
private void generateObjectModelProxy(
Class<?> objectModelClass, String objectModelProxyClassName, ClassVisitor cv) {
Class<?> ownerClass = objectModelClass.getDeclaringClass();
HibernateObjectModelMetadata hibernateObjectModelMetadata =
this.getMetadataFactory().getMetadata(ownerClass);
String objectModelInternalName = objectModelClass.getName().replace('.', '/');
String objectModelProxyInternalName = objectModelProxyClassName.replace('.', '/');
cv.visit(
Opcodes.V1_7,
Opcodes.ACC_PUBLIC,
objectModelProxyInternalName,
null,
"java/lang/Object",
new String[] {
objectModelInternalName,
ASM.getInternalName(ObjectModel.class),
ASM.getInternalName(ObjectModelAppender.class)
});
cv.visitField(
Opcodes.ACC_PRIVATE | Opcodes.ACC_STATIC | Opcodes.ACC_FINAL,
OBJECT_MODEL_IMPL_FACTORY,
ASM.getDescriptor(ObjectModelFactory.class),
null,
null)
.visitEnd();
cv.visitField(Opcodes.ACC_PRIVATE, HIBERNATE_PROXY_OWNER, HIBERNATE_PROXY_DESC, null, null)
.visitEnd();
XMethodVisitor mv;
mv =
ASM.visitMethod(
cv,
Opcodes.ACC_PUBLIC,
"<init>",
'(' + ASM.getDescriptor(ObjectModelFactory.class) + HIBERNATE_PROXY_DESC + ")V",
null,
null);
mv.visitCode();
mv.visitVarInsn(Opcodes.ALOAD, 0);
mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false);
mv.visitLdcInsn(Type.getType(objectModelClass));
mv.visitMethodInsn(
Opcodes.INVOKESTATIC,
ASM.getInternalName(ObjectModelFactoryFactory.class),
"factoryOf",
"(Ljava/lang/Class;)" + ASM.getDescriptor(ObjectModelFactory.class),
false);
mv.visitFieldInsn(
Opcodes.PUTSTATIC,
objectModelProxyInternalName,
OBJECT_MODEL_IMPL_FACTORY,
ASM.getDescriptor(ObjectModelFactory.class));
mv.visitVarInsn(Opcodes.ALOAD, 0);
mv.visitVarInsn(Opcodes.ALOAD, 2);
mv.visitFieldInsn(
Opcodes.PUTFIELD,
objectModelProxyInternalName,
HIBERNATE_PROXY_OWNER,
HIBERNATE_PROXY_DESC);
mv.visitInsn(Opcodes.RETURN);
mv.visitMaxs(0, 0);
mv.visitEnd();
int gernatedMask = 0;
for (Method method : objectModelClass.getMethods()) {
gernatedMask |=
this.generateProxyMethodForReferenceMode(
cv,
method,
objectModelProxyInternalName,
objectModelClass,
hibernateObjectModelMetadata);
}
if (!ObjectModel.class.isAssignableFrom(objectModelClass)) {
for (Method method : ObjectModel.class.getMethods()) {
gernatedMask |=
this.generateProxyMethodForReferenceMode(
cv,
method,
objectModelProxyInternalName,
objectModelClass,
hibernateObjectModelMetadata);
}
}
if (gernatedMask
!= (1 << 8)
- (hibernateObjectModelMetadata.getDeclaredEntityIdProperty() == null ? 4 : 1)) {
throw new AssertionError();
}
mv =
ASM.visitMethod(
cv,
Opcodes.ACC_PROTECTED,
"writeReplace",
"()Ljava/lang/Object;",
null,
new String[] {ASM.getInternalName(ObjectStreamException.class)});
mv.visitCode();
mv.visitTypeInsn(
Opcodes.NEW, ASM.getInternalName(HibernateObjectModelProxyWritingReplacment.class));
mv.visitInsn(Opcodes.DUP);
mv.visitVarInsn(Opcodes.ALOAD, 0);
mv.visitMethodInsn(
Opcodes.INVOKESPECIAL,
ASM.getInternalName(HibernateObjectModelProxyWritingReplacment.class),
"<init>",
'(' + ASM.getDescriptor(ObjectModel.class) + ")V",
false);
mv.visitInsn(Opcodes.ARETURN);
mv.visitMaxs(0, 0);
mv.visitEnd();
this.generateAppendTo(cv, objectModelProxyClassName);
this.generateToString(cv);
cv.visitEnd();
}
