How to use

isCustom

method

in

org.robovm.objc.ObjCClass

@SuppressWarnings("unchecked")
protected ObjCSuper getSuper() {
  if (zuper == null) {
    Class<? extends ObjCObject> javaClass = (Class<? extends ObjCObject>) getClass().getSuperclass();
    ObjCClass objCClass = ObjCClass.getByType(javaClass);
    while (objCClass.isCustom()) {
      javaClass = (Class<? extends ObjCObject>) javaClass.getSuperclass();
      objCClass = ObjCClass.getByType(javaClass);
    }
    zuper = new ObjCSuper(this, objCClass);
  }
  return zuper;
}

protected ObjCObject(long handle) {
  initObject(handle);
  customClass = getObjCClass().isCustom();
}

protected ObjCObject() {
  long handle = alloc();
  setHandle(handle);
  if (handle != 0) {
    // Make sure the peer is set immediately even if a different handle
    // is set later with initObject().
    setPeerObject(handle, this);
  }
  customClass = getObjCClass().isCustom();
}

private static void registerCallbackMethod(long cls, long selector, long newSelector, Method method) {
  long superMethod = ObjCRuntime.class_getInstanceMethod(cls, selector);
  long typeEncoding = ObjCRuntime.method_getTypeEncoding(superMethod);
  if (!ObjCRuntime.class_addMethod(cls, selector, VM.getCallbackMethodImpl(method), typeEncoding)) {
    throw new Error(
        "Failed to register callback method on the ObjectOwnershipHelper: class_addMethod(...) failed");
  }
  // find the super class that is a native class and cache it
  long superClass = ObjCRuntime.class_getSuperclass(cls);
  long nativeSuper = 0;
  while (superClass != 0) {
    ObjCClass objCClass = ObjCClass.toObjCClass(superClass);
    if (!objCClass.isCustom()) {
      nativeSuper = superClass;
      break;
    }
    superClass = ObjCRuntime.class_getSuperclass(superClass);
  }
  if (nativeSuper == 0) {
    throw new Error("Couldn't find native super class for "
        + VM.newStringUTF(ObjCRuntime.class_getName(cls)));
  }
  synchronized (customClassToNativeSuper) {
    customClassToNativeSuper.put(cls, nativeSuper);
  }
}

/**
 * Creates a new instance of the specified {@link ObjCClass}. If
 * {@code makePeer == true} this method MUST be called while the
 * {@link #objcBridgeLock} is held.
 */
@SuppressWarnings("unchecked")
private static <T extends ObjCObject> T createInstance(ObjCClass objCClass, long handle, int afterMarshaledFlags,
    boolean makePeer) {
  Class<T> c = (Class<T>) objCClass.getType();
  T o = VM.allocateObject(c);
  o.setHandle(handle);
  if (makePeer) {
    setPeerObject(handle, o);
  }
  if (objCClass.isCustom()) {
    VM.setBoolean(VM.getObjectAddress(o) + CUSTOM_CLASS_OFFSET, true);
  }
  o.afterMarshaled(afterMarshaledFlags);
  return o;
}

@SuppressWarnings("unchecked")
protected ObjCSuper getSuper() {
  if (zuper == null) {
    Class<? extends ObjCObject> javaClass = (Class<? extends ObjCObject>) getClass().getSuperclass();
    ObjCClass objCClass = ObjCClass.getByType(javaClass);
    while (objCClass.isCustom()) {
      javaClass = (Class<? extends ObjCObject>) javaClass.getSuperclass();
      objCClass = ObjCClass.getByType(javaClass);
    }
    zuper = new ObjCSuper(this, objCClass);
  }
  return zuper;
}

protected ObjCObject(long handle) {
  initObject(handle);
  customClass = getObjCClass().isCustom();
}

protected ObjCObject() {
  long handle = alloc();
  setHandle(handle);
  if (handle != 0) {
    // Make sure the peer is set immediately even if a different handle
    // is set later with initObject().
    setPeerObject(handle, this);
  }
  customClass = getObjCClass().isCustom();
}

private static void registerCallbackMethod(long cls, long selector, long newSelector, Method method) {
  long superMethod = ObjCRuntime.class_getInstanceMethod(cls, selector);
  long typeEncoding = ObjCRuntime.method_getTypeEncoding(superMethod);
  if (!ObjCRuntime.class_addMethod(cls, selector, VM.getCallbackMethodImpl(method), typeEncoding)) {
    throw new Error(
        "Failed to register callback method on the ObjectOwnershipHelper: class_addMethod(...) failed");
  }
  // find the super class that is a native class and cache it
  long superClass = ObjCRuntime.class_getSuperclass(cls);
  long nativeSuper = 0;
  while (superClass != 0) {
    ObjCClass objCClass = ObjCClass.toObjCClass(superClass);
    if (!objCClass.isCustom()) {
      nativeSuper = superClass;
      break;
    }
    superClass = ObjCRuntime.class_getSuperclass(superClass);
  }
  if (nativeSuper == 0) {
    throw new Error("Couldn't find native super class for "
        + VM.newStringUTF(ObjCRuntime.class_getName(cls)));
  }
  synchronized (customClassToNativeSuper) {
    customClassToNativeSuper.put(cls, nativeSuper);
  }
}

/**
 * Creates a new instance of the specified {@link ObjCClass}. If
 * {@code makePeer == true} this method MUST be called while the
 * {@link #objcBridgeLock} is held.
 */
@SuppressWarnings("unchecked")
private static <T extends ObjCObject> T createInstance(ObjCClass objCClass, long handle, int afterMarshaledFlags,
    boolean makePeer) {
  Class<T> c = (Class<T>) objCClass.getType();
  T o = VM.allocateObject(c);
  o.setHandle(handle);
  if (makePeer) {
    setPeerObject(handle, o);
  }
  if (objCClass.isCustom()) {
    VM.setBoolean(VM.getObjectAddress(o) + CUSTOM_CLASS_OFFSET, true);
  }
  o.afterMarshaled(afterMarshaledFlags);
  return o;
}