Android Open Source - lifx-wear-test L F X Message Observation Descriptor

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License

The source code is released under:

Apache License

Java Source Code

//
//  LFXMessageObservationDescriptor.java
//  LIFX//from w  w w .j a va2s  .c  o  m
//
//  Created by Jarrod Boyes on 24/03/14.
//  Copyright (c) 2014 LIFX Labs. All rights reserved.
//

package lifx.java.android.entities.internal;

public class LFXMessageObservationDescriptor
{
  public interface LFXMessageObserverCallback 
  {
    public void run( Object context, LFXMessage message);
  };
  // typedef void (^LFXMessageObserverCallback)(LFXMessage *message);
  
  // All Observation Descriptors have a callback
  private LFXMessageObserverCallback callback;

  // Observers that were created with an 'observer object' will have this property set
  private Object observingObject;

  // An unsafe_unretained reference to .observingObject is stored, and this method can
  // be used to compare the two. This is encapsulated to limit the potential scope of
  // dead reference bugs.
  private Object observingObjectUnsafeReference;
  
  public void setObservingObject( Object observingObject)
  {
    this.observingObject = observingObject;
    this.observingObjectUnsafeReference = observingObject;
  }

  public Object getObservingObject()
  {
    return observingObject;
  }
  
  public boolean observingObjectWasEqualTo( Object object)
  {
    return this.observingObjectUnsafeReference == object;
  }
  
  public LFXMessageObserverCallback getCallback()
  {
    return callback;
  }
  
  public void setCallback( LFXMessageObserverCallback callback)
  {
    this.callback = callback;
  }
}

Java Source Code List

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