Android Open Source - Gamework Hookable Object

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License

The source code is released under:

Apache License

Java Source Code

package cz.robyer.gamework.scenario;
//from w  ww . j  av a  2s .  com
import java.util.ArrayList;
import java.util.List;

import android.util.Log;
import cz.robyer.gamework.scenario.hook.Hook;
import cz.robyer.gamework.scenario.variable.Variable;

/**
 * Base hookable object which contains a list of attached hooks.
 * @author Robert P?sel
 */
public abstract class HookableObject extends IdentificableObject {
  protected List<Hook> hooks;
  
  /**
   * Class constructor.
   * @param id of object
   */
  public HookableObject(String id) {
    super(id);
  }
  
  /**
   * Add new hook to be attached.
   * @param hook
   */
  public void addHook(Hook hook) {
    if (hooks == null)
      hooks = new ArrayList<Hook>();
    
    hooks.add(hook);
    hook.setParent(this);
  }
  
  /**
   * Call all attached hooks.
   * @param variable which was changed
   */
  protected void callHooks(Variable variable) {
    Log.d(TAG, "Calling all hooks");
    if (hooks != null) {
      for (Hook h : hooks) {
        h.call(variable);
      }
    }
  }
  
}

Java Source Code List

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