/*
Copyright 2011-2016 Google Inc. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package com.google.security.zynamics.zylib.gui.zygraph.realizers;

import com.google.security.zynamics.zylib.yfileswrap.gui.zygraph.realizers.ZyEdgeRealizer;

/**
 * Interface that must be implemented by all classes that want to update the content of edge
 * realizers.
 */
public interface IEdgeRealizerUpdater<EdgeType> {
  /**
   * Regenerates the content of the realizer.
   * 
   * @param realizer The realizers whose content is updated.
   * 
   * @return The new content of the realizer.
   */
  ZyLabelContent generateContent(ZyEdgeRealizer<EdgeType> realizer);

  /**
   * Called by the realizer to set the realizer updater.
   * 
   * @param realizer The realizer to be updated.
   */
  void setRealizer(ZyEdgeRealizer<EdgeType> realizer);
}