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Copyright (C) 2014 Philip Helger (www.helger.com) philip[at]helger[dot]com 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.helger.appbasics.app.menu;
 
 
Implementation base class for menu items.

Parameters:
<IMPLTYPE> Implementation type
Author(s):
Philip Helger
 
 public abstract class AbstractMenuObject <IMPLTYPE extends AbstractMenuObject <IMPLTYPE>> extends MapBasedAttributeContainer implements IMenuObject
 {
   private final String m_sID;
 
   public AbstractMenuObject (@Nonnull @Nonempty final String sID)
   {
      = ValueEnforcer.notEmpty (sID"ID");
   }
 
   @Nonnull
   @Nonempty
   public final String getID ()
   {
     return ;
   }
 
   @SuppressWarnings ("unchecked")
   @Nonnull
   protected final IMPLTYPE thisAsT ()
   {
     return (IMPLTYPE) this;
   }
 
   @Nonnull
   public final IMPLTYPE setDisplayFilter (@Nullable final IFilter <IMenuObjectaDisplayFilter)
   {
      = aDisplayFilter;
     return thisAsT ();
   }
 
   @Nullable
   public final IFilter <IMenuObjectgetDisplayFilter ()
   {
     return ;
   }
 
   public final boolean matchesDisplayFilter ()
   {
     return  == null || .matchesFilter (this);
   }
 
   @Override
   public boolean equals (final Object o)
   {
     if (o == this)
       return true;
     if (!super.equals (o))
       return false;
     final AbstractMenuObject <?> rhs = (AbstractMenuObject <?>) o;
     return .equals (rhs.m_sID);
   }
 
   @Override
   public int hashCode ()
   {
     return HashCodeGenerator.getDerived (super.hashCode ()).append ().getHashCode ();
   }
 
   @Override
   public String toString ()
   {
    return ToStringGenerator.getDerived (super.toString ())
                            .append ("ID")
                            .appendIfNotNull ("displayFilter")
                            .toString ();
  }
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