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From to...@apache.org
Subject cvs commit: db-ojb/src/java/org/apache/ojb/broker/util/collections ManageableTreeSet.java
Date Fri, 23 Jul 2004 07:28:55 GMT
tomdz       2004/07/23 00:28:54

  Added:       src/java/org/apache/ojb/broker/util/collections
  Added manageable tree set implementation from David Zejda
  Revision  Changes    Path
  1.1                  db-ojb/src/java/org/apache/ojb/broker/util/collections/ManageableTreeSet.java
  Index: ManageableTreeSet.java
  package org.apache.ojb.broker.util.collections;
  /* Copyright 2002-2004 The Apache Software Foundation
  * 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.
  import java.util.TreeSet;
  import java.util.Iterator;
  import org.apache.ojb.broker.ManageableCollection;
  import org.apache.ojb.broker.PersistenceBroker;
  import org.apache.ojb.broker.PersistenceBrokerException;
  * is a utility class. provides a SortedSet that addionally implements
  * the ManageableCollection interface. This class may be used
  * as a type for collection attributes.
  * @author <a href="mailto:dvid@atlas.cz">David Zejda<a>
  public class ManageableTreeSet extends TreeSet implements ManageableCollection
      * add a single Object to the Collection. This method is used during reading Collection
      * from the database. Thus it is is save to cast anObject to the underlying element type
of the
      * collection.
     public void ojbAdd(Object anObject)
      * adds a Collection to this collection. Used in reading Extents from the Database.
      * Thus it is save to cast otherCollection to this.getClass().
     public void ojbAddAll(ManageableCollection otherCollection)
         super.addAll((ManageableTreeSet) otherCollection);
     public void afterStore(PersistenceBroker broker) throws PersistenceBrokerException
         //do nothing
      * returns an Iterator over all elements in the collection. Used during store and delete
      * If the implementor does not return an iterator over ALL elements, OJB cannot store
and delete all elements properly.
     public Iterator ojbIterator()
         return super.iterator();

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