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Hibernate example source code file (SortedSetType.java)

This example Hibernate source code file (SortedSetType.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Hibernate tags/keywords

class, collectionpersister, comparator, comparator, io, object, object, persistentcollection, persistentcollection, persistentsortedset, persistentsortedset, serializable, sortedsettype, string, treeset, util

The Hibernate SortedSetType.java source code

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2010, Red Hat Inc. or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat Inc.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.hibernate.type;

import java.io.Serializable;
import java.util.Comparator;
import java.util.TreeSet;

import org.hibernate.collection.internal.PersistentSortedSet;
import org.hibernate.collection.spi.PersistentCollection;
import org.hibernate.engine.spi.SessionImplementor;
import org.hibernate.persister.collection.CollectionPersister;

public class SortedSetType extends SetType {
	private final Comparator comparator;

	public SortedSetType(TypeFactory.TypeScope typeScope, String role, String propertyRef, Comparator comparator, boolean isEmbeddedInXML) {
		super( typeScope, role, propertyRef, isEmbeddedInXML );
		this.comparator = comparator;
	}

	public PersistentCollection instantiate(SessionImplementor session, CollectionPersister persister, Serializable key) {
		PersistentSortedSet set = new PersistentSortedSet(session);
		set.setComparator(comparator);
		return set;
	}

	public Class getReturnedClass() {
		return java.util.SortedSet.class;
	}

	@SuppressWarnings( {"unchecked"})
	public Object instantiate(int anticipatedSize) {
		return new TreeSet(comparator);
	}
	
	public PersistentCollection wrap(SessionImplementor session, Object collection) {
		return new PersistentSortedSet( session, (java.util.SortedSet) collection );
	}
}

Other Hibernate examples (source code examples)

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