/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2010 by Red Hat Inc and/or its affiliates or by
* third-party contributors as indicated by either @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.ejb;
import java.util.HashSet;
import java.util.Set;
/**
* TODO : javadoc
*
* @author Steve Ebersole
*/
public class QueryHints {
/**
* @deprecated HINT_TIMEOUT (org.hibernate.timeout),
* instead use SPEC_HINT_TIMEOUT (javax.persistence.query.timeout)
*/
public static final String HINT_TIMEOUT = "org.hibernate.timeout"; // Query timeout in seconds
public static final String SPEC_HINT_TIMEOUT = "javax.persistence.query.timeout"; // timeout in milliseconds
public static final String HINT_COMMENT = "org.hibernate.comment";
public static final String HINT_FETCH_SIZE = "org.hibernate.fetchSize";
public static final String HINT_CACHE_REGION = "org.hibernate.cacheRegion";
public static final String HINT_CACHEABLE = "org.hibernate.cacheable";
public static final String HINT_READONLY = "org.hibernate.readOnly";
public static final String HINT_CACHE_MODE = "org.hibernate.cacheMode";
public static final String HINT_FLUSH_MODE = "org.hibernate.flushMode";
private static final Set<String> HINTS = buildHintsSet();
private static Set<String> buildHintsSet() {
HashSet<String> hints = new HashSet<String>();
hints.add( HINT_TIMEOUT );
hints.add( SPEC_HINT_TIMEOUT );
hints.add( HINT_COMMENT );
hints.add( HINT_FETCH_SIZE );
hints.add( HINT_CACHE_REGION );
hints.add( HINT_CACHEABLE );
hints.add( HINT_READONLY );
hints.add( HINT_CACHE_MODE );
hints.add( HINT_FLUSH_MODE );
return java.util.Collections.unmodifiableSet( hints );
}
public static Set<String> getDefinedHints() {
return HINTS;
}
}