/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.openjpa.kernel;

/**
 * DataCache Store modes
 */
public enum DataCacheStoreMode {

    /**
     * Store updates, inserts and deletes in the DataCache. The DataCache will
     * not be refreshed when data is read from the database.
     */
    USE,
    /**
     * Write updates, inserts and deletes directly to the database. The
     * DataCache will not be aware of these changes and may need to be
     * refreshed.
     */
    BYPASS,
    /**
     * Store updates, inserts and deletes in the DataCache. Entities which are
     * read from the database will be refreshed in the DataCache.
     */
    REFRESH
}
