/*
* 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.persistence;
import java.util.EnumSet;
import org.apache.openjpa.kernel.AutoDetach;
/**
* The possible settings for the auto-detach behavior of an
* {@link OpenJPAEntityManager}.
*
* @since 1.0.0
* @published
*/
public enum AutoDetachType {
NONE(AutoDetach.DETACH_NONE),
CLOSE(AutoDetach.DETACH_CLOSE),
COMMIT(AutoDetach.DETACH_COMMIT),
NON_TRANSACTIONAL_READ(AutoDetach.DETACH_NONTXREAD),
ROLLBACK(AutoDetach.DETACH_ROLLBACK);
private final int autoDetachConstant;
private AutoDetachType(int value) {
autoDetachConstant = value;
}
public static EnumSet<AutoDetachType> toEnumSet(int autoDetach) {
EnumSet<AutoDetachType> types = EnumSet.noneOf(AutoDetachType.class);
if ((autoDetach & AutoDetach.DETACH_NONE) != 0)
types.add(NONE);
if ((autoDetach & AutoDetach.DETACH_CLOSE) != 0)
types.add(CLOSE);
if ((autoDetach & AutoDetach.DETACH_COMMIT) != 0)
types.add(COMMIT);
if ((autoDetach & AutoDetach.DETACH_NONTXREAD) != 0)
types.add(NON_TRANSACTIONAL_READ);
if ((autoDetach & AutoDetach.DETACH_ROLLBACK) != 0)
types.add(ROLLBACK);
return types;
}
public static int fromEnumSet(EnumSet<AutoDetachType> types) {
int autoDetach = 0;
for (AutoDetachType type : types)
autoDetach |= type.autoDetachConstant;
return autoDetach;
}
}