| /* |
| * 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; |
| } |
| } |