| /* |
| * 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 org.apache.openjpa.kernel.ConnectionRetainModes; |
| |
| /** |
| * The possible values for use when configuring the connection retain |
| * behavior for an {@link OpenJPAEntityManager}. |
| * |
| * @since 1.0.0 |
| * @published |
| */ |
| public enum ConnectionRetainMode { |
| ON_DEMAND(ConnectionRetainModes.CONN_RETAIN_DEMAND), |
| TRANSACTION(ConnectionRetainModes.CONN_RETAIN_TRANS), |
| ALWAYS(ConnectionRetainModes.CONN_RETAIN_ALWAYS); |
| |
| private final int connectionRetainConstant; |
| |
| private ConnectionRetainMode(int value) { |
| connectionRetainConstant = value; |
| } |
| |
| int toKernelConstant() { |
| return connectionRetainConstant; |
| } |
| |
| static ConnectionRetainMode fromKernelConstant(int kernelConstant) { |
| switch (kernelConstant) { |
| case ConnectionRetainModes.CONN_RETAIN_DEMAND: |
| return ON_DEMAND; |
| |
| case ConnectionRetainModes.CONN_RETAIN_ALWAYS: |
| return ALWAYS; |
| |
| case ConnectionRetainModes.CONN_RETAIN_TRANS: |
| return TRANSACTION; |
| |
| default: |
| throw new IllegalArgumentException(kernelConstant + ""); |
| } |
| } |
| } |