01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one
03: * or more contributor license agreements. See the NOTICE file
04: * distributed with this work for additional information
05: * regarding copyright ownership. The ASF licenses this file
06: * to you under the Apache License, Version 2.0 (the
07: * "License"); you may not use this file except in compliance
08: * with the License. You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing,
13: * software distributed under the License is distributed on an
14: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15: * KIND, either express or implied. See the License for the
16: * specific language governing permissions and limitations
17: * under the License.
18: */
19: package org.apache.openjpa.persistence;
20:
21: import org.apache.openjpa.kernel.DetachState;
22:
23: /**
24: * The possible settings for the detachment behavior of an
25: * {@link OpenJPAEntityManager}.
26: *
27: * @since 1.0.0
28: * @published
29: */
30: public enum DetachStateType {
31: FETCH_GROUPS(DetachState.DETACH_FETCH_GROUPS), LOADED(
32: DetachState.DETACH_LOADED), ALL(DetachState.DETACH_ALL);
33:
34: private final int detachStateConstant;
35:
36: private DetachStateType(int value) {
37: detachStateConstant = value;
38: }
39:
40: int toKernelConstant() {
41: return detachStateConstant;
42: }
43:
44: static DetachStateType fromKernelConstant(int kernelConstant) {
45: switch (kernelConstant) {
46: case DetachState.DETACH_FETCH_GROUPS:
47: return FETCH_GROUPS;
48:
49: case DetachState.DETACH_LOADED:
50: return LOADED;
51:
52: case DetachState.DETACH_ALL:
53: return ALL;
54:
55: default:
56: throw new IllegalArgumentException(kernelConstant + "");
57: }
58: }
59: }
|