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 java.util.EnumSet;
22:
23: import org.apache.openjpa.event.CallbackModes;
24:
25: /**
26: * The possible settings for the callback behavior of an
27: * {@link OpenJPAEntityManager}.
28: *
29: * @since 1.0.0
30: * @published
31: */
32: public enum CallbackMode {
33: FAIL_FAST(CallbackModes.CALLBACK_FAIL_FAST), IGNORE(
34: CallbackModes.CALLBACK_IGNORE), LOG(
35: CallbackModes.CALLBACK_LOG), RETHROW(
36: CallbackModes.CALLBACK_RETHROW), ROLLBACK(
37: CallbackModes.CALLBACK_ROLLBACK);
38:
39: private final int callbackMode;
40:
41: private CallbackMode(int value) {
42: callbackMode = value;
43: }
44:
45: static EnumSet<CallbackMode> toEnumSet(int callback) {
46: EnumSet<CallbackMode> modes = EnumSet
47: .noneOf(CallbackMode.class);
48: if ((callback & CallbackModes.CALLBACK_FAIL_FAST) != 0)
49: modes.add(FAIL_FAST);
50: if ((callback & CallbackModes.CALLBACK_IGNORE) != 0)
51: modes.add(IGNORE);
52: if ((callback & CallbackModes.CALLBACK_LOG) != 0)
53: modes.add(LOG);
54: if ((callback & CallbackModes.CALLBACK_RETHROW) != 0)
55: modes.add(RETHROW);
56: if ((callback & CallbackModes.CALLBACK_ROLLBACK) != 0)
57: modes.add(ROLLBACK);
58: return modes;
59: }
60:
61: static int fromEnumSet(EnumSet<CallbackMode> modes) {
62: int callback = 0;
63: for (CallbackMode mode : modes)
64: callback |= mode.callbackMode;
65: return callback;
66: }
67: }
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