01: /*
02: * Copyright 2004-2006 the original author or authors.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16:
17: package org.compass.core.transaction.context;
18:
19: import org.compass.core.CompassException;
20: import org.compass.core.transaction.InternalCompassTransaction;
21:
22: /**
23: * A wrapper around a delegate runnable that will execute it within a transactional context.
24: *
25: * @author kimchy
26: */
27: public class TransactionalRunnable implements Runnable {
28:
29: private TransactionContext transactionContext;
30:
31: private Runnable delegate;
32:
33: public TransactionalRunnable(TransactionContext transactionContext,
34: Runnable delegate) {
35: this .transactionContext = transactionContext;
36: this .delegate = delegate;
37: }
38:
39: public void run() {
40: transactionContext
41: .execute(new TransactionContextCallback<Object>() {
42: public Object doInTransaction(
43: InternalCompassTransaction tr)
44: throws CompassException {
45: delegate.run();
46: return null;
47: }
48: });
49: }
50: }
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