01: /*
02: * Copyright 2007 Tim Peierls
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: package org.directwebremoting.guice;
17:
18: /**
19: * A partially implemented handler for objects contained in contexts that
20: * are closing. Concrete extensions of this class only have to define
21: * {@code close} and have a constructor that calls {@code super(T.class)}.
22: * @author Tim Peierls [tim at peierls dot net]
23: */
24: public abstract class AbstractContextCloseHandler<T> implements
25: ContextCloseHandler<T> {
26: protected AbstractContextCloseHandler(Class<T> type) {
27: this .type = type;
28: }
29:
30: public abstract void close(T object) throws Exception;
31:
32: public Class<T> type() {
33: return type;
34: }
35:
36: private final Class<T> type;
37: }
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