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Java > Open Source Codes > org > joda > time > convert > DurationConverter


1 /*
2  * Copyright 2001-2005 Stephen Colebourne
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
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.joda.time.convert;
17
18 /**
19  * DurationConverter defines how an object is converted to a millisecond duration.
20  *
21  * @author Stephen Colebourne
22  * @author Brian S O'Neill
23  * @since 1.0
24  */

25 public interface DurationConverter extends Converter {
26
27     /**
28      * Extracts the millis from an object of this convertor's type.
29      *
30      * @param object the object to convert, must not be null
31      * @return the millisecond duration
32      * @throws ClassCastException if the object is invalid
33      */

34     long getDurationMillis(Object JavaDoc object);
35
36 }
37
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