1 /***
2 *
3 * Copyright 2004 Protique Ltd
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 **/
18
19 package org.codehaus.activemq.filter;
20
21 import org.codehaus.activemq.selector.SelectorParser;
22
23 import javax.jms.Destination;
24 import javax.jms.JMSException;
25
26 /***
27 * A default implementation
28 *
29 * @version $Revision: 1.1 $
30 */
31 public class FilterFactoryImpl implements FilterFactory {
32
33 public Filter createFilter(Destination destination, String selector) throws JMSException {
34 Filter destinationFilter = DestinationFilter.parseFilter(destination);
35 if (selector != null && selector.trim().length() > 0) {
36 Filter selectorFilter = new SelectorParser().parse(selector);
37 if (selectorFilter != null) {
38 return new AndFilter(destinationFilter, selectorFilter);
39 }
40 }
41 return destinationFilter;
42 }
43
44 }