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Java > Open Source Codes > org > outerj > daisy > publisher > serverimpl > requestmodel > IfRequest


1 /*
2  * Copyright 2004 Outerthought bvba and Schaubroeck nv
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.outerj.daisy.publisher.serverimpl.requestmodel;
17
18 import org.outerj.daisy.repository.query.PredicateExpression;
19 import org.xml.sax.ContentHandler JavaDoc;
20
21 public class IfRequest extends AbstractParentPublisherRequest implements Request {
22     private final PredicateExpression expression;
23
24     public IfRequest(PredicateExpression expression) {
25         this.expression = expression;
26     }
27
28     public void process(ContentHandler JavaDoc contentHandler, PublisherContext publisherContext) throws Exception JavaDoc {
29         if (expression.evaluate(publisherContext.getDocument(), publisherContext.getVersion())) {
30             super.process(contentHandler, publisherContext);
31         }
32     }
33 }
34
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