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Java > Open Source Codes > org > apache > fop > visual > AbstractBitmapProducer


1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. 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 /* $Id: AbstractBitmapProducer.java 426576 2006-07-28 15:44:37Z jeremias $ */
19
20 package org.apache.fop.visual;
21
22 import javax.xml.transform.Transformer JavaDoc;
23 import javax.xml.transform.TransformerConfigurationException JavaDoc;
24
25 import org.apache.commons.logging.Log;
26 import org.apache.commons.logging.LogFactory;
27
28 /**
29  * Abstract base class for converters.
30  */
31 public abstract class AbstractBitmapProducer implements BitmapProducer {
32
33     /** Logger */
34     protected static Log log = LogFactory.getLog(AbstractBitmapProducer.class);
35     
36     /**
37      * Returns a new JAXP Transformer based on information in the ProducerContext.
38      * @param context context information for the process
39      * @return a new Transformer instance (identity or set up with a stylesheet)
40      * @throws TransformerConfigurationException in case creating the Transformer fails.
41      */
42     protected Transformer JavaDoc getTransformer(ProducerContext context)
43                 throws TransformerConfigurationException JavaDoc {
44         if (context.getTemplates() != null) {
45             return context.getTemplates().newTransformer();
46         } else {
47             return context.getTransformerFactory().newTransformer();
48         }
49     }
50     
51 }
52
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