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Java > Open Source Codes > org > apache > log4j > or > sax > AttributesRenderer


1 /*
2  * Copyright 1999-2005 The Apache Software Foundation.
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
17 package org.apache.log4j.or.sax;
18
19 import org.apache.log4j.or.ObjectRenderer;
20
21 import org.xml.sax.Attributes JavaDoc;
22
23 /**
24    Render <code>org.xml.sax.Attributes</code> objects.
25
26    @author Ceki G&uuml;lc&uuml;
27    @since 1.2 */
28 public class AttributesRenderer implements ObjectRenderer {
29
30   public
31   AttributesRenderer() {
32   }
33
34
35   /**
36      Render a {@link org.xml.sax.Attributes}.
37   */
38   public
39   String JavaDoc doRender(Object JavaDoc o) {
40     if(o instanceof Attributes JavaDoc) {
41       StringBuffer JavaDoc sbuf = new StringBuffer JavaDoc();
42       Attributes JavaDoc a = (Attributes JavaDoc) o;
43       int len = a.getLength();
44       boolean first = true;
45       for(int i = 0; i < len; i++) {
46     if(first) {
47       first = false;
48     } else {
49       sbuf.append(", ");
50     }
51     sbuf.append(a.getQName(i));
52     sbuf.append('=');
53     sbuf.append(a.getValue(i));
54       }
55       return sbuf.toString();
56     } else {
57       return o.toString();
58     }
59   }
60 }
61
62
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