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Java > Open Source Codes > org > apache > geronimo > system > logging > log4j > NamedNDCFilter


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 package org.apache.geronimo.system.logging.log4j;
19
20 import org.apache.log4j.spi.Filter;
21 import org.apache.log4j.spi.LoggingEvent;
22
23 /**
24  *
25  *
26  * @version $Rev: 476049 $ $Date: 2006-11-16 23:35:17 -0500 (Thu, 16 Nov 2006) $
27  */
28 public class NamedNDCFilter extends Filter {
29     private NamedNDC namedNDC;
30     private String JavaDoc name;
31     private String JavaDoc value;
32     private boolean acceptOnMatch = true;
33
34     public String JavaDoc getName() {
35         return name;
36     }
37
38     public void setName(final String JavaDoc name) {
39         this.name = name;
40         namedNDC = NamedNDC.getNamedNDC(name);
41     }
42
43     public String JavaDoc getValue() {
44         return value;
45     }
46
47     public void setValue(final String JavaDoc value) {
48         this.value = value;
49     }
50
51     public boolean getAcceptOnMatch() {
52         return acceptOnMatch;
53     }
54
55     public void setAcceptOnMatch(final boolean acceptOnMatch) {
56         this.acceptOnMatch = acceptOnMatch;
57     }
58
59     public int decide(LoggingEvent event) {
60         if (value == null) {
61             return Filter.NEUTRAL;
62         }
63
64         Object JavaDoc ndcValue = namedNDC.get();
65         if (ndcValue == null) {
66             return Filter.NEUTRAL;
67         }
68
69         if (value.equals(ndcValue.toString())) {
70             if (acceptOnMatch) {
71                 return Filter.ACCEPT;
72             } else {
73                 return Filter.DENY;
74             }
75         }
76         return Filter.NEUTRAL;
77     }
78 }
79
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