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.log4j.util;
19
20 import org.apache.oro.text.perl.Perl5Util;
21
22 public class RelativeTimeFilter implements Filter {
23
24 Perl5Util util = new Perl5Util();
25
26 public
27 String filter(String in) {
28 String pat = "/"+Filter.RELATIVE_TIME_PAT+"/";
29
30 if(util.match(pat, in)) {
31 //System.out.println("Removing relative time from line ["+in+"]");
32 return util.substitute("s/"+Filter.RELATIVE_TIME_PAT+"//", in);
33 } else {
34 return in;
35 }
36 }
37 }