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 /***
21 * The sun.reflect.* lines are not present in all JDKs.
22 *
23 * @author Ceki Gulcu
24 */
25 public class SunReflectFilter implements Filter {
26
27 public String filter(String in) {
28 if(in == null) {
29 return null;
30 }
31 if (in.indexOf("at sun.reflect") != -1) {
32 return null;
33 } else {
34 return in;
35 }
36 }
37 }