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Java > Open Source Codes > org > apache > log4j > helpers > CountingQuietWriter


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.helpers;
18
19 import java.io.Writer JavaDoc;
20 import java.io.IOException JavaDoc;
21
22 import org.apache.log4j.spi.ErrorHandler;
23 import org.apache.log4j.spi.ErrorCode;
24
25 /**
26    Counts the number of bytes written.
27
28    @author Heinz Richter, heinz.richter@frogdot.com
29    @since 0.8.1
30
31    */
32 public class CountingQuietWriter extends QuietWriter {
33
34   protected long count;
35
36   public
37   CountingQuietWriter(Writer JavaDoc writer, ErrorHandler eh) {
38     super(writer, eh);
39   }
40
41   public
42   void write(String JavaDoc string) {
43     try {
44       out.write(string);
45       count += string.length();
46     }
47     catch(IOException JavaDoc e) {
48       errorHandler.error("Write failure.", e, ErrorCode.WRITE_FAILURE);
49     }
50   }
51
52   public
53   long getCount() {
54     return count;
55   }
56
57   public
58   void setCount(long count) {
59     this.count = count;
60   }
61
62 }
63
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