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1
4 package com.tc.logging;
5
6 import org.apache.log4j.Appender;
7 import org.apache.log4j.Layout;
8 import org.apache.log4j.spi.ErrorHandler;
9 import org.apache.log4j.spi.Filter;
10 import org.apache.log4j.spi.LoggingEvent;
11
12 import com.tc.util.Assert;
13
14 public class DelegatingAppender implements Appender {
15
16 private Appender delegate;
17
18 public DelegatingAppender(Appender delegate) {
19 Assert.assertNotNull(delegate);
20 this.delegate = delegate;
21 }
22
23 private synchronized Appender delegate() {
24 return this.delegate;
25 }
26
27 public synchronized Appender setDelegate(Appender delegate) {
28 Assert.assertNotNull(delegate);
29 Appender out = this.delegate;
30 this.delegate = delegate;
31 return out;
32 }
33
34 public void addFilter(Filter arg0) {
35 delegate().addFilter(arg0);
36 }
37
38 public void clearFilters() {
39 delegate().clearFilters();
40 }
41
42 public void close() {
43 delegate().close();
44 }
45
46 public void doAppend(LoggingEvent arg0) {
47 delegate().doAppend(arg0);
48 }
49
50 public ErrorHandler getErrorHandler() {
51 return delegate().getErrorHandler();
52 }
53
54 public Filter getFilter() {
55 return delegate().getFilter();
56 }
57
58 public Layout getLayout() {
59 return delegate().getLayout();
60 }
61
62 public String  getName() {
63 return delegate().getName();
64 }
65
66 public boolean requiresLayout() {
67 return delegate().requiresLayout();
68 }
69
70 public void setErrorHandler(ErrorHandler arg0) {
71 delegate().setErrorHandler(arg0);
72 }
73
74 public void setLayout(Layout arg0) {
75 delegate().setLayout(arg0);
76 }
77
78 public void setName(String arg0) {
79 delegate().setName(arg0);
80 }
81
82 }
83 |
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