1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19 package org.apache.james.container.spring.examples.configuration;
20
21 import org.apache.james.container.spring.configuration.ConfigurationInterceptor;
22 import org.apache.avalon.framework.configuration.Configuration;
23 import org.apache.avalon.framework.configuration.MutableConfiguration;
24
25
26
27
28 public abstract class TraversingConfigurationInterceptor implements ConfigurationInterceptor {
29 public Configuration intercept(Configuration configuration) {
30 interceptInternal(configuration);
31 return configuration;
32 }
33
34 private void interceptInternal(Configuration configuration) {
35 if (configuration instanceof MutableConfiguration) {
36 MutableConfiguration mutableConfiguration = (MutableConfiguration) configuration;
37 process(mutableConfiguration);
38 }
39
40
41 Configuration[] children = configuration.getChildren();
42 for (int i = 0; i < children.length; i++) {
43 Configuration childConfiguration = children[i];
44 interceptInternal(childConfiguration);
45 }
46 }
47
48 protected abstract void process(MutableConfiguration mutableConfiguration);
49 }