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package org.seasar.cubby.tomcat55.valves; |
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|
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import java.io.IOException; |
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import java.lang.reflect.Field; |
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import java.lang.reflect.Method; |
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import java.util.ArrayList; |
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import java.util.Collections; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.StringTokenizer; |
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|
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import javax.servlet.ServletException; |
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|
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import org.apache.catalina.connector.Request; |
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import org.apache.catalina.connector.Response; |
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import org.apache.catalina.util.StringManager; |
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import org.apache.catalina.valves.ValveBase; |
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import org.apache.commons.logging.Log; |
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|
21 | 0 | public class StaticReferenceCleanerValve extends ValveBase { |
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|
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private static final String info = "org.seasar.cubby.tomcat55.valves.StaticReferenceCleanerValve/1.0"; |
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|
25 | 0 | private static StringManager sm = StringManager |
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.getManager(Constants.Package); |
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|
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private String methods; |
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|
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private String maps; |
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|
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public String getInfo() { |
33 | 0 | return info; |
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} |
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|
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public String getMethods() { |
37 | 0 | return methods; |
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} |
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|
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public void setMethods(final String methods) { |
41 | 0 | this.methods = methods; |
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|
43 | 0 | this.methodNames = new ArrayList(); |
44 | 0 | final StringTokenizer tokenizer = new StringTokenizer(methods, ","); |
45 | 0 | while (tokenizer.hasMoreTokens()) { |
46 | 0 | this.methodNames.add(tokenizer.nextToken()); |
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} |
48 | 0 | } |
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|
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public String getMaps() { |
51 | 0 | return maps; |
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} |
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|
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public void setMaps(final String maps) { |
55 | 0 | this.maps = maps; |
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|
57 | 0 | this.mapNames = new ArrayList(); |
58 | 0 | final StringTokenizer tokenizer = new StringTokenizer(maps, ","); |
59 | 0 | while (tokenizer.hasMoreTokens()) { |
60 | 0 | this.mapNames.add(tokenizer.nextToken()); |
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} |
62 | 0 | } |
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|
64 | 0 | private List methodNames = Collections.EMPTY_LIST; |
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|
66 | 0 | private List mapNames = Collections.EMPTY_LIST; |
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|
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public void invoke(final Request request, final Response response) |
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throws IOException, ServletException { |
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try { |
71 | 0 | getNext().invoke(request, response); |
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} finally { |
73 | 0 | clean(); |
74 | 0 | } |
75 | 0 | } |
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|
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private void clean() { |
78 | 0 | final Log log = getContainer().getLogger(); |
79 | 0 | for (final Iterator i = methodNames.iterator(); i.hasNext();) { |
80 | 0 | final StringTokenizer tokenizer = new StringTokenizer((String) i |
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.next(), "#"); |
82 | 0 | final String className = tokenizer.nextToken(); |
83 | 0 | final String methodName = tokenizer.nextToken(); |
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|
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try { |
86 | 0 | final Class clazz = Class.forName(className); |
87 | 0 | final Method method = clazz.getMethod(methodName, new Class[0]); |
88 | 0 | method.invoke(null, null); |
89 | 0 | if (log.isDebugEnabled()) { |
90 | 0 | log.debug(sm.getString( |
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"staticReferenceCleanerValve.methodInvokeSucceed", |
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method)); |
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} |
94 | 0 | } catch (final Exception e) { |
95 | 0 | if (log.isWarnEnabled()) { |
96 | 0 | log.warn(sm.getString( |
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"staticReferenceCleanerValve.methodInvokeFailed", |
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className, methodName), e); |
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} |
100 | 0 | } |
101 | 0 | } |
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|
103 | 0 | for (final Iterator i = mapNames.iterator(); i.hasNext();) { |
104 | 0 | final StringTokenizer tokenizer = new StringTokenizer((String) i |
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.next(), "#"); |
106 | 0 | final String className = tokenizer.nextToken(); |
107 | 0 | final String mapFieldName = tokenizer.nextToken(); |
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|
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try { |
110 | 0 | final Class clazz = Class.forName(className); |
111 | 0 | final Field field = clazz.getDeclaredField(mapFieldName); |
112 | 0 | field.setAccessible(true); |
113 | 0 | final Map map = (Map) field.get(null); |
114 | 0 | map.clear(); |
115 | 0 | if (log.isDebugEnabled()) { |
116 | 0 | log.debug(sm.getString( |
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"staticReferenceCleanerValve.mapFieldClearSucceed", |
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field)); |
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} |
120 | 0 | } catch (final Exception e) { |
121 | 0 | if (log.isWarnEnabled()) { |
122 | 0 | log.warn(sm.getString( |
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"staticReferenceCleanerValve.mapFieldClearFailed", |
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className, maps), e); |
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} |
126 | 0 | } |
127 | 0 | } |
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|
129 | 0 | } |
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|
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} |