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package org.seasar.cubby.aop; |
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import java.io.Serializable; |
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import java.lang.reflect.Method; |
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import java.util.HashSet; |
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import java.util.Set; |
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import java.util.regex.Pattern; |
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import org.seasar.cubby.util.CubbyUtils; |
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import org.seasar.framework.aop.Pointcut; |
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import org.seasar.framework.exception.EmptyRuntimeException; |
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public class ActionMethodPointcutImpl implements Pointcut, Serializable { |
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private static final long serialVersionUID = -5701826062675617117L; |
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private String[] methodNames; |
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private Pattern[] patterns; |
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public ActionMethodPointcutImpl(final Class<?> targetClass) |
48 | 0 | throws EmptyRuntimeException { |
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50 | 0 | if (targetClass == null) { |
51 | 0 | throw new EmptyRuntimeException("targetClass"); |
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} |
53 | 0 | setMethodNames(getMethodNames(targetClass)); |
54 | 0 | } |
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public ActionMethodPointcutImpl(final String[] methodNames) |
63 | 0 | throws EmptyRuntimeException { |
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65 | 0 | if (methodNames == null || methodNames.length == 0) { |
66 | 0 | throw new EmptyRuntimeException("methodNames"); |
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} |
68 | 0 | setMethodNames(methodNames); |
69 | 0 | } |
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public boolean isApplied(final Method targetMethod) { |
72 | 0 | if (!CubbyUtils.isActionMethod(targetMethod)) { |
73 | 0 | return false; |
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} |
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76 | 0 | final String methodName = targetMethod.getName(); |
77 | 0 | for (int i = 0; i < patterns.length; ++i) { |
78 | 0 | if (patterns[i].matcher(methodName).matches()) { |
79 | 0 | return true; |
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} |
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} |
82 | 0 | return false; |
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} |
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public String[] getMethodNames() { |
91 | 0 | if (methodNames == null) { |
92 | 0 | return null; |
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} |
94 | 0 | return methodNames.clone(); |
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} |
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private void setMethodNames(final String[] methodNames) { |
98 | 0 | this.methodNames = methodNames; |
99 | 0 | patterns = new Pattern[methodNames.length]; |
100 | 0 | for (int i = 0; i < patterns.length; ++i) { |
101 | 0 | patterns[i] = Pattern.compile(methodNames[i]); |
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} |
103 | 0 | } |
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private static String[] getMethodNames(final Class<?> targetClass) { |
106 | 0 | final Set<String> methodNameSet = new HashSet<String>(); |
107 | 0 | if (targetClass.isInterface()) { |
108 | 0 | addInterfaceMethodNames(methodNameSet, targetClass); |
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} |
110 | 0 | for (Class<?> clazz = targetClass; clazz != Object.class |
111 | 0 | && clazz != null; clazz = clazz.getSuperclass()) { |
112 | 0 | final Class<?>[] interfaces = clazz.getInterfaces(); |
113 | 0 | for (int i = 0; i < interfaces.length; ++i) { |
114 | 0 | addInterfaceMethodNames(methodNameSet, interfaces[i]); |
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} |
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} |
117 | 0 | return methodNameSet.toArray(new String[methodNameSet.size()]); |
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} |
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private static void addInterfaceMethodNames( |
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final Set<String> methodNameSet, final Class<?> interfaceClass) { |
123 | 0 | final Method[] methods = interfaceClass.getDeclaredMethods(); |
124 | 0 | for (int j = 0; j < methods.length; j++) { |
125 | 0 | methodNameSet.add(methods[j].getName()); |
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} |
127 | 0 | final Class<?>[] interfaces = interfaceClass.getInterfaces(); |
128 | 0 | for (int i = 0; i < interfaces.length; ++i) { |
129 | 0 | addInterfaceMethodNames(methodNameSet, interfaces[i]); |
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} |
131 | 0 | } |
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} |