Toby/chapter6 5.2

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/aop용어/AopConfiguration.java

@@ -1,8 +1,11 @@
 package com.javabom.toby.chapter6.term.aop용어;
 
+import com.javabom.toby.chapter6.term.aop용어.어드바이스.MessageAdvice;
 import com.javabom.toby.chapter6.term.aop용어.팩토리빈.MessageFactoryBean;
+import com.javabom.toby.chapter6.term.aop용어.포인트컷.MessagePointcut;
 import com.javabom.toby.chapter6.term.aop용어.프록시.DetailMessage;
 import com.javabom.toby.chapter6.term.aop용어.프록시.Message;
+import com.javabom.toby.chapter6.term.aop용어.프록시팩토리빈.MessageProxyFactoryBean;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
@@ -15,4 +18,21 @@ public class AopConfiguration {
     public MessageFactoryBean messageFactoryBean() {
         return new MessageFactoryBean(new DetailMessage("test"), Message.class);
     }
+
+    @Bean
+    public MessageAdvice messageAdvice() {
+        return new MessageAdvice();
+    }
+
+    @Bean
+    public MessagePointcut messagePointcut() {
+        return new MessagePointcut("getT*");
+    }
+
+    @Bean
+    public MessageProxyFactoryBean messageProxyFactoryBean(MessagePointcut messagePointcut, MessageAdvice messageAdvice) {
+        MessageProxyFactoryBean messageProxyFactoryBean = new MessageProxyFactoryBean(new DetailMessage("hello"));
+        messageProxyFactoryBean.addAdvisor(messagePointcut, messageAdvice);
+        return messageProxyFactoryBean;
+    }
 }

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/aop용어/어드바이스/MessageAdvice.java

@@ -0,0 +1,12 @@
+package com.javabom.toby.chapter6.term.aop용어.어드바이스;
+
+import org.aopalliance.intercept.MethodInterceptor;
+import org.aopalliance.intercept.MethodInvocation;
+
+public class MessageAdvice implements MethodInterceptor {
+    @Override
+    public Object invoke(MethodInvocation invocation) throws Throwable {
+        String ret = (String) invocation.proceed();
+        return ret.toUpperCase();
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/aop용어/포인트컷/MessagePointcut.java

@@ -0,0 +1,10 @@
+package com.javabom.toby.chapter6.term.aop용어.포인트컷;
+
+import org.springframework.aop.support.NameMatchMethodPointcut;
+
+public class MessagePointcut extends NameMatchMethodPointcut {
+    public MessagePointcut(String methodNamePattern) {
+        super();
+        super.addMethodName(methodNamePattern);
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/aop용어/프록시/DetailMessage.java

@@ -7,4 +7,9 @@
 @RequiredArgsConstructor
 public class DetailMessage implements Message{
     private final String text;
+
+    @Override
+    public String getPlainText() {
+        return text;
+    }
 }

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/aop용어/프록시/Message.java

@@ -2,4 +2,5 @@
 
 public interface Message {
     String getText();
+    String getPlainText();
 }

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/aop용어/프록시팩토리빈/MessageProxyFactoryBean.java

@@ -0,0 +1,28 @@
+package com.javabom.toby.chapter6.term.aop용어.프록시팩토리빈;
+
+import com.javabom.toby.chapter6.term.aop용어.프록시.Message;
+import org.aopalliance.aop.Advice;
+import org.springframework.aop.Pointcut;
+import org.springframework.aop.framework.ProxyFactoryBean;
+import org.springframework.aop.support.DefaultPointcutAdvisor;
+
+public class MessageProxyFactoryBean {
+    private final ProxyFactoryBean proxyFactoryBean;
+
+    public MessageProxyFactoryBean(Object target) {
+        this.proxyFactoryBean = new ProxyFactoryBean();
+        this.proxyFactoryBean.setTarget(target);
+    }
+
+    public void addAdvice(Advice advice) {
+        this.proxyFactoryBean.addAdvice(advice);
+    }
+
+    public void addAdvisor(Pointcut pointcut, Advice advice) {
+        this.proxyFactoryBean.addAdvisor(new DefaultPointcutAdvisor(pointcut, advice));
+    }
+
+    public Message getMessage() {
+        return (Message) proxyFactoryBean.getObject();
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/확장/ExtendedAopConfiguration.java

@@ -0,0 +1,50 @@
+package com.javabom.toby.chapter6.term.확장;
+
+import com.javabom.toby.chapter6.term.확장.model.Message;
+import com.javabom.toby.chapter6.term.확장.model.NonTargetMessage;
+import com.javabom.toby.chapter6.term.확장.model.TargetMessage;
+import com.javabom.toby.chapter6.term.확장.어드바이저.UpperMessageAdvice;
+import com.javabom.toby.chapter6.term.확장.어드바이저.MessageAdvisor;
+import com.javabom.toby.chapter6.term.확장.확장포인트컷.NameMatchMessagePointcut;
+import org.springframework.aop.framework.autoproxy.DefaultAdvisorAutoProxyCreator;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ComponentScan
+public class ExtendedAopConfiguration {
+
+    @Bean
+    public DefaultAdvisorAutoProxyCreator defaultAdvisorAutoProxyCreator() {
+        return new DefaultAdvisorAutoProxyCreator();
+    }
+
+    @Bean
+    public NameMatchMessagePointcut nameMatchMessagePointcut() {
+        NameMatchMessagePointcut nameMatchMessagePointcut = new NameMatchMessagePointcut();
+        nameMatchMessagePointcut.setMappedClassName("TargetMessage");
+        nameMatchMessagePointcut.addMethodName("getM*");
+        return nameMatchMessagePointcut;
+    }
+
+    @Bean
+    public UpperMessageAdvice upperMessageAdvice() {
+        return new UpperMessageAdvice();
+    }
+
+    @Bean
+    public MessageAdvisor messageAdvisor(NameMatchMessagePointcut nameMatchMessagePointcut, UpperMessageAdvice upperMessageAdvice) {
+        return new MessageAdvisor(nameMatchMessagePointcut, upperMessageAdvice);
+    }
+
+    @Bean
+    public Message targetMessage() {
+        return new TargetMessage("hello");
+    }
+
+    @Bean
+    public Message nonTargetMessage() {
+        return new NonTargetMessage("hello");
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/확장/model/Message.java

@@ -0,0 +1,5 @@
+package com.javabom.toby.chapter6.term.확장.model;
+
+public interface Message {
+    String getMessage();
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/확장/model/NonTargetMessage.java

@@ -0,0 +1,14 @@
+package com.javabom.toby.chapter6.term.확장.model;
+
+public class NonTargetMessage implements Message {
+    private final String message;
+
+    public NonTargetMessage(String message) {
+        this.message = message;
+    }
+
+    @Override
+    public String getMessage() {
+        return message;
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/확장/model/TargetMessage.java

@@ -0,0 +1,14 @@
+package com.javabom.toby.chapter6.term.확장.model;
+
+public class TargetMessage implements Message {
+    private final String message;
+
+    public TargetMessage(String message) {
+        this.message = message;
+    }
+
+    @Override
+    public String getMessage() {
+        return message;
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/확장/어드바이저/MessageAdvisor.java

@@ -0,0 +1,11 @@
+package com.javabom.toby.chapter6.term.확장.어드바이저;
+
+import org.aopalliance.aop.Advice;
+import org.springframework.aop.Pointcut;
+import org.springframework.aop.support.DefaultPointcutAdvisor;
+
+public class MessageAdvisor extends DefaultPointcutAdvisor {
+    public MessageAdvisor(Pointcut pointcut, Advice advice) {
+        super(pointcut, advice);
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/확장/어드바이저/UpperMessageAdvice.java

@@ -0,0 +1,12 @@
+package com.javabom.toby.chapter6.term.확장.어드바이저;
+
+import org.aopalliance.intercept.MethodInterceptor;
+import org.aopalliance.intercept.MethodInvocation;
+
+public class UpperMessageAdvice implements MethodInterceptor {
+    @Override
+    public Object invoke(MethodInvocation invocation) throws Throwable {
+        String ret = (String) invocation.proceed();
+        return ret.toUpperCase();
+    }
+}

spring-toby/spring-project/src/main/java/com/javabom/toby/chapter6/term/확장/확장포인트컷/NameMatchMessagePointcut.java

@@ -0,0 +1,24 @@
+package com.javabom.toby.chapter6.term.확장.확장포인트컷;
+
+import org.springframework.aop.ClassFilter;
+import org.springframework.aop.support.NameMatchMethodPointcut;
+import org.springframework.util.PatternMatchUtils;
+
+public class NameMatchMessagePointcut extends NameMatchMethodPointcut {
+    public void setMappedClassName(String mappedClassName) {
+        this.setClassFilter(new NameMatchClassFilter(mappedClassName));
+    }
+
+    private static class NameMatchClassFilter implements ClassFilter {
+        private final String mappedName;
+
+        public NameMatchClassFilter(String mappedName) {
+            this.mappedName = mappedName;
+        }
+
+        @Override
+        public boolean matches(Class<?> clazz) {
+            return PatternMatchUtils.simpleMatch(mappedName, clazz.getSimpleName());
+        }
+    }
+}

spring-toby/spring-project/src/test/java/com/javabom/toby/chapter6/term/aop용어/어드바이스/MessageAdviceTest.java

@@ -0,0 +1,25 @@
+package com.javabom.toby.chapter6.term.aop용어.어드바이스;
+
+import com.javabom.toby.chapter6.term.aop용어.프록시.DetailMessage;
+import com.javabom.toby.chapter6.term.aop용어.프록시.Message;
+import com.javabom.toby.chapter6.term.aop용어.프록시팩토리빈.MessageProxyFactoryBean;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class MessageAdviceTest {
+    @DisplayName("어드바이스는 타깃을 직접 알고 있을 필요가 없다.")
+    @Test
+    void adviceTest() {
+        //given
+        MessageProxyFactoryBean messageProxyFactoryBean = new MessageProxyFactoryBean(new DetailMessage("hello"));
+        messageProxyFactoryBean.addAdvice(new MessageAdvice());
+
+        //when
+        Message message = messageProxyFactoryBean.getMessage();
+
+        //then
+        assertThat(message.getText()).isEqualTo("HELLO");
+    }
+}

spring-toby/spring-project/src/test/java/com/javabom/toby/chapter6/term/aop용어/포인트컷/MessagePointCutTest.java

@@ -0,0 +1,27 @@
+package com.javabom.toby.chapter6.term.aop용어.포인트컷;
+
+import com.javabom.toby.chapter6.term.aop용어.어드바이스.MessageAdvice;
+import com.javabom.toby.chapter6.term.aop용어.프록시.DetailMessage;
+import com.javabom.toby.chapter6.term.aop용어.프록시.Message;
+import com.javabom.toby.chapter6.term.aop용어.프록시팩토리빈.MessageProxyFactoryBean;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class MessagePointCutTest {
+    @DisplayName("포인트컷은 어드바이스와 함께 묶어서 어드바이저로 적용한다.")
+    @Test
+    void pointcutTest() {
+        //given
+        MessageProxyFactoryBean messageProxyFactoryBean = new MessageProxyFactoryBean(new DetailMessage("hello"));
+        messageProxyFactoryBean.addAdvisor(new MessagePointcut("getT*"), new MessageAdvice());
+
+        //when
+        Message message = messageProxyFactoryBean.getMessage();
+
+        //then
+        assertThat(message.getText()).isEqualTo("HELLO");
+        assertThat(message.getPlainText()).isEqualTo("hello");
+    }
+}

spring-toby/spring-project/src/test/java/com/javabom/toby/chapter6/term/aop용어/프록시팩토리빈/MessageProxyFactoryBeanTest.java

@@ -0,0 +1,32 @@
+package com.javabom.toby.chapter6.term.aop용어.프록시팩토리빈;
+
+import com.javabom.toby.chapter6.term.aop용어.AopConfiguration;
+import com.javabom.toby.chapter6.term.aop용어.포인트컷.MessagePointcut;
+import com.javabom.toby.chapter6.term.aop용어.프록시.DetailMessage;
+import com.javabom.toby.chapter6.term.aop용어.프록시.Message;
+import com.javabom.toby.chapter6.term.aop용어.어드바이스.MessageAdvice;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import static org.assertj.core.api.Assertions.*;
+
+@SpringBootTest(classes = AopConfiguration.class)
+class MessageProxyFactoryBeanTest {
+    @Autowired
+    private MessageProxyFactoryBean messageProxyFactoryBean;
+
+    @DisplayName("프록시 팩토리 빈 테스트")
+    @Test
+    void messageFactoryBeanTest() {
+        //given
+
+        //when
+        Message message = messageProxyFactoryBean.getMessage();
+
+        //then
+        assertThat(message.getText()).isEqualTo("HELLO");
+        assertThat(message.getPlainText()).isEqualTo("hello");
+    }
+}

spring-toby/spring-project/src/test/java/com/javabom/toby/chapter6/term/확장/확장포인트컷/NameMatchMessagePointcutTest.java

@@ -0,0 +1,30 @@
+package com.javabom.toby.chapter6.term.확장.확장포인트컷;
+
+import com.javabom.toby.chapter6.term.확장.ExtendedAopConfiguration;
+import com.javabom.toby.chapter6.term.확장.model.Message;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import java.lang.reflect.Proxy;
+
+import static org.assertj.core.api.Assertions.*;
+
+@SpringBootTest(classes = ExtendedAopConfiguration.class)
+class NameMatchMessagePointcutTest {
+    @Autowired
+    private Message targetMessage;
+
+    @Autowired
+    private Message nonTargetMessage;
+
+    @DisplayName("다이나믹 프록시 테스트")
+    @Test
+    void extendedPointcutTest() {
+        assertThat(targetMessage).isInstanceOf(Proxy.class);
+        assertThat(nonTargetMessage).isNotInstanceOf(Proxy.class);
+        assertThat(targetMessage.getMessage()).isEqualTo("HELLO");
+        assertThat(nonTargetMessage.getMessage()).isEqualTo("hello");
+    }
+}