Java aop面向切面编程(aspectJweaver)案例详解

 <dependencies>
        <dependency>
                <groupId>org.aspectj</groupId>
                <artifactId>aspectjrt</artifactId>
                <version>1.8.9</version>
        </dependency>
        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjtools</artifactId>
            <version>1.8.9</version>
        </dependency>
        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjweaver</artifactId>
            <version>1.8.9</version>
        </dependency>
    </dependencies>
    <build>
        <plugins>
            <plugin>
                <groupId>org.codehaus.mojo</groupId>
                <artifactId>aspectj-maven-plugin</artifactId>
                <executions>
                    <execution>
                        <goals>
                            <goal>compile</goal>
                        </goals>
                    </execution>
                </executions>
                <configuration>
                    <complianceLevel>1.8</complianceLevel>
                    <source>1.8</source>
                    <target>1.8</target>
                    <aspectDirectory>src/main/java</aspectDirectory>
                </configuration>
            </plugin>
        </plugins>
    </build>

  public aspect Staspect {

    public pointcut kkMethod(): execution(public String aop.Test.kk());
    before(): kkMethod() {
        System.out.println("先执行我");
    }
}

public class Test {
    public String kk(){
        return "23";
    }
    public static void main(String[] args) {
        Test test=new Test();
        System.out.println(test.kk());

    }
}

<?xml version="1.0" encoding="UTF-8" ?>
<aspectj>
    <aspects>
        <aspect name="aop.Staspect"/>
    </aspects>
    <weaver options="-XaddSerialVersionUID"></weaver>
</aspectj>