Idea used to compile Lombok newspaper can not find symbol

1. Description of the problem

The project uses lombok, but the idea is the emergence of the compilation process can not find the symbol. Given as shown below:

 

file

@Data
@ApiModel(value = "HeadTeacherVO", description = "设置班主任对象") public class HeadTeacherVO implements Serializable { private static final long serialVersionUID = 5156410770039160995L; @NotNull(message = "年级班级ID不能为空") @ApiModelProperty(value = "年级班级ID", example = "1") private Long gradeClassId; @NotNull(message = "教师ID不能为空") @ApiModelProperty(value = "教师ID", example = "1") private Long teacherId; } 

lombok versions are as follows:

<dependency>
            <groupId>org.projectlombok</groupId> <artifactId>lombok</artifactId> <version>1.18.8</version> <scope>provided</scope> </dependency> 

lombok plug-in version of the idea is:

 

file

2, three kinds of solutions online to see

2.1 The first (invalid)

 

file

2.2 second (invalid)

 

file

2.3 The third (active)

<plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.8.0</version>
                <configuration>
                    <source>${java.version}</source>
                    <target>${java.version}</target>
                    <encoding>${project.build.sourceEncoding}</encoding>
                    <compilerArguments>
                        <extdirs>src\main\webapp\WEB-INF\lib</extdirs>
                    </compilerArguments>
                    <annotationProcessorPaths>
                        <path>
                            <groupId>org.projectlombok</groupId>
                            <artifactId>lombok</artifactId>
                            <version>1.18.8</version>
                        </path>
                    </annotationProcessorPaths>
                </configuration>
            </plugin>

 

在编译，OK！

原文链接：https://www.jianshu.com/p/f86e1e26099b