聊聊querydsl的生成类

        <dependency>
            <groupId>com.querydsl</groupId>
            <artifactId>querydsl-sql</artifactId>
            <version>4.1.4</version>
        </dependency>
        <dependency>
            <groupId>com.querydsl</groupId>
            <artifactId>querydsl-apt</artifactId>
            <version>4.1.4</version>
        </dependency>
        <dependency>
            <groupId>com.querydsl</groupId>
            <artifactId>querydsl-jpa</artifactId>
            <version>4.1.4</version>
        </dependency>

            <plugin>
                <groupId>com.querydsl</groupId>
                <artifactId>querydsl-maven-plugin</artifactId>
                <executions>
                    <execution>
                        <phase>generate-sources</phase>
                        <goals>
                            <goal>process</goal>
                        </goals>
                        <configuration>
                            <outputDirectory>target/generated-sources</outputDirectory>
                            <processor>com.querydsl.apt.jpa.JPAAnnotationProcessor</processor>
                        </configuration>
                    </execution>
                </executions>
            </plugin>

mvn compile

public final NumberPath<Long> id = createNumber("id",Long.class);
public final NumberPath<Long> countNum = createNumber("countNum",Long.class);
public final StringPath  name = createString("name");

public static QDemo qDemo = new QDemo(QDemo.class.getSimpleName(),null,"demo");

public QDemo(String path, String schema, String table){
    super(Demo.class, path, schema, table);
    addMeta();
}

public void addMeta(){
    addMetadata(countNum, ColumnMetadata.named("count_num"));
    addMetadata(name, ColumnMetadata.named("name"));
}