wiki.xsx.jg.annotation.IsNotNull Maven / Gradle / Ivy
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a generator, from the database tables convert to the Java classes or from the Java classes convert to the database tables.
support mysql, oracle, sqlserver and postgresql.
package wiki.xsx.jg.annotation;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* 不能为空注解
*/
@Target(ElementType.FIELD)
@Retention(RetentionPolicy.RUNTIME)
public @interface IsNotNull {
}