/*
 * Jakarta Bean Validation API
 *
 * License: Apache License, Version 2.0
 * See the license.txt file in the root directory or <http://www.apache.org/licenses/LICENSE-2.0>.
 */
package javax.validation.constraints;

import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
import static java.lang.annotation.ElementType.CONSTRUCTOR;
import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.PARAMETER;
import static java.lang.annotation.ElementType.TYPE_USE;
import static java.lang.annotation.RetentionPolicy.RUNTIME;

import java.lang.annotation.Documented;
import java.lang.annotation.Repeatable;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;

import javax.validation.Constraint;
import javax.validation.Payload;
import javax.validation.constraints.NotEmpty.List;

The annotated element must not be null nor empty.

Supported types are:

  • CharSequence (length of character sequence is evaluated)
  • Collection (collection size is evaluated)
  • Map (map size is evaluated)
  • Array (array length is evaluated)
Author:Emmanuel Bernard, Hardy Ferentschik
Since:2.0
/** * The annotated element must not be {@code null} nor empty. * <p> * Supported types are: * <ul> * <li>{@code CharSequence} (length of character sequence is evaluated)</li> * <li>{@code Collection} (collection size is evaluated)</li> * <li>{@code Map} (map size is evaluated)</li> * <li>Array (array length is evaluated)</li> * </ul> * * @author Emmanuel Bernard * @author Hardy Ferentschik * * @since 2.0 */
@Documented @Constraint(validatedBy = { }) @Target({ METHOD, FIELD, ANNOTATION_TYPE, CONSTRUCTOR, PARAMETER, TYPE_USE }) @Retention(RUNTIME) @Repeatable(List.class) public @interface NotEmpty { String message() default "{javax.validation.constraints.NotEmpty.message}"; Class<?>[] groups() default { }; Class<? extends Payload>[] payload() default { };
Defines several @NotEmpty constraints on the same element.
See Also:
/** * Defines several {@code @NotEmpty} constraints on the same element. * * @see NotEmpty */
@Target({ METHOD, FIELD, ANNOTATION_TYPE, CONSTRUCTOR, PARAMETER, TYPE_USE }) @Retention(RUNTIME) @Documented public @interface List { NotEmpty[] value(); } }