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/*
* JBoss, Home of Professional Open Source
* Copyright 2009, Red Hat, Inc. and/or its affiliates, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package javax.validation.constraints;

import java.lang.annotation.Documented;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
import javax.validation.Constraint;
import javax.validation.Payload;

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.RetentionPolicy.RUNTIME;

/**
 * The annotated element must be a number whose value must be higher or
 * equal to the specified minimum.
 * 
 * Supported types are:
 * 

 * {@code BigDecimal}
 * {@code BigInteger}
 * {@code CharSequence}
 * {@code byte}, {@code short}, {@code int}, {@code long}, and their respective wrappers
 * 
 * Note that {@code double} and {@code float} are not supported due to rounding errors
 * (some providers might provide some approximative support)
 * 
 * {@code null} elements are considered valid
 *
 * @author Emmanuel Bernard
 */
@Target({ METHOD, FIELD, ANNOTATION_TYPE, CONSTRUCTOR, PARAMETER })
@Retention(RUNTIME)
@Documented
@Constraint(validatedBy = { })
public @interface DecimalMin {
	String message() default "{javax.validation.constraints.DecimalMin.message}";

	Class[] groups() default { };

	Class[] payload() default { };

	/**
	 * The {@code String} representation of the min value according to the
	 * {@code BigDecimal} string representation
	 *
	 * @return value the element must be higher or equal to
	 */
	String value();

	/**
	 * Specifies, whether the specified minimum is inclusive or exclusive.
	 * By default, it is inclusive.
	 *
	 * @return {@code true} if the value must be higher or equal to the specified minimum, {@code false}
	 *         if the value must be higher.
	 *
	 * @since 1.1
	 */
	boolean inclusive() default true;

	/**
	 * Defines several {@code @DecimalMin} annotations on the same element
	 *
	 * @author Emmanuel Bernard
	 * @see DecimalMin
	 */
	@Target({ METHOD, FIELD, ANNOTATION_TYPE, CONSTRUCTOR, PARAMETER })
	@Retention(RUNTIME)
	@Documented
	@interface List {
		DecimalMin[] value();
	}
}