org.boon.validation.validators.AbstractRangeValidator Maven / Gradle / Ivy
/*
* Copyright 2013-2014 Richard M. Hightower
* 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.
*
* __________ _____ __ .__
* \______ \ ____ ____ ____ /\ / \ _____ | | _|__| ____ ____
* | | _// _ \ / _ \ / \ \/ / \ / \\__ \ | |/ / |/ \ / ___\
* | | ( <_> | <_> ) | \ /\ / Y \/ __ \| <| | | \/ /_/ >
* |______ /\____/ \____/|___| / \/ \____|__ (____ /__|_ \__|___| /\___ /
* \/ \/ \/ \/ \/ \//_____/
* ____. ___________ _____ ______________.___.
* | |____ ___ _______ \_ _____/ / _ \ / _____/\__ | |
* | \__ \\ \/ /\__ \ | __)_ / /_\ \ \_____ \ / | |
* /\__| |/ __ \\ / / __ \_ | \/ | \/ \ \____ |
* \________(____ /\_/ (____ / /_______ /\____|__ /_______ / / ______|
* \/ \/ \/ \/ \/ \/
*/
package org.boon.validation.validators;
/**
* Abstract class for range validation.
*/
@SuppressWarnings ( "unchecked" )
public abstract class AbstractRangeValidator extends BaseValidator {
/* The min value for comparison. */
private Comparable realMin;
/* The max value for comparison. */
private Comparable realMax;
/* Has this been initialized? */
private boolean isInitialized;
/* Allows this base class to be initialized by the subclasses. */
protected void init( Comparable min, Comparable max ) {
this.realMin = min;
this.realMax = max;
assert min.compareTo( max ) < 0;
isInitialized = true;
}
/* Checks to see if the value is less than the min. */
protected boolean isValueGreaterThanMin( Comparable value ) {
if ( realMin == null ) {
return true;
}
return value.compareTo( realMin ) >= 0;
}
/* Checks to see if the value is greater than the max. */
protected boolean isValueLessThanMax( Comparable value ) {
if ( realMax == null ) {
return true;
}
return value.compareTo( realMax ) <= 0;
}
public boolean isInitialized() {
return isInitialized;
}
}