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/*
 * Copyright 2004-2005 the original author or authors.
 *
 * 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 org.springmodules.validation.bean.rule;

import org.springmodules.validation.util.condition.Condition;
import org.springmodules.validation.util.condition.Conditions;

/**
 * An {@link AbstractValidationRule} that validates and checks that the length of a string is within specific bounds.
 *
 * @author Uri Boness
 */
public class LengthValidationRule extends AbstractValidationRule {

    public final static String DEFAULT_ERROR_CODE = "length";

    private int min;

    private int max;

    /**
     * Constructs a new LengthValidationRule with given lower (min) and upper (max) bounds.
     *
     * @param min The lower bound.
     * @param max The upper bound.
     */
    public LengthValidationRule(int min, int max) {
        super(DEFAULT_ERROR_CODE, createErrorArgumentsResolver(new Integer(min), new Integer(max)));
        this.min = min;
        this.max = max;
    }

    /**
     * Returns the condition of this validation rule.
     *
     * @see org.springmodules.validation.bean.rule.AbstractValidationRule#getCondition()
     */
    public Condition getCondition() {
        return Conditions.lengthBetween(min, max);
    }

    public int getMin() {
        return min;
    }

    public int getMax() {
        return max;
    }

}