org.springmodules.validation.bean.rule.ExpressionValidationRule Maven / Gradle / Ivy
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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.cel.ConditionExpressionParser;
import org.springmodules.validation.util.condition.Condition;
/**
* An {@link AbstractValidationRule} implementation that validates and checks a value based on a condition expression
* (See package org.springmodules.validation.util.cel).
*
* @author Uri Boness
*/
public class ExpressionValidationRule extends AbstractValidationRule {
public final static String DEFAULT_ERROR_CODE = "expression";
private Condition condition;
/**
* Constructs a new ExpressionValidationRule with given expression and expression parser.
*
* @param parser The expression parser to use when parsing the given expression.
* @param expression The condition expression.
*/
public ExpressionValidationRule(ConditionExpressionParser parser, String expression) {
super(ExpressionValidationRule.DEFAULT_ERROR_CODE);
condition = parser.parse(expression);
}
/**
* Returns the condition of this validation rule.
*
* @see org.springmodules.validation.bean.rule.AbstractValidationRule#getCondition()
*/
public Condition getCondition() {
return condition;
}
}