001    /*
002     * Copyright 2002-2004 the original author or authors.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License"); you may not
005     * use this file except in compliance with the License. You may obtain a copy of
006     * the License at
007     *
008     * http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
012     * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
013     * License for the specific language governing permissions and limitations under
014     * the License.
015     */
016    package org.springframework.rules;
017    
018    import org.springframework.rules.constraint.property.PropertyConstraint;
019    
020    /**
021     * Interface indicating the providing of validation. This can be
022     * used in the validator to identify the source for validation rules.
023     *
024     * @author Keith Donald
025     */
026    public interface PropertyConstraintProvider {
027    
028            /**
029             * Returns the constraint on the given property.
030             */
031            public PropertyConstraint getPropertyConstraint(String propertyName);
032    }