001    /*
002     * Copyright 2002-2005 the original author or authors.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of 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,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.springframework.binding.validation;
017    
018    /**
019     * Interface to be implemented by classes capable of incrementally validating
020     * domain objects. This interface is intended for validators that are able to
021     * validate a subset of the domain objects properties.
022     *
023     * @author Oliver Hutchison
024     */
025    public interface RichValidator extends Validator {
026    
027            /**
028             * Validates the given property of the provided object.
029             *
030             * @param object the object to validate (may be an implementation of
031             * @link org.springframework.binding.PropertyAccessStrategy)
032             * @param property the name of the only property that has changed since the
033             * last call to validate.
034             * @return the results on the validation
035             */
036            ValidationResults validate(Object object, String property);
037    }