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/*
 * Copyright 2002-2012 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
 *
 *      https://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.springframework.validation;

import org.springframework.lang.Nullable;

/**
 * Strategy interface for building message codes from validation error codes.
 * Used by DataBinder to build the codes list for ObjectErrors and FieldErrors.
 *
 * 

The resulting message codes correspond to the codes of a * MessageSourceResolvable (as implemented by ObjectError and FieldError). * * @author Juergen Hoeller * @since 1.0.1 * @see DataBinder#setMessageCodesResolver * @see ObjectError * @see FieldError * @see org.springframework.context.MessageSourceResolvable#getCodes() */ public interface MessageCodesResolver { /** * Build message codes for the given error code and object name. * Used for building the codes list of an ObjectError. * @param errorCode the error code used for rejecting the object * @param objectName the name of the object * @return the message codes to use */ String[] resolveMessageCodes(String errorCode, String objectName); /** * Build message codes for the given error code and field specification. * Used for building the codes list of an FieldError. * @param errorCode the error code used for rejecting the value * @param objectName the name of the object * @param field the field name * @param fieldType the field type (may be {@code null} if not determinable) * @return the message codes to use */ String[] resolveMessageCodes(String errorCode, String objectName, String field, @Nullable Class fieldType); }





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