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/*
 * Copyright 2002-2005 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.springframework.context;

/**
 * Interface for objects that are suitable for message resolution in a
 * MessageSource. Spring's own validation error classes implement this
 * interface.
 *
 * @author Juergen Hoeller
 * @see MessageSource#getMessage(MessageSourceResolvable, java.util.Locale)
 * @see org.springframework.validation.ObjectError
 * @see org.springframework.validation.FieldError
 */
public interface MessageSourceResolvable {

	/**
	 * Return the codes to be used to resolve this message, in the order that
	 * they should get tried. The last code will therefore be the default one.
	 * @return a String array of codes which are associated with this message
	 */
	public String[] getCodes();

	/**
	 * Return the array of arguments to be used to resolve this message.
	 * @return an array of objects to be used as parameters to replace
	 * placeholders within the message text
	 * @see java.text.MessageFormat
	 */
	public Object[] getArguments();

	/**
	 * Return the default message to be used to resolve this message.
	 * @return the default message, or null if no default
	 */
	public String getDefaultMessage();

}