001    /*
002     * Copyright 2002-2004 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.richclient.command.config;
017    
018    import org.springframework.richclient.command.AbstractCommand;
019    
020    /**
021     * An interface to be implemented by classes that are responsible for configuring 
022     * {@link AbstractCommand} instances.
023     * 
024     * @author Keith Donald
025     */
026    public interface CommandConfigurer {
027        
028        /**
029         * Configures the given command.
030         *
031         * @param command The command to be configured. Must not be null.
032         * @return The configured command.
033         * 
034         * @throws IllegalArgumentException if {@code command} is null.
035         */
036        public AbstractCommand configure(AbstractCommand command);
037        
038    }