001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.apache.camel.component.file;
018    
019    import java.io.File;
020    import java.util.Map;
021    
022    /**
023     * File component.
024     */
025    public class FileComponent extends GenericFileComponent<File> {
026    
027        /**
028         * GenericFile property on Camel Exchanges.
029         */
030        public static final String FILE_EXCHANGE_FILE = "CamelFileExchangeFile";
031        
032        /**
033         * Default camel lock filename postfix
034         */
035        public static final String DEFAULT_LOCK_FILE_POSTFIX = ".camelLock";
036    
037        protected GenericFileEndpoint<File> buildFileEndpoint(String uri, String remaining, Map<String, Object> parameters) throws Exception {
038            // the starting directory must be a static (not containing dynamic expressions)
039            if (remaining.indexOf("${") != -1) {
040                throw new IllegalArgumentException("Invalid directory: " + remaining
041                        + ". Dynamic expressions with ${ } placeholders is not allowed."
042                        + " Use the fileName option to set the dynamic expression.");
043            }
044    
045            File file = new File(remaining);
046    
047            FileEndpoint result = new FileEndpoint(uri, this);
048            result.setFile(file);
049    
050            GenericFileConfiguration config = new GenericFileConfiguration();
051            config.setDirectory(file.getPath());
052            result.setConfiguration(config);
053    
054            return result;
055        }
056    
057        protected void afterPropertiesSet(GenericFileEndpoint<File> endpoint) throws Exception {
058            // noop
059        }
060    }