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    import org.apache.camel.util.FileUtil;
023    import org.apache.camel.util.StringHelper;
024    
025    /**
026     * File component.
027     */
028    public class FileComponent extends GenericFileComponent<File> {
029    
030        /**
031         * GenericFile property on Camel Exchanges.
032         */
033        public static final String FILE_EXCHANGE_FILE = "CamelFileExchangeFile";
034        
035        /**
036         * Default camel lock filename postfix
037         */
038        public static final String DEFAULT_LOCK_FILE_POSTFIX = ".camelLock";
039    
040        protected GenericFileEndpoint<File> buildFileEndpoint(String uri, String remaining, Map<String, Object> parameters) throws Exception {
041            // the starting directory must be a static (not containing dynamic expressions)
042            if (StringHelper.hasStartToken(remaining, "simple")) {
043                throw new IllegalArgumentException("Invalid directory: " + remaining
044                        + ". Dynamic expressions with ${ } placeholders is not allowed."
045                        + " Use the fileName option to set the dynamic expression.");
046            }
047    
048            File file = new File(remaining);
049    
050            FileEndpoint result = new FileEndpoint(uri, this);
051            result.setFile(file);
052    
053            GenericFileConfiguration config = new GenericFileConfiguration();
054            config.setDirectory(FileUtil.isAbsolute(file) ? file.getAbsolutePath() : file.getPath());
055            result.setConfiguration(config);
056    
057            return result;
058        }
059    
060        protected void afterPropertiesSet(GenericFileEndpoint<File> endpoint) throws Exception {
061            // noop
062        }
063    }