content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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.apache.camel.component.file;
  
  import java.io.File;
  import java.util.Map;
  
  import org.apache.camel.CamelContext;
  import org.apache.camel.spi.annotations.Component;
  import org.apache.camel.util.FileUtil;
  import org.apache.camel.util.StringHelper;
  
  /**
   * * The <a href="http://camel.apache.org/file.html">File Component</a> provides access to file systems.
   */
  @Component("file")
  public class FileComponent extends GenericFileComponent<File> {
      /**
       * GenericFile property on Camel Exchanges.
       */
      public static final String FILE_EXCHANGE_FILE = "CamelFileExchangeFile";
  
      /**
       * Default camel lock filename postfix
       */
      public static final String DEFAULT_LOCK_FILE_POSTFIX = ".camelLock";
  
      public FileComponent() {
      }
  
      public FileComponent(CamelContext context) {
          super(context);
      }
  
      @Override
      protected GenericFileEndpoint<File> buildFileEndpoint(String uri, String remaining, Map<String, Object> parameters)
              throws Exception {
          // the starting directory must be a static (not containing dynamic
          // expressions)
          if (StringHelper.hasStartToken(remaining, "simple")) {
              throw new IllegalArgumentException(
                      "Invalid directory: " + remaining + ". Dynamic expressions with ${ } placeholders is not allowed."
                                                 + " Use the fileName option to set the dynamic expression.");
          }
  
          File file = new File(remaining);
  
          FileEndpoint result = new FileEndpoint(uri, this);
          result.setFile(file);
  
          GenericFileConfiguration config = new GenericFileConfiguration();
          config.setDirectory(FileUtil.isAbsolute(file) ? file.getAbsolutePath() : file.getPath());
          result.setConfiguration(config);
  
          return result;
      }
  
      @Override
      protected void afterPropertiesSet(GenericFileEndpoint<File> endpoint) throws Exception {
          // noop
      }
  
  }
  