| /** |
| * 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.io.IOException; |
| |
| import org.apache.camel.Exchange; |
| import org.apache.camel.NoTypeConversionAvailableException; |
| |
| /** |
| * File binding with the {@link java.io.File} type. |
| */ |
| public class FileBinding implements GenericFileBinding<File> { |
| private File body; |
| private byte[] content; |
| |
| public Object getBody(GenericFile<File> file) { |
| // if file content has been loaded then return it |
| if (content != null) { |
| return content; |
| } |
| |
| // as we use java.io.File itself as the body (not loading its content into a OutputStream etc.) |
| // we just store a java.io.File handle to the actual file denoted by the |
| // file.getAbsoluteFilePath. We must do this as the original file consumed can be renamed before |
| // being processed (preMove) and thus it points to an invalid file location. |
| // GenericFile#getAbsoluteFilePath() is always up-to-date and thus we use it to create a file |
| // handle that is correct |
| if (body == null || !file.getAbsoluteFilePath().equals(body.getAbsolutePath())) { |
| body = new File(file.getAbsoluteFilePath()); |
| } |
| return body; |
| } |
| |
| public void setBody(GenericFile<File> file, Object body) { |
| // noop |
| } |
| |
| public void loadContent(Exchange exchange, GenericFile<?> file) throws IOException { |
| if (content == null) { |
| try { |
| content = exchange.getContext().getTypeConverter().mandatoryConvertTo(byte[].class, file.getFile()); |
| } catch (NoTypeConversionAvailableException e) { |
| throw new IOException("Cannot load file content: " + file.getAbsoluteFilePath(), e); |
| } |
| } |
| } |
| } |