/**
* 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.activemq.blob;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import javax.jms.JMSException;
import org.apache.activemq.command.ActiveMQBlobMessage;
import org.apache.commons.net.ftp.FTPClient;
/**
* A FTP implementation of {@link BlobUploadStrategy}.
*/
public class FTPBlobUploadStrategy extends FTPStrategy implements BlobUploadStrategy {
public FTPBlobUploadStrategy(BlobTransferPolicy transferPolicy) throws MalformedURLException {
super(transferPolicy);
}
public URL uploadFile(ActiveMQBlobMessage message, File file) throws JMSException, IOException {
return uploadStream(message, new FileInputStream(file));
}
public URL uploadStream(ActiveMQBlobMessage message, InputStream in)
throws JMSException, IOException {
FTPClient ftp = createFTP();
try {
String path = url.getPath();
String workingDir = path.substring(0, path.lastIndexOf("/"));
String filename = message.getMessageId().toString().replaceAll(":", "_");
ftp.setFileType(FTPClient.BINARY_FILE_TYPE);
String url;
if(!ftp.changeWorkingDirectory(workingDir)) {
url = this.url.toString().replaceFirst(this.url.getPath(), "")+"/";
} else {
url = this.url.toString();
}
if (!ftp.storeFile(filename, in)) {
throw new JMSException("FTP store failed: " + ftp.getReplyString());
}
return new URL(url + filename);
} finally {
ftp.quit();
ftp.disconnect();
}
}
}