io.cloudslang.content.vmware.entities.TransferVmdkFromFile Maven / Gradle / Ivy
/*
* (c) Copyright 2017 EntIT Software LLC, a Micro Focus company, L.P.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Apache License v2.0 which accompany this distribution.
*
* The Apache License is available 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 io.cloudslang.content.vmware.entities;
import io.cloudslang.content.vmware.utils.OvfUtils;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import static io.cloudslang.content.vmware.constants.Constants.SIZE_4K;
public class TransferVmdkFromFile implements ITransferVmdkFrom {
private FileInputStream fis;
public TransferVmdkFromFile(final File vmdkFile) throws IOException {
fis = new FileInputStream(vmdkFile);
}
@Override
public long uploadTo(final OutputStream outputStream, final ProgressUpdater progressUpdater) throws Exception {
long bytesCopied = 0;
final byte[] buffer = new byte[SIZE_4K];
int read;
try (final InputStream is = fis) {
while (0 <= (read = is.read(buffer))) {
bytesCopied = OvfUtils.writeToStream(outputStream, progressUpdater, bytesCopied, buffer, read);
}
}
return bytesCopied;
}
}