/**
* check disk type.
*
* @param vafile file object
* @throws Exception
*/
private void checkDiskType(VAFile vafile) throws Exception {
if (vafile == null || !vafile.getFileType().equals(VAMConstants.VAF_FILE_TYPE_DISK)) {
throw new Exception("The file type must be + " + VAMConstants.VAF_FILE_TYPE_DISK + ".");
}
}
/**
* add file.
*
* @param vafile file object
* @param storeLoc the file location
* @param deleteSrcFile whether delete the source file after add file
* @return file object
* @throws Exception
*/
public VAFile addFile(VAFile vafile, String storeLoc, boolean deleteSrcFile) throws Exception {
// check whether the store file is existed
String storePath = storeLoc;
if (storePath != null) {
File storeFile = new File(storePath);
if (!storeFile.exists()) {
throw new Exception("The file \"" + storePath + "\" is not existed!");
}
vafile.setSize(storeFile.length());
}
// check file path
VAMUtil.checkFile(null, vafile.getLocation());
// get file data access object
VAFileDao fileDao = DaoFactory.getVAFileDao();
// add the file to the database
vafile = fileDao.add(vafile);
if (vafile == null) {
throw new Exception("Can't add the file to the database.");
}
try {
// if the file type is disk, convert disk format
if (vafile.getFileType().equals(VAMConstants.VAF_FILE_TYPE_DISK)) {
vafile.setSrcPath(storeLoc);
DiskInfo info = VAMUtil.getDiskInfo(storeLoc);
String format = null;
String backingFile = null;
if (info != null) {
format = info.getFormat();
backingFile = info.getBackingFile();
}
if (format != null
&& format.equalsIgnoreCase(VAMConfig.getImageFormat())
&& backingFile == null) {
VADisk disk = new VADisk(vafile);
disk.setCapacity(info.getVirtualSize());
disk.setSize(info.getDiskSize());
FileOperation.getInstance()
.moveFile(
VAMConfig.getNfsHost(),
VAMConfig.getNfsUser(),
disk,
storeLoc,
disk.getSavePath());
} else {
convertDiskFormat(vafile, storeLoc, VAMConfig.getImageFormat(), deleteSrcFile);
}
} else if (storeLoc != null) { // move file
FileOperation.getInstance()
.moveFile(
VAMConfig.getNfsHost(),
VAMConfig.getNfsUser(),
vafile,
storeLoc,
vafile.getSavePath());
}
} catch (Exception e) {
// remove the file in the database
DaoFactory.getVAFileDao().remove(vafile.getGuid());
throw new Exception(e);
}
return vafile;
}