/**
* Starts the download component.
*
* @throws SmartFrogException in case of error in starting
* @throws RemoteException in case of network/emi error
*/
@Override
public synchronized void sfStart() throws SmartFrogException, RemoteException {
super.sfStart();
log = sfGetApplicationLog();
String url = "NOT YET SET";
String localFile = "NOT YET SET";
try {
url = (String) sfResolve(ATTR_URL);
localFile = FileSystem.lookupAbsolutePath(this, ATTR_LOCALFILE, null, null, true, null);
int blocksize = ((Integer) sfResolve(ATTR_BLOCKSIZE)).intValue();
int maxCacheAge = -1;
maxCacheAge = sfResolve(ATTR_MAX_CACHE_AGE, maxCacheAge, false);
if (sfLog().isInfoEnabled()) {
sfLog().info(" Downloading '" + url + "' to '" + localFile + "'. Blocksize: " + blocksize);
}
File target = new File(localFile);
bind(target);
download(url, target, blocksize, maxCacheAge);
if (sfLog().isInfoEnabled()) {
sfLog().info(" Download complete. File in: " + target);
}
new ComponentHelper(this)
.sfSelfDetachAndOrTerminate(null, "Download completed. File in: " + target, null, null);
} catch (Exception e) {
String errStr = ERROR_IN_DOWNLOAD + url + " to " + localFile;
if (log.isErrorEnabled()) {
log.error(errStr, e);
}
throw SmartFrogLifecycleException.forward(errStr, e, this);
}
}
/**
* delete the file if needed
*
* @param status termination status
*/
@Override
public synchronized void sfTerminateWith(TerminationRecord status) {
super.sfTerminateWith(status);
deleteFileIfNeeded();
}
