@Override
public final TReturnStatus getTReturnStatus() {
wlock();
try {
getRequestStatus();
if (getStatusCode() != null) {
return new TReturnStatus(getStatusCode(), getExplanation());
}
int len = getNumOfFileRequest();
if (len == 0) {
return new TReturnStatus(
TStatusCode.SRM_INTERNAL_ERROR,
"Could not find (deserialize) files in the request, NumOfFileRequest is 0");
}
int failed_req = 0;
int canceled_req = 0;
int pending_req = 0;
int running_req = 0;
int done_req = 0;
int got_exception = 0;
int auth_failure = 0;
for (LsFileRequest fr : getFileRequests()) {
TReturnStatus fileReqRS = fr.getReturnStatus();
TStatusCode fileReqSC = fileReqRS.getStatusCode();
try {
if (fileReqSC == TStatusCode.SRM_REQUEST_QUEUED) {
pending_req++;
} else if (fileReqSC == TStatusCode.SRM_REQUEST_INPROGRESS) {
running_req++;
} else if (fileReqSC == TStatusCode.SRM_ABORTED) {
canceled_req++;
} else if (fileReqSC == TStatusCode.SRM_AUTHORIZATION_FAILURE) {
auth_failure++;
} else if (RequestStatusTool.isFailedFileRequestStatus(fileReqRS)) {
failed_req++;
} else {
done_req++;
}
} catch (Exception e) {
logger.error(e.toString());
got_exception++;
}
}
boolean isFinalState = getState().isFinal();
if (done_req == len) {
if (!isFinalState) {
try {
setState(State.DONE, "Operation completed.");
} catch (IllegalStateTransition ist) {
logger.error("Illegal State Transition : " + ist.getMessage());
}
}
return new TReturnStatus(TStatusCode.SRM_SUCCESS, null);
}
if (canceled_req == len) {
return new TReturnStatus(TStatusCode.SRM_ABORTED, "All ls file requests were cancelled");
}
if ((pending_req == len) || (pending_req + running_req == len) || running_req == len) {
return new TReturnStatus(
TStatusCode.SRM_REQUEST_QUEUED, "All ls file requests are pending");
}
if (auth_failure == len) {
return new TReturnStatus(
TStatusCode.SRM_AUTHORIZATION_FAILURE,
"Client is not authorized to request information");
}
if (got_exception == len) {
return new TReturnStatus(
TStatusCode.SRM_INTERNAL_ERROR,
"SRM has an internal transient error, and client may try again");
}
if (running_req > 0 || pending_req > 0) {
return new TReturnStatus(
TStatusCode.SRM_REQUEST_INPROGRESS,
"Some files are completed, and some files are still on the queue. Details are on the files status");
} else {
if (done_req > 0) {
if (!isFinalState) {
try {
setState(State.DONE, State.DONE.toString());
} catch (IllegalStateTransition ist) {
logger.error("Illegal State Transition : " + ist.getMessage());
}
}
return new TReturnStatus(
TStatusCode.SRM_PARTIAL_SUCCESS,
"Some SURL requests successfully completed, and some SURL requests failed. Details are on the files status");
} else {
if (!isFinalState) {
try {
setState(State.FAILED, State.FAILED.toString());
} catch (IllegalStateTransition ist) {
logger.error("Illegal State Transition : " + ist.getMessage());
}
}
return new TReturnStatus(
TStatusCode.SRM_FAILURE, "All ls requests failed in some way or another");
}
}
} finally {
wunlock();
}
}
