@SuppressWarnings({"UnusedDeclaration"})
@PUT
@Path("{pId}/{tId}/volatile-participant")
public Response synchronizations(
@PathParam("pId") @DefaultValue("") String pId,
@PathParam("tId") @DefaultValue("") String tId,
String content) {
Work work = faults.get(pId);
TxStatus txStatus;
int vStatus;
if (work == null) return Response.ok().build();
txStatus = content != null ? TxStatus.fromStatus(content) : TxStatus.TransactionStatusUnknown;
vStatus = txStatus.equals(TxStatus.TransactionStatusUnknown) ? 1 : 2;
if (vStatus == 2 && work.vStatus == 0) {
// afterCompletion but coordinator never called beforeCompletion
return Response.status(HttpURLConnection.HTTP_BAD_REQUEST).build();
}
work.vStatus = vStatus;
work.syncCount += 1;
if (vStatus == 1 && "V_PREPARE".equals(work.fault))
return Response.status(HttpURLConnection.HTTP_CONFLICT).build();
else if (vStatus == 2 && "V_COMMIT".equals(work.fault))
return Response.status(HttpURLConnection.HTTP_CONFLICT).build();
return Response.ok().build();
}
@SuppressWarnings({"UnusedDeclaration"})
@PUT
@Path("{pId}/{tId}/terminator")
public Response terminate(
@PathParam("pId") @DefaultValue("") String pId,
@PathParam("tId") @DefaultValue("") String tId,
String content) {
TxStatus status = TxSupport.toTxStatus(content);
// String status = TxSupport.getStatus(content);
Work work = faults.get(pId);
if (work == null) return Response.status(HttpURLConnection.HTTP_NOT_FOUND).build();
String fault = work.fault;
if (status.isPrepare()) {
if ("READONLY".equals(fault)) {
// faults.remove(pId);
work.status = TxStatus.TransactionReadOnly.name();
} else if ("PREPARE_FAIL".equals(fault)) {
// faults.remove(pId);
return Response.status(HttpURLConnection.HTTP_CONFLICT).build();
// throw new WebApplicationException(HttpURLConnection.HTTP_CONFLICT);
} else {
if ("PDELAY".equals(fault)) {
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
}
}
work.status = TxStatus.TransactionPrepared.name();
}
} else if (status.isCommit() || status.isCommitOnePhase()) {
if ("H_HAZARD".equals(fault)) work.status = TxStatus.TransactionHeuristicHazard.name();
else if ("H_ROLLBACK".equals(fault))
work.status = TxStatus.TransactionHeuristicRollback.name();
else if ("H_MIXED".equals(fault)) work.status = TxStatus.TransactionHeuristicMixed.name();
else {
if ("CDELAY".equals(fault)) {
try {
Thread.sleep(3000);
} catch (InterruptedException e) {
// ok
}
}
work.status =
status.isCommitOnePhase()
? TxStatus.TransactionCommittedOnePhase.name()
: TxStatus.TransactionCommitted.name();
work.end(true);
}
} else if (status.isAbort()) {
if ("H_HAZARD".equals(fault)) work.status = TxStatus.TransactionHeuristicHazard.name();
else if ("H_COMMIT".equals(fault)) work.status = TxStatus.TransactionHeuristicCommit.name();
else if ("H_MIXED".equals(fault)) work.status = TxStatus.TransactionHeuristicMixed.name();
else {
if ("ADELAY".equals(fault)) {
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
// ok
}
}
work.status = TxStatus.TransactionRolledBack.name();
work.end(false);
// faults.remove(pId);
}
} else {
return Response.status(HttpURLConnection.HTTP_BAD_REQUEST).build();
// throw new WebApplicationException(HttpURLConnection.HTTP_BAD_REQUEST);
}
// return TxSupport.toStatusContent(work.status);
return Response.ok(TxSupport.toStatusContent(work.status)).build();
}
public boolean inTxn() {
return status != null && TxStatus.fromStatus(status).isActive();
// return TxSupport.isActive(status);
}
