func ParseServiceType(params []string) ([]string, string, *mpqerr.ErrorResponse) {
valName := params[0]
if len(params) >= 2 {
svcType := params[1]
if svcType != "pqueue" && svcType != "pq" {
return nil, "", mpqerr.InvalidRequest("Unknown service type: " + svcType)
}
return params[2:], svcType, nil
}
return nil, "", mpqerr.InvalidRequest(valName + " must be followed by service type")
}
func ParseStringParam(params []string, minLen, maxLen int64) ([]string, string, *mpqerr.ErrorResponse) {
valName := params[0]
if len(params) < 2 {
return nil, "", mpqerr.InvalidRequest(makeStrDesc(valName, minLen, maxLen))
}
paramLen := int64(len(params[1]))
if paramLen >= minLen && paramLen <= maxLen {
return params[2:], params[1], nil
}
return nil, "", mpqerr.InvalidRequest(makeStrDesc(valName, minLen, maxLen))
}
func ParseInt64Param(params []string, minValue, maxValue int64) ([]string, int64, *mpqerr.ErrorResponse) {
valName := params[0]
if len(params) < 2 {
return nil, 0, mpqerr.InvalidRequest(makeIntDesc(valName, minValue, maxValue))
}
val, err := strconv.ParseInt(params[1], 10, 0)
if err == nil && val >= minValue && val <= maxValue {
return params[2:], val, nil
}
return nil, 0, mpqerr.InvalidRequest(makeIntDesc(valName, minValue, maxValue))
}
// Call dispatches to the command handler to process necessary parameters.
func (ctx *PQContext) Call(cmd string, params []string) apis.IResponse {
if ctx.finishFlag {
return mpqerr.ERR_CONN_CLOSING
}
ctx.callsCount += 1
switch cmd {
case PQ_CMD_POPLOCK:
return ctx.PopLock(params)
case PQ_CMD_POP:
return ctx.Pop(params)
case PQ_CMD_MSG_INFO:
return ctx.GetMessageInfo(params)
case PQ_CMD_DELETE_BY_RCPT:
return ctx.DeleteByReceipt(params)
case PQ_CMD_UNLOCK_BY_RCPT:
return ctx.UnlockByReceipt(params)
case PQ_CMD_DELETE_LOCKED_BY_ID:
return ctx.DeleteLockedById(params)
case PQ_CMD_DELETE_BY_ID:
return ctx.DeleteById(params)
case PQ_CMD_PUSH:
return ctx.Push(params)
case PQ_CMD_UPD_LOCK_BY_ID:
return ctx.UpdateLockById(params)
case PQ_CMD_UPD_LOCK_BY_RCPT:
return ctx.UpdateLockByRcpt(params)
case PQ_CMD_UNLOCK_BY_ID:
return ctx.UnlockMessageById(params)
case PQ_CMD_STATUS:
return ctx.GetCurrentStatus(params)
case PQ_CMD_SET_CFG:
return ctx.SetParamValue(params)
case PQ_CMD_CHECK_TIMEOUTS:
return ctx.CheckTimeouts(params)
case PQ_CMD_PURGE:
ctx.pq.Clear()
return resp.OK_RESPONSE
}
return mpqerr.InvalidRequest("Unknown command: " + cmd)
}