public synchronized boolean delistResource()

in geronimo-transaction/src/main/java/org/apache/geronimo/transaction/manager/TransactionImpl.java [222:258]

35 lines of code
12 McCabe index (conditional complexity)


    public synchronized boolean delistResource(XAResource xaRes, int flag) throws IllegalStateException, SystemException {
        if (!(flag == XAResource.TMFAIL || flag == XAResource.TMSUCCESS || flag == XAResource.TMSUSPEND)) {
            throw new IllegalStateException("invalid flag for delistResource: " + flag);
        }
        if (xaRes == null) {
            throw new IllegalArgumentException("XAResource is null");
        }
        switch (status) {
            case Status.STATUS_ACTIVE:
            case Status.STATUS_MARKED_ROLLBACK:
                break;
            default:
                throw new IllegalStateException("Status is " + getStateString(status));
        }
        TransactionBranch manager = activeXaResources.remove(xaRes);
        if (manager == null) {
            if (flag == XAResource.TMSUSPEND) {
                throw new IllegalStateException("trying to suspend an inactive xaresource: " + xaRes);
            }
            //not active, and we are not trying to suspend.  We must be ending tx.
            manager = suspendedXaResources.remove(xaRes);
            if (manager == null) {
                throw new IllegalStateException("Resource not known to transaction: " + xaRes);
            }
        }

        try {
            xaRes.end(manager.getBranchId(), flag);
            if (flag == XAResource.TMSUSPEND) {
                suspendedXaResources.put(xaRes, manager);
            }
            return true;
        } catch (XAException e) {
            log.log(Level.WARNING, "Unable to delist XAResource " + xaRes + ", error code: " + e.errorCode, e);
            return false;
        }
    }