Examples with Sequence org.exist.xquery.value.Sequence used on opensource projects

Example 21 with Sequence

use of org.exist.xquery.value.Sequence in project exist by eXist-db.

the class XMLDBAbstractCollectionManipulator method eval.

@Override
public Sequence eval(final Sequence[] args, final Sequence contextSequence) throws XPathException {
    if (0 == args.length) {
        throw new XPathException(this, "Expected a collection as the argument " + (paramNumber + 1) + ".");
    }
    final boolean collectionNeedsClose = false;
    Collection collection = null;
    final Item item = args[paramNumber].itemAt(0);
    if (Type.subTypeOf(item.getType(), Type.NODE)) {
        final NodeValue node = (NodeValue) item;
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("Found node");
        }
        if (node.getImplementationType() == NodeValue.PERSISTENT_NODE) {
            final org.exist.collections.Collection internalCol = ((NodeProxy) node).getOwnerDocument().getCollection();
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("Found node");
            }
            try {
                // TODO: use xmldbURI
                collection = getLocalCollection(context, internalCol.getURI().toString());
                if (LOGGER.isDebugEnabled()) {
                    LOGGER.debug("Loaded collection {}", collection.getName());
                }
            } catch (final XMLDBException e) {
                throw new XPathException(this, "Failed to access collection: " + internalCol.getURI(), e);
            }
        } else {
            return Sequence.EMPTY_SEQUENCE;
        }
    }
    if (collection == null) {
        // Otherwise, just extract the name as a string:
        final String collectionURI = args[paramNumber].getStringValue();
        if (collectionURI != null) {
            try {
                collection = getCollection(context, collectionURI, Optional.empty(), Optional.empty());
            } catch (final XMLDBException xe) {
                if (errorIfAbsent) {
                    throw new XPathException(this, "Could not locate collection: " + collectionURI, xe);
                }
                collection = null;
            }
        }
        if (collection == null && errorIfAbsent) {
            throw new XPathException(this, "Unable to find collection: " + collectionURI);
        }
    }
    Sequence s = Sequence.EMPTY_SEQUENCE;
    try {
        s = evalWithCollection(collection, args, contextSequence);
    } finally {
        if (collectionNeedsClose && collection != null) {
            try {
                collection.close();
            } catch (final Exception e) {
                throw new XPathException(this, "Unable to close collection", e);
            }
        }
    }
    return s;
}

Example 22 with Sequence

use of org.exist.xquery.value.Sequence in project exist by eXist-db.

the class XMLDBMatchCollection method eval.

@Override
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    Sequence result = Sequence.EMPTY_SEQUENCE;
    final String regexp = args[0].getStringValue();
    final List<String> collectionNames = context.getBroker().findCollectionsMatching(regexp);
    if (!collectionNames.isEmpty()) {
        result = copyListToValueSequence(collectionNames);
    }
    return result;
}

Example 23 with Sequence

use of org.exist.xquery.value.Sequence in project exist by eXist-db.

the class SecurityManagerTest method removedGroupExists.

private boolean removedGroupExists(final DBBroker broker, final String groupName) throws XPathException, PermissionDeniedException {
    final XQuery queryService = broker.getBrokerPool().getXQueryService();
    final Sequence result = queryService.execute(broker, "declare namespace config='http://exist-db.org/Configuration'; collection('" + REMOVED_GROUPS_URI + "')//config:group[config:name eq '" + groupName + "']", null);
    return result.getItemCount() == 1 && result.itemAt(0).toJavaObject(Boolean.class) == true;
}

Example 24 with Sequence

use of org.exist.xquery.value.Sequence in project exist by eXist-db.

the class XqueryApiTest method createCol.

@Override
protected void createCol(final String collectionName, final String uid, final String pwd) throws ApiException {
    final Sequence result = executeQuery(uid, pwd, "xmldb:create-collection('/db', '" + collectionName + "')");
    assertEquals("/db/" + collectionName, serialize(result));
}

Example 25 with Sequence

use of org.exist.xquery.value.Sequence in project exist by eXist-db.

the class FnCollectionSecurityTest method cannotAccessCollectionInCollectionHierarchyWithDeniedExecute.

@Test(expected = PermissionDeniedException.class)
public void cannotAccessCollectionInCollectionHierarchyWithDeniedExecute() throws EXistException, AuthenticationException, PermissionDeniedException, XPathException {
    // as docTestUser1 user
    final String query = "fn:collection('" + TEST_SUB_COLLECTION_1_1 + "')";
    final BrokerPool pool = server.getBrokerPool();
    final SecurityManager securityManager = pool.getSecurityManager();
    final Subject testUser1 = securityManager.authenticate(TEST_USER_1, TEST_USER_1);
    try (final DBBroker broker = pool.get(Optional.of(testUser1));
        final Txn transaction = pool.getTransactionManager().beginTransaction()) {
        final XQuery xqueryService = pool.getXQueryService();
        final Sequence result = xqueryService.execute(broker, query, null);
        fail("Expected PermissionDeniedException via XPathException");
        transaction.commit();
    } catch (final XPathException e) {
        if (e.getCause() != null && e.getCause() instanceof PermissionDeniedException) {
            throw (PermissionDeniedException) e.getCause();
        } else {
            throw e;
        }
    }
}