Examples with XPathException org.exist.xquery.XPathException used on opensource projects

Example 46 with XPathException

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

the class ModifyFunction method eval.

@Override
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    // Was context handle or DN specified?
    if (!(args[0].isEmpty()) && !(args[1].isEmpty())) {
        String dn = args[1].getStringValue();
        try {
            long ctxID = ((IntegerValue) args[0].itemAt(0)).getLong();
            DirContext ctx = (DirContext) JNDIModule.retrieveJNDIContext(context, ctxID);
            if (ctx == null) {
                logger.error("jndi:modify() - Invalid JNDI context handle provided: {}", ctxID);
            } else {
                ModificationItem[] items = parseAttributes(args[2]);
                if (items.length > 0) {
                    ctx.modifyAttributes(dn, items);
                }
            }
        } catch (NamingException ne) {
            logger.error("jndi:modify() Modify failed for dn [{}]: ", dn, ne);
            throw (new XPathException(this, "jndi:modify() Modify failed for dn [" + dn + "]: " + ne));
        }
    }
    return (Sequence.EMPTY_SEQUENCE);
}

Example 47 with XPathException

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

the class SearchFunction method eval.

@Override
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    Sequence xmlResult = Sequence.EMPTY_SEQUENCE;
    // Was context handle or DN specified?
    if (!(args[0].isEmpty()) && !(args[1].isEmpty())) {
        String dn = args[1].getStringValue();
        try {
            long ctxID = ((IntegerValue) args[0].itemAt(0)).getLong();
            DirContext ctx = (DirContext) JNDIModule.retrieveJNDIContext(context, ctxID);
            if (ctx == null) {
                logger.error("jndi:search() - Invalid JNDI context handle provided: {}", ctxID);
            } else {
                NamingEnumeration<SearchResult> results = null;
                if (args.length == 3) {
                    // Attributes search
                    BasicAttributes attributes = JNDIModule.parseAttributes(args[2]);
                    results = ctx.search(dn, attributes);
                } else {
                    // Filter search
                    int scopeCode = 0;
                    String filter = args[2].getStringValue();
                    String scope = args[3].getStringValue();
                    if (scope.equalsIgnoreCase("object")) {
                        scopeCode = 0;
                    } else if (scope.equalsIgnoreCase("onelevel")) {
                        scopeCode = 1;
                    } else if (scope.equalsIgnoreCase("subtree")) {
                        scopeCode = 2;
                    }
                    results = ctx.search(dn, filter, new SearchControls(scopeCode, 0, 0, null, false, false));
                }
                xmlResult = renderSearchResultsAsDSML(results, dn);
            }
        } catch (NameNotFoundException nf) {
            logger.warn("jndi:search() Not found for dn [{}]", dn, nf);
        } catch (NamingException ne) {
            logger.error("jndi:search() Search failed for dn [{}]: ", dn, ne);
            throw (new XPathException(this, "jndi:search() Search failed for dn [" + dn + "]: " + ne));
        }
    }
    return (xmlResult);
}

Example 48 with XPathException

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

the class LocalXPathQueryService method compileAndCheck.

private Either<XPathException, CompiledExpression> compileAndCheck(final DBBroker broker, final Txn transaction, final String query) throws XMLDBException {
    final long start = System.currentTimeMillis();
    final XQuery xquery = broker.getBrokerPool().getXQueryService();
    final XQueryContext context = new XQueryContext(broker.getBrokerPool());
    try {
        setupContext(null, context);
        final CompiledExpression expr = xquery.compile(context, query);
        if (LOG.isDebugEnabled()) {
            LOG.debug("compilation took {}", System.currentTimeMillis() - start);
        }
        return Either.Right(expr);
    } catch (final PermissionDeniedException e) {
        throw new XMLDBException(ErrorCodes.PERMISSION_DENIED, e.getMessage(), e);
    } catch (final IllegalArgumentException e) {
        throw new XMLDBException(ErrorCodes.VENDOR_ERROR, e.getMessage(), e);
    } catch (final XPathException e) {
        return Either.Left(e);
    }
}

Example 49 with XPathException

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

the class DatabaseResources method executeQuery.

public Sequence executeQuery(String queryPath, Map<String, String> params, Subject user) {
    final String namespace = params.get(TARGETNAMESPACE);
    final String publicId = params.get(PUBLICID);
    final String catalogPath = params.get(CATALOG);
    final String collection = params.get(COLLECTION);
    if (logger.isDebugEnabled()) {
        logger.debug("collection={} namespace={} publicId={} catalogPath={}", collection, namespace, publicId, catalogPath);
    }
    Sequence result = null;
    try (final DBBroker broker = brokerPool.get(Optional.ofNullable(user))) {
        final XQuery xquery = brokerPool.getXQueryService();
        final XQueryContext context = new XQueryContext(brokerPool);
        if (collection != null) {
            context.declareVariable(COLLECTION, collection);
        }
        if (namespace != null) {
            context.declareVariable(TARGETNAMESPACE, namespace);
        }
        if (publicId != null) {
            context.declareVariable(PUBLICID, publicId);
        }
        if (catalogPath != null) {
            context.declareVariable(CATALOG, catalogPath);
        }
        CompiledXQuery compiled = xquery.compile(context, new ClassLoaderSource(queryPath));
        result = xquery.execute(broker, compiled, null);
    } catch (final EXistException | XPathException | IOException | PermissionDeniedException ex) {
        logger.error("Problem executing xquery", ex);
        result = null;
    }
    return result;
}

Example 50 with XPathException

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

the class DatabaseResources method getAllResults.

/**
 *  Convert sequence into list of strings.
 *
 * @param   sequence  Result of query.
 * @return  List containing String objects.
 */
public List<String> getAllResults(Sequence sequence) {
    List<String> result = new ArrayList<>();
    try {
        final SequenceIterator i = sequence.iterate();
        while (i.hasNext()) {
            final String path = i.nextItem().getStringValue();
            result.add(path);
        }
    } catch (final XPathException ex) {
        logger.error("xQuery issue.", ex);
        result = null;
    }
    return result;
}