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

Example 16 with XPathException

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

the class XMLDBCopy method evalWithCollection.

@Override
public Sequence evalWithCollection(final Collection collection, final Sequence[] args, final Sequence contextSequence) throws XPathException {
    if (isCalledAs(FS_COPY_RESOURCE_NAME)) {
        final XmldbURI destination = new AnyURIValue(args[2].itemAt(0).getStringValue()).toXmldbURI();
        final XmldbURI doc = new AnyURIValue(args[1].itemAt(0).getStringValue()).toXmldbURI();
        try {
            final Resource resource = collection.getResource(doc.toString());
            if (resource == null) {
                logger.error("Resource {} not found", doc);
                throw new XPathException(this, "Resource " + doc + " not found");
            }
            final EXistCollectionManagementService service = (EXistCollectionManagementService) collection.getService("CollectionManagementService", "1.0");
            final DBBroker.PreserveType preserve;
            if (getArgumentCount() == 5) {
                final boolean preserveArg = args[4].itemAt(0).toJavaObject(boolean.class);
                if (preserveArg) {
                    preserve = DBBroker.PreserveType.PRESERVE;
                } else {
                    preserve = DBBroker.PreserveType.DEFAULT;
                }
            } else {
                preserve = DBBroker.PreserveType.DEFAULT;
            }
            final XmldbURI newName;
            if (getArgumentCount() >= 4) {
                if (!args[3].isEmpty()) {
                    newName = XmldbURI.create(args[3].itemAt(0).getStringValue());
                } else {
                    newName = doc.lastSegment();
                }
            } else {
                newName = null;
            }
            service.copyResource(doc, destination, newName, preserve.name());
            if (isCalledAs(FS_COPY_RESOURCE_NAME)) {
                return new StringValue(destination.append(newName).getRawCollectionPath());
            } else {
                return Sequence.EMPTY_SEQUENCE;
            }
        } catch (final XMLDBException e) {
            logger.error("XMLDB exception caught: ", e);
            throw new XPathException(this, "XMLDB exception caught: " + e.getMessage(), e);
        }
    } else {
        final XmldbURI destination = new AnyURIValue(args[1].itemAt(0).getStringValue()).toXmldbURI();
        try {
            final EXistCollectionManagementService service = (EXistCollectionManagementService) collection.getService("CollectionManagementService", "1.0");
            final DBBroker.PreserveType preserve;
            if (getArgumentCount() == 3) {
                final boolean preserveArg = args[2].itemAt(0).toJavaObject(boolean.class);
                if (preserveArg) {
                    preserve = DBBroker.PreserveType.PRESERVE;
                } else {
                    preserve = DBBroker.PreserveType.DEFAULT;
                }
            } else {
                preserve = DBBroker.PreserveType.DEFAULT;
            }
            service.copy(XmldbURI.xmldbUriFor(collection.getName()), destination, null, preserve.name());
            if (isCalledAs(FS_COPY_COLLECTION_NAME)) {
                final XmldbURI targetName = XmldbURI.xmldbUriFor(collection.getName()).lastSegment();
                return new StringValue(destination.append(targetName).getRawCollectionPath());
            } else {
                return Sequence.EMPTY_SEQUENCE;
            }
        } catch (final XMLDBException e) {
            logger.error("Cannot copy collection: ", e);
            throw new XPathException(this, "Cannot copy collection: " + e.getMessage(), e);
        } catch (final URISyntaxException e) {
            logger.error("URI exception: ", e);
            throw new XPathException(this, "URI exception: " + e.getMessage(), e);
        }
    }
}

Example 17 with XPathException

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

the class XMLDBGetMimeType method eval.

public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    final String path = new AnyURIValue(args[0].itemAt(0).getStringValue()).toString();
    if (path.matches("^[a-z]+://.*")) {
        // external
        final MimeTable mimeTable = MimeTable.getInstance();
        final MimeType mimeType = mimeTable.getContentTypeFor(path);
        if (mimeType != null) {
            return new StringValue(mimeType.getName());
        }
    } else {
        // database
        try {
            XmldbURI pathUri = XmldbURI.xmldbUriFor(path);
            // relative collection Path: add the current base URI
            pathUri = context.getBaseURI().toXmldbURI().resolveCollectionPath(pathUri);
            // try to open the document and acquire a lock
            try (final LockedDocument lockedDoc = context.getBroker().getXMLResource(pathUri, LockMode.READ_LOCK)) {
                if (lockedDoc != null) {
                    return new StringValue(lockedDoc.getDocument().getMimeType());
                }
            }
        } catch (final Exception e) {
            logger.error(e.getMessage());
            throw new XPathException(this, e);
        }
    }
    return Sequence.EMPTY_SEQUENCE;
}

Example 18 with XPathException

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

the class XMLDBMove method evalWithCollection.

/* (non-Javadoc)
     * @see org.exist.xquery.BasicFunction#eval(org.exist.xquery.value.Sequence[], org.exist.xquery.value.Sequence)
     */
public Sequence evalWithCollection(Collection collection, Sequence[] args, Sequence contextSequence) throws XPathException {
    final XmldbURI destination = new AnyURIValue(args[1].itemAt(0).getStringValue()).toXmldbURI();
    if (getSignature().getArgumentCount() == 3) {
        final XmldbURI doc = new AnyURIValue(args[2].itemAt(0).getStringValue()).toXmldbURI();
        try {
            final Resource resource = collection.getResource(doc.toString());
            if (resource == null) {
                logger.error("Resource {} not found", doc);
                throw new XPathException(this, "Resource " + doc + " not found");
            }
            final EXistCollectionManagementService service = (EXistCollectionManagementService) collection.getService("CollectionManagementService", "1.0");
            service.moveResource(doc, destination, null);
        } catch (final XMLDBException e) {
            logger.error(e.getMessage());
            throw new XPathException(this, "XMLDB exception caught: " + e.getMessage(), e);
        }
    } else {
        try {
            final EXistCollectionManagementService service = (EXistCollectionManagementService) collection.getService("CollectionManagementService", "1.0");
            service.move(XmldbURI.xmldbUriFor(collection.getName()), destination, null);
        } catch (final XMLDBException e) {
            logger.error(e.getMessage());
            throw new XPathException(this, "Cannot move collection: " + e.getMessage(), e);
        } catch (final URISyntaxException e) {
            logger.error(e.getMessage());
            throw new XPathException(this, "URI exception: " + e.getMessage(), e);
        }
    }
    return Sequence.EMPTY_SEQUENCE;
}

Example 19 with XPathException

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

the class XMLDBSetMimeType method getMimeTypeStoredResource.

/**
 * Determine mimetype of currently stored resource. Copied from
 * get-mime-type.
 */
private MimeType getMimeTypeStoredResource(XmldbURI pathUri) throws XPathException {
    MimeType returnValue = null;
    try {
        // relative collection Path: add the current base URI
        pathUri = context.getBaseURI().toXmldbURI().resolveCollectionPath(pathUri);
    } catch (final XPathException ex) {
        logger.debug("Unable to convert path {}", pathUri);
        return returnValue;
    }
    try (final LockedDocument lockedDocument = context.getBroker().getXMLResource(pathUri, LockMode.READ_LOCK)) {
        // try to open the document and acquire a lock
        final DocumentImpl doc = lockedDocument == null ? null : lockedDocument.getDocument();
        if (doc == null) {
            throw new XPathException("Resource '" + pathUri + "' does not exist.");
        } else {
            final String mimetype = doc.getMimeType();
            returnValue = MimeTable.getInstance().getContentType(mimetype);
        }
    } catch (final PermissionDeniedException ex) {
        logger.debug(ex.getMessage());
    }
    return returnValue;
}

Example 20 with XPathException

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

the class XMLDBXUpdate method evalWithCollection.

/* (non-Javadoc)
	 * @see org.exist.xquery.BasicFunction#eval(org.exist.xquery.value.Sequence[], org.exist.xquery.value.Sequence)
	 */
public Sequence evalWithCollection(Collection c, Sequence[] args, Sequence contextSequence) throws XPathException {
    final NodeValue data = (NodeValue) args[1].itemAt(0);
    final StringWriter writer = new StringWriter();
    final Properties properties = new Properties();
    properties.setProperty(OutputKeys.INDENT, "yes");
    final DOMSerializer serializer = new ExtendedDOMSerializer(context.getBroker(), writer, properties);
    try {
        serializer.serialize(data.getNode());
    } catch (final TransformerException e) {
        logger.debug("Exception while serializing XUpdate document", e);
        throw new XPathException(this, "Exception while serializing XUpdate document: " + e.getMessage(), e);
    }
    final String xupdate = writer.toString();
    long modifications = 0;
    try {
        final XUpdateQueryService service = (XUpdateQueryService) c.getService("XUpdateQueryService", "1.0");
        logger.debug("Processing XUpdate request: {}", xupdate);
        modifications = service.update(xupdate);
    } catch (final XMLDBException e) {
        throw new XPathException(this, "Exception while processing xupdate: " + e.getMessage(), e);
    }
    context.getRootExpression().resetState(false);
    return new IntegerValue(modifications);
}