Examples with XMLWriter org.apache.catalina.util.XMLWriter used on opensource projects

Example 6 with XMLWriter

use of org.apache.catalina.util.XMLWriter in project tomcat70 by apache.

the class WebdavStatus method sendReport.

/**
 * Send a multistatus element containing a complete error report to the
 * client.
 *
 * @param req Servlet request
 * @param resp Servlet response
 * @param errorList List of error to be displayed
 */
private void sendReport(HttpServletRequest req, HttpServletResponse resp, Hashtable<String, Integer> errorList) throws IOException {
    resp.setStatus(WebdavStatus.SC_MULTI_STATUS);
    String absoluteUri = req.getRequestURI();
    String relativePath = getRelativePath(req);
    XMLWriter generatedXML = new XMLWriter();
    generatedXML.writeXMLHeader();
    generatedXML.writeElement("D", DEFAULT_NAMESPACE, "multistatus", XMLWriter.OPENING);
    Enumeration<String> pathList = errorList.keys();
    while (pathList.hasMoreElements()) {
        String errorPath = pathList.nextElement();
        int errorCode = errorList.get(errorPath).intValue();
        generatedXML.writeElement("D", "response", XMLWriter.OPENING);
        generatedXML.writeElement("D", "href", XMLWriter.OPENING);
        String toAppend = errorPath.substring(relativePath.length());
        if (!toAppend.startsWith("/"))
            toAppend = "/" + toAppend;
        generatedXML.writeText(absoluteUri + toAppend);
        generatedXML.writeElement("D", "href", XMLWriter.CLOSING);
        generatedXML.writeElement("D", "status", XMLWriter.OPENING);
        generatedXML.writeText("HTTP/1.1 " + errorCode + " " + WebdavStatus.getStatusText(errorCode));
        generatedXML.writeElement("D", "status", XMLWriter.CLOSING);
        generatedXML.writeElement("D", "response", XMLWriter.CLOSING);
    }
    generatedXML.writeElement("D", "multistatus", XMLWriter.CLOSING);
    Writer writer = resp.getWriter();
    writer.write(generatedXML.toString());
    writer.close();
}

Example 7 with XMLWriter

use of org.apache.catalina.util.XMLWriter in project tomcat70 by apache.

the class WebdavStatus method doPropfind.

/**
 * PROPFIND Method.
 */
protected void doPropfind(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    if (!listings) {
        // Get allowed methods
        StringBuilder methodsAllowed = determineMethodsAllowed(resources, req);
        resp.addHeader("Allow", methodsAllowed.toString());
        resp.sendError(WebdavStatus.SC_METHOD_NOT_ALLOWED);
        return;
    }
    String path = getRelativePath(req);
    if (path.endsWith("/"))
        path = path.substring(0, path.length() - 1);
    // Properties which are to be displayed.
    Vector<String> properties = null;
    // Propfind depth
    int depth = maxDepth;
    // Propfind type
    int type = FIND_ALL_PROP;
    String depthStr = req.getHeader("Depth");
    if (depthStr == null) {
        depth = maxDepth;
    } else {
        if (depthStr.equals("0")) {
            depth = 0;
        } else if (depthStr.equals("1")) {
            depth = 1;
        } else if (depthStr.equals("infinity")) {
            depth = maxDepth;
        }
    }
    Node propNode = null;
    if (req.getContentLength() > 0) {
        DocumentBuilder documentBuilder = getDocumentBuilder();
        try {
            Document document = documentBuilder.parse(new InputSource(req.getInputStream()));
            // Get the root element of the document
            Element rootElement = document.getDocumentElement();
            NodeList childList = rootElement.getChildNodes();
            for (int i = 0; i < childList.getLength(); i++) {
                Node currentNode = childList.item(i);
                switch(currentNode.getNodeType()) {
                    case Node.TEXT_NODE:
                        break;
                    case Node.ELEMENT_NODE:
                        if (currentNode.getNodeName().endsWith("prop")) {
                            type = FIND_BY_PROPERTY;
                            propNode = currentNode;
                        }
                        if (currentNode.getNodeName().endsWith("propname")) {
                            type = FIND_PROPERTY_NAMES;
                        }
                        if (currentNode.getNodeName().endsWith("allprop")) {
                            type = FIND_ALL_PROP;
                        }
                        break;
                }
            }
        } catch (SAXException e) {
            // Something went wrong - bad request
            resp.sendError(WebdavStatus.SC_BAD_REQUEST);
            return;
        } catch (IOException e) {
            // Something went wrong - bad request
            resp.sendError(WebdavStatus.SC_BAD_REQUEST);
            return;
        }
    }
    if (type == FIND_BY_PROPERTY) {
        properties = new Vector<String>();
        // propNode must be non-null if type == FIND_BY_PROPERTY
        @SuppressWarnings("null") NodeList childList = propNode.getChildNodes();
        for (int i = 0; i < childList.getLength(); i++) {
            Node currentNode = childList.item(i);
            switch(currentNode.getNodeType()) {
                case Node.TEXT_NODE:
                    break;
                case Node.ELEMENT_NODE:
                    String nodeName = currentNode.getNodeName();
                    String propertyName = null;
                    if (nodeName.indexOf(':') != -1) {
                        propertyName = nodeName.substring(nodeName.indexOf(':') + 1);
                    } else {
                        propertyName = nodeName;
                    }
                    // href is a live property which is handled differently
                    properties.addElement(propertyName);
                    break;
            }
        }
    }
    boolean exists = true;
    Object object = null;
    try {
        object = resources.lookup(path);
    } catch (NamingException e) {
        exists = false;
        int slash = path.lastIndexOf('/');
        if (slash != -1) {
            String parentPath = path.substring(0, slash);
            Vector<String> currentLockNullResources = lockNullResources.get(parentPath);
            if (currentLockNullResources != null) {
                Enumeration<String> lockNullResourcesList = currentLockNullResources.elements();
                while (lockNullResourcesList.hasMoreElements()) {
                    String lockNullPath = lockNullResourcesList.nextElement();
                    if (lockNullPath.equals(path)) {
                        resp.setStatus(WebdavStatus.SC_MULTI_STATUS);
                        resp.setContentType("text/xml; charset=UTF-8");
                        // Create multistatus object
                        XMLWriter generatedXML = new XMLWriter(resp.getWriter());
                        generatedXML.writeXMLHeader();
                        generatedXML.writeElement("D", DEFAULT_NAMESPACE, "multistatus", XMLWriter.OPENING);
                        parseLockNullProperties(req, generatedXML, lockNullPath, type, properties);
                        generatedXML.writeElement("D", "multistatus", XMLWriter.CLOSING);
                        generatedXML.sendData();
                        return;
                    }
                }
            }
        }
    }
    if (!exists) {
        resp.sendError(HttpServletResponse.SC_NOT_FOUND, path);
        return;
    }
    resp.setStatus(WebdavStatus.SC_MULTI_STATUS);
    resp.setContentType("text/xml; charset=UTF-8");
    // Create multistatus object
    XMLWriter generatedXML = new XMLWriter(resp.getWriter());
    generatedXML.writeXMLHeader();
    generatedXML.writeElement("D", DEFAULT_NAMESPACE, "multistatus", XMLWriter.OPENING);
    if (depth == 0) {
        parseProperties(req, generatedXML, path, type, properties);
    } else {
        // The stack always contains the object of the current level
        Stack<String> stack = new Stack<String>();
        stack.push(path);
        // Stack of the objects one level below
        Stack<String> stackBelow = new Stack<String>();
        while ((!stack.isEmpty()) && (depth >= 0)) {
            String currentPath = stack.pop();
            parseProperties(req, generatedXML, currentPath, type, properties);
            try {
                object = resources.lookup(currentPath);
            } catch (NamingException e) {
                continue;
            }
            if ((object instanceof DirContext) && (depth > 0)) {
                try {
                    NamingEnumeration<NameClassPair> enumeration = resources.list(currentPath);
                    while (enumeration.hasMoreElements()) {
                        NameClassPair ncPair = enumeration.nextElement();
                        String newPath = currentPath;
                        if (!(newPath.endsWith("/")))
                            newPath += "/";
                        newPath += ncPair.getName();
                        stackBelow.push(newPath);
                    }
                } catch (NamingException e) {
                    resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, path);
                    return;
                }
                // Displaying the lock-null resources present in that
                // collection
                String lockPath = currentPath;
                if (lockPath.endsWith("/"))
                    lockPath = lockPath.substring(0, lockPath.length() - 1);
                Vector<String> currentLockNullResources = lockNullResources.get(lockPath);
                if (currentLockNullResources != null) {
                    Enumeration<String> lockNullResourcesList = currentLockNullResources.elements();
                    while (lockNullResourcesList.hasMoreElements()) {
                        String lockNullPath = lockNullResourcesList.nextElement();
                        parseLockNullProperties(req, generatedXML, lockNullPath, type, properties);
                    }
                }
            }
            if (stack.isEmpty()) {
                depth--;
                stack = stackBelow;
                stackBelow = new Stack<String>();
            }
            generatedXML.sendData();
        }
    }
    generatedXML.writeElement("D", "multistatus", XMLWriter.CLOSING);
    generatedXML.sendData();
}

Example 8 with XMLWriter

use of org.apache.catalina.util.XMLWriter in project tomcat by apache.

the class WebdavStatus method sendReport.

/**
 * Send a multistatus element containing a complete error report to the
 * client.
 *
 * @param req Servlet request
 * @param resp Servlet response
 * @param errorList List of error to be displayed
 *
 * @throws IOException If an IO error occurs
 */
private void sendReport(HttpServletRequest req, HttpServletResponse resp, Hashtable<String, Integer> errorList) throws IOException {
    resp.setStatus(WebdavStatus.SC_MULTI_STATUS);
    XMLWriter generatedXML = new XMLWriter();
    generatedXML.writeXMLHeader();
    generatedXML.writeElement("D", DEFAULT_NAMESPACE, "multistatus", XMLWriter.OPENING);
    Enumeration<String> pathList = errorList.keys();
    while (pathList.hasMoreElements()) {
        String errorPath = pathList.nextElement();
        int errorCode = errorList.get(errorPath).intValue();
        generatedXML.writeElement("D", "response", XMLWriter.OPENING);
        generatedXML.writeElement("D", "href", XMLWriter.OPENING);
        generatedXML.writeText(getServletContext().getContextPath() + errorPath);
        generatedXML.writeElement("D", "href", XMLWriter.CLOSING);
        generatedXML.writeElement("D", "status", XMLWriter.OPENING);
        generatedXML.writeText("HTTP/1.1 " + errorCode + " ");
        generatedXML.writeElement("D", "status", XMLWriter.CLOSING);
        generatedXML.writeElement("D", "response", XMLWriter.CLOSING);
    }
    generatedXML.writeElement("D", "multistatus", XMLWriter.CLOSING);
    Writer writer = resp.getWriter();
    writer.write(generatedXML.toString());
    writer.close();
}

Example 9 with XMLWriter

use of org.apache.catalina.util.XMLWriter in project tomcat by apache.

the class WebdavStatus method doPropfind.

/**
 * PROPFIND Method.
 * @param req The Servlet request
 * @param resp The Servlet response
 * @throws ServletException If an error occurs
 * @throws IOException If an IO error occurs
 */
protected void doPropfind(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    if (!listings) {
        sendNotAllowed(req, resp);
        return;
    }
    String path = getRelativePath(req);
    if (path.length() > 1 && path.endsWith("/")) {
        path = path.substring(0, path.length() - 1);
    }
    // Properties which are to be displayed.
    Vector<String> properties = null;
    // Propfind depth
    int depth = maxDepth;
    // Propfind type
    int type = FIND_ALL_PROP;
    String depthStr = req.getHeader("Depth");
    if (depthStr == null) {
        depth = maxDepth;
    } else {
        if (depthStr.equals("0")) {
            depth = 0;
        } else if (depthStr.equals("1")) {
            depth = 1;
        } else if (depthStr.equals("infinity")) {
            depth = maxDepth;
        }
    }
    Node propNode = null;
    if (req.getContentLengthLong() > 0) {
        DocumentBuilder documentBuilder = getDocumentBuilder();
        try {
            Document document = documentBuilder.parse(new InputSource(req.getInputStream()));
            // Get the root element of the document
            Element rootElement = document.getDocumentElement();
            NodeList childList = rootElement.getChildNodes();
            for (int i = 0; i < childList.getLength(); i++) {
                Node currentNode = childList.item(i);
                switch(currentNode.getNodeType()) {
                    case Node.TEXT_NODE:
                        break;
                    case Node.ELEMENT_NODE:
                        if (currentNode.getNodeName().endsWith("prop")) {
                            type = FIND_BY_PROPERTY;
                            propNode = currentNode;
                        }
                        if (currentNode.getNodeName().endsWith("propname")) {
                            type = FIND_PROPERTY_NAMES;
                        }
                        if (currentNode.getNodeName().endsWith("allprop")) {
                            type = FIND_ALL_PROP;
                        }
                        break;
                }
            }
        } catch (SAXException | IOException e) {
            // Something went wrong - bad request
            resp.sendError(WebdavStatus.SC_BAD_REQUEST);
            return;
        }
    }
    if (type == FIND_BY_PROPERTY) {
        properties = new Vector<>();
        // propNode must be non-null if type == FIND_BY_PROPERTY
        @SuppressWarnings("null") NodeList childList = propNode.getChildNodes();
        for (int i = 0; i < childList.getLength(); i++) {
            Node currentNode = childList.item(i);
            switch(currentNode.getNodeType()) {
                case Node.TEXT_NODE:
                    break;
                case Node.ELEMENT_NODE:
                    String nodeName = currentNode.getNodeName();
                    String propertyName = null;
                    if (nodeName.indexOf(':') != -1) {
                        propertyName = nodeName.substring(nodeName.indexOf(':') + 1);
                    } else {
                        propertyName = nodeName;
                    }
                    // href is a live property which is handled differently
                    properties.addElement(propertyName);
                    break;
            }
        }
    }
    WebResource resource = resources.getResource(path);
    if (!resource.exists()) {
        int slash = path.lastIndexOf('/');
        if (slash != -1) {
            String parentPath = path.substring(0, slash);
            Vector<String> currentLockNullResources = lockNullResources.get(parentPath);
            if (currentLockNullResources != null) {
                Enumeration<String> lockNullResourcesList = currentLockNullResources.elements();
                while (lockNullResourcesList.hasMoreElements()) {
                    String lockNullPath = lockNullResourcesList.nextElement();
                    if (lockNullPath.equals(path)) {
                        resp.setStatus(WebdavStatus.SC_MULTI_STATUS);
                        resp.setContentType("text/xml; charset=UTF-8");
                        // Create multistatus object
                        XMLWriter generatedXML = new XMLWriter(resp.getWriter());
                        generatedXML.writeXMLHeader();
                        generatedXML.writeElement("D", DEFAULT_NAMESPACE, "multistatus", XMLWriter.OPENING);
                        parseLockNullProperties(req, generatedXML, lockNullPath, type, properties);
                        generatedXML.writeElement("D", "multistatus", XMLWriter.CLOSING);
                        generatedXML.sendData();
                        return;
                    }
                }
            }
        }
    }
    if (!resource.exists()) {
        resp.sendError(HttpServletResponse.SC_NOT_FOUND);
        return;
    }
    resp.setStatus(WebdavStatus.SC_MULTI_STATUS);
    resp.setContentType("text/xml; charset=UTF-8");
    // Create multistatus object
    XMLWriter generatedXML = new XMLWriter(resp.getWriter());
    generatedXML.writeXMLHeader();
    generatedXML.writeElement("D", DEFAULT_NAMESPACE, "multistatus", XMLWriter.OPENING);
    if (depth == 0) {
        parseProperties(req, generatedXML, path, type, properties);
    } else {
        // The stack always contains the object of the current level
        Stack<String> stack = new Stack<>();
        stack.push(path);
        // Stack of the objects one level below
        Stack<String> stackBelow = new Stack<>();
        while ((!stack.isEmpty()) && (depth >= 0)) {
            String currentPath = stack.pop();
            parseProperties(req, generatedXML, currentPath, type, properties);
            resource = resources.getResource(currentPath);
            if (resource.isDirectory() && (depth > 0)) {
                String[] entries = resources.list(currentPath);
                for (String entry : entries) {
                    String newPath = currentPath;
                    if (!(newPath.endsWith("/"))) {
                        newPath += "/";
                    }
                    newPath += entry;
                    stackBelow.push(newPath);
                }
                // Displaying the lock-null resources present in that
                // collection
                String lockPath = currentPath;
                if (lockPath.endsWith("/")) {
                    lockPath = lockPath.substring(0, lockPath.length() - 1);
                }
                Vector<String> currentLockNullResources = lockNullResources.get(lockPath);
                if (currentLockNullResources != null) {
                    Enumeration<String> lockNullResourcesList = currentLockNullResources.elements();
                    while (lockNullResourcesList.hasMoreElements()) {
                        String lockNullPath = lockNullResourcesList.nextElement();
                        parseLockNullProperties(req, generatedXML, lockNullPath, type, properties);
                    }
                }
            }
            if (stack.isEmpty()) {
                depth--;
                stack = stackBelow;
                stackBelow = new Stack<>();
            }
            generatedXML.sendData();
        }
    }
    generatedXML.writeElement("D", "multistatus", XMLWriter.CLOSING);
    generatedXML.sendData();
}