Example usage for org.xml.sax SAXException getMessage

List of usage examples for org.xml.sax SAXException getMessage

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Introduction

In this page you can find the example usage for org.xml.sax SAXException getMessage.

Prototype

public String getMessage()

Source Link

Document

Return a detail message for this exception.

Usage

From source file:org.roda.core.common.validation.ValidationUtils.java

/**
 * Validates preservation medatada (e.g. against its schema, but other
 * strategies may be used)// w  w w.j  av  a2  s. c o m
 * 
 * @param failIfNoSchema
 * 
 * @param descriptiveMetadataId
 * 
 * @param failIfNoSchema
 * @throws ValidationException
 */
public static ValidationReport validatePreservationBinary(Binary binary, boolean failIfNoSchema) {
    ValidationReport report = new ValidationReport();
    InputStream inputStream = null;
    try {
        Optional<Schema> xmlSchema = RodaCoreFactory.getRodaSchema("premis-v2-0", null);
        if (xmlSchema.isPresent()) {
            inputStream = binary.getContent().createInputStream();
            Source xmlFile = new StreamSource(inputStream);
            Validator validator = xmlSchema.get().newValidator();
            RodaErrorHandler errorHandler = new RodaErrorHandler();
            validator.setErrorHandler(errorHandler);
            try {
                validator.validate(xmlFile);
                report.setValid(errorHandler.getErrors().isEmpty());
                for (SAXParseException saxParseException : errorHandler.getErrors()) {
                    report.addIssue(convertSAXParseException(saxParseException));
                }
            } catch (SAXException e) {
                LOGGER.error("Error validating preservation binary " + binary.getStoragePath(), e);
                report.setValid(false);
                for (SAXParseException saxParseException : errorHandler.getErrors()) {
                    report.addIssue(convertSAXParseException(saxParseException));
                }
            }
        } else if (failIfNoSchema) {
            report.setValid(false);
            report.setMessage("No schema to validate PREMIS");
        }

    } catch (IOException e) {
        report.setValid(false);
        report.setMessage(e.getMessage());
    } finally {
        IOUtils.closeQuietly(inputStream);
    }
    return report;

}

From source file:org.roda.wui.api.controllers.BrowserHelper.java

public static DescriptiveMetadataEditBundle retrieveDescriptiveMetadataEditBundle(User user, IndexedAIP aip,
        IndexedRepresentation representation, String descriptiveMetadataId, String type, String version,
        final Locale locale)
        throws GenericException, RequestNotValidException, NotFoundException, AuthorizationDeniedException {
    DescriptiveMetadataEditBundle ret;//from w w w . j av  a 2s  .  co  m
    InputStream inputStream = null;
    try {
        String representationId = representation != null ? representation.getId() : null;
        Binary binary = RodaCoreFactory.getModelService().retrieveDescriptiveMetadataBinary(aip.getId(),
                representationId, descriptiveMetadataId);
        inputStream = binary.getContent().createInputStream();
        String xml = IOUtils.toString(inputStream, "UTF-8");

        // Get the supported metadata type with the same type and version
        // We need this to try to get get the values for the form
        SupportedMetadataTypeBundle metadataTypeBundle = null;
        List<SupportedMetadataTypeBundle> supportedMetadataTypeBundles = BrowserHelper
                .retrieveSupportedMetadata(user, aip, representation, locale);
        for (SupportedMetadataTypeBundle typeBundle : supportedMetadataTypeBundles) {
            if (typeBundle.getType() != null && typeBundle.getType().equalsIgnoreCase(type)) {
                if (typeBundle.getVersion() != null && typeBundle.getVersion().equalsIgnoreCase(version)) {
                    metadataTypeBundle = typeBundle;
                    break;
                }
            }
        }

        boolean similar = false;
        // Get the values using XPath
        Set<MetadataValue> values = null;
        String template = null;

        if (metadataTypeBundle != null) {
            values = metadataTypeBundle.getValues();
            template = metadataTypeBundle.getTemplate();
            if (values != null) {
                for (MetadataValue mv : values) {
                    // clear the auto-generated values
                    // mv.set("value", null);
                    String xpathRaw = mv.get("xpath");
                    if (xpathRaw != null && xpathRaw.length() > 0) {
                        String[] xpaths = xpathRaw.split("##%##");
                        String value;
                        List<String> allValues = new ArrayList<>();
                        for (String xpath : xpaths) {
                            allValues.addAll(ServerTools.applyXpath(xml, xpath));
                        }
                        // if any of the values is different, concatenate all values in a
                        // string, otherwise return the value
                        boolean allEqual = allValues.stream()
                                .allMatch(s -> s.trim().equals(allValues.get(0).trim()));
                        if (allEqual && !allValues.isEmpty()) {
                            value = allValues.get(0);
                        } else {
                            value = String.join(" / ", allValues);
                        }
                        mv.set("value", value.trim());
                    }
                }

                // Identity check. Test if the original XML is equal to the result of
                // applying the extracted values to the template
                metadataTypeBundle.setValues(values);
                String templateWithValues = retrieveDescriptiveMetadataPreview(metadataTypeBundle);
                try {
                    XMLUnit.setIgnoreComments(true);
                    XMLUnit.setIgnoreWhitespace(true);
                    XMLUnit.setIgnoreAttributeOrder(true);
                    XMLUnit.setCompareUnmatched(false);

                    Diff xmlDiff = new Diff(xml, templateWithValues);
                    xmlDiff.overrideDifferenceListener(new XMLSimilarityIgnoreElements("schemaLocation"));
                    similar = xmlDiff.identical() || xmlDiff.similar();
                } catch (SAXException e) {
                    LOGGER.warn("Could not check if template can loose info", e);
                }
            }
        }

        ret = new DescriptiveMetadataEditBundle(descriptiveMetadataId, type, version, xml, template, values,
                similar);
    } catch (IOException e) {
        throw new GenericException("Error getting descriptive metadata edit bundle: " + e.getMessage());
    } finally {
        IOUtils.closeQuietly(inputStream);
    }

    return ret;
}

From source file:org.sakaibrary.osid.repository.xserver.AssetIterator.java

/**
 * This method parses the xml StringBuilder and creates Assets, Records
 * and Parts in the Repository with the given repositoryId.
 *
 * @param xml input xml in "sakaibrary" format
 * @param log the log being used by the Repository
 * @param repositoryId the Id of the Repository in which to create Assets,
 * Records and Parts.//  w  ww  .j av  a  2 s  .c  o  m
 *
 * @throws org.osid.repository.RepositoryException
 */
private void createAssets(java.io.ByteArrayInputStream xml, org.osid.shared.Id repositoryId)
        throws org.osid.repository.RepositoryException {
    this.repositoryId = repositoryId;
    recordStructureId = RecordStructure.getInstance().getId();
    textBuffer = new StringBuilder();

    // use a SAX parser
    javax.xml.parsers.SAXParserFactory factory;
    javax.xml.parsers.SAXParser saxParser;

    // set up the parser
    factory = javax.xml.parsers.SAXParserFactory.newInstance();
    factory.setNamespaceAware(true);

    // start parsing
    try {
        saxParser = factory.newSAXParser();
        saxParser.parse(xml, this);
        xml.close();
    } catch (SAXParseException spe) {
        // Use the contained exception, if any
        Exception x = spe;

        if (spe.getException() != null) {
            x = spe.getException();
        }

        // Error generated by the parser
        LOG.warn("createAssets() parsing exception: " + spe.getMessage() + " - xml line " + spe.getLineNumber()
                + ", uri " + spe.getSystemId(), x);
    } catch (SAXException sxe) {
        // Error generated by this application
        // (or a parser-initialization error)
        Exception x = sxe;

        if (sxe.getException() != null) {
            x = sxe.getException();
        }

        LOG.warn("createAssets() SAX exception: " + sxe.getMessage(), x);
    } catch (ParserConfigurationException pce) {
        // Parser with specified options can't be built
        LOG.warn("createAssets() SAX parser cannot be built with " + "specified options");
    } catch (IOException ioe) {
        // I/O error
        LOG.warn("createAssets() IO exception", ioe);
    }
}

From source file:org.sakaibrary.xserver.XMLCleanup.java

public ByteArrayOutputStream cleanup(InputStream xml) throws XServerException {
    inputXml = xml;//from  w  ww  . ja  v  a 2s.c  o m

    // Use the default (non-validating) parser
    SAXParserFactory factory = SAXParserFactory.newInstance();

    try {
        // Parse the input
        SAXParser saxParser = factory.newSAXParser();
        saxParser.parse(inputXml, this);

        // close the stream
        inputXml.close();
    } catch (SAXParseException spe) {
        // Use the contained exception, if any
        Exception x = spe;

        if (spe.getException() != null) {
            x = spe.getException();
        }

        // Error generated by the parser
        LOG.warn("XMLCleanup.cleanup() parsing exception: " + spe.getMessage() + " - xml line "
                + spe.getLineNumber() + ", uri " + spe.getSystemId(), x);
    } catch (SAXException sxe) {
        // Error generated by this application
        // (or a parser-initialization error)
        Exception x = sxe;

        if (sxe.getException() != null) {
            x = sxe.getException();
        }

        LOG.warn("XMLCleanup.cleanup() SAX exception: " + sxe.getMessage(), x);
    } catch (ParserConfigurationException pce) {
        // Parser with specified options can't be built
        LOG.warn("XMLCleanup.cleanup() SAX parser cannot be built with " + "specified options");
    } catch (IOException ioe) {
        // I/O error
        LOG.warn("XMLCleanup.cleanup() IO exception", ioe);
    } catch (Throwable t) {
        LOG.warn("XMLCleanup.cleanup() exception", t);
    }

    if (error) {
        throw new XServerException(error_code, error_text);
    }

    return bytes;
}

From source file:org.sakaibrary.xserver.XMLTransform.java

public ByteArrayOutputStream transform() {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();

    try {//from w ww .  ja  v a  2s .  c om
        InputStream stylesheet = this.getClass().getResourceAsStream(xslFileName);

        DocumentBuilder builder = factory.newDocumentBuilder();
        document = builder.parse(new ByteArrayInputStream(xml.toByteArray()));

        // Use a Transformer for output
        TransformerFactory tFactory = TransformerFactory.newInstance();
        StreamSource stylesource = new StreamSource(stylesheet);
        Transformer transformer = tFactory.newTransformer(stylesource);

        transformedXml = new ByteArrayOutputStream();
        StreamResult result = new StreamResult(transformedXml);

        DOMSource source = new DOMSource(document);

        transformer.transform(source, result);
    } catch (TransformerConfigurationException tce) {
        // Error generated by the parser
        LOG.warn("XMLTransform.transform() - TransformerFactory error: " + tce.getMessage());
    } catch (TransformerException te) {
        // Error generated by the parser
        LOG.warn("XMLTransform.transform() - Transformation error: " + te.getMessage());
    } catch (SAXException sxe) {
        // Error generated by this application
        // (or a parser-initialization error)
        Exception x = sxe;

        if (sxe.getException() != null) {
            x = sxe.getException();
        }

        LOG.warn("XMLTransform.transform() SAX exception: " + sxe.getMessage(), x);
    } catch (ParserConfigurationException pce) {
        // Parser with specified options can't be built
        LOG.warn("XMLTransform.transform() SAX parser cannot be built with " + "specified options");
    } catch (IOException ioe) {
        // I/O error
        LOG.warn("XMLCleanup.cleanup() IO exception", ioe);
    }

    return transformedXml;
}

From source file:org.sakaibrary.xserver.XServer.java

/**
 * Creates a new XServer object ready to communicate with the
 * MetaLib X-server.  Reads searchProperties, sets up SAX Parser, and
 * sets up session management for this object.
 *///from   w  w w.j ava  2  s . co  m
public XServer(String guid) throws XServerException {
    this.guid = guid;

    // setup the SAX parser
    SAXParserFactory factory;
    factory = SAXParserFactory.newInstance();
    factory.setNamespaceAware(true);
    try {
        saxParser = factory.newSAXParser();
    } catch (SAXException sxe) {
        // Error generated by this application
        // (or a parser-initialization error)
        Exception x = sxe;

        if (sxe.getException() != null) {
            x = sxe.getException();
        }

        LOG.warn("XServer() SAX exception in trying to get a new SAXParser " + "from SAXParserFactory: "
                + sxe.getMessage(), x);
        throw new RuntimeException("XServer() SAX exception: " + sxe.getMessage(), x);
    } catch (ParserConfigurationException pce) {
        // Parser with specified options can't be built
        LOG.warn("XServer() SAX parser cannot be built with specified options");
        throw new RuntimeException(
                "XServer() SAX parser cannot be built with " + "specified options: " + pce.getMessage(), pce);
    }

    // load session state
    msm = MetasearchSessionManager.getInstance();
    MetasearchSession metasearchSession = msm.getMetasearchSession(guid);

    if (metasearchSession == null) {
        // bad state management
        throw new RuntimeException("XServer() - cache MetasearchSession is " + "NULL :: guid is " + guid);
    }

    // get X-Server base URL
    xserverBaseUrl = metasearchSession.getBaseUrl();

    if (!metasearchSession.isLoggedIn()) {
        // need to login
        username = metasearchSession.getUsername();
        password = metasearchSession.getPassword();

        if (!loginURL(username, password)) {
            // authorization failed
            throw new XServerException("XServer.loginURL()", "authorization failed.");
        }

        // login success
        metasearchSession.setLoggedIn(true);
        metasearchSession.setSessionId(sessionId);
    }

    // get search properties
    org.osid.shared.Properties searchProperties = metasearchSession.getSearchProperties();

    try {
        searchSourceIds = (ArrayList) searchProperties.getProperty("searchSourceIds"); // empty TODO
        sortBy = (String) searchProperties.getProperty("sortBy");
        pageSize = (Integer) searchProperties.getProperty("pageSize");
        startRecord = (Integer) searchProperties.getProperty("startRecord");
    } catch (org.osid.shared.SharedException se) {
        LOG.warn("XServer() failed to get search properties - will assign " + "defaults", se);
    }

    // assign defaults if necessary
    // TODO assign the updated values to the session... searchProperties is read-only, need to add additional fields to MetasearchSession.
    if (sortBy == null) {
        sortBy = "rank";
    }

    if (pageSize == null) {
        pageSize = new Integer(10);
    }

    if (startRecord == null) {
        startRecord = new Integer(1);
    }

    // check args
    if (startRecord.intValue() <= 0) {
        LOG.warn("XServer() - startRecord must be set to 1 or higher.");
        startRecord = null;
        startRecord = new Integer(1);
    }

    // add/update this MetasearchSession in the cache
    msm.putMetasearchSession(guid, metasearchSession);
}

From source file:org.sakaibrary.xserver.XServer.java

/**
 * Logs a user into the X-server using URL Syntax for communications.
 * Uses the login X-service./*  ww  w.  j  a  va 2s .  c om*/
 *
 * @param username String representing user username
 * @param password String representing user password
 *
 * @return boolean true if authorization succeeds, false otherwise.
 *
 * @throws XServerException if login fails due to X-server error
 */
private boolean loginURL(String username, String password) throws XServerException {
    // build URL query string
    StringBuilder query = new StringBuilder(xserverBaseUrl);
    query.append("?op=login_request&user_name=" + username + "&user_password=" + password);

    // connect to URL and get response
    java.io.ByteArrayOutputStream xml = doURLConnection(query.toString());

    if (printXML) {
        // print xml
        LOG.debug(xml.toString());
    }

    // run SAX Parser
    try {
        saxParseXML(new java.io.ByteArrayInputStream(xml.toByteArray()));
    } catch (SAXException sxe) {
        // Error generated by this application
        // (or a parser-initialization error)
        Exception x = sxe;

        if (sxe.getException() != null) {
            x = sxe.getException();
        }

        LOG.warn("loginURL() SAX exception: " + sxe.getMessage(), x);
    } catch (IOException ioe) {
        // I/O error
        LOG.warn("loginURL() IO exception", ioe);
    }

    // return whether or not the login was successful
    return (loginSuccessful());
}

From source file:org.sakaibrary.xserver.XServer.java

/**
 * Finds records within the given sources using the given find command
 * query.  Uses the find X-service./*from  ww  w.ja  va 2  s.com*/
 *
 * @param findCommand String representing find_request_command.  See
 *   <a href="http://searchtools.lib.umich.edu/X/?op=explain&func=find">
 *   find</a> explanation from MetaLib X-Server to see how
 *   find_request_command should be built.
 *
 * @param waitFlag String representing the wait_flag.  A "Y" indicates
 *   the X-server will not produce a response until the find command has
 *   completed.  Full information about the group and each search set will
 *   be returned.
 *   <br></br>
 *   A "N" indicates the X-server will immediately respond with the group
 *   number while the find continues to run in the background.  The user
 *   can then use the findGroupInfo method to poll for results.
 *
 * @throws XServerException if find fails due to X-server error
 */
private void findURL(String findCommand, String waitFlag) throws XServerException {
    // build a query string containing all sources that need to be searched
    StringBuilder findBaseString = new StringBuilder();
    for (int i = 0; i < searchSourceIds.size(); i++) {
        findBaseString.append("&find_base_001=" + (String) searchSourceIds.get(i));
    }

    // build URL query string
    StringBuilder query = new StringBuilder(xserverBaseUrl);
    query.append("?op=find_request" + "&wait_flag=" + waitFlag + "&find_request_command=" + findCommand
            + findBaseString.toString() + "&session_id=" + sessionId);

    // connect to URL and get response
    java.io.ByteArrayOutputStream xml = doURLConnection(query.toString());

    if (printXML) {
        // print xml
        LOG.debug(xml.toString());
    }

    // run SAX Parser
    try {
        saxParseXML(new java.io.ByteArrayInputStream(xml.toByteArray()));
    } catch (SAXException sxe) {
        // Error generated by this application
        // (or a parser-initialization error)
        Exception x = sxe;

        if (sxe.getException() != null) {
            x = sxe.getException();
        }

        LOG.warn("findURL() SAX exception: " + sxe.getMessage(), x);
    } catch (IOException ioe) {
        // I/O error
        LOG.warn("findURL() IO exception", ioe);
    }
}

From source file:org.sakaibrary.xserver.XServer.java

/**
 * Gets information on a result set group which has already been created
 * using the find command in asynchronous mode (waitFlag set to "N")
 *
 * @throws XServerException if find_group_info fails due to X-Server error
 *///from w w w  .ja  va2s.com
private void findGroupInfoURL() throws XServerException {
    findResultSets = new java.util.ArrayList();

    StringBuilder query = new StringBuilder(xserverBaseUrl);
    query.append(
            "?op=find_group_info_request" + "&group_number=" + foundGroupNumber + "&session_id=" + sessionId);

    // connect to URL and get response
    java.io.ByteArrayOutputStream xml = doURLConnection(query.toString());

    if (printXML) {
        // print xml
        LOG.debug(xml.toString());
    }

    // run SAX Parser
    try {
        saxParseXML(new java.io.ByteArrayInputStream(xml.toByteArray()));
    } catch (SAXException sxe) {
        // Error generated by this application
        // (or a parser-initialization error)
        Exception x = sxe;

        if (sxe.getException() != null) {
            x = sxe.getException();
        }

        LOG.warn("findGroupInfoURL() SAX exception: " + sxe.getMessage(), x);
    } catch (IOException ioe) {
        // I/O error
        LOG.warn("findGroupInfoURL() IO exception", ioe);
    }
}

From source file:org.sakaibrary.xserver.XServer.java

/**
 * Finds records within the given sources using the given find command
 * query.  Uses the find X-service./*from  w  w w .  java 2 s .  c  om*/
 *
 * @param action valid values: merge, merge_more, remerge, sort_only
 * @param primarySortKey valid values: rank, title, author, year, database
 *
 * @throws XServerException if mergeSort fails due to X-server error
 */
private void mergeSortURL(String action, String primarySortKey) throws XServerException {

    if (primarySortKey == null) {
        // default to rank
        primarySortKey = "rank";
    }

    // build URL query string
    //
    // Limit the number of records fetched to a predefined maximum,
    // XSERVER_RECORDS_TO_FETCH.  This limit applies only to the
    // merge_more and merge_more_set actions - it's ignored for others.
    //
    StringBuilder query = new StringBuilder(xserverBaseUrl);
    query.append("?op=merge_sort_request" + "&group_number=" + foundGroupNumber + "&action=" + action
            + "&primary_sort_key=" + primarySortKey + "&session_id=" + sessionId + "&fetch_more_records="
            + XSERVER_RECORDS_TO_FETCH);

    // connect to URL and get response
    java.io.ByteArrayOutputStream xml = doURLConnection(query.toString());

    if (printXML) {
        // print xml
        LOG.debug(xml.toString());
    }

    // run SAX Parser
    try {
        saxParseXML(new java.io.ByteArrayInputStream(xml.toByteArray()));
    } catch (SAXException sxe) {
        // Error generated by this application
        // (or a parser-initialization error)
        Exception x = sxe;

        if (sxe.getException() != null) {
            x = sxe.getException();
        }

        LOG.warn("mergeSortURL() SAX exception: " + sxe.getMessage(), x);
    } catch (IOException ioe) {
        // I/O error
        LOG.warn("mergeSortURL() IO exception", ioe);
    }
}