Example usage for javax.xml.stream XMLStreamReader isEndElement

List of usage examples for javax.xml.stream XMLStreamReader isEndElement

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Introduction

In this page you can find the example usage for javax.xml.stream XMLStreamReader isEndElement.

Prototype

public boolean isEndElement();

Source Link

Document

Returns true if the cursor points to an end tag (otherwise false)

Usage

From source file:org.flowable.cmmn.converter.CmmnXmlConverter.java

public CmmnModel convertToCmmnModel(XMLStreamReader xtr) {

    ConversionHelper conversionHelper = new ConversionHelper();
    conversionHelper.setCmmnModel(new CmmnModel());

    try {// w ww  .j a  v a  2s. c o m
        String currentXmlElement = null;
        while (xtr.hasNext()) {
            try {
                xtr.next();
            } catch (Exception e) {
                LOGGER.debug("Error reading CMMN XML document", e);
                throw new CmmnXMLException("Error reading XML", e);
            }

            if (xtr.isStartElement()) {
                currentXmlElement = xtr.getLocalName();
                if (elementConverters.containsKey(currentXmlElement)) {
                    elementConverters.get(currentXmlElement).convertToCmmnModel(xtr, conversionHelper);
                }

            } else if (xtr.isEndElement()) {
                currentXmlElement = null;
                if (elementConverters.containsKey(xtr.getLocalName())) {
                    elementConverters.get(xtr.getLocalName()).elementEnd(xtr, conversionHelper);
                }

            } else if (xtr.isCharacters() && currentXmlElement != null) {
                if (textConverters.containsKey(currentXmlElement)) {
                    textConverters.get(currentXmlElement).convertToCmmnModel(xtr, conversionHelper);
                }

            }
        }

    } catch (CmmnXMLException e) {
        throw e;

    } catch (Exception e) {
        LOGGER.error("Error processing CMMN XML document", e);
        throw new CmmnXMLException("Error processing CMMN XML document", e);
    }

    // Post process all elements: add instances where a reference is used
    processCmmnElements(conversionHelper);
    return conversionHelper.getCmmnModel();
}

From source file:org.flowable.cmmn.converter.ExtensionElementsXMLConverter.java

@Override
protected CmmnElement convert(XMLStreamReader xtr, ConversionHelper conversionHelper) {

    boolean readyWithChildElements = false;
    try {// www .j  a v a 2s.c o m

        while (!readyWithChildElements && xtr.hasNext()) {
            xtr.next();
            if (xtr.isStartElement()) {
                if (CmmnXmlConstants.ELEMENT_COMPLETION_NEUTRAL_RULE.equals(xtr.getLocalName())) {
                    readCompletionNeutralRule(xtr, conversionHelper);

                } else if (CmmnXmlConstants.ELEMENT_FIELD.equals(xtr.getLocalName())) {
                    readFieldExtension(xtr, conversionHelper);

                } else if (CmmnXmlConstants.ELEMENT_HTTP_REQUEST_HANDLER.equals(xtr.getLocalName())) {
                    readHttpRequestHandler(xtr, conversionHelper);

                } else if (CmmnXmlConstants.ELEMENT_HTTP_RESPONSE_HANDLER.equals(xtr.getLocalName())) {
                    readHttpResponseHandler(xtr, conversionHelper);

                } else if (CmmnXmlConstants.ELEMENT_PROCESS_TASK_IN_PARAMETERS.equals(xtr.getLocalName())) {
                    readIOParameter(xtr, true, conversionHelper);

                } else if (CmmnXmlConstants.ELEMENT_PROCESS_TASK_OUT_PARAMETERS.equals(xtr.getLocalName())) {
                    readIOParameter(xtr, false, conversionHelper);

                } else if (CmmnXmlConstants.ELEMENT_TASK_LISTENER.equals(xtr.getLocalName())) {
                    readTaskListener(xtr, conversionHelper);

                } else if (CmmnXmlConstants.ELEMENT_PLAN_ITEM_LIFECYCLE_LISTENER.equals(xtr.getLocalName())) {
                    readLifecycleListener(xtr, conversionHelper);

                } else {
                    ExtensionElement extensionElement = CmmnXmlUtil.parseExtensionElement(xtr);
                    conversionHelper.getCurrentCmmnElement().addExtensionElement(extensionElement);
                }

            } else if (xtr.isEndElement()) {
                if (CmmnXmlConstants.ELEMENT_TASK_LISTENER.equalsIgnoreCase(xtr.getLocalName())
                        || CmmnXmlConstants.ELEMENT_PLAN_ITEM_LIFECYCLE_LISTENER
                                .equalsIgnoreCase(xtr.getLocalName())) {
                    conversionHelper.removeCurrentCmmnElement();
                } else if (CmmnXmlConstants.ELEMENT_EXTENSION_ELEMENTS.equalsIgnoreCase(xtr.getLocalName())) {
                    readyWithChildElements = true;
                }
            }

        }
    } catch (Exception ex) {
        LOGGER.error("Error processing CMMN document", ex);
        throw new XMLException("Error processing CMMN document", ex);
    }

    return null;
}

From source file:org.flowable.cmmn.converter.ExtensionElementsXMLConverter.java

protected void readCompletionNeutralRule(XMLStreamReader xtr, ConversionHelper conversionHelper) {
    if (conversionHelper.getCurrentCmmnElement() instanceof PlanItemControl) {
        CompletionNeutralRule completionNeutralRule = new CompletionNeutralRule();
        completionNeutralRule.setName(xtr.getAttributeValue(null, CmmnXmlConstants.ATTRIBUTE_NAME));

        PlanItemControl planItemControl = (PlanItemControl) conversionHelper.getCurrentCmmnElement();
        planItemControl.setCompletionNeutralRule(completionNeutralRule);

        readCommonXmlInfo(completionNeutralRule, xtr);

        boolean readyWithChildElements = false;
        try {//from   ww w . java 2 s .c  om

            while (!readyWithChildElements && xtr.hasNext()) {
                xtr.next();
                if (xtr.isStartElement()) {
                    if (CmmnXmlConstants.ELEMENT_CONDITION.equals(xtr.getLocalName())) {
                        xtr.next();
                        if (xtr.isCharacters()) {
                            completionNeutralRule.setCondition(xtr.getText());
                        }
                        break;
                    }

                } else if (xtr.isEndElement()) {
                    if (CmmnXmlConstants.ELEMENT_COMPLETION_NEUTRAL_RULE.equalsIgnoreCase(xtr.getLocalName())) {
                        readyWithChildElements = true;
                    }
                }

            }
        } catch (Exception ex) {
            LOGGER.error("Error processing CMMN document", ex);
            throw new XMLException("Error processing CMMN document", ex);
        }
    }
}

From source file:org.flowable.cmmn.converter.ExtensionElementsXMLConverter.java

protected void readFieldExtension(XMLStreamReader xtr, ConversionHelper conversionHelper) {
    BaseElement cmmnElement = conversionHelper.getCurrentCmmnElement();

    FieldExtension extension = new FieldExtension();
    extension.setFieldName(xtr.getAttributeValue(null, CmmnXmlConstants.ATTRIBUTE_NAME));

    String stringValueAttribute = xtr.getAttributeValue(null, CmmnXmlConstants.ATTRIBUTE_FIELD_STRING);
    String expressionAttribute = xtr.getAttributeValue(null, CmmnXmlConstants.ATTRIBUTE_FIELD_EXPRESSION);
    if (StringUtils.isNotEmpty(stringValueAttribute)) {
        extension.setStringValue(stringValueAttribute);

    } else if (StringUtils.isNotEmpty(expressionAttribute)) {
        extension.setExpression(expressionAttribute);

    } else {//  ww  w. j ava 2  s .  co  m
        boolean readyWithFieldExtension = false;
        try {
            while (!readyWithFieldExtension && xtr.hasNext()) {
                xtr.next();
                if (xtr.isStartElement()
                        && CmmnXmlConstants.ELEMENT_FIELD_STRING.equalsIgnoreCase(xtr.getLocalName())) {
                    extension.setStringValue(xtr.getElementText().trim());

                } else if (xtr.isStartElement()
                        && CmmnXmlConstants.ELEMENT_FIELD_EXPRESSION.equalsIgnoreCase(xtr.getLocalName())) {
                    extension.setExpression(xtr.getElementText().trim());

                } else if (xtr.isEndElement()
                        && CmmnXmlConstants.ELEMENT_FIELD.equalsIgnoreCase(xtr.getLocalName())) {
                    readyWithFieldExtension = true;
                }
            }
        } catch (Exception e) {
            LOGGER.warn("Error parsing field extension child elements", e);
        }
    }

    CmmnElement currentCmmnElement = conversionHelper.getCurrentCmmnElement();
    if (currentCmmnElement instanceof ServiceTask) {
        ((ServiceTask) currentCmmnElement).getFieldExtensions().add(extension);

    } else if (currentCmmnElement instanceof DecisionTask) {
        ((DecisionTask) currentCmmnElement).getFieldExtensions().add(extension);
    } else if (currentCmmnElement instanceof FlowableListener) {
        ((FlowableListener) currentCmmnElement).getFieldExtensions().add(extension);

    } else {
        throw new FlowableException("Programmatic error: field added to unkown element " + currentCmmnElement);

    }
}

From source file:org.flowable.cmmn.converter.FieldExtensionXmlConverter.java

@Override
protected CmmnElement convert(XMLStreamReader xtr, ConversionHelper conversionHelper) {
    CmmnElement cmmnElement = conversionHelper.getCurrentCmmnElement();
    if (!(cmmnElement instanceof ServiceTask || cmmnElement instanceof DecisionTask)) {
        return null;
    }/*from w w w. j av  a2s .  com*/

    TaskWithFieldExtensions serviceTask = (TaskWithFieldExtensions) cmmnElement;

    FieldExtension extension = new FieldExtension();
    extension.setFieldName(xtr.getAttributeValue(null, CmmnXmlConstants.ATTRIBUTE_NAME));

    String stringValueAttribute = xtr.getAttributeValue(null, CmmnXmlConstants.ATTRIBUTE_FIELD_STRING);
    String expressionAttribute = xtr.getAttributeValue(null, CmmnXmlConstants.ATTRIBUTE_FIELD_EXPRESSION);
    if (StringUtils.isNotEmpty(stringValueAttribute)) {
        extension.setStringValue(stringValueAttribute);

    } else if (StringUtils.isNotEmpty(expressionAttribute)) {
        extension.setExpression(expressionAttribute);

    } else {
        boolean readyWithFieldExtension = false;
        try {
            while (!readyWithFieldExtension && xtr.hasNext()) {
                xtr.next();
                if (xtr.isStartElement()
                        && CmmnXmlConstants.ELEMENT_FIELD_STRING.equalsIgnoreCase(xtr.getLocalName())) {
                    extension.setStringValue(xtr.getElementText().trim());

                } else if (xtr.isStartElement()
                        && CmmnXmlConstants.ELEMENT_FIELD_EXPRESSION.equalsIgnoreCase(xtr.getLocalName())) {
                    extension.setExpression(xtr.getElementText().trim());

                } else if (xtr.isEndElement() && getXMLElementName().equalsIgnoreCase(xtr.getLocalName())) {
                    readyWithFieldExtension = true;
                }
            }
        } catch (Exception e) {
            LOGGER.warn("Error parsing field extension child elements", e);
        }
    }

    serviceTask.getFieldExtensions().add(extension);

    return null;
}

From source file:org.flowable.dmn.converter.child.OutputValuesParser.java

@Override
public void parseChildElement(XMLStreamReader xtr, DmnElement parentElement, DecisionTable decisionTable)
        throws Exception {
    if (!(parentElement instanceof OutputClause))
        return;/*from w  w  w.  jav a 2s.  c o  m*/

    OutputClause clause = (OutputClause) parentElement;
    UnaryTests outputValues = new UnaryTests();

    boolean readyWithOutputValues = false;
    try {
        while (!readyWithOutputValues && xtr.hasNext()) {
            xtr.next();
            if (xtr.isStartElement() && ELEMENT_TEXT.equalsIgnoreCase(xtr.getLocalName())) {
                String outputValuesText = xtr.getElementText();

                if (StringUtils.isNotEmpty(outputValuesText)) {
                    String[] outputValuesSplit = outputValuesText.replaceAll("^\"", "")
                            .split("\"?(,|$)(?=(([^\"]*\"){2})*[^\"]*$) *\"?");
                    outputValues.setTextValues(new ArrayList<Object>(Arrays.asList(outputValuesSplit)));
                }

            } else if (xtr.isEndElement() && getElementName().equalsIgnoreCase(xtr.getLocalName())) {
                readyWithOutputValues = true;
            }
        }
    } catch (Exception e) {
        LOGGER.warn("Error parsing output values", e);
    }

    clause.setOutputValues(outputValues);
}

From source file:org.jwebsocket.config.xml.JWebSocketConfigHandler.java

/**
 * {@inheritDoc}//from   w w  w  .ja  v  a  2 s  .c o m
 */
@Override
public Config processConfig(XMLStreamReader aStreamReader) {
    JWebSocketConfig.Builder lConfigBuilder = new JWebSocketConfig.Builder();

    try {
        while (aStreamReader.hasNext()) {
            aStreamReader.next();
            if (aStreamReader.isStartElement()) {
                String lElementName = aStreamReader.getLocalName();
                if (lElementName.equals(ELEMENT_PROTOCOL)) {
                    aStreamReader.next();
                    lConfigBuilder.setProtocol(aStreamReader.getText());
                } else if (lElementName.equals(ELEMENT_NODE_ID)) {
                    aStreamReader.next();
                    lConfigBuilder.setNodeId(aStreamReader.getText());
                } else if (lElementName.equals(ELEMENT_LIBRARY_FOLDER)) {
                    aStreamReader.next();
                    lConfigBuilder.setLibraryFolder(aStreamReader.getText());
                } else if (lElementName.equals(ELEMENT_LIBRARIES)) {
                    List<LibraryConfig> lLibraries = handleLibraries(aStreamReader);
                    lConfigBuilder = lConfigBuilder.setLibraries(lLibraries);
                } else if (lElementName.equals(ELEMENT_ENGINES)) {
                    List<EngineConfig> lEngines = handleEngines(aStreamReader);
                    lConfigBuilder = lConfigBuilder.setEngines(lEngines);
                } else if (lElementName.equals(ELEMENT_SERVERS)) {
                    List<ServerConfig> lServers = handleServers(aStreamReader);
                    lConfigBuilder = lConfigBuilder.setServers(lServers);
                } else if (lElementName.equals(ELEMENT_PLUGINS)) {
                    List<PluginConfig> lPlugins = handlePlugins(aStreamReader);
                    lConfigBuilder = lConfigBuilder.setPlugins(lPlugins);
                } else if (lElementName.equals(ELEMENT_FILTERS)) {
                    List<FilterConfig> lFilters = handleFilters(aStreamReader);
                    lConfigBuilder = lConfigBuilder.setFilters(lFilters);
                } else if (lElementName.equals(ELEMENT_LOGGING)) {
                    List<LoggingConfig> loggingConfigs = handleLoggingConfigs(aStreamReader);
                    lConfigBuilder = lConfigBuilder.setLoggingConfig(loggingConfigs);
                } else if (lElementName.equals(ELEMENT_RIGHTS)) {
                    List<RightConfig> lGlobalRights = handleRights(aStreamReader);
                    lConfigBuilder = lConfigBuilder.setGlobalRights(lGlobalRights);
                } else if (lElementName.equals(ELEMENT_ROLES)) {
                    List<RoleConfig> lRoles = handleRoles(aStreamReader);
                    lConfigBuilder = lConfigBuilder.setGlobalRoles(lRoles);
                } else if (lElementName.equals(ELEMENT_USERS)) {
                    List<UserConfig> lUsers = handleUsers(aStreamReader);
                    lConfigBuilder = lConfigBuilder.setUsers(lUsers);
                } else {
                    // ignore
                }
            }
            if (aStreamReader.isEndElement()) {
                String lElementName = aStreamReader.getLocalName();
                if (lElementName.equals(JWEBSOCKET)) {
                    break;
                }
            }
        }
    } catch (XMLStreamException lEx) {
        throw new WebSocketRuntimeException("Error parsing jWebSocket.xml configuration file", lEx);
    }

    // if no filters where given in the .xml file
    // initialize empty filter list here
    if (lConfigBuilder.getFilters() == null) {
        lConfigBuilder.setFilters(new FastList<FilterConfig>());
    }

    // now return the config object, this is the only one config object that
    // should exists
    // in the system
    return lConfigBuilder.buildConfig();
}

From source file:org.jwebsocket.config.xml.JWebSocketConfigHandler.java

/**
 * private method to handle the user config.
 *
 * @param aStreamReader// w  w w  . jav  a2s  . co  m
 *      the stream reader object
 * @return the list of user config
 * @throws XMLStreamException
 *       if there's any exception reading configuration
 */
private List<UserConfig> handleUsers(XMLStreamReader aStreamReader) throws XMLStreamException {
    List<UserConfig> lUsers = new FastList<UserConfig>();
    while (aStreamReader.hasNext()) {
        aStreamReader.next();
        if (aStreamReader.isStartElement()) {
            String lElementName = aStreamReader.getLocalName();
            if (lElementName.equals(ELEMENT_USER)) {
                UserConfig lUser = (UserConfig) handlerContext.get(lElementName).processConfig(aStreamReader);
                lUsers.add(lUser);
            }
        }
        if (aStreamReader.isEndElement()) {
            String lElementName = aStreamReader.getLocalName();
            if (lElementName.equals(ELEMENT_USERS)) {
                break;
            }
        }
    }
    return lUsers;
}

From source file:org.jwebsocket.config.xml.JWebSocketConfigHandler.java

/**
 * method that reads the roles configuration
 *
 * @param aStreamReader/*from  w ww. ja va  2  s .c  om*/
 *      the stream reader object
 * @return the list of roles config
 * @throws XMLStreamException
 *       if there's any exception reading configuration
 */
private List<RoleConfig> handleRoles(XMLStreamReader aStreamReader) throws XMLStreamException {
    List<RoleConfig> lRoles = new FastList<RoleConfig>();
    while (aStreamReader.hasNext()) {
        aStreamReader.next();
        if (aStreamReader.isStartElement()) {
            String lElementName = aStreamReader.getLocalName();
            if (lElementName.equals(ELEMENT_ROLE)) {
                RoleConfig lRole = (RoleConfig) handlerContext.get(lElementName).processConfig(aStreamReader);
                lRoles.add(lRole);
            }
        }
        if (aStreamReader.isEndElement()) {
            String lElementName = aStreamReader.getLocalName();
            if (lElementName.equals(ELEMENT_ROLES)) {
                break;
            }
        }
    }
    return lRoles;
}

From source file:org.jwebsocket.config.xml.JWebSocketConfigHandler.java

/**
 * private method to read the list of rights configuration
 *
 * @param aStreamReader//from w  ww.  j a  v a2  s. com
 *      the stream reader object
 * @return the list of rights configuration
 * @throws XMLStreamException
 *       if there's any exception reading configuration
 */
private List<RightConfig> handleRights(XMLStreamReader aStreamReader) throws XMLStreamException {
    List<RightConfig> lRights = new FastList<RightConfig>();
    while (aStreamReader.hasNext()) {
        aStreamReader.next();
        if (aStreamReader.isStartElement()) {
            String lElementName = aStreamReader.getLocalName();
            if (lElementName.equals(ELEMENT_RIGHT)) {
                RightConfig lRight = (RightConfig) handlerContext.get(lElementName)
                        .processConfig(aStreamReader);
                lRights.add(lRight);
            }
        }
        if (aStreamReader.isEndElement()) {
            String lElementName = aStreamReader.getLocalName();
            if (lElementName.equals(ELEMENT_RIGHTS)) {
                break;
            }
        }
    }
    return lRights;
}