Example usage for org.apache.commons.jxpath JXPathContext newContext

Introduction

In this page you can find the example usage for org.apache.commons.jxpath JXPathContext newContext.

Prototype

public static JXPathContext newContext(Object contextBean) 

Source Link

Document

Creates a new JXPathContext with the specified object as the root node.

Usage

From source file:org.apache.cocoon.forms.binding.JXPathBindingBase.java

private JXPathContext makeJXPathContext(Object objModel) {
    JXPathContext jxpc;//w  ww  .j a  va  2  s.c o  m
    if (!(objModel instanceof JXPathContext)) {
        jxpc = JXPathContext.newContext(objModel);
        jxpc.setLenient(true);

        AbstractFactory jxPathFactory;
        if (commonAtts.jxPathFactory != null)
            jxPathFactory = commonAtts.jxPathFactory;
        else
            jxPathFactory = new BindingJXPathFactory();
        jxpc.setFactory(jxPathFactory);
    } else {
        jxpc = (JXPathContext) objModel;
    }
    return jxpc;
}

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From source file:org.apache.cocoon.forms.datatype.convertor.BeanConvertor.java

/**
 * @see org.apache.cocoon.forms.datatype.convertor.Convertor#convertToString(java.lang.Object,
 *      java.util.Locale,//  w w w  .  j a  v  a 2 s. co  m
 *      org.apache.cocoon.forms.datatype.convertor.Convertor.FormatCache)
 */
public String convertToString(final Object value, final Locale locale, final FormatCache formatCache) {
    String idValue = "";

    if (null != value) {
        if (m_idPath != null) {
            final JXPathContext ctx = JXPathContext.newContext(value);
            idValue = ctx.getValue(m_idPath).toString();
        } else {
            idValue = value.toString();
        }
    }

    m_objects.put(idValue, value);

    return idValue;
}

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From source file:org.apache.cocoon.forms.datatype.FlowJXPathSelectionList.java

public void generateSaxFragment(ContentHandler contentHandler, Locale locale) throws SAXException {
    JXPathContext ctx = null;//from   w  w  w.ja  v  a2 s. c  o  m
    Iterator iter = null;
    if (model == null) {
        Object flowData = FlowHelper.getContextObject(ContextHelper.getObjectModel(this.context));
        if (flowData == null) {
            throw new SAXException("No flow data to produce selection list");
        }

        // Move to the list location
        ctx = JXPathContext.newContext(flowData);

        // Iterate on all elements of the list
        iter = ctx.iteratePointers(this.listPath);
    } else {
        // Move to the list location
        ctx = JXPathContext.newContext(model);

        // Iterate on all elements of the list
        iter = ctx.iteratePointers(".");
    }

    // Start the selection-list
    contentHandler.startElement(FormsConstants.INSTANCE_NS, SELECTION_LIST_EL,
            FormsConstants.INSTANCE_PREFIX_COLON + SELECTION_LIST_EL, XMLUtils.EMPTY_ATTRIBUTES);
    if (this.nullable) {
        final AttributesImpl voidAttrs = new AttributesImpl();
        voidAttrs.addCDATAAttribute("value", "");
        contentHandler.startElement(FormsConstants.INSTANCE_NS, ITEM_EL,
                FormsConstants.INSTANCE_PREFIX_COLON + ITEM_EL, voidAttrs);

        if (this.nullText != null) {
            contentHandler.startElement(FormsConstants.INSTANCE_NS, LABEL_EL,
                    FormsConstants.INSTANCE_PREFIX_COLON + LABEL_EL, XMLUtils.EMPTY_ATTRIBUTES);

            if (this.nullTextIsI18nKey) {
                if ((this.i18nCatalog != null) && (this.i18nCatalog.trim().length() > 0)) {
                    new I18nMessage(this.nullText, this.i18nCatalog).toSAX(contentHandler);
                } else {
                    new I18nMessage(this.nullText).toSAX(contentHandler);
                }
            } else {
                contentHandler.characters(this.nullText.toCharArray(), 0, this.nullText.length());
            }

            contentHandler.endElement(FormsConstants.INSTANCE_NS, LABEL_EL,
                    FormsConstants.INSTANCE_PREFIX_COLON + LABEL_EL);
        }

        contentHandler.endElement(FormsConstants.INSTANCE_NS, ITEM_EL,
                FormsConstants.INSTANCE_PREFIX_COLON + ITEM_EL);
    }

    while (iter.hasNext()) {
        String stringValue = "";
        Object label = null;

        // Get a context on the current item
        Pointer ptr = (Pointer) iter.next();
        if (ptr.getValue() != null) {
            JXPathContext itemCtx = ctx.getRelativeContext(ptr);

            // Get the value as a string
            Object value = itemCtx.getValue(this.valuePath);

            // List may contain null value, and (per contract with convertors),
            // convertors are not invoked on nulls.
            if (value != null) {
                stringValue = this.datatype.convertToString(value, locale);
            }

            // Get the label (can be ommitted)
            itemCtx.setLenient(true);
            label = itemCtx.getValue(this.labelPath);
            if (label == null) {
                label = stringValue;
            }
        }

        // Output this item
        AttributesImpl itemAttrs = new AttributesImpl();
        itemAttrs.addCDATAAttribute("value", stringValue);
        contentHandler.startElement(FormsConstants.INSTANCE_NS, ITEM_EL,
                FormsConstants.INSTANCE_PREFIX_COLON + ITEM_EL, itemAttrs);
        if (label != null) {
            contentHandler.startElement(FormsConstants.INSTANCE_NS, LABEL_EL,
                    FormsConstants.INSTANCE_PREFIX_COLON + LABEL_EL, XMLUtils.EMPTY_ATTRIBUTES);
            if (label instanceof XMLizable) {
                ((XMLizable) label).toSAX(contentHandler);
            } else if (this.labelIsI18nKey) {
                String stringLabel = label.toString();

                if ((this.i18nCatalog != null) && (this.i18nCatalog.trim().length() > 0)) {
                    new I18nMessage(stringLabel, this.i18nCatalog).toSAX(contentHandler);
                } else {
                    new I18nMessage(stringLabel).toSAX(contentHandler);
                }
            } else {
                String stringLabel = label.toString();
                contentHandler.characters(stringLabel.toCharArray(), 0, stringLabel.length());
            }
            contentHandler.endElement(FormsConstants.INSTANCE_NS, LABEL_EL,
                    FormsConstants.INSTANCE_PREFIX_COLON + LABEL_EL);
        }
        contentHandler.endElement(FormsConstants.INSTANCE_NS, ITEM_EL,
                FormsConstants.INSTANCE_PREFIX_COLON + ITEM_EL);
    }

    // End the selection-list
    contentHandler.endElement(FormsConstants.INSTANCE_NS, SELECTION_LIST_EL,
            FormsConstants.INSTANCE_PREFIX_COLON + SELECTION_LIST_EL);
}

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From source file:org.apache.cocoon.forms.formmodel.WidgetTestHelper.java

public static void assertXPathEquals(String message, String expected, String xpath, Document doc) {
    JXPathContext ctx = JXPathContext.newContext(doc);
    ctx.setLenient(true);/*from   w ww  .j  a  v  a  2 s  .  c  om*/
    Assert.assertEquals(message, expected, ctx.getValue(xpath));
}

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From source file:org.apache.cocoon.forms.formmodel.WidgetTestHelper.java

public static void assertXPathExists(String message, String xpath, Document doc) {
    JXPathContext ctx = JXPathContext.newContext(doc);
    ctx.setLenient(true);//w ww .j  a  v a2  s . c  om
    Pointer pointer = ctx.getPointer(xpath);
    Assert.assertNotNull(message, pointer.getNode());
}

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From source file:org.apache.cocoon.forms.formmodel.WidgetTestHelper.java

public static void assertXPathNotExists(String message, String xpath, Document doc) {
    JXPathContext ctx = JXPathContext.newContext(doc);
    ctx.setLenient(true);/*from w w w . j  a v  a2s. c  o  m*/
    Pointer pointer = ctx.getPointer(xpath);
    Assert.assertNull(message, pointer.getNode());
}

---

From source file:org.apache.cocoon.forms.transformation.FormsPipelineConfig.java

/**
 * Creates and initializes a FormsPipelineConfig object based on the passed
 * arguments of the setup() of the specific Pipeline-component.
 *
 * @param objectModel the objectmodel as passed in the setup()
 * @param parameters the parameters as passed in the setup()
 * @return an instance of FormsPipelineConfig initialized according to the
 * settings in the sitemap./*from   ww w .  j  ava 2 s .c o m*/
 */
public static FormsPipelineConfig createConfig(Map objectModel, Parameters parameters) {
    // create and set the jxpathContext...
    Object flowContext = FlowHelper.getContextObject(objectModel);
    WebContinuation wk = FlowHelper.getWebContinuation(objectModel);
    JXPathContext jxpc = JXPathContext.newContext(flowContext);
    // We manually create a cocoon object here to provide the same way
    // of accessing things as in the jxtg
    // as soon as we have our unified om, we should use that
    Request request = ObjectModelHelper.getRequest(objectModel);
    Session session = request.getSession(false);
    final Map cocoonOM = new HashMap();
    cocoonOM.put("continuation", wk);
    cocoonOM.put("request", request);
    if (session != null) {
        cocoonOM.put("session", session);
    }
    cocoonOM.put("parameters", parameters);

    FormsVariables vars = new FormsVariables();
    vars.declareVariable("cocoon", cocoonOM);
    // These four are deprecated!
    vars.declareVariable("continuation", wk);
    vars.declareVariable("request", request);
    vars.declareVariable("session", session);
    vars.declareVariable("parameters", parameters);
    vars.addDeprecatedVariable("continuation");
    vars.addDeprecatedVariable("request");
    vars.addDeprecatedVariable("session");
    vars.addDeprecatedVariable("parameters");
    jxpc.setVariables(vars);

    Locale localeParameter = null;
    String localeStr = parameters.getParameter("locale", null);
    if (localeStr != null) {
        localeParameter = I18nUtils.parseLocale(localeStr);
    }

    String attributeName = parameters.getParameter("attribute-name", null);
    String actionExpression = parameters.getParameter("form-action", null);
    String formMethod = parameters.getParameter("form-method", null);
    //TODO (20031223 mpo)think about adding form-encoding for the Generator.
    // Note generator will also need some text to go on the submit-button?
    // Alternative to adding more here is to apply xinclude ?

    return new FormsPipelineConfig(jxpc, request, localeParameter, attributeName, actionExpression, formMethod);
}

---

From source file:org.apache.cocoon.portal.components.modules.input.CopletModule.java

public Object getAttribute(String name, Configuration modeConf, Map objectModel) throws ConfigurationException {
    PortalService portalService = null;/* w  ww  .  j  av  a 2 s . c om*/
    try {

        portalService = (PortalService) this.manager.lookup(PortalService.ROLE);

        // determine coplet id
        String copletId = null;
        Map context = (Map) objectModel.get(ObjectModelHelper.PARENT_CONTEXT);
        if (context != null) {
            copletId = (String) context.get(Constants.COPLET_ID_KEY);
        } else {
            copletId = (String) objectModel.get(Constants.COPLET_ID_KEY);
        }

        if (copletId == null) {
            return null;
        }

        // return the coplet id
        if (name.equals("#")) {
            return copletId;
        }
        JXPathContext jxpathContext = JXPathContext.newContext(
                portalService.getComponentManager().getProfileManager().getCopletInstanceData(copletId));
        return jxpathContext.getValue(name);
    } catch (ServiceException e) {
        throw new ConfigurationException("Unable to lookup portal service.", e);
    } finally {
        this.manager.release(portalService);
    }
}

---

From source file:org.apache.cocoon.portal.components.modules.input.LayoutModule.java

public Object getAttribute(String name, Configuration modeConf, Map objectModel) throws ConfigurationException {
    PortalService portalService = null;/*from  w  ww. j  av a2  s . co m*/
    try {

        portalService = (PortalService) this.manager.lookup(PortalService.ROLE);

        int pos = name.indexOf('/');
        String path;
        if (pos == -1) {
            path = null;
        } else {
            path = name.substring(pos + 1);
            name = name.substring(0, pos);
        }
        // is the layout key specified?
        pos = name.indexOf(':');
        String layoutKey = null;
        String layoutId = name;
        if (pos != -1) {
            layoutKey = name.substring(0, pos);
            layoutId = name.substring(pos + 1);
        }

        // get the layout
        final Object layout = portalService.getComponentManager().getProfileManager().getPortalLayout(layoutKey,
                layoutId);
        Object value = layout;
        if (layout != null && path != null) {
            final JXPathContext jxpathContext = JXPathContext.newContext(layout);
            value = jxpathContext.getValue(path);
        }
        return value;
    } catch (ServiceException e) {
        throw new ConfigurationException("Unable to lookup portal service.", e);
    } finally {
        this.manager.release(portalService);
    }
}

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From source file:org.apache.cocoon.portal.event.subscriber.impl.DefaultJXPathEventSubscriber.java

/**
 * @see Receiver/*from   ww  w.  ja v  a2 s  .  c  o  m*/
 */
public void inform(JXPathEvent event, PortalService service) {
    final Object target = event.getTarget();
    if (target != null) {
        final JXPathContext jxpathContext = JXPathContext.newContext(target);
        jxpathContext.setValue(event.getPath(), event.getValue());
    }
}

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