Example usage for org.apache.commons.jxpath Pointer getValue

List of usage examples for org.apache.commons.jxpath Pointer getValue

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Introduction

In this page you can find the example usage for org.apache.commons.jxpath Pointer getValue.

Prototype

Object getValue();

Source Link

Document

Returns the value of the object, property or collection element this pointer represents.

Usage

From source file:net.sf.ahtutils.report.jxpath.TestDataTypesJXpath.java

@Test
public void test() {
    TestDataStructure structure = new TestDataStructure();
    //structure.setIntegerValue(1);
    //structure.setLongValue(2);

    JXPathContext context = JXPathContext.newContext(structure);
    String queryInteger = "@integerValue";
    String queryLong = "@longValue";

    Iterator iteratorLong = context.iteratePointers(queryLong);
    while (iteratorLong.hasNext()) {
        Pointer pointerToItem = (Pointer) iteratorLong.next();
        System.out.println("Got pointer: " + pointerToItem.getValue().getClass() + " with value = "
                + pointerToItem.getValue().toString());
    }/*from   w  ww .jav  a 2s. com*/

    Iterator iteratorInteger = context.iteratePointers(queryInteger);
    while (iteratorInteger.hasNext()) {
        Pointer pointerToItem = (Pointer) iteratorInteger.next();
        System.out.println("Got pointer: " + pointerToItem.getValue().getClass() + " with value = "
                + pointerToItem.getValue().toString());
    }

}

From source file:blueprint.sdk.util.config.Config.java

/**
 * Get value from given XPath//  w w  w  . j a v a  2s.  c  o m
 *
 * @param xpath XPath to evaluate
 * @return values as String[]
 */
public String[] getStringArray(String xpath) {
    List<String> result = new ArrayList<>(10);

    Iterator<Pointer> nodeIter = JXPathHelper.evaluateIteratorPointers(xpath, context);
    while (nodeIter.hasNext()) {
        Pointer nodePtr = nodeIter.next();

        String value = (String) nodePtr.getValue();
        value = resolveProperty(value);
        result.add(value);
    }

    if (result.size() == 0) {
        warnEmptyValue(xpath, null);
    }

    return result.toArray(new String[result.size()]);
}

From source file:blueprint.sdk.util.config.Config.java

/**
 * Get value from given XPath/*  www  .  j a  v a 2s . co  m*/
 *
 * @param xpath XPath to evaluate
 * @return values as Boolean[]
 * @throws XPathExpressionException
 */
public Boolean[] getBooleanArray(String xpath) throws XPathExpressionException {
    List<Boolean> result = new ArrayList<>(10);

    Iterator<Pointer> nodeIter = JXPathHelper.evaluateIteratorPointers(xpath, context);
    while (nodeIter.hasNext()) {
        Pointer nodePtr = nodeIter.next();

        String value = (String) nodePtr.getValue();
        value = resolveProperty(value);
        try {
            result.add(Boolean.parseBoolean(value));
        } catch (NumberFormatException e) {
            throw new XPathExpressionException("evaluated result of '" + xpath + "' is not a Boolean");
        }
    }

    if (result.size() == 0) {
        warnEmptyValue(xpath, null);
    }

    return result.toArray(new Boolean[result.size()]);
}

From source file:blueprint.sdk.util.config.Config.java

/**
 * Get value from given XPath//from ww w  . ja  v  a 2 s .com
 *
 * @param xpath XPath to evaluate
 * @return values Integer[]
 * @throws XPathExpressionException
 */
public Integer[] getIntArray(String xpath) throws XPathExpressionException {
    List<Integer> result = new ArrayList<>(10);

    Iterator<Pointer> nodeIter = JXPathHelper.evaluateIteratorPointers(xpath, context);
    while (nodeIter.hasNext()) {
        Pointer nodePtr = nodeIter.next();

        String value = (String) nodePtr.getValue();
        value = resolveProperty(value);
        try {
            result.add(Integer.parseInt(value));
        } catch (NumberFormatException e) {
            throw new XPathExpressionException("evaluated result of '" + xpath + "' is not an Integer");
        }
    }

    if (result.size() == 0) {
        warnEmptyValue(xpath, null);
    }

    return result.toArray(new Integer[result.size()]);
}

From source file:jp.terasoluna.fw.beans.JXPathIndexedBeanWrapperImpl.java

/**
 * ???????//  w  ww.j ava2s  . co  m
 * @param propertyName ??
 * @return ??????Map??
 */
@Override
public Map<String, Object> getIndexedPropertyValues(String propertyName) {

    // ???Null
    if (StringUtils.isEmpty(propertyName)) {
        String message = "PropertyName is empty!";
        log.error(message);
        throw new IllegalArgumentException(message);
    }

    // ?????
    if (StringUtils.indexOfAny(propertyName, new char[] { '/', '"', '\'' }) != -1) {
        String message = "Invalid character has found within property name." + " '" + propertyName + "' "
                + "Cannot use [ / \" ' ]";
        log.error(message);
        throw new IllegalArgumentException(message);
    }

    // ??[]?[]????
    String stringIndex = extractIndex(propertyName);
    if (stringIndex.length() > 0) {
        try {
            Integer.parseInt(stringIndex);
        } catch (NumberFormatException e) {
            String message = "Invalid character has found within property name." + " '" + propertyName + "' "
                    + "Cannot use [ [] ]";
            log.error(message);
            throw new IllegalArgumentException(message);
        }
    }

    Map<String, Object> result = new LinkedHashMap<String, Object>();
    String requestXpath = toXPath(propertyName);

    // JXPath??
    Iterator<?> ite = null;
    try {
        ite = context.iteratePointers(requestXpath);
    } catch (JXPathException e) {
        // ????
        String message = "Invalid property name. " + "PropertyName: '" + propertyName + "'" + "XPath: '"
                + requestXpath + "'";
        log.error(message, e);
        throw new IllegalArgumentException(message, e);
    }

    // XPath  Java property
    while (ite.hasNext()) {
        Pointer p = (Pointer) ite.next();
        result.put(this.toPropertyName(p.asPath()), p.getValue());
    }
    return result;
}

From source file:com.opera.core.systems.scope.stp.services.ScopeEcmascriptService.java

protected Runtime findRuntime(int windowId) {
    createAllRuntimes();/* w  w  w . j a  v a 2  s.  c  o  m*/
    Pointer pointer = xpathPointer(runtimesList.values(),
            String.format("/.[htmlFramePath='%s' and windowID='%d']", currentFramePath, windowId));
    if (pointer != null) {
        return (Runtime) pointer.getValue();
    }
    return null;
}

From source file:net.sf.oval.ogn.ObjectGraphNavigatorJXPathImpl.java

public ObjectGraphNavigationResult navigateTo(final Object root, final String xpath)
        throws InvalidConfigurationException {
    Assert.argumentNotNull("root", root);
    Assert.argumentNotNull("xpath", xpath);

    try {//from w ww .jav a  2s  . c o m
        final JXPathContext ctx = JXPathContext.newContext(root);
        ctx.setLenient(true); // do not throw an exception if object graph is incomplete, e.g. contains null-values

        Pointer pointer = ctx.getPointer(xpath);

        // no match found or invalid xpath
        if (pointer instanceof NullPropertyPointer || pointer instanceof NullPointer)
            return null;

        if (pointer instanceof BeanPointer) {
            final Pointer parent = ((BeanPointer) pointer).getImmediateParentPointer();
            if (parent instanceof PropertyPointer) {
                pointer = parent;
            }
        }

        if (pointer instanceof PropertyPointer) {
            final PropertyPointer pp = (PropertyPointer) pointer;
            final Class<?> beanClass = pp.getBean().getClass();
            AccessibleObject accessor = ReflectionUtils.getField(beanClass, pp.getPropertyName());
            if (accessor == null) {
                accessor = ReflectionUtils.getGetter(beanClass, pp.getPropertyName());
            }
            return new ObjectGraphNavigationResult(root, xpath, pp.getBean(), accessor, pointer.getValue());
        }

        throw new InvalidConfigurationException("Don't know how to handle pointer [" + pointer + "] of type ["
                + pointer.getClass().getName() + "] for xpath [" + xpath + "]");
    } catch (final JXPathNotFoundException ex) {
        // thrown if the xpath is invalid
        throw new InvalidConfigurationException(ex);
    }
}

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.  j a v  a  2  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);
}

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

public void generateSaxFragment(ContentHandler contentHandler, Locale locale) throws SAXException {
    JXPathContext ctx = null;//from  ww  w .j a  v a 2  s  .co 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(Constants.WI_NS, SELECTION_LIST_EL,
            Constants.WI_PREFIX_COLON + SELECTION_LIST_EL, Constants.EMPTY_ATTRS);

    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(Constants.WI_NS, ITEM_EL, Constants.WI_PREFIX_COLON + ITEM_EL, itemAttrs);
        if (label != null) {
            contentHandler.startElement(Constants.WI_NS, LABEL_EL, Constants.WI_PREFIX_COLON + LABEL_EL,
                    Constants.EMPTY_ATTRS);
            if (label instanceof XMLizable) {
                ((XMLizable) label).toSAX(contentHandler);
            } else {
                String stringLabel = label.toString();
                contentHandler.characters(stringLabel.toCharArray(), 0, stringLabel.length());
            }
            contentHandler.endElement(Constants.WI_NS, LABEL_EL, Constants.WI_PREFIX_COLON + LABEL_EL);
        }
        contentHandler.endElement(Constants.WI_NS, ITEM_EL, Constants.WI_PREFIX_COLON + ITEM_EL);
    }

    // End the selection-list
    contentHandler.endElement(Constants.WI_NS, SELECTION_LIST_EL,
            Constants.WI_PREFIX_COLON + SELECTION_LIST_EL);
}

From source file:org.chiba.xml.xforms.connector.context.ContextResolver.java

/**
 * Performs a lookup in Chiba's context map and returns the object denoted
 * by the scheme specific part of the resolver's URI.
 *
 * @return the object denoted by the scheme specific part of the
 * resolver's URI.//w  w  w  .  j  a  va  2  s  . c om
 * @throws XFormsException if any error occurred during link traversal.
 */
public Object resolve() throws XFormsException {
    try {
        String xpath = new URI(getURI()).getSchemeSpecificPart();
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("resolve: " + xpath);
        }

        JXPathContext contextContext = JXPathContext.newContext(getContext());
        Pointer pointer = contextContext.getPointer(xpath);
        if (pointer.getValue() == null) {
            throw new JXPathException("No pointer for xpath: " + xpath);
        }

        return pointer.getNode();
    } catch (Exception e) {
        throw new XFormsException(e);
    }
}