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

List of usage examples for org.apache.commons.jxpath JXPathContext getPointer

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Introduction

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

Prototype

public abstract Pointer getPointer(String xpath);

Source Link

Document

Traverses the xpath and returns a Pointer.

Usage

From source file:org.chiba.tools.schemabuilder.AbstractSchemaFormBuilder.java

private void addAttributeSet(Document xForm, Element modelSection, Element formSection,
        XSComplexTypeDefinition controlType, XSElementDeclaration owner, String pathToRoot,
        boolean checkIfExtension) {
    XSObjectList attrUses = controlType.getAttributeUses();

    if (attrUses != null) {
        int nbAttr = attrUses.getLength();
        for (int i = 0; i < nbAttr; i++) {
            XSAttributeUse currentAttributeUse = (XSAttributeUse) attrUses.item(i);
            XSAttributeDeclaration currentAttribute = currentAttributeUse.getAttrDeclaration();

            //test if extended !
            if (checkIfExtension && this.doesAttributeComeFromExtension(currentAttributeUse, controlType)) {
                if (LOGGER.isDebugEnabled()) {
                    LOGGER.debug(//w w w  .j  a  v  a  2s  .c o m
                            "This attribute comes from an extension: recopy form controls. \n Model section: ");
                    DOMUtil.prettyPrintDOM(modelSection);
                }

                String attributeName = currentAttributeUse.getName();
                if (attributeName == null || attributeName.equals(""))
                    attributeName = currentAttributeUse.getAttrDeclaration().getName();

                //find the existing bind Id
                //(modelSection is the enclosing bind of the element)
                NodeList binds = modelSection.getElementsByTagNameNS(XFORMS_NS, "bind");
                int j = 0;
                int nb = binds.getLength();
                String bindId = null;
                while (j < nb && bindId == null) {
                    Element bind = (Element) binds.item(j);
                    String nodeset = bind.getAttributeNS(XFORMS_NS, "nodeset");
                    if (nodeset != null) {
                        String name = nodeset.substring(1); //remove "@" in nodeset
                        if (name.equals(attributeName))
                            bindId = bind.getAttributeNS(XFORMS_NS, "id");
                    }
                    j++;
                }

                //find the control
                Element control = null;
                if (bindId != null) {
                    if (LOGGER.isDebugEnabled())
                        LOGGER.debug("bindId found: " + bindId);

                    JXPathContext context = JXPathContext.newContext(formSection.getOwnerDocument());
                    Pointer pointer = context
                            .getPointer("//*[@" + this.getXFormsNSPrefix() + "bind='" + bindId + "']");
                    if (pointer != null)
                        control = (Element) pointer.getNode();
                }

                //copy it
                if (control == null) {
                    LOGGER.warn("Corresponding control not found");
                } else {
                    Element newControl = (Element) control.cloneNode(true);
                    //set new Ids to XForm elements
                    this.resetXFormIds(newControl);

                    formSection.appendChild(newControl);
                }

            } else {
                String newPathToRoot;

                if ((pathToRoot == null) || pathToRoot.equals("")) {
                    newPathToRoot = "@" + currentAttribute.getName();
                } else if (pathToRoot.endsWith("/")) {
                    newPathToRoot = pathToRoot + "@" + currentAttribute.getName();
                } else {
                    newPathToRoot = pathToRoot + "/@" + currentAttribute.getName();
                }

                XSSimpleTypeDefinition simpleType = currentAttribute.getTypeDefinition();
                //TODO SRA: UrType ?
                /*if(simpleType==null){
                simpleType=new UrType();
                }*/

                addSimpleType(xForm, modelSection, formSection, simpleType, currentAttributeUse, newPathToRoot);
            }
        }
    }
}

From source file:org.chiba.tools.schemabuilder.AbstractSchemaFormBuilder.java

/**
 * checkIfExtension: if false, addElement is called wether it is an extension or not
 * if true, if it is an extension, element is recopied (and no additional bind)
 *///from w  w  w  . j  av  a 2 s . c o  m
private void addGroup(Document xForm, Element modelSection, Element formSection, XSModelGroup group,
        XSComplexTypeDefinition controlType, XSElementDeclaration owner, String pathToRoot, int minOccurs,
        int maxOccurs, boolean checkIfExtension) {
    if (group != null) {

        Element repeatSection = addRepeatIfNecessary(xForm, modelSection, formSection,
                owner.getTypeDefinition(), minOccurs, maxOccurs, pathToRoot);
        Element repeatContentWrapper = repeatSection;

        if (repeatSection != formSection) {
            //selector -> no more needed?
            //this.addSelector(xForm, repeatSection);
            //group wrapper
            repeatContentWrapper = _wrapper.createGroupContentWrapper(repeatSection);
        }

        if (LOGGER.isDebugEnabled())
            LOGGER.debug(
                    "addGroup from owner=" + owner.getName() + " and controlType=" + controlType.getName());

        XSObjectList particles = group.getParticles();
        for (int counter = 0; counter < particles.getLength(); counter++) {
            XSParticle currentNode = (XSParticle) particles.item(counter);
            XSTerm term = currentNode.getTerm();

            if (LOGGER.isDebugEnabled())
                LOGGER.debug("   : next term = " + term.getName());

            int childMaxOccurs = currentNode.getMaxOccurs();
            if (currentNode.getMaxOccursUnbounded())
                childMaxOccurs = -1;
            int childMinOccurs = currentNode.getMinOccurs();

            if (term instanceof XSModelGroup) {

                if (LOGGER.isDebugEnabled())
                    LOGGER.debug("   term is a group");

                addGroup(xForm, modelSection, repeatContentWrapper, ((XSModelGroup) term), controlType, owner,
                        pathToRoot, childMinOccurs, childMaxOccurs, checkIfExtension);
            } else if (term instanceof XSElementDeclaration) {
                XSElementDeclaration element = (XSElementDeclaration) term;

                if (LOGGER.isDebugEnabled())
                    LOGGER.debug("   term is an element declaration: " + term.getName());

                //special case for types already added because used in an extension
                //do not add it when it comes from an extension !!!
                //-> make a copy from the existing form control
                if (checkIfExtension && this.doesElementComeFromExtension(element, controlType)) {
                    if (LOGGER.isDebugEnabled()) {
                        LOGGER.debug(
                                "This element comes from an extension: recopy form controls.\n Model Section=");
                        DOMUtil.prettyPrintDOM(modelSection);
                    }

                    //find the existing bind Id
                    //(modelSection is the enclosing bind of the element)
                    NodeList binds = modelSection.getElementsByTagNameNS(XFORMS_NS, "bind");
                    int i = 0;
                    int nb = binds.getLength();
                    String bindId = null;
                    while (i < nb && bindId == null) {
                        Element bind = (Element) binds.item(i);
                        String nodeset = bind.getAttributeNS(XFORMS_NS, "nodeset");
                        if (nodeset != null && nodeset.equals(element.getName()))
                            bindId = bind.getAttributeNS(XFORMS_NS, "id");
                        i++;
                    }

                    //find the control
                    Element control = null;
                    if (bindId != null) {
                        if (LOGGER.isDebugEnabled())
                            LOGGER.debug("bindId found: " + bindId);

                        JXPathContext context = JXPathContext.newContext(formSection.getOwnerDocument());
                        Pointer pointer = context
                                .getPointer("//*[@" + this.getXFormsNSPrefix() + "bind='" + bindId + "']");
                        if (pointer != null)
                            control = (Element) pointer.getNode();
                    }

                    //copy it
                    if (control == null) {
                        LOGGER.warn("Corresponding control not found");
                    } else {
                        Element newControl = (Element) control.cloneNode(true);
                        //set new Ids to XForm elements
                        this.resetXFormIds(newControl);

                        repeatContentWrapper.appendChild(newControl);
                    }

                } else { //add it normally
                    String elementName = getElementName(element, xForm);

                    String path = pathToRoot + "/" + elementName;

                    if (pathToRoot.equals("")) { //relative
                        path = elementName;
                    }

                    addElement(xForm, modelSection, repeatContentWrapper, element, element.getTypeDefinition(),
                            path);
                }
            } else { //XSWildcard -> ignore ?
                //LOGGER.warn("XSWildcard found in group from "+owner.getName()+" for pathToRoot="+pathToRoot);
            }
        }

        if (LOGGER.isDebugEnabled())
            LOGGER.debug("--- end of addGroup from owner=" + owner.getName());
    }
}

From source file:org.chiba.xml.base.XMLBaseResolverTest.java

/**
 * __UNDOCUMENTED__//from  w  w w. j  av  a 2 s. c o m
 *
 * @throws Exception __UNDOCUMENTED__
 */
public void testResolveXMLBase() throws Exception {
    Document doc = getXmlResource("XMLBaseResolverTest1.xml");

    JXPathContext context = JXPathContext.newContext(doc);
    Pointer p = context.getPointer("descendant::*[@xlink:href][1]");
    Node n = (Node) p.getNode();
    String s = XMLBaseResolver.resolveXMLBase(n, "new.xml");
    assertTrue(s.equals("http://example.org/today/new.xml"));

    p = context.getPointer("descendant::*[@xlink:href][2]");
    n = (Node) p.getNode();
    s = XMLBaseResolver.resolveXMLBase(n, "pick1.xml");
    assertTrue(s.equals("http://example.org/hotpicks/pick1.xml"));

    p = context.getPointer("descendant::*[@xlink:href][3]");
    n = (Node) p.getNode();
    s = XMLBaseResolver.resolveXMLBase(n, "pick2.xml");
    assertTrue(s.equals("http://example.org/hotpicks/pick2.xml"));

    p = context.getPointer("descendant::*[@xlink:href][4]");
    n = (Node) p.getNode();
    s = XMLBaseResolver.resolveXMLBase(n, "pick3.xml");
    assertTrue(s.equals("http://example.org/hotpicks/pick3.xml"));
}

From source file:org.chiba.xml.base.XMLBaseResolverTest.java

/**
 * __UNDOCUMENTED__// w ww.j av a 2 s.c o m
 *
 * @throws Exception __UNDOCUMENTED__
 */
public void testResolveXMLBaseLess() throws Exception {
    Document doc = getXmlResource("XMLBaseResolverTest2.xml");

    JXPathContext context = JXPathContext.newContext(doc);
    Pointer p = context.getPointer("descendant::*[@xlink:href][1]");
    Node n = (Node) p.getNode();
    String s = XMLBaseResolver.resolveXMLBase(n, "new.xml");
    assertTrue(s.equals("new.xml"));

    p = context.getPointer("descendant::*[@xlink:href][2]");
    n = (Node) p.getNode();
    s = XMLBaseResolver.resolveXMLBase(n, "pick1.xml");
    assertTrue(s.equals("pick1.xml"));

    p = context.getPointer("descendant::*[@xlink:href][3]");
    n = (Node) p.getNode();
    s = XMLBaseResolver.resolveXMLBase(n, "pick2.xml");
    assertTrue(s.equals("pick2.xml"));

    p = context.getPointer("descendant::*[@xlink:href][4]");
    n = (Node) p.getNode();
    s = XMLBaseResolver.resolveXMLBase(n, "pick3.xml");
    assertTrue(s.equals("pick3.xml"));
}

From source file:org.chiba.xml.util.test.XMLBaseResolverTest.java

/**
 * __UNDOCUMENTED__/*from  w  ww .  ja  v a2  s. c  om*/
 *
 * @throws Exception __UNDOCUMENTED__
 */
public void testResolveXMLBase() throws Exception {
    Document doc = getXmlResource("xmlbase1.xml");

    JXPathContext context = JXPathContext.newContext(doc);
    Pointer p = context.getPointer("descendant::*[@xlink:href][1]");
    Node n = (Node) p.getNode();
    String s = XMLBaseResolver.resolveXMLBase(n, "new.xml");
    assertTrue(s.equals("http://example.org/today/new.xml"));

    p = context.getPointer("descendant::*[@xlink:href][2]");
    n = (Node) p.getNode();
    s = XMLBaseResolver.resolveXMLBase(n, "pick1.xml");
    assertTrue(s.equals("http://example.org/hotpicks/pick1.xml"));

    p = context.getPointer("descendant::*[@xlink:href][3]");
    n = (Node) p.getNode();
    s = XMLBaseResolver.resolveXMLBase(n, "pick2.xml");
    assertTrue(s.equals("http://example.org/hotpicks/pick2.xml"));

    p = context.getPointer("descendant::*[@xlink:href][4]");
    n = (Node) p.getNode();
    s = XMLBaseResolver.resolveXMLBase(n, "pick3.xml");
    assertTrue(s.equals("http://example.org/hotpicks/pick3.xml"));
}

From source file:org.chiba.xml.util.test.XMLBaseResolverTest.java

/**
 * __UNDOCUMENTED__//from w ww .ja v a 2 s . c  o  m
 *
 * @throws Exception __UNDOCUMENTED__
 */
public void testResolveXMLBaseLess() throws Exception {
    Document doc = getXmlResource("xmlbase2.xml");

    JXPathContext context = JXPathContext.newContext(doc);
    Pointer p = context.getPointer("descendant::*[@xlink:href][1]");
    Node n = (Node) p.getNode();
    String s = XMLBaseResolver.resolveXMLBase(n, "new.xml");
    assertTrue(s.equals("new.xml"));

    p = context.getPointer("descendant::*[@xlink:href][2]");
    n = (Node) p.getNode();
    s = XMLBaseResolver.resolveXMLBase(n, "pick1.xml");
    assertTrue(s.equals("pick1.xml"));

    p = context.getPointer("descendant::*[@xlink:href][3]");
    n = (Node) p.getNode();
    s = XMLBaseResolver.resolveXMLBase(n, "pick2.xml");
    assertTrue(s.equals("pick2.xml"));

    p = context.getPointer("descendant::*[@xlink:href][4]");
    n = (Node) p.getNode();
    s = XMLBaseResolver.resolveXMLBase(n, "pick3.xml");
    assertTrue(s.equals("pick3.xml"));
}

From source file:org.chiba.xml.xforms.action.DeleteAction.java

/**
 * Performs the <code>delete</code> action.
 *
 * @return <code>true</code> if delete executed successfully, otherwise
 * <code>false</code>.//from   w w w .ja  v  a 2  s  . c  o  m
 * @throws org.chiba.xml.xforms.exception.XFormsException if an error
 * occurred during <code>delete</code> processing.
 */
public boolean perform() throws XFormsException {
    // get instance
    String instanceId = getInstanceId(getLocationPath());
    Instance instance = this.model.getInstance(instanceId);

    // get pathes
    String locationPath = stripInstanceFunction(getLocationPath());
    String instancePath = locationPath + "[round(" + this.atAttribute + ")]";

    // check for existing path
    if (instance.existsNode(instancePath)) {
        // canonicalize existing path
        JXPathContext context = instance.getInstanceContext();
        instancePath = context.getPointer(instancePath).asPath();

        // strip down to delete path and position
        String deletePath = PathUtil.stripLastPredicate(instancePath);
        String lastStep = PathUtil.lastStep(instancePath);
        int deletePosition = PathUtil.stepIndex(lastStep);

        // delete specified node and dispatch notification event
        instance.deleteNode(deletePath, deletePosition);
        this.container.dispatch(instance.getTarget(), EventFactory.DELETE,
                deletePath + "[" + deletePosition + "]");

        // update behaviour
        setDeferredRebuild(this.model.getId(), true);
        setDeferredRecalculate(this.model.getId(), true);
        setDeferredRevalidate(this.model.getId(), true);
        setDeferredRefresh(this.model.getId(), true);
    } else {
        getLogger().warn(this + " perform: node " + instancePath + " does not exist");
    }

    // always indicate success
    return true;
}

From source file:org.chiba.xml.xforms.action.InsertAction.java

/**
 * Performs the <code>insert</code> action.
 *
 * @return always <code>true</code>.
 * @throws org.chiba.xml.xforms.exception.XFormsException if an error
 * occurred during <code>insert</code> processing.
 *///from  w  w  w .  j  a v  a 2  s  .  c  o m
public boolean perform() throws XFormsException {
    // get instance data
    String instanceId = getInstanceId(getLocationPath());
    Instance instance = this.model.getInstance(instanceId);

    // get path information
    String locationPath = stripInstanceFunction(getLocationPath());
    int contextSize = instance.countNodeset(locationPath);

    // set defaults
    String insertPath = locationPath;
    int insertPosition = 1;

    // check for existing path
    if (contextSize > 0) {
        // canonicalize path
        JXPathContext context = instance.getInstanceContext();
        context.setLenient(true);
        String instancePath = context.getPointer(locationPath + "[round(" + this.atAttribute + ")]").asPath();
        context.setLenient(false);

        if (instancePath.equals("null()")) {
            // caused by NaN
            insertPath = PathUtil.stripLastPredicate(context.getPointer(locationPath).asPath());
            insertPosition = contextSize + 1;
        } else {
            // strip down to insert path and position
            insertPath = PathUtil.stripLastPredicate(instancePath);
            contextSize = instance.countNodeset(insertPath);
            String lastStep = PathUtil.lastStep(instancePath);
            insertPosition = PathUtil.stepIndex(lastStep);

            // sanity checks (see 9.3.5)
            if (insertPosition < 1) {
                insertPosition = 1;
            }
            if (insertPosition > contextSize) {
                insertPosition = contextSize;
            }

            // check position specifier
            if (this.positionAttribute.equals("after")) {
                insertPosition++;
            }
        }
    }

    // insert specified node and dispatch notification event
    instance.insertNode(insertPath, insertPosition);
    this.container.dispatch(instance.getTarget(), EventFactory.INSERT, insertPath + "[" + insertPosition + "]");

    // update behaviour
    setDeferredRebuild(this.model.getId(), true);
    setDeferredRecalculate(this.model.getId(), true);
    setDeferredRevalidate(this.model.getId(), true);
    setDeferredRefresh(this.model.getId(), true);

    // always indicate success
    return true;
}

From source file:org.chiba.xml.xforms.action.SetIndexAction.java

/**
 * Performs the <code>setindex</code> action.
 *
 * @return always <code>true</code>.
 * @throws XFormsException if an error occurred during <code>setindex</code>
 * processing./* ww  w  .  j  a v  a2s.  c  o  m*/
 */
public boolean perform() throws XFormsException {
    // lookup repeat element
    Repeat repeat = (Repeat) this.container.lookup(this.repeatAttribute);

    // todo: check wether this interpretation is correct/useful and write a test for it
    String locationPath;
    if (isRepeated()) {
        // use the enclosing repeat as context
        RepeatItem repeatItem = (RepeatItem) getContainerObject().lookup(getRepeatItemId());
        locationPath = repeatItem.getLocationPath() + "[" + this.indexAttribute + "]";
    } else {
        // use the target repeat as context
        locationPath = repeat.getLocationPath() + "[" + this.indexAttribute + "]";
    }

    // get instance
    Instance instance = repeat.getModel().getInstance(repeat.getInstanceId());
    JXPathContext context = instance.getInstanceContext();

    int index;
    if (instance.existsNode(locationPath)) {
        // compute index from position
        String instancePath = context.getPointer(locationPath).asPath();
        index = PathUtil.stepIndex(PathUtil.lastStep(instancePath));
    } else {
        // compute index w/o context
        index = ((Integer) context.getValue(this.indexAttribute, java.lang.Integer.class)).intValue();
    }

    // check boundaries
    if (index < 1) {
        repeat.setIndex(1);
        this.container.dispatch(repeat.getTarget(), EventFactory.SCROLL_FIRST, null);
    } else if (index > repeat.getContextSize()) {
        index = repeat.getContextSize();
        repeat.setIndex(index);
        this.container.dispatch(repeat.getTarget(), EventFactory.SCROLL_LAST, null);
    } else {
        // set repeat index
        repeat.setIndex(index);
    }

    // update behaviour (defined by chiba ;-)
    setDeferredRefresh(repeat.getModel().getId(), true);

    // always indicate success
    return true;
}

From source file:org.chiba.xml.xforms.action.SetValueAction.java

/**
 * Performs the <code>setvalue</code> action.
 *
 * @return <code>true</code> if setvalue executed successfully, otherwise
 * <code>false</code>.//from   w w  w  . java 2 s.c o m
 * @throws XFormsException if an error occurred during <code>setvalue</code>
 * processing.
 */
public boolean perform() throws XFormsException {
    // get location path and instance id
    String locationPath = getLocationPath();
    String instanceId = getInstanceId(locationPath);

    // get instance
    Instance instance = getModel().getInstance(instanceId);

    if (instance.existsNode(locationPath)) {
        if (this.valueAttribute != null) {
            // evaluate value expression
            JXPathContext context = instance.getInstanceContext();
            Pointer instancePointer = context.getPointer(locationPath);
            JXPathContext valueContext = context.getRelativeContext(instancePointer);
            valueContext.setFunctions(context.getFunctions());
            Object value = valueContext.getValue(this.valueAttribute);
            String newValue = value != null ? value.toString() : "null";

            if (getLogger().isDebugEnabled()) {
                getLogger().debug(this + " perform: setting evaluated value '" + newValue + "'");
            }

            // set node value
            instance.setNodeValue(locationPath, newValue);
        } else {
            if (getLogger().isDebugEnabled()) {
                getLogger().debug(this + " perform: setting literal value '" + this.nodeValue + "'");
            }

            // set node value
            instance.setNodeValue(locationPath, this.nodeValue);
        }

        // update behaviour
        setDeferredRecalculate(this.model.getId(), true);
        setDeferredRevalidate(this.model.getId(), true);
        setDeferredRefresh(this.model.getId(), true);

        // indicate success
        return true;
    }
    // todo: error handling ?
    getLogger().warn(this + " perform: nodeset " + getLocationPath() + " does not exist");

    // indicate failure
    return false;
}