Example usage for org.apache.commons.jxpath ExpressionContext getContextNodePointer

Introduction

In this page you can find the example usage for org.apache.commons.jxpath ExpressionContext getContextNodePointer.

Prototype

Pointer getContextNodePointer();

Source Link

Document

Get the current context node.

Usage

From source file:org.chiba.xml.xforms.xpath.ChibaExtensionFunctions.java

/**
 * Returns the calculation result of an external calculator.
 *
 * @param expressionContext the expression context.
 * @param uri the calculator uri.//w w  w.  j av  a2s . c  o m
 * @return the calculation result of an external calculator.
 * @throws XFormsException if any error occurred during the calculation.
 * @deprecated use custom extension functions instead
 */
public static String calculate(ExpressionContext expressionContext, String uri) throws XFormsException {
    JXPathContext context = expressionContext.getJXPathContext();

    while (context != null) {
        Object contextBean = context.getContextBean();

        if (contextBean instanceof XFormsElement) {
            // get hook from jxpath to chiba
            XFormsElement xFormsElement = (XFormsElement) contextBean;
            Container container = xFormsElement.getModel().getContainer();
            Element contextElement = xFormsElement.getElement();
            Node instanceNode = (Node) expressionContext.getContextNodePointer().getNode();

            ModelItemCalculator calculator = container.getConnectorFactory().createModelItemCalculator(uri,
                    contextElement);
            return calculator.calculate(instanceNode);
        }

        context = context.getParentContext();
    }

    throw new XFormsException("invalid expression context when evaluating calculate('" + uri + "')");
}

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From source file:org.chiba.xml.xforms.xpath.ChibaExtensionFunctions.java

/**
 * Returns the validation result of an external validator.
 *
 * @param expressionContext the expression context.
 * @param uri the calculator uri.//  w w w.  ja  va 2s  . com
 * @return the validation result of an external validator.
 * @throws XFormsException if any error occurred during the validation.
 * @deprecated use custom extension functions instead
 */
public static boolean validate(ExpressionContext expressionContext, String uri) throws XFormsException {
    JXPathContext context = expressionContext.getJXPathContext();

    while (context != null) {
        Object contextBean = context.getContextBean();

        if (contextBean instanceof XFormsElement) {
            // get hook from jxpath to chiba
            XFormsElement xFormsElement = (XFormsElement) contextBean;
            Container container = xFormsElement.getModel().getContainer();
            Element contextElement = xFormsElement.getElement();
            Node instanceNode = (Node) expressionContext.getContextNodePointer().getNode();

            ModelItemValidator validator = container.getConnectorFactory().createModelItemValidator(uri,
                    contextElement);
            return validator.validate(instanceNode);
        }

        context = context.getParentContext();
    }

    throw new XFormsException("invalid expression context when evaluating validate('" + uri + "')");
}

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From source file:org.nasdanika.cdo.xpath.EMFFunctions.java

/**
 * Expression context method.// w  w w .j  ava2s . com
 * @param expressionContext
 * @return
 */
public static String eClassName(ExpressionContext expressionContext) {
    Pointer cnp = expressionContext.getContextNodePointer();
    if (cnp != null) {
        Object node = cnp.getNode();
        if (node instanceof EObject) {
            return ((EObject) node).eClass().getName();
        }
    }

    return null;
}

---

From source file:org.nasdanika.cdo.xpath.EMFFunctions.java

/**
 * Expression context method.//from w  w  w  . j  a va  2  s  .com
 * @param expressionContext
 * @return
 */
public static String ePackageNsURI(ExpressionContext expressionContext) {
    Pointer cnp = expressionContext.getContextNodePointer();
    if (cnp != null) {
        Object node = cnp.getNode();
        if (node instanceof EObject) {
            return ((EObject) node).eClass().getEPackage().getNsURI();
        }
    }

    return null;
}

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From source file:org.openvpms.archetype.function.list.ListFunctions.java

/**
 * Convenience function to sort and concatenate the object names of the specified node, separated by commas.
 *
 * @param context the expression context. Must refer to an {@link IMObject}.
 * @param node    the collection node name
 * @return the concatenated names, or {@code null} if the context doesn't refer to an {@link IMObject}
 *///www  .j a  v  a  2 s  . c o  m
public String sortNamesOf(ExpressionContext context, String node) {
    Pointer pointer = context.getContextNodePointer();
    Object value = pointer.getValue();
    if (value instanceof IMObject) {
        IMObjectBean bean = new IMObjectBean((IMObject) value, service);
        return sortNames(bean.getValues(node, IMObject.class));
    }
    return null;
}

---

From source file:org.openvpms.archetype.function.party.PartyFunctions.java

/**
 * Returns the full name for the passed party.
 *
 * @param context the expression context. Expected to reference a patient
 *                party or an act.//w w w .j av  a2 s. c  o  m
 * @return the parties full name.
 */
public String getPartyFullName(ExpressionContext context) {
    Pointer pointer = context.getContextNodePointer();
    Object value = pointer.getValue();
    if (value instanceof Party) {
        return getPartyFullName((Party) value);
    } else if (value instanceof Act) {
        return getPartyFullName((Act) value);
    }
    return null;
}

---

From source file:org.openvpms.archetype.function.party.PartyFunctions.java

/**
 * Returns the current owner party for the passed party.
 *
 * @param context the expression context. Expected to reference a patient party or act containing an
 *                <em>participation.patient</em>
 * @return the patients current owner Party. May be {@code null}
 *///www.  j a va  2 s .  c o m
public Party getPatientOwner(ExpressionContext context) {
    Pointer pointer = context.getContextNodePointer();
    Object value = pointer.getValue();
    if (value instanceof Party) {
        return getPatientOwner((Party) value);
    } else if (value instanceof Act) {
        return getPatientOwner((Act) value);
    }
    return null;
}

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From source file:org.openvpms.archetype.function.party.PartyFunctions.java

/**
 * Returns a formatted list of preferred contacts for a party.
 *
 * @param context the expression context. Expected to reference a party.
 * @return a formatted list of contacts. May be {@code null}
 *//*  ww  w. j  a  v a2 s .c  om*/
public String getPreferredContacts(ExpressionContext context) {
    Pointer pointer = context.getContextNodePointer();
    if (pointer == null || !(pointer.getValue() instanceof Party)) {
        return null;
    }

    return getPreferredContacts((Party) pointer.getValue());
}

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From source file:org.openvpms.archetype.function.party.PartyFunctions.java

/**
 * Returns a formatted billing address for a party.
 *
 * @param context the expression context. Expected to reference a party or
 *                act/*  ww  w. ja  va  2  s .com*/
 * @return a formatted billing address, or {@code null}
 */

public String getBillingAddress(ExpressionContext context) {
    Pointer pointer = context.getContextNodePointer();
    Object value = pointer.getValue();
    if (value instanceof Party) {
        return getBillingAddress((Party) value);

    } else if (value instanceof Act) {
        return getBillingAddress((Act) value);
    }
    return null;
}

---

From source file:org.openvpms.archetype.function.party.PartyFunctions.java

/**
 * Returns a formatted billing address for a party.
 *
 * @param context the expression context. Expected to reference a party or act
 * @return a formatted billing address, or {@code null}
 *//*  w ww.  j ava  2s  .com*/
public String getCorrespondenceAddress(ExpressionContext context) {
    Pointer pointer = context.getContextNodePointer();
    Object value = pointer.getValue();
    if (value instanceof Party) {
        return getCorrespondenceAddress((Party) value);
    } else if (value instanceof Act) {
        return getCorrespondenceAddress((Act) value);
    }
    return null;
}

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