Examples with XObject org.apache.xpath.objects.XObject used on opensource projects

Example 66 with XObject

use of org.apache.xpath.objects.XObject in project j2objc by google.

the class ElemVariable method getValue.

/**
   * Get the XObject representation of the variable.
   *
   * @param transformer non-null reference to the the current transform-time state.
   * @param sourceNode non-null reference to the <a href="http://www.w3.org/TR/xslt#dt-current-node">current source node</a>.
   *
   * @return the XObject representation of the variable.
   *
   * @throws TransformerException
   */
public XObject getValue(TransformerImpl transformer, int sourceNode) throws TransformerException {
    XObject var;
    XPathContext xctxt = transformer.getXPathContext();
    xctxt.pushCurrentNode(sourceNode);
    try {
        if (null != m_selectPattern) {
            var = m_selectPattern.execute(xctxt, sourceNode, this);
            var.allowDetachToRelease(false);
        } else if (null == getFirstChildElem()) {
            var = XString.EMPTYSTRING;
        } else {
            // Use result tree fragment.
            // Global variables may be deferred (see XUnresolvedVariable) and hence
            // need to be assigned to a different set of DTMs than local variables
            // so they aren't popped off the stack on return from a template.
            int df;
            ////// problem in parameters. Needs more study.
            try {
                //////////xctxt.getVarStack().link(0);
                if (// Global variable
                m_parentNode instanceof Stylesheet)
                    df = transformer.transformToGlobalRTF(this);
                else
                    df = transformer.transformToRTF(this);
            } finally {
            //////////////xctxt.getVarStack().unlink(); 
            }
            var = new XRTreeFrag(df, xctxt, this);
        }
    } finally {
        xctxt.popCurrentNode();
    }
    return var;
}

Example 67 with XObject

use of org.apache.xpath.objects.XObject in project j2objc by google.

the class ElemWithParam method getValue.

/**
   * Get the XObject representation of the variable.
   *
   * @param transformer non-null reference to the the current transform-time state.
   * @param sourceNode non-null reference to the <a href="http://www.w3.org/TR/xslt#dt-current-node">current source node</a>.
   *
   * @return the XObject representation of the variable.
   *
   * @throws TransformerException
   */
public XObject getValue(TransformerImpl transformer, int sourceNode) throws TransformerException {
    XObject var;
    XPathContext xctxt = transformer.getXPathContext();
    xctxt.pushCurrentNode(sourceNode);
    try {
        if (null != m_selectPattern) {
            var = m_selectPattern.execute(xctxt, sourceNode, this);
            var.allowDetachToRelease(false);
        } else if (null == getFirstChildElem()) {
            var = XString.EMPTYSTRING;
        } else {
            // Use result tree fragment
            int df = transformer.transformToRTF(this);
            var = new XRTreeFrag(df, xctxt, this);
        }
    } finally {
        xctxt.popCurrentNode();
    }
    return var;
}

Example 68 with XObject

use of org.apache.xpath.objects.XObject in project j2objc by google.

the class FuncFormatNumb method execute.

/**
   * Execute the function.  The function must return
   * a valid object.
   * @param xctxt The current execution context.
   * @return A valid XObject.
   *
   * @throws javax.xml.transform.TransformerException
   */
public XObject execute(XPathContext xctxt) throws javax.xml.transform.TransformerException {
    // A bit of an ugly hack to get our context.
    ElemTemplateElement templElem = (ElemTemplateElement) xctxt.getNamespaceContext();
    StylesheetRoot ss = templElem.getStylesheetRoot();
    java.text.DecimalFormat formatter = null;
    java.text.DecimalFormatSymbols dfs = null;
    double num = getArg0().execute(xctxt).num();
    String patternStr = getArg1().execute(xctxt).str();
    // TODO: what should be the behavior here??
    if (patternStr.indexOf(0x00A4) > 0)
        // currency sign not allowed
        ss.error(XSLTErrorResources.ER_CURRENCY_SIGN_ILLEGAL);
    // decimal-format declared in the stylesheet!(xsl:decimal-format
    try {
        Expression arg2Expr = getArg2();
        if (null != arg2Expr) {
            String dfName = arg2Expr.execute(xctxt).str();
            QName qname = new QName(dfName, xctxt.getNamespaceContext());
            dfs = ss.getDecimalFormatComposed(qname);
            if (null == dfs) {
                warn(xctxt, XSLTErrorResources.WG_NO_DECIMALFORMAT_DECLARATION, //"not found!!!
                new Object[] { dfName });
            //formatter = new java.text.DecimalFormat(patternStr);
            } else {
                //formatter = new java.text.DecimalFormat(patternStr, dfs);
                formatter = new java.text.DecimalFormat();
                formatter.setDecimalFormatSymbols(dfs);
                formatter.applyLocalizedPattern(patternStr);
            }
        }
        //else
        if (null == formatter) {
            // look for a possible default decimal-format
            dfs = ss.getDecimalFormatComposed(new QName(""));
            if (dfs != null) {
                formatter = new java.text.DecimalFormat();
                formatter.setDecimalFormatSymbols(dfs);
                formatter.applyLocalizedPattern(patternStr);
            } else {
                dfs = new java.text.DecimalFormatSymbols(java.util.Locale.US);
                dfs.setInfinity(Constants.ATTRVAL_INFINITY);
                dfs.setNaN(Constants.ATTRVAL_NAN);
                formatter = new java.text.DecimalFormat();
                formatter.setDecimalFormatSymbols(dfs);
                if (null != patternStr)
                    formatter.applyLocalizedPattern(patternStr);
            }
        }
        return new XString(formatter.format(num));
    } catch (Exception iae) {
        templElem.error(XSLTErrorResources.ER_MALFORMED_FORMAT_STRING, new Object[] { patternStr });
        return XString.EMPTYSTRING;
    //throw new XSLProcessorException(iae);
    }
}

Example 69 with XObject

use of org.apache.xpath.objects.XObject in project j2objc by google.

the class FuncKey method execute.

/**
   * Execute the function.  The function must return
   * a valid object.
   * @param xctxt The current execution context.
   * @return A valid XObject.
   *
   * @throws javax.xml.transform.TransformerException
   */
public XObject execute(XPathContext xctxt) throws javax.xml.transform.TransformerException {
    // TransformerImpl transformer = (TransformerImpl)xctxt;
    TransformerImpl transformer = (TransformerImpl) xctxt.getOwnerObject();
    XNodeSet nodes = null;
    int context = xctxt.getCurrentNode();
    DTM dtm = xctxt.getDTM(context);
    int docContext = dtm.getDocumentRoot(context);
    if (DTM.NULL == docContext) {
    // path.error(context, XPATHErrorResources.ER_CONTEXT_HAS_NO_OWNERDOC); //"context does not have an owner document!");
    }
    String xkeyname = getArg0().execute(xctxt).str();
    QName keyname = new QName(xkeyname, xctxt.getNamespaceContext());
    XObject arg = getArg1().execute(xctxt);
    boolean argIsNodeSetDTM = (XObject.CLASS_NODESET == arg.getType());
    KeyManager kmgr = transformer.getKeyManager();
    // Don't bother with nodeset logic if the thing is only one node.
    if (argIsNodeSetDTM) {
        XNodeSet ns = (XNodeSet) arg;
        ns.setShouldCacheNodes(true);
        int len = ns.getLength();
        if (len <= 1)
            argIsNodeSetDTM = false;
    }
    if (argIsNodeSetDTM) {
        Hashtable usedrefs = null;
        DTMIterator ni = arg.iter();
        int pos;
        UnionPathIterator upi = new UnionPathIterator();
        upi.exprSetParent(this);
        while (DTM.NULL != (pos = ni.nextNode())) {
            dtm = xctxt.getDTM(pos);
            XMLString ref = dtm.getStringValue(pos);
            if (null == ref)
                continue;
            if (null == usedrefs)
                usedrefs = new Hashtable();
            if (usedrefs.get(ref) != null) {
                // We already have 'em.
                continue;
            } else {
                // ISTRUE being used as a dummy value.
                usedrefs.put(ref, ISTRUE);
            }
            XNodeSet nl = kmgr.getNodeSetDTMByKey(xctxt, docContext, keyname, ref, xctxt.getNamespaceContext());
            nl.setRoot(xctxt.getCurrentNode(), xctxt);
            //        try
            //        {
            upi.addIterator(nl);
        //        }
        //        catch(CloneNotSupportedException cnse)
        //        {
        //          // will never happen.
        //        }
        //mnodeset.addNodesInDocOrder(nl, xctxt); needed??
        }
        int current = xctxt.getCurrentNode();
        upi.setRoot(current, xctxt);
        nodes = new XNodeSet(upi);
    } else {
        XMLString ref = arg.xstr();
        nodes = kmgr.getNodeSetDTMByKey(xctxt, docContext, keyname, ref, xctxt.getNamespaceContext());
        nodes.setRoot(xctxt.getCurrentNode(), xctxt);
    }
    return nodes;
}

Example 70 with XObject

use of org.apache.xpath.objects.XObject in project j2objc by google.

the class XUnresolvedVariable method execute.

/**
   * For support of literal objects in xpaths.
   *
   * @param xctxt The XPath execution context.
   *
   * @return This object.
   *
   * @throws javax.xml.transform.TransformerException
   */
public XObject execute(XPathContext xctxt) throws javax.xml.transform.TransformerException {
    if (!m_doneEval) {
        this.m_transformer.getMsgMgr().error(xctxt.getSAXLocator(), XSLTErrorResources.ER_REFERENCING_ITSELF, new Object[] { ((ElemVariable) this.object()).getName().getLocalName() });
    }
    VariableStack vars = xctxt.getVarStack();
    // These three statements need to be combined into one operation.
    int currentFrame = vars.getStackFrame();
    //// vars.setStackFrame(m_varStackPos);
    ElemVariable velem = (ElemVariable) m_obj;
    try {
        m_doneEval = false;
        if (-1 != velem.m_frameSize)
            vars.link(velem.m_frameSize);
        XObject var = velem.getValue(m_transformer, m_context);
        m_doneEval = true;
        return var;
    } finally {
        if (-1 != velem.m_frameSize)
            vars.unlink(currentFrame);
    }
}