| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 1999 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Xalan" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation and was |
| * originally based on software copyright (c) 1999, International |
| * Business Machines, Inc., http://www.ibm.com. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| #include "ElemChoose.hpp" |
| |
| |
| |
| #include <sax/AttributeList.hpp> |
| #include <sax/SAXException.hpp> |
| |
| |
| |
| #include <XPath/XObjectFactory.hpp> |
| #include <XPath/XPath.hpp> |
| |
| |
| |
| #include "Constants.hpp" |
| #include "ElemWhen.hpp" |
| #include "SelectionEvent.hpp" |
| #include "Stylesheet.hpp" |
| #include "StylesheetConstructionContext.hpp" |
| #include "StylesheetExecutionContext.hpp" |
| #include "StylesheetRoot.hpp" |
| |
| |
| |
| ElemChoose::ElemChoose( |
| StylesheetConstructionContext& constructionContext, |
| Stylesheet& stylesheetTree, |
| const AttributeList& atts, |
| int lineNumber, |
| int columnNumber) : |
| ElemTemplateElement(constructionContext, |
| stylesheetTree, |
| lineNumber, |
| columnNumber, |
| Constants::ELEMNAME_CHOOSE) |
| { |
| const unsigned int nAttrs = atts.getLength(); |
| |
| for(unsigned int i = 0; i < nAttrs; i++) |
| { |
| const XalanDOMChar* const aname = atts.getName(i); |
| |
| if(isAttrOK(aname, atts, i, constructionContext) == false || |
| processSpaceAttr(aname, atts, i, constructionContext)) |
| { |
| constructionContext.error( |
| "xsl:choose has an illegal attribute", |
| 0, |
| this); |
| } |
| } |
| } |
| |
| |
| |
| const XalanDOMString& |
| ElemChoose::getElementName() const |
| { |
| return Constants::ELEMNAME_CHOOSE_WITH_PREFIX_STRING; |
| } |
| |
| |
| |
| void |
| ElemChoose::execute(StylesheetExecutionContext& executionContext) const |
| { |
| ElemTemplateElement::execute(executionContext); |
| |
| XalanNode* sourceNode = executionContext.getCurrentNode(); |
| |
| for (const ElemTemplateElement* node = getFirstChildElem(); |
| node != 0; |
| node = node->getNextSiblingElem()) |
| { |
| const int type = node->getXSLToken(); |
| |
| if(Constants::ELEMNAME_WHEN == type) |
| { |
| const ElemWhen* when = |
| #if defined(XALAN_OLD_STYLE_CASTS) |
| (const ElemWhen*)node; |
| #else |
| static_cast<const ElemWhen*>(node); |
| #endif |
| |
| const XPath* const theXPath = when->getXPath(); |
| assert(theXPath != 0); |
| |
| const XObjectPtr test(theXPath->execute(sourceNode, *this, executionContext)); |
| assert(test.null() == false); |
| |
| if(0 != executionContext.getTraceListeners()) |
| { |
| executionContext.fireSelectEvent( |
| SelectionEvent(executionContext, |
| sourceNode, |
| *when, |
| Constants::ATTRNAME_TEST, |
| *theXPath, |
| test)); |
| } |
| |
| if(test->boolean() == true) |
| { |
| node->executeChildren(executionContext); |
| |
| break; |
| } |
| } |
| else |
| { |
| // xsl:otherwise |
| node->executeChildren(executionContext); |
| } |
| } |
| } |
| |
| |
| |
| bool |
| ElemChoose::childTypeAllowed(int xslToken) const |
| { |
| bool fResult = false; |
| |
| switch(xslToken) |
| { |
| // char-instructions |
| case Constants::ELEMNAME_WHEN: |
| case Constants::ELEMNAME_OTHERWISE: |
| fResult = true; |
| break; |
| |
| default: |
| break; |
| } |
| |
| return fResult; |
| } |