| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 1999-2001 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/>. |
| */ |
| // Class header file. |
| #include "XResultTreeFrag.hpp" |
| |
| |
| |
| #include <XalanDOM/XalanNodeList.hpp> |
| #include <XalanDOM/XalanText.hpp> |
| |
| |
| |
| #include <PlatformSupport/DOMStringHelper.hpp> |
| #include <PlatformSupport/DoubleSupport.hpp> |
| |
| |
| |
| #include <DOMSupport/DOMServices.hpp> |
| |
| |
| |
| #include <XPath/NodeRefListBase.hpp> |
| #include <XPath/ResultTreeFragBase.hpp> |
| #include <XPath/XObjectTypeCallback.hpp> |
| |
| |
| |
| #include <XSLT/StylesheetExecutionContext.hpp> |
| |
| |
| |
| XResultTreeFrag::XResultTreeFrag(ResultTreeFragBase& value) : |
| XObject(eTypeResultTreeFrag), |
| m_value(&value), |
| m_executionContext(0), |
| m_cachedStringValue(), |
| m_cachedNumberValue(0.0) |
| { |
| } |
| |
| |
| |
| XResultTreeFrag::XResultTreeFrag( |
| const XResultTreeFrag& source, |
| bool /* deepClone */) : |
| XObject(source), |
| m_value(source.m_value), |
| m_executionContext(0), |
| m_cachedStringValue(source.m_cachedStringValue), |
| m_cachedNumberValue(source.m_cachedNumberValue) |
| { |
| assert(m_value != 0); |
| } |
| |
| |
| |
| XResultTreeFrag::~XResultTreeFrag() |
| { |
| } |
| |
| |
| |
| #if defined(XALAN_NO_COVARIANT_RETURN_TYPE) |
| XObject* |
| #else |
| XResultTreeFrag* |
| #endif |
| XResultTreeFrag::clone(void* theAddress) const |
| { |
| return theAddress == 0 ? new XResultTreeFrag(*this) : new (theAddress) XResultTreeFrag(*this); |
| } |
| |
| |
| |
| XalanDOMString |
| XResultTreeFrag::getTypeString() const |
| { |
| return StaticStringToDOMString(XALAN_STATIC_UCODE_STRING("#RESULT_TREE_FRAG")); |
| } |
| |
| |
| |
| double |
| XResultTreeFrag::num() const |
| { |
| if (m_cachedNumberValue == 0.0) |
| { |
| #if defined(XALAN_NO_MUTABLE) |
| ((XResultTreeFrag*)this)->m_cachedNumberValue = DoubleSupport::toDouble(str()); |
| #else |
| m_cachedNumberValue = DoubleSupport::toDouble(str()); |
| #endif |
| } |
| |
| return m_cachedNumberValue; |
| } |
| |
| |
| |
| bool |
| XResultTreeFrag::boolean() const |
| { |
| // Result tree fragments always evaluate to true. |
| return true; |
| } |
| |
| |
| |
| const XalanDOMString& |
| XResultTreeFrag::str() const |
| { |
| if (isEmpty(m_cachedStringValue) == true) |
| { |
| #if defined(XALAN_NO_MUTABLE) |
| DOMServices::getNodeData(*m_value, ((XResultTreeFrag*)this)->m_cachedStringValue); |
| #else |
| DOMServices::getNodeData(*m_value, m_cachedStringValue); |
| #endif |
| } |
| |
| return m_cachedStringValue; |
| } |
| |
| |
| |
| void |
| XResultTreeFrag::str( |
| FormatterListener& formatterListener, |
| MemberFunctionPtr function) const |
| { |
| if (isEmpty(m_cachedStringValue) == false) |
| { |
| assert(length(m_cachedStringValue) == FormatterListener::size_type(length(m_cachedStringValue))); |
| |
| (formatterListener.*function)(c_wstr(m_cachedStringValue), FormatterListener::size_type(length(m_cachedStringValue))); |
| } |
| else |
| { |
| DOMServices::getNodeData(*m_value, formatterListener, function); |
| } |
| } |
| |
| |
| |
| void |
| XResultTreeFrag::str(XalanDOMString& theBuffer) const |
| { |
| if (isEmpty(m_cachedStringValue) == false) |
| { |
| append(theBuffer, m_cachedStringValue); |
| } |
| else |
| { |
| DOMServices::getNodeData(*m_value, theBuffer); |
| } |
| } |
| |
| |
| |
| const ResultTreeFragBase& |
| XResultTreeFrag::rtree() const |
| { |
| assert(m_value != 0); |
| |
| return *m_value; |
| } |
| |
| |
| |
| const NodeRefListBase& |
| XResultTreeFrag::nodeset() const |
| { |
| return ParentType::nodeset(); |
| } |
| |
| |
| |
| void |
| XResultTreeFrag::ProcessXObjectTypeCallback(XObjectTypeCallback& theCallbackObject) |
| { |
| theCallbackObject.ResultTreeFragment(*this, |
| rtree()); |
| } |
| |
| |
| |
| void |
| XResultTreeFrag::ProcessXObjectTypeCallback(XObjectTypeCallback& theCallbackObject) const |
| { |
| theCallbackObject.ResultTreeFragment(*this, |
| rtree()); |
| } |
| |
| |
| |
| XalanNode* |
| XResultTreeFrag::item(unsigned int index) const |
| { |
| assert(m_value != 0); |
| |
| return index == 0 ? m_value->getNodesetRoot() : 0; |
| } |
| |
| |
| |
| unsigned int |
| XResultTreeFrag::getLength() const |
| { |
| return 1; |
| } |
| |
| |
| |
| unsigned int |
| XResultTreeFrag::indexOf(const XalanNode* theNode) const |
| { |
| return theNode == m_value->getNodesetRoot() ? 0 : NodeRefListBase::npos; |
| } |
| |
| |
| |
| XResultTreeFrag::NodeRefListBaseProxy::NodeRefListBaseProxy(const XResultTreeFrag& theXResultTreeFrag) : |
| NodeRefListBase(), |
| m_xresultTreeFrag(theXResultTreeFrag) |
| { |
| } |
| |
| |
| |
| XResultTreeFrag::NodeRefListBaseProxy::~NodeRefListBaseProxy() |
| { |
| } |
| |
| |
| |
| XalanNode* |
| XResultTreeFrag::NodeRefListBaseProxy::item(size_type index) const |
| { |
| return m_xresultTreeFrag.item(index); |
| } |
| |
| |
| |
| XResultTreeFrag::NodeRefListBaseProxy::size_type |
| XResultTreeFrag::NodeRefListBaseProxy::getLength() const |
| { |
| return m_xresultTreeFrag.getLength(); |
| } |
| |
| |
| |
| XResultTreeFrag::NodeRefListBaseProxy::size_type |
| XResultTreeFrag::NodeRefListBaseProxy::indexOf(const XalanNode* theNode) const |
| { |
| return m_xresultTreeFrag.indexOf(theNode); |
| } |
| |
| |
| |
| ResultTreeFragBase* |
| XResultTreeFrag::release() |
| { |
| clear(m_cachedStringValue); |
| |
| m_cachedNumberValue = 0.0; |
| |
| ResultTreeFragBase* const temp = m_value; |
| |
| m_value = 0; |
| |
| return temp; |
| } |
| |
| |
| |
| void |
| XResultTreeFrag::set(ResultTreeFragBase* theValue) |
| { |
| release(); |
| |
| m_value = theValue; |
| } |
| |
| |
| |
| void |
| XResultTreeFrag::dereferenced() |
| { |
| if (m_executionContext != 0) |
| { |
| // We're dead after we call this... |
| m_executionContext->returnXResultTreeFrag(this); |
| } |
| else |
| { |
| delete m_value; |
| |
| delete this; |
| } |
| } |