| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #if !defined(XTOKEN_HEADER_GUARD_1357924680) |
| #define XTOKEN_HEADER_GUARD_1357924680 |
| |
| |
| |
| // Base header file. Must be first. |
| #include <xalanc/XPath/XPathDefinitions.hpp> |
| |
| |
| |
| // Base class... |
| #include <xalanc/XPath/XObject.hpp> |
| |
| |
| |
| #include <xalanc/XalanDOM/XalanDOMString.hpp> |
| |
| |
| |
| namespace XALAN_CPP_NAMESPACE { |
| |
| |
| |
| class XALAN_XPATH_EXPORT XToken : public XObject |
| { |
| public: |
| |
| /** |
| * Create an XToken. |
| * |
| * @param theMemoryManager The MemoryManager instance. |
| */ |
| XToken(MemoryManager& theMemoryManager); |
| |
| /** |
| * Create an XToken for string in the token queue. |
| * |
| * @param theString The string data for the token. The instance will keep a point to this string, so it must be persistent. |
| * @param theNumber The numeric data for the token. This must be consistent with the lexical value in theString. |
| * @param theMemoryManager The MemoryManager instance. |
| */ |
| XToken( |
| const XalanDOMString& theString, |
| double theNumber, |
| MemoryManager& theMemoryManager); |
| |
| /** |
| * Create an XToken for number in the token queue. |
| * |
| * @param theNumber The numeric data for the token. This must be consistent with the lexical value in theString. |
| * @param theString The string data for the token. The instance will keep a point to this string, so it must be persistent. |
| * @param theMemoryManager The MemoryManager instance. |
| */ |
| XToken( |
| double theNumber, |
| const XalanDOMString& theString, |
| MemoryManager& theMemoryManager); |
| |
| /** |
| * Create an XToken from another one. |
| * |
| * In most cases, the following copy constructor, |
| * which accepts an explicit MemoryManager instance, |
| * is recommended. |
| * |
| * @param theSource The source XToken instance. |
| */ |
| XToken(const XToken& theSource); |
| |
| /** |
| * Create an XToken from another one. |
| * |
| * @param theSource The source XToken instance. |
| * @param theMemoryManager The MemoryManager instance. |
| */ |
| XToken( |
| const XToken& theSource, |
| MemoryManager& theMemoryManager); |
| |
| virtual |
| ~XToken(); |
| |
| virtual const XalanDOMString& |
| getTypeString() const; |
| |
| virtual double |
| num(XPathExecutionContext& executionContext) const; |
| |
| virtual bool |
| boolean(XPathExecutionContext& executionContext) const; |
| |
| virtual const XalanDOMString& |
| str(XPathExecutionContext& executionContext) const; |
| |
| virtual const XalanDOMString& |
| str() const; |
| |
| virtual void |
| str( |
| XPathExecutionContext& executionContext, |
| FormatterListener& formatterListener, |
| MemberFunctionPtr function) const; |
| |
| virtual void |
| str( |
| FormatterListener& formatterListener, |
| MemberFunctionPtr function) const; |
| |
| virtual void |
| str( |
| XPathExecutionContext& executionContext, |
| XalanDOMString& theBuffer) const; |
| |
| virtual void |
| str(XalanDOMString& theBuffer) const; |
| |
| virtual double |
| stringLength(XPathExecutionContext& executionContext) const; |
| |
| virtual void |
| ProcessXObjectTypeCallback(XObjectTypeCallback& theCallbackObject); |
| |
| virtual void |
| ProcessXObjectTypeCallback(XObjectTypeCallback& theCallbackObject) const; |
| |
| XToken& |
| operator=(const XToken& theRHS) |
| { |
| m_stringValue = theRHS.m_stringValue; |
| |
| m_numberValue = theRHS.m_numberValue; |
| |
| return *this; |
| } |
| |
| bool |
| boolean() const |
| { |
| assert(m_stringValue != 0); |
| |
| return m_isString == true ? XObject::boolean(*m_stringValue) : XObject::boolean(m_numberValue); |
| } |
| |
| double |
| num() const |
| { |
| assert(m_stringValue != 0); |
| |
| return m_numberValue; |
| } |
| |
| double |
| stringLength() const |
| { |
| assert(m_stringValue != 0); |
| |
| return static_cast<double>(m_stringValue->length()); |
| } |
| |
| /** |
| * Set the instance as a string in the token queue. |
| * |
| * @param theString The string data for the token. XToken will keep a point to this string, so it must be persistent. |
| * @param theNumber The numeric data for the token. This must be consistent with the lexical value in theString. |
| */ |
| void |
| set( |
| const XalanDOMString& theString, |
| double theNumber); |
| |
| /** |
| * Set the instance as a number in the token queue. |
| * |
| * @param theNumber The numeric data for the token. This must be consistent with the lexical value in theString. |
| * @param theString The string data for the token. XToken will keep a point to this string, so it must be persistent. |
| */ |
| void |
| set( |
| double theNumber, |
| const XalanDOMString& theString); |
| |
| protected: |
| |
| virtual void |
| referenced(); |
| |
| virtual void |
| dereferenced(); |
| |
| private: |
| |
| // Not defined... |
| bool |
| operator==(const XToken&) const; |
| |
| // Data members... |
| const XalanDOMString* m_stringValue; |
| |
| double m_numberValue; |
| |
| bool m_isString; |
| }; |
| |
| |
| |
| XALAN_USES_MEMORY_MANAGER(XToken) |
| |
| |
| |
| } |
| |
| |
| |
| #endif // XTOKEN_HEADER_GUARD_1357924680 |