00001 /* 00002 * Copyright 1999-2004 The Apache Software Foundation. 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 #if !defined(XSTRINGBASE_HEADER_GUARD_1357924680) 00017 #define XSTRINGBASE_HEADER_GUARD_1357924680 00018 00019 00020 00021 // Base header file. Must be first. 00022 #include <xalanc/XPath/XPathDefinitions.hpp> 00023 00024 00025 00026 // Base class header file. 00027 #include <xalanc/XPath/XObject.hpp> 00028 #include <xalanc/XPath/XObjectResultTreeFragProxy.hpp> 00029 00030 00031 00032 XALAN_CPP_NAMESPACE_BEGIN 00033 00034 00035 00036 class XPathEnvSupport; 00037 00038 00039 00040 class XALAN_XPATH_EXPORT XStringBase : public XObject 00041 { 00042 public: 00043 00044 typedef XObject ParentType; 00045 00050 XStringBase(MemoryManagerType& theManager); 00051 00052 XStringBase(const XStringBase& source, 00053 MemoryManagerType& theManager); 00054 00055 MemoryManagerType& 00056 getMemoryManager()const 00057 { 00058 return m_resultTreeFrag.getMemoryManager(); 00059 } 00060 00061 virtual 00062 ~XStringBase(); 00063 00064 00065 // These methods are inherited from XObject ... 00066 00067 virtual const XalanDOMString& 00068 getTypeString() const; 00069 00070 virtual double 00071 num() const; 00072 00073 virtual bool 00074 boolean() const; 00075 00076 #if !defined(XALAN_NO_USING_DECLARATION) 00077 using ParentType::str; 00078 #endif 00079 00080 virtual const XalanDOMString& 00081 str() const = 0; 00082 00083 virtual void 00084 str( 00085 FormatterListener& formatterListener, 00086 MemberFunctionPtr function) const = 0; 00087 00088 virtual double 00089 stringLength() const = 0; 00090 00091 virtual const XalanDocumentFragment& 00092 rtree() const; 00093 00094 virtual void 00095 ProcessXObjectTypeCallback(XObjectTypeCallback& theCallbackObject); 00096 00097 virtual void 00098 ProcessXObjectTypeCallback(XObjectTypeCallback& theCallbackObject) const; 00099 00100 private: 00101 // Not implemented 00102 XStringBase(const XStringBase& source); 00103 XStringBase(); 00104 00105 mutable double m_cachedNumberValue; 00106 00107 mutable XObjectResultTreeFragProxy m_resultTreeFrag; 00108 }; 00109 00110 00111 00112 XALAN_CPP_NAMESPACE_END 00113 00114 00115 00116 #endif // XSTRINGBASE_HEADER_GUARD_1357924680
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