dbertoni 2002/10/30 23:09:04
Modified: c/src/Include STLHelper.hpp
Log:
New functors.
Revision Changes Path
1.6 +101 -0 xml-xalan/c/src/Include/STLHelper.hpp
Index: STLHelper.hpp
===================================================================
RCS file: /home/cvs/xml-xalan/c/src/Include/STLHelper.hpp,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -r1.5 -r1.6
--- STLHelper.hpp 11 Oct 2002 01:59:56 -0000 1.5
+++ STLHelper.hpp 31 Oct 2002 07:09:04 -0000 1.6
@@ -404,4 +404,105 @@
+template<class T>
+#if defined(XALAN_NO_NAMESPACES)
+struct pointer_equals : public binary_function<const T*, const T*, bool>
+#else
+struct pointer_equals : public std::binary_function<const T*, const T*, bool>
+#endif
+{
+#if defined(XALAN_NO_NAMESPACES)
+ typedef binary_function<const T*, const T*, bool>
BaseClassType;
+#else
+ typedef std::binary_function<const T*, const T*, bool>
BaseClassType;
+#endif
+
+ typedef typename BaseClassType::result_type
result_type;
+ typedef typename BaseClassType::first_argument_type
first_argument_type;
+ typedef typename BaseClassType::second_argument_type
second_argument_type;
+
+ result_type
+ operator()(
+ first_argument_type theLHS,
+ second_argument_type theRHS) const
+ {
+ assert(theLHS != 0 && theRHS != 0);
+
+ return *theLHS == *theRHS;
+ }
+};
+
+
+
+template<class T>
+#if defined(XALAN_NO_NAMESPACES)
+struct pointer_equals_predicate : public unary_function<const T*, bool>
+#else
+struct pointer_equals_predicate : public std::unary_function<const T*, bool>
+#endif
+{
+#if defined(XALAN_NO_NAMESPACES)
+ typedef unary_function<const T*, bool> BaseClassType;
+#else
+ typedef std::unary_function<const T*, bool> BaseClassType;
+#endif
+
+ typedef typename BaseClassType::result_type result_type;
+ typedef typename BaseClassType::argument_type argument_type;
+
+ pointer_equals_predicate(argument_type theArg) :
+ m_arg(theArg)
+ {
+ }
+
+ result_type
+ operator()(
+ argument_type theOther) const
+ {
+ assert(theOther != 0);
+
+ return *theOther == *m_arg;
+ }
+
+private:
+
+ const argument_type m_arg;
+};
+
+
+
+template<class T>
+#if defined(XALAN_NO_NAMESPACES)
+struct pointer_less : public binary_function<const T*, const T*, bool>
+#else
+struct pointer_less : public std::binary_function<const T*, const T*, bool>
+#endif
+{
+#if defined(XALAN_NO_NAMESPACES)
+ typedef binary_function<const T*, const T*, bool>
BaseClassType;
+#else
+ typedef std::binary_function<const T*, const T*, bool>
BaseClassType;
+#endif
+
+ typedef typename BaseClassType::result_type
result_type;
+ typedef typename BaseClassType::first_argument_type
first_argument_type;
+ typedef typename BaseClassType::second_argument_type
second_argument_type;
+
+ result_type
+ operator()(
+ first_argument_type theLHS,
+ second_argument_type theRHS) const
+ {
+ assert(theLHS != 0 && theRHS != 0);
+
+#if !defined(XALAN_NO_NAMESPACES)
+ using std::less;
+#endif
+
+ return less<T>()(*theLHS, *theRHS);
+ }
+};
+
+
+
#endif // STLHELPERS_HEADER_GUARD_1357924680
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