merged DEV300

6 files changed, 436 insertions, 199 deletions

diff --git a/comphelper/Library_comphelp.mk b/comphelper/Library_comphelp.mk
index f077c1db4973..0228d80b2f89 100644
--- a/comphelper/Library_comphelp.mk
+++ b/comphelper/Library_comphelp.mk
@@ -113,6 +113,7 @@ $(eval $(call gb_Library_add_exception_objects,comphelper,\
     comphelper/source/misc/serviceinfohelper \
     comphelper/source/misc/sharedmutex \
     comphelper/source/misc/stillreadwriteinteraction \
+    comphelper/source/misc/anycompare \
     comphelper/source/misc/storagehelper \
     comphelper/source/misc/string \
     comphelper/source/misc/synchronousdispatch \
diff --git a/comphelper/Package_inc.mk b/comphelper/Package_inc.mk
index dcfb4954efb1..5794c56ab74d 100644
--- a/comphelper/Package_inc.mk
+++ b/comphelper/Package_inc.mk
@@ -35,6 +35,7 @@ $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/basicio.hxx,comp
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/classids.hxx,comphelper/classids.hxx))
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/MasterPropertySet.hxx,comphelper/MasterPropertySet.hxx))
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/stillreadwriteinteraction.hxx,comphelper/stillreadwriteinteraction.hxx))
+$(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/anycompare.hxx,comphelper/anycompare.hxx))
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/propagg.hxx,comphelper/propagg.hxx))
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/scopeguard.hxx,comphelper/scopeguard.hxx))
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/asyncnotification.hxx,comphelper/asyncnotification.hxx))
@@ -110,6 +111,7 @@ $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/numbers.hxx,comp
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/evtlistenerhlp.hxx,comphelper/evtlistenerhlp.hxx))
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/optional.hxx,comphelper/optional.hxx))
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/componentbase.hxx,comphelper/componentbase.hxx))
+$(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/componentguard.hxx,comphelper/componentguard.hxx))
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/InlineContainer.hxx,comphelper/InlineContainer.hxx))
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/propertybag.hxx,comphelper/propertybag.hxx))
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/embeddedobjectcontainer.hxx,comphelper/embeddedobjectcontainer.hxx))
diff --git a/comphelper/inc/comphelper/anycompare.hxx b/comphelper/inc/comphelper/anycompare.hxx
new file mode 100755
index 000000000000..03f41e108ba9
--- /dev/null
+++ b/comphelper/inc/comphelper/anycompare.hxx
@@ -0,0 +1,226 @@
+/*************************************************************************
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef COMPHELPER_ANYCOMPARE_HXX
+#define COMPHELPER_ANYCOMPARE_HXX
+
+#include "comphelper/comphelperdllapi.h"
+
+/** === begin UNO includes === **/
+#include <com/sun/star/lang/IllegalArgumentException.hpp>
+#include <com/sun/star/i18n/XCollator.hpp>
+/** === end UNO includes === **/
+
+#include <comphelper/extract.hxx>
+
+#include <functional>
+#include <memory>
+
+//......................................................................................................................
+namespace comphelper
+{
+//......................................................................................................................
+
+    //==================================================================================================================
+    //= IKeyPredicateLess
+    //==================================================================================================================
+    class SAL_NO_VTABLE IKeyPredicateLess
+    {
+    public:
+        virtual bool isLess( ::com::sun::star::uno::Any const & _lhs, ::com::sun::star::uno::Any const & _rhs ) const = 0;
+        virtual ~IKeyPredicateLess() {}
+    };
+
+    //==================================================================================================================
+    //= LessPredicateAdapter
+    //==================================================================================================================
+    struct LessPredicateAdapter : public ::std::binary_function< ::com::sun::star::uno::Any, ::com::sun::star::uno::Any, bool >
+    {
+        LessPredicateAdapter( const IKeyPredicateLess& _predicate )
+            :m_predicate( _predicate )
+        {
+        }
+
+        bool operator()( ::com::sun::star::uno::Any const & _lhs, ::com::sun::star::uno::Any const & _rhs ) const
+        {
+            return m_predicate.isLess( _lhs, _rhs );
+        }
+
+    private:
+        IKeyPredicateLess const &   m_predicate;
+
+    private:
+        LessPredicateAdapter(); // never implemented
+    };
+
+    //==================================================================================================================
+    //= ScalarPredicateLess
+    //==================================================================================================================
+    template< typename SCALAR >
+    class ScalarPredicateLess : public IKeyPredicateLess
+    {
+    public:
+        virtual bool isLess( ::com::sun::star::uno::Any const & _lhs, ::com::sun::star::uno::Any const & _rhs ) const
+        {
+            SCALAR lhs(0), rhs(0);
+            if  (   !( _lhs >>= lhs )
+                ||  !( _rhs >>= rhs )
+                )
+                throw ::com::sun::star::lang::IllegalArgumentException();
+            return lhs < rhs;
+        }
+    };
+
+    //==================================================================================================================
+    //= StringPredicateLess
+    //==================================================================================================================
+    class StringPredicateLess : public IKeyPredicateLess
+    {
+    public:
+        virtual bool isLess( ::com::sun::star::uno::Any const & _lhs, ::com::sun::star::uno::Any const & _rhs ) const
+        {
+            ::rtl::OUString lhs, rhs;
+            if  (   !( _lhs >>= lhs )
+                ||  !( _rhs >>= rhs )
+                )
+                throw ::com::sun::star::lang::IllegalArgumentException();
+            return lhs < rhs;
+        }
+    };
+
+    //==================================================================================================================
+    //= StringCollationPredicateLess
+    //==================================================================================================================
+    class StringCollationPredicateLess : public IKeyPredicateLess
+    {
+    public:
+        StringCollationPredicateLess( ::com::sun::star::uno::Reference< ::com::sun::star::i18n::XCollator > const & i_collator )
+            :m_collator( i_collator )
+        {
+        }
+
+        virtual bool isLess( ::com::sun::star::uno::Any const & _lhs, ::com::sun::star::uno::Any const & _rhs ) const
+        {
+            ::rtl::OUString lhs, rhs;
+            if  (   !( _lhs >>= lhs )
+                ||  !( _rhs >>= rhs )
+                )
+                throw ::com::sun::star::lang::IllegalArgumentException();
+            return m_collator->compareString( lhs, rhs ) < 0;
+        }
+
+    private:
+        ::com::sun::star::uno::Reference< ::com::sun::star::i18n::XCollator > const m_collator;
+    };
+
+    //==================================================================================================================
+    //= TypePredicateLess
+    //==================================================================================================================
+    class TypePredicateLess : public IKeyPredicateLess
+    {
+    public:
+        virtual bool isLess( ::com::sun::star::uno::Any const & _lhs, ::com::sun::star::uno::Any const & _rhs ) const
+        {
+            ::com::sun::star::uno::Type lhs, rhs;
+            if  (   !( _lhs >>= lhs )
+                ||  !( _rhs >>= rhs )
+                )
+                throw ::com::sun::star::lang::IllegalArgumentException();
+            return lhs.getTypeName() < rhs.getTypeName();
+        }
+    };
+
+    //==================================================================================================================
+    //= EnumPredicateLess
+    //==================================================================================================================
+    class EnumPredicateLess : public IKeyPredicateLess
+    {
+    public:
+        EnumPredicateLess( ::com::sun::star::uno::Type const & _enumType )
+            :m_enumType( _enumType )
+        {
+        }
+
+        virtual bool isLess( ::com::sun::star::uno::Any const & _lhs, ::com::sun::star::uno::Any const & _rhs ) const
+        {
+            sal_Int32 lhs(0), rhs(0);
+            if  (   !::cppu::enum2int( lhs, _lhs )
+                ||  !::cppu::enum2int( rhs, _rhs )
+                ||  !_lhs.getValueType().equals( m_enumType )
+                ||  !_rhs.getValueType().equals( m_enumType )
+                )
+                throw ::com::sun::star::lang::IllegalArgumentException();
+            return lhs < rhs;
+        }
+
+    private:
+        ::com::sun::star::uno::Type const   m_enumType;
+    };
+
+    //==================================================================================================================
+    //= InterfacePredicateLess
+    //==================================================================================================================
+    class InterfacePredicateLess : public IKeyPredicateLess
+    {
+    public:
+        virtual bool isLess( ::com::sun::star::uno::Any const & _lhs, ::com::sun::star::uno::Any const & _rhs ) const
+        {
+            if  (   ( _lhs.getValueTypeClass() != ::com::sun::star::uno::TypeClass_INTERFACE )
+                ||  ( _rhs.getValueTypeClass() != ::com::sun::star::uno::TypeClass_INTERFACE )
+                )
+                throw ::com::sun::star::lang::IllegalArgumentException();
+
+            ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > lhs( _lhs, ::com::sun::star::uno::UNO_QUERY );
+            ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > rhs( _rhs, ::com::sun::star::uno::UNO_QUERY );
+            return lhs.get() < rhs.get();
+        }
+    };
+
+    //==================================================================================================================
+    //= getStandardLessPredicate
+    //==================================================================================================================
+    /** creates a default IKeyPredicateLess instance for the given UNO type
+        @param i_type
+            the type for which a predicate instance should be created
+        @param i_collator
+            specifies a collator instance to use, or <NULL/>. If <NULL/>, strings will be compared using the <code>&lt</code>
+            operator, otherwise the collator will be used. The parameter is ignored if <arg>i_type</arg> does not specify
+            the string type.
+        @return
+            a default implementation of IKeyPredicateLess, which is able to compare values of the given type. If no
+            such default implementation is known for the given type, then <NULL/> is returned.
+    */
+    ::std::auto_ptr< IKeyPredicateLess > COMPHELPER_DLLPUBLIC
+        getStandardLessPredicate(
+            ::com::sun::star::uno::Type const & i_type,
+            ::com::sun::star::uno::Reference< ::com::sun::star::i18n::XCollator > const & i_collator
+        );
+
+//......................................................................................................................
+} // namespace comphelper
+//......................................................................................................................
+
+#endif // COMPHELPER_ANYCOMPARE_HXX
diff --git a/comphelper/inc/comphelper/componentguard.hxx b/comphelper/inc/comphelper/componentguard.hxx
new file mode 100755
index 000000000000..820b901a5c55
--- /dev/null
+++ b/comphelper/inc/comphelper/componentguard.hxx
@@ -0,0 +1,70 @@
+/*************************************************************************
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef COMPHELPER_COMPONENTGUARD_HXX
+#define COMPHELPER_COMPONENTGUARD_HXX
+
+/** === begin UNO includes === **/
+#include <com/sun/star/lang/DisposedException.hpp>
+/** === end UNO includes === **/
+
+#include <cppuhelper/weak.hxx>
+#include <cppuhelper/interfacecontainer.hxx>
+
+//......................................................................................................................
+namespace comphelper
+{
+//......................................................................................................................
+
+    //==================================================================================================================
+    //= ComponentGuard
+    //==================================================================================================================
+    class ComponentGuard
+    {
+    public:
+        ComponentGuard( ::cppu::OWeakObject& i_component, ::cppu::OBroadcastHelper & i_broadcastHelper )
+            :m_aGuard( i_broadcastHelper.rMutex )
+        {
+            if ( i_broadcastHelper.bDisposed )
+                throw ::com::sun::star::lang::DisposedException( ::rtl::OUString(), &i_component );
+        }
+
+        ~ComponentGuard()
+        {
+        }
+
+        void clear()    { m_aGuard.clear(); }
+        void reset()    { m_aGuard.reset(); }
+
+    private:
+        ::osl::ResettableMutexGuard m_aGuard;
+    };
+
+//......................................................................................................................
+} // namespace comphelper
+//......................................................................................................................
+
+#endif // COMPHELPER_COMPONENTGUARD_HXX
diff --git a/comphelper/source/container/enumerablemap.cxx b/comphelper/source/container/enumerablemap.cxx
index 15241cd72dd6..a73983517751 100644
--- a/comphelper/source/container/enumerablemap.cxx
+++ b/comphelper/source/container/enumerablemap.cxx
@@ -24,11 +24,11 @@
  *
 ************************************************************************/
 
-// MARKER(update_precomp.py): autogen include statement, do not remove
 #include "precompiled_comphelper.hxx"
 
 #include "comphelper_module.hxx"
 #include "comphelper/anytostring.hxx"
+#include "comphelper/anycompare.hxx"
 #include "comphelper/componentbase.hxx"
 #include "comphelper/componentcontext.hxx"
 #include "comphelper/extract.hxx"
@@ -47,9 +47,7 @@
 #include <rtl/ustrbuf.hxx>
 #include <typelib/typedescription.hxx>
 
-#include <functional>
 #include <map>
-#include <memory>
 #include <boost/shared_ptr.hpp>
 
 //........................................................................
@@ -79,26 +77,14 @@ namespace comphelper
     using ::com::sun::star::beans::Pair;
     using ::com::sun::star::uno::TypeClass;
     using ::com::sun::star::uno::TypeClass_VOID;
-    using ::com::sun::star::uno::TypeClass_CHAR;
-    using ::com::sun::star::uno::TypeClass_BOOLEAN;
-    using ::com::sun::star::uno::TypeClass_BYTE;
-    using ::com::sun::star::uno::TypeClass_SHORT;
-    using ::com::sun::star::uno::TypeClass_UNSIGNED_SHORT;
-    using ::com::sun::star::uno::TypeClass_LONG;
-    using ::com::sun::star::uno::TypeClass_UNSIGNED_LONG;
-    using ::com::sun::star::uno::TypeClass_HYPER;
-    using ::com::sun::star::uno::TypeClass_UNSIGNED_HYPER;
-    using ::com::sun::star::uno::TypeClass_FLOAT;
-    using ::com::sun::star::uno::TypeClass_DOUBLE;
-    using ::com::sun::star::uno::TypeClass_STRING;
-    using ::com::sun::star::uno::TypeClass_TYPE;
-    using ::com::sun::star::uno::TypeClass_ENUM;
-    using ::com::sun::star::uno::TypeClass_INTERFACE;
     using ::com::sun::star::uno::TypeClass_UNKNOWN;
     using ::com::sun::star::uno::TypeClass_ANY;
     using ::com::sun::star::uno::TypeClass_EXCEPTION;
     using ::com::sun::star::uno::TypeClass_STRUCT;
     using ::com::sun::star::uno::TypeClass_UNION;
+    using ::com::sun::star::uno::TypeClass_FLOAT;
+    using ::com::sun::star::uno::TypeClass_DOUBLE;
+    using ::com::sun::star::uno::TypeClass_INTERFACE;
     using ::com::sun::star::lang::XServiceInfo;
     using ::com::sun::star::uno::XComponentContext;
     using ::com::sun::star::container::XEnumeration;
@@ -108,136 +94,6 @@ namespace comphelper
     /** === end UNO using === **/
 
     //====================================================================
-    //= IKeyPredicateLess
-    //====================================================================
-    class SAL_NO_VTABLE IKeyPredicateLess
-    {
-    public:
-        virtual bool isLess( const Any& _lhs, const Any& _rhs ) const = 0;
-        virtual ~IKeyPredicateLess() {}
-    };
-
-    //====================================================================
-    //= LessPredicateAdapter
-    //====================================================================
-    struct LessPredicateAdapter : public ::std::binary_function< Any, Any, bool >
-    {
-        LessPredicateAdapter( const IKeyPredicateLess& _predicate )
-            :m_predicate( _predicate )
-        {
-        }
-
-        bool operator()( const Any& _lhs, const Any& _rhs ) const
-        {
-            return m_predicate.isLess( _lhs, _rhs );
-        }
-
-    private:
-        const IKeyPredicateLess&    m_predicate;
-
-    private:
-        LessPredicateAdapter(); // never implemented
-    };
-
-    //====================================================================
-    //= ScalarPredicateLess
-    //====================================================================
-    template< typename SCALAR >
-    class ScalarPredicateLess : public IKeyPredicateLess
-    {
-    public:
-        virtual bool isLess( const Any& _lhs, const Any& _rhs ) const
-        {
-            SCALAR lhs(0), rhs(0);
-            if  (   !( _lhs >>= lhs )
-                ||  !( _rhs >>= rhs )
-                )
-                throw IllegalArgumentException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Unsupported key type." ) ), NULL, 1 );
-            return lhs < rhs;
-        }
-    };
-
-    //====================================================================
-    //= StringPredicateLess
-    //====================================================================
-    class StringPredicateLess : public IKeyPredicateLess
-    {
-    public:
-        virtual bool isLess( const Any& _lhs, const Any& _rhs ) const
-        {
-            ::rtl::OUString lhs, rhs;
-            if  (   !( _lhs >>= lhs )
-                ||  !( _rhs >>= rhs )
-                )
-                throw IllegalArgumentException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Unsupported key type." ) ), NULL, 1 );
-            return lhs < rhs;
-        }
-    };
-
-    //====================================================================
-    //= TypePredicateLess
-    //====================================================================
-    class TypePredicateLess : public IKeyPredicateLess
-    {
-    public:
-        virtual bool isLess( const Any& _lhs, const Any& _rhs ) const
-        {
-            Type lhs, rhs;
-            if  (   !( _lhs >>= lhs )
-                ||  !( _rhs >>= rhs )
-                )
-                throw IllegalArgumentException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Unsupported key type." ) ), NULL, 1 );
-            return lhs.getTypeName() < rhs.getTypeName();
-        }
-    };
-
-    //====================================================================
-    //= EnumPredicateLess
-    //====================================================================
-    class EnumPredicateLess : public IKeyPredicateLess
-    {
-    public:
-        EnumPredicateLess( const Type& _enumType )
-            :m_enumType( _enumType )
-        {
-        }
-
-        virtual bool isLess( const Any& _lhs, const Any& _rhs ) const
-        {
-            sal_Int32 lhs(0), rhs(0);
-            if  (   !::cppu::enum2int( lhs, _lhs )
-                ||  !::cppu::enum2int( rhs, _rhs )
-                ||  !_lhs.getValueType().equals( m_enumType )
-                ||  !_rhs.getValueType().equals( m_enumType )
-                )
-                throw IllegalArgumentException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Unsupported key type." ) ), NULL, 1 );
-            return lhs < rhs;
-        }
-
-    private:
-        const Type  m_enumType;
-    };
-
-    //====================================================================
-    //= InterfacePredicateLess
-    //====================================================================
-    class InterfacePredicateLess : public IKeyPredicateLess
-    {
-    public:
-        virtual bool isLess( const Any& _lhs, const Any& _rhs ) const
-        {
-            if  (   ( _lhs.getValueTypeClass() != TypeClass_INTERFACE )
-                ||  ( _rhs.getValueTypeClass() != TypeClass_INTERFACE )
-                )
-                throw IllegalArgumentException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Unsupported key type." ) ), NULL, 1 );
-
-            Reference< XInterface > lhs( _lhs, UNO_QUERY );
-            Reference< XInterface > rhs( _rhs, UNO_QUERY );
-            return lhs.get() < rhs.get();
-        }
-    };
-
-    //====================================================================
     //= MapData
     //====================================================================
     class IMapModificationListener;
@@ -549,58 +405,9 @@ namespace comphelper
             throw IllegalTypeException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Unsupported value type." ) ), *this );
 
         // create the comparator for the KeyType, and throw if the type is not supported
-        TypeClass eKeyTypeClass = aKeyType.getTypeClass();
-        ::std::auto_ptr< IKeyPredicateLess > pComparator;
-        switch ( eKeyTypeClass )
-        {
-        case TypeClass_CHAR:
-            pComparator.reset( new ScalarPredicateLess< sal_Unicode >() );
-            break;
-        case TypeClass_BOOLEAN:
-            pComparator.reset( new ScalarPredicateLess< sal_Bool >() );
-            break;
-        case TypeClass_BYTE:
-            pComparator.reset( new ScalarPredicateLess< sal_Int8 >() );
-            break;
-        case TypeClass_SHORT:
-            pComparator.reset( new ScalarPredicateLess< sal_Int16 >() );
-            break;
-        case TypeClass_UNSIGNED_SHORT:
-            pComparator.reset( new ScalarPredicateLess< sal_uInt16 >() );
-            break;
-        case TypeClass_LONG:
-            pComparator.reset( new ScalarPredicateLess< sal_Int32 >() );
-            break;
-        case TypeClass_UNSIGNED_LONG:
-            pComparator.reset( new ScalarPredicateLess< sal_uInt32 >() );
-            break;
-        case TypeClass_HYPER:
-            pComparator.reset( new ScalarPredicateLess< sal_Int64 >() );
-            break;
-        case TypeClass_UNSIGNED_HYPER:
-            pComparator.reset( new ScalarPredicateLess< sal_uInt64 >() );
-            break;
-        case TypeClass_FLOAT:
-            pComparator.reset( new ScalarPredicateLess< float >() );
-            break;
-        case TypeClass_DOUBLE:
-            pComparator.reset( new ScalarPredicateLess< double >() );
-            break;
-        case TypeClass_STRING:
-            pComparator.reset( new StringPredicateLess() );
-            break;
-        case TypeClass_TYPE:
-            pComparator.reset( new TypePredicateLess() );
-            break;
-        case TypeClass_ENUM:
-            pComparator.reset( new EnumPredicateLess( aKeyType ) );
-            break;
-        case TypeClass_INTERFACE:
-            pComparator.reset( new InterfacePredicateLess() );
-            break;
-        default:
+        ::std::auto_ptr< IKeyPredicateLess > pComparator( getStandardLessPredicate( aKeyType, NULL ) );
+        if ( !pComparator.get() )
             throw IllegalTypeException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Unsupported key type." ) ), *this );
-        }
 
         // init members
         m_aData.m_aKeyType = aKeyType;
diff --git a/comphelper/source/misc/anycompare.cxx b/comphelper/source/misc/anycompare.cxx
new file mode 100755
index 000000000000..a86174daf08e
--- /dev/null
+++ b/comphelper/source/misc/anycompare.cxx
@@ -0,0 +1,131 @@
+/*************************************************************************
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#include "precompiled_comphelper.hxx"
+
+#include "comphelper/anycompare.hxx"
+
+/** === begin UNO includes === **/
+/** === end UNO includes === **/
+
+//......................................................................................................................
+namespace comphelper
+{
+//......................................................................................................................
+
+    /** === begin UNO using === **/
+    using ::com::sun::star::uno::Reference;
+    using ::com::sun::star::uno::XInterface;
+    using ::com::sun::star::uno::UNO_QUERY;
+    using ::com::sun::star::uno::UNO_QUERY_THROW;
+    using ::com::sun::star::uno::UNO_SET_THROW;
+    using ::com::sun::star::uno::Exception;
+    using ::com::sun::star::uno::RuntimeException;
+    using ::com::sun::star::uno::Any;
+    using ::com::sun::star::uno::makeAny;
+    using ::com::sun::star::uno::Sequence;
+    using ::com::sun::star::uno::Type;
+    using ::com::sun::star::uno::TypeClass_CHAR;
+    using ::com::sun::star::uno::TypeClass_BOOLEAN;
+    using ::com::sun::star::uno::TypeClass_BYTE;
+    using ::com::sun::star::uno::TypeClass_SHORT;
+    using ::com::sun::star::uno::TypeClass_UNSIGNED_SHORT;
+    using ::com::sun::star::uno::TypeClass_LONG;
+    using ::com::sun::star::uno::TypeClass_UNSIGNED_LONG;
+    using ::com::sun::star::uno::TypeClass_HYPER;
+    using ::com::sun::star::uno::TypeClass_UNSIGNED_HYPER;
+    using ::com::sun::star::uno::TypeClass_FLOAT;
+    using ::com::sun::star::uno::TypeClass_DOUBLE;
+    using ::com::sun::star::uno::TypeClass_STRING;
+    using ::com::sun::star::uno::TypeClass_TYPE;
+    using ::com::sun::star::uno::TypeClass_ENUM;
+    using ::com::sun::star::uno::TypeClass_INTERFACE;
+    using ::com::sun::star::i18n::XCollator;
+    /** === end UNO using === **/
+
+    //------------------------------------------------------------------------------------------------------------------
+    ::std::auto_ptr< IKeyPredicateLess > getStandardLessPredicate( Type const & i_type, Reference< XCollator > const & i_collator )
+    {
+        ::std::auto_ptr< IKeyPredicateLess > pComparator;
+        switch ( i_type.getTypeClass() )
+        {
+        case TypeClass_CHAR:
+            pComparator.reset( new ScalarPredicateLess< sal_Unicode >() );
+            break;
+        case TypeClass_BOOLEAN:
+            pComparator.reset( new ScalarPredicateLess< sal_Bool >() );
+            break;
+        case TypeClass_BYTE:
+            pComparator.reset( new ScalarPredicateLess< sal_Int8 >() );
+            break;
+        case TypeClass_SHORT:
+            pComparator.reset( new ScalarPredicateLess< sal_Int16 >() );
+            break;
+        case TypeClass_UNSIGNED_SHORT:
+            pComparator.reset( new ScalarPredicateLess< sal_uInt16 >() );
+            break;
+        case TypeClass_LONG:
+            pComparator.reset( new ScalarPredicateLess< sal_Int32 >() );
+            break;
+        case TypeClass_UNSIGNED_LONG:
+            pComparator.reset( new ScalarPredicateLess< sal_uInt32 >() );
+            break;
+        case TypeClass_HYPER:
+            pComparator.reset( new ScalarPredicateLess< sal_Int64 >() );
+            break;
+        case TypeClass_UNSIGNED_HYPER:
+            pComparator.reset( new ScalarPredicateLess< sal_uInt64 >() );
+            break;
+        case TypeClass_FLOAT:
+            pComparator.reset( new ScalarPredicateLess< float >() );
+            break;
+        case TypeClass_DOUBLE:
+            pComparator.reset( new ScalarPredicateLess< double >() );
+            break;
+        case TypeClass_STRING:
+            if ( i_collator.is() )
+                pComparator.reset( new StringCollationPredicateLess( i_collator ) );
+            else
+                pComparator.reset( new StringPredicateLess() );
+            break;
+        case TypeClass_TYPE:
+            pComparator.reset( new TypePredicateLess() );
+            break;
+        case TypeClass_ENUM:
+            pComparator.reset( new EnumPredicateLess( i_type ) );
+            break;
+        case TypeClass_INTERFACE:
+            pComparator.reset( new InterfacePredicateLess() );
+            break;
+        default:
+            break;
+        }
+        return pComparator;
+    }
+
+//......................................................................................................................
+} // namespace comphelper
+//......................................................................................................................