1 files changed, 52 insertions, 0 deletions
diff --git a/inc/sharedstring.hxx b/inc/sharedstring.hxx
new file mode 100644
index 0000000..e427613
--- /dev/null
+++ b/inc/sharedstring.hxx
@@ -0,0 +1,52 @@
+#ifndef __SHAREDSTRING_HXX__
+#define __SHAREDSTRING_HXX__
+
+#include <cppuhelper/implementationentry.hxx>
+
+#include <hash_map>
+
+namespace dpsource {
+
+typedef sal_Int32 StrID;
+
+class SimpleSharedString
+{
+public:
+    static const StrID EMPTY = 0;
+
+    SimpleSharedString();
+    SimpleSharedString(const SimpleSharedString& r);
+    ~SimpleSharedString();
+
+    const ::rtl::OUString*  getString(StrID nId);
+    StrID               getStringId(const ::rtl::OUString& aStr);
+    StrID               insertString(const ::rtl::OUString& aStr);
+
+private:
+
+    /** internal shared string table implementation */
+    class StringTable
+    {
+    public:
+        StrID insertString(const ::rtl::OUString& aStr);
+        StrID getStringId(const ::rtl::OUString& aStr);
+        const ::rtl::OUString* getString(StrID nId) const;
+    
+        StringTable();
+        StringTable(const StringTable& r);
+        ~StringTable();
+    
+    private:
+        typedef ::__gnu_cxx::hash_map< ::rtl::OUString, StrID, ::rtl::OUStringHash > SharedStrMap;
+    
+        ::std::vector< ::rtl::OUString > maSharedStrings;
+        SharedStrMap maSharedStringIds;
+        StrID mnStrCount;
+    };
+
+    StringTable maStringTable;
+};
+
+}
+
+#endif