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+ /*
+
+ Copyright (C) 2000 Stefan Westerfeld
+ stefan@space.twc.de
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+
+ */
+
+#ifndef ARTS_NAMEDSTORE_H
+#define ARTS_NAMEDSTORE_H
+
+#include <string>
+#include <list>
+#include <vector>
+#include "stdio.h"
+
+/*
+ * BC - Status (2002-03-08): NamedStore
+ *
+ * None of these classes is considered part of the public API. Do NOT use it
+ * in your apps. These are part of the implementation of object.cc and not
+ * to be used elsewhere.
+ */
+
+namespace Arts {
+
+/**
+ * -- internal class --
+ *
+ * this stores key-value pairs, where key is a string which is kept unique
+ */
+template<class T>
+class NamedStore
+{
+private:
+ class Element {
+ public:
+ T t;
+ std::string name;
+
+ Element(const T& t, const std::string& name) :t(t), name(name) { }
+ };
+ typedef std::list<Element> Element_list;
+ Element_list elements;
+
+public:
+ bool get(const std::string& name, T& result)
+ {
+ typename Element_list::iterator i;
+ for(i = elements.begin(); i != elements.end(); i++)
+ {
+ if(i->name == name)
+ {
+ result = i->t;
+ return true;
+ }
+ }
+
+ return false;
+ }
+ bool remove(const std::string& name)
+ {
+ typename Element_list::iterator i;
+ for(i = elements.begin(); i != elements.end(); i++)
+ {
+ if(i->name == name)
+ {
+ elements.erase(i);
+ return true;
+ }
+ }
+ return false;
+ }
+ std::vector<std::string> *contents()
+ {
+ std::vector<std::string> *result = new std::vector<std::string>;
+
+ typename Element_list::iterator i;
+ for(i = elements.begin(); i != elements.end(); i++)
+ result->push_back(i->name);
+
+ return result;
+ }
+ std::string put(const std::string& name, const T& t)
+ {
+ std::string xname = name;
+ int append = 1;
+
+ for(;;)
+ {
+ typename Element_list::iterator i;
+
+ i = elements.begin();
+ while(i != elements.end() && i->name != xname)
+ i++;
+
+ if(i == elements.end())
+ {
+ elements.push_back(Element(t,xname));
+ return xname;
+ }
+
+ char buffer[1024];
+ sprintf(buffer,"%d",append++);
+ xname = name + std::string(buffer);
+ }
+ }
+};
+
+}
+#endif /* ARTS_NAMEDSTORE_H */