testing new non-autotools build system

[chaz/yoink] / src / stlplus / persistence / persistent_shortcuts.tpp

diff --git a/src/stlplus/persistence/persistent_shortcuts.tpp b/src/stlplus/persistence/persistent_shortcuts.tpp
new file mode 100644 (file)
index 0000000..9b5aac5
--- /dev/null
+++ b/src/stlplus/persistence/persistent_shortcuts.tpp
@@ -0,0 +1,80 @@
+////////////////////////////////////////////////////////////////////////////////\r
+\r
+//   Author:    Andy Rushton\r
+//   Copyright: (c) Southampton University 1999-2004\r
+//              (c) Andy Rushton           2004-2009\r
+//   License:   BSD License, see ../docs/license.html\r
+\r
+////////////////////////////////////////////////////////////////////////////////\r
+#include <sstream>\r
+#include <fstream>\r
+\r
+namespace stlplus\r
+{\r
+\r
+  ////////////////////////////////////////////////////////////////////////////////\r
+\r
+  template<typename T, class D>\r
+  void dump_to_device(const T& source, std::ostream& result, D dump_fn, \r
+                      dump_context::installer installer)\r
+    throw(persistent_dump_failed)\r
+  {\r
+    dump_context context(result);\r
+    context.register_all(installer);\r
+    dump_fn(context, source);\r
+  }\r
+\r
+  template<typename T, class R>\r
+  void restore_from_device(std::istream& source, T& result, R restore_fn,\r
+                           restore_context::installer installer)\r
+    throw(persistent_restore_failed)\r
+  {\r
+    restore_context context(source);\r
+    context.register_all(installer);\r
+    restore_fn(context, result);\r
+  }\r
+\r
+  ////////////////////////////////////////////////////////////////////////////////\r
+\r
+  template<typename T, class D>\r
+  void dump_to_string(const T& source, std::string& result, D dump_fn, \r
+                      dump_context::installer installer)\r
+    throw(persistent_dump_failed)\r
+  {\r
+    std::ostringstream output(std::ios_base::out | std::ios_base::binary);\r
+    dump_to_device<T,D>(source, output, dump_fn, installer);\r
+    result = output.str();\r
+  }\r
+\r
+  template<typename T, class R>\r
+  void restore_from_string(const std::string& source, T& result, R restore_fn, \r
+                           restore_context::installer installer)\r
+    throw(persistent_restore_failed)\r
+  {\r
+    std::istringstream input(source, std::ios_base::in | std::ios_base::binary);\r
+    restore_from_device<T,R>(input, result, restore_fn, installer);\r
+  }\r
+\r
+  ////////////////////////////////////////////////////////////////////////////////\r
+\r
+  template<typename T, class D>\r
+  void dump_to_file(const T& source, const std::string& filename, D dump_fn,\r
+                    dump_context::installer installer)\r
+    throw(persistent_dump_failed)\r
+  {\r
+    std::ofstream output(filename.c_str(), std::ios_base::out | std::ios_base::binary);\r
+    dump_to_device<T,D>(source, output, dump_fn, installer);\r
+  }\r
+\r
+  template<typename T, class R>\r
+  void restore_from_file(const std::string& filename, T& result, R restore_fn,\r
+                         restore_context::installer installer)\r
+    throw(persistent_restore_failed)\r
+  {\r
+    std::ifstream input(filename.c_str(), std::ios_base::in | std::ios_base::binary);\r
+    restore_from_device<T,R>(input, result, restore_fn, installer);\r
+  }\r
+\r
+  ////////////////////////////////////////////////////////////////////////////////\r
+\r
+} // end namespace stlplus\r