From 6505b5c1c3966292a1685f1bb56b0339df4a5383 Mon Sep 17 00:00:00 2001
From: Fritz Elfert <felfert@to.com>
Date: Wed, 2 Aug 2000 18:28:51 +0000
Subject: Initial checkin.

---
 lib/Enum.cc | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 lib/Enum.cc

(limited to 'lib/Enum.cc')

diff --git a/lib/Enum.cc b/lib/Enum.cc
new file mode 100644
index 0000000..8abce8b
--- /dev/null
+++ b/lib/Enum.cc
@@ -0,0 +1,57 @@
+/*--*-c++-*-------------------------------------------------------------
+ *  $Id$
+ *---------------------------------------------------------------------*/
+
+#include "Enum.h"
+
+void EnumBase::i2sMapper::add(long i, const char* s) {
+	stringMap.insert(pair<long, const char* const>(i, s));
+}
+
+string EnumBase::i2sMapper::lookup (long i) const {
+	i2s_map_t::const_iterator searchPtr = stringMap.find(i);
+
+	if (searchPtr == stringMap.end())
+		return "[OUT-OF-RANGE]";
+	/*
+	 * now combine the probably the multiple strings belonging to this
+	 * integer
+	 */
+	string result;
+	for (i = stringMap.count(i); i > 0 ; --i, ++searchPtr) {
+		// this should be the case:
+		assert(searchPtr != stringMap.end());
+		if (result.length() != 0) 
+			result += string(",");
+		result += string(searchPtr->second);
+	}
+	return result;
+}
+
+
+long EnumBase::i2sMapper::lookup (const char *s) const {
+	/*
+	 * lookup a specific string.
+	 * Since speed does not matter, we just do an exhaustive
+	 * search.
+	 * Otherwise we would have to maintain another map
+	 * mapping strings to ints .. but its not worth the memory
+	 */
+	i2s_map_t::const_iterator run = stringMap.begin();
+	while (run != stringMap.end() && strcmp(s, run->second)) {
+		++run;
+	}
+	if (run == stringMap.end())
+		return  -1;    // FIXME .. maybe throw an exception ?
+	return run->first;
+}
+
+bool EnumBase::i2sMapper::inRange (long i) const {
+	return (stringMap.find(i) != stringMap.end());
+}
+
+/* 
+ * Local variables:
+ * c-basic-offset: 8
+ * End:
+ */
-- 
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