Added Freeze evictor indices

1 files changed, 77 insertions, 0 deletions

diff --git a/cpp/src/Freeze/Util.cpp b/cpp/src/Freeze/Util.cpp
new file mode 100644
index 00000000000..ebaca432024
--- /dev/null
+++ b/cpp/src/Freeze/Util.cpp
@@ -0,0 +1,77 @@
+// **********************************************************************
+//
+// Copyright (c) 2003
+// ZeroC, Inc.
+// Billerica, MA, USA
+//
+// All Rights Reserved.
+//
+// Ice is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License version 2 as published by
+// the Free Software Foundation.
+//
+// **********************************************************************
+
+#include <Freeze/Util.h>
+#include <Freeze/Exception.h>
+
+using namespace Freeze;
+using namespace Ice;
+using namespace std;
+
+void
+Freeze::handleMemoryException(const DbMemoryException& dx, Key& key, Dbt& dbKey)
+{
+    if(dbKey.get_size() > dbKey.get_ulen())
+    {
+	//
+	// Keep the old key size in case it's used as input
+	//
+	size_t oldKeySize = key.size();
+
+	key.resize(dbKey.get_size());
+	initializeOutDbt(key, dbKey);
+	dbKey.set_size(oldKeySize);
+    }
+    else
+    {
+	//
+	// Real problem
+	//
+	DatabaseException ex(__FILE__, __LINE__);
+	ex.message = dx.what();
+	throw ex;
+    }
+}
+
+void
+Freeze::handleMemoryException(const DbMemoryException& dx, Key& key, Dbt& dbKey, 
+			      Value& value, Dbt& dbValue)
+{
+    bool resized = false;
+    if(dbKey.get_size() > dbKey.get_ulen())
+    {
+	size_t oldKeySize = key.size();
+	key.resize(dbKey.get_size());
+	initializeOutDbt(key, dbKey);
+	dbKey.set_size(oldKeySize);
+	resized = true;
+    }
+    
+    if(dbValue.get_size() > dbValue.get_ulen())
+    {
+	value.resize(dbValue.get_size());
+	initializeOutDbt(value, dbValue);
+	resized = true;
+    }
+    
+    if(!resized)
+    {
+	//
+	// Real problem
+	//
+	DatabaseException ex(__FILE__, __LINE__);
+	ex.message = dx.what();
+	throw ex;
+    }
+}