Fix for http://code.google.com/p/mybatis/issues/detail?id=307

We now check if the result set meta data is case sensitive and if so use the column name from the rsmd.  If not we can just use the upper case value.

Author: nmaves

src/main/java/org/apache/ibatis/executor/resultset/FastResultSetHandler.java

@@ -298,9 +298,17 @@ protected void loadMappedAndUnmappedColumnNames(ResultSet rs, ResultMap resultMa
       final String columnName = configuration.isUseColumnLabel() ? rsmd.getColumnLabel(i) : rsmd.getColumnName(i);
       final String upperColumnName = columnName.toUpperCase(Locale.ENGLISH);
       if (mappedColumns.contains(upperColumnName)) {
-        mappedColumnNames.add(columnName);
+          if (rsmd.isCaseSensitive(i)) {
+              mappedColumnNames.add(columnName);
+          } else {
+            mappedColumnNames.add(upperColumnName);
+          }
       } else {
-        unmappedColumnNames.add(columnName);
+          if (rsmd.isCaseSensitive(i)) {
+              unmappedColumnNames.add(columnName);
+          } else {
+              unmappedColumnNames.add(upperColumnName);
+          }
       }
     }
   }