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-rw-r--r--db/querypattern.cpp54
1 files changed, 0 insertions, 54 deletions
diff --git a/db/querypattern.cpp b/db/querypattern.cpp
deleted file mode 100644
index 589182de1df..00000000000
--- a/db/querypattern.cpp
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@@ -1,54 +0,0 @@
-// @file querypattern.cpp - Query pattern matching for selecting similar plans given similar queries.
-
-/* Copyright 2011 10gen Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "querypattern.h"
-
-namespace mongo {
-
- /** for testing only - speed unimportant */
- bool QueryPattern::operator==( const QueryPattern &other ) const {
- bool less = operator<( other );
- bool more = other.operator<( *this );
- assert( !( less && more ) );
- return !( less || more );
- }
-
- /** for testing only - speed unimportant */
- bool QueryPattern::operator!=( const QueryPattern &other ) const {
- return !operator==( other );
- }
-
- void QueryPattern::setSort( const BSONObj sort ) {
- _sort = normalizeSort( sort );
- }
-
- BSONObj QueryPattern::normalizeSort( const BSONObj &spec ) {
- if ( spec.isEmpty() )
- return spec;
- int direction = ( spec.firstElement().number() >= 0 ) ? 1 : -1;
- BSONObjIterator i( spec );
- BSONObjBuilder b;
- while( i.moreWithEOO() ) {
- BSONElement e = i.next();
- if ( e.eoo() )
- break;
- b.append( e.fieldName(), direction * ( ( e.number() >= 0 ) ? -1 : 1 ) );
- }
- return b.obj();
- }
-
-} // namespace mongo