Imported Upstream version 2.2.0upstream/2.2.0

1 files changed, 69 insertions, 0 deletions

diff --git a/src/mongo/client/examples/whereExample.cpp b/src/mongo/client/examples/whereExample.cpp
new file mode 100644
index 00000000000..a2f98d7f71d
--- /dev/null
+++ b/src/mongo/client/examples/whereExample.cpp
@@ -0,0 +1,69 @@
+// @file whereExample.cpp
+// @see http://dochub.mongodb.org/core/serversidecodeexecution
+
+/*    Copyright 2009 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 <iostream>
+
+#include "mongo/client/dbclient.h"
+
+using namespace std;
+using namespace mongo;
+
+int main( int argc, const char **argv ) {
+
+    const char *port = "27017";
+    if ( argc != 1 ) {
+        if ( argc != 3 )
+            throw -12;
+        port = argv[ 2 ];
+    }
+
+    DBClientConnection conn;
+    string errmsg;
+    if ( ! conn.connect( string( "127.0.0.1:" ) + port , errmsg ) ) {
+        cout << "couldn't connect : " << errmsg << endl;
+        throw -11;
+    }
+
+    const char * ns = "test.where";
+
+    conn.remove( ns , BSONObj() );
+
+    conn.insert( ns , BSON( "name" << "eliot" << "num" << 17 ) );
+    conn.insert( ns , BSON( "name" << "sara" << "num" << 24 ) );
+
+    auto_ptr<DBClientCursor> cursor = conn.query( ns , BSONObj() );
+
+    while ( cursor->more() ) {
+        BSONObj obj = cursor->next();
+        cout << "\t" << obj.jsonString() << endl;
+    }
+
+    cout << "now using $where" << endl;
+
+    Query q = Query("{}").where("this.name == name" , BSON( "name" << "sara" ));
+
+    cursor = conn.query( ns , q );
+
+    int num = 0;
+    while ( cursor->more() ) {
+        BSONObj obj = cursor->next();
+        cout << "\t" << obj.jsonString() << endl;
+        num++;
+    }
+    MONGO_verify( num == 1 );
+}