From 4eefaf421bfeddf040d96a3dafb12e09673423d7 Mon Sep 17 00:00:00 2001
From: Antonin Kral <a.kral@bobek.cz>
Date: Sun, 31 Jan 2010 08:32:52 +0100
Subject: Imported Upstream version 1.3.1

---
 db/client.cpp | 99 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 db/client.cpp

(limited to 'db/client.cpp')

diff --git a/db/client.cpp b/db/client.cpp
new file mode 100644
index 0000000..68a0c9e
--- /dev/null
+++ b/db/client.cpp
@@ -0,0 +1,99 @@
+// client.cpp
+
+/**
+*    Copyright (C) 2009 10gen Inc.
+*
+*    This program is free software: you can redistribute it and/or  modify
+*    it under the terms of the GNU Affero General Public License, version 3,
+*    as published by the Free Software Foundation.
+*
+*    This program is distributed in the hope that it will be useful,
+*    but WITHOUT ANY WARRANTY; without even the implied warranty of
+*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*    GNU Affero General Public License for more details.
+*
+*    You should have received a copy of the GNU Affero General Public License
+*    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/* Client represents a connection to the database (the server-side) and corresponds 
+   to an open socket (or logical connection if pooling on sockets) from a client.
+*/
+
+#include "stdafx.h"
+#include "db.h"
+#include "client.h"
+#include "curop.h"
+#include "json.h"
+ 
+namespace mongo {
+
+    boost::mutex Client::clientsMutex;
+    set<Client*> Client::clients; // always be in clientsMutex when manipulating this
+    boost::thread_specific_ptr<Client> currentClient;
+
+    Client::Client(const char *desc) : 
+      _curOp(new CurOp()),
+      _database(0), _ns("")/*, _nsstr("")*/ 
+      ,_shutdown(false),
+      _desc(desc),
+      _god(0)
+    { 
+        ai = new AuthenticationInfo(); 
+        boostlock bl(clientsMutex);
+        clients.insert(this);
+    }
+
+    Client::~Client() { 
+        delete _curOp;
+        delete ai; 
+        ai = 0;
+        _god = 0;
+        if ( !_shutdown ) {
+            cout << "ERROR: Client::shutdown not called!" << endl;
+        }
+    }
+
+    bool Client::shutdown(){
+        _shutdown = true;
+
+        {
+            boostlock bl(clientsMutex);
+            clients.erase(this);
+        }
+
+        bool didAnything = false;
+        
+        if ( _tempCollections.size() ){
+            didAnything = true;
+            for ( list<string>::iterator i = _tempCollections.begin(); i!=_tempCollections.end(); i++ ){
+                string ns = *i;
+                dblock l;
+                setClient( ns.c_str() );
+                if ( ! nsdetails( ns.c_str() ) )
+                    continue;
+                try {
+                    string err;
+                    BSONObjBuilder b;
+                    dropCollection( ns , err , b );
+                }
+                catch ( ... ){
+                    log() << "error dropping temp collection: " << ns << endl;
+                }
+            }
+            _tempCollections.clear();
+        }
+        
+        return didAnything;
+    }
+
+    BSONObj CurOp::_tooBig = fromjson("{\"$msg\":\"query not recording (too large)\"}");
+    WrappingInt CurOp::_nextOpNum;
+    
+    Client::Context::Context( string ns , Database * db )
+        : _client( currentClient.get() ) {
+        assert( db && db->isOk() );
+        _client->setns( ns.c_str() , db );
+    }
+
+}
-- 
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