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107 lines
3.5 KiB
C++
107 lines
3.5 KiB
C++
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=2 sts=2 et
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Mozilla Corporation
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* Portions created by the Initial Developer are Copyright (C) 2009
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Vladimir Vukicevic <vladimir.vukicevic@oracle.com>
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* Shawn Wilsher <me@shawnwilsher.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "sqlite3.h"
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#include "nsString.h"
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#include "nsError.h"
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#include "mozStoragePrivateHelpers.h"
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nsresult
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ConvertResultCode(int aSQLiteResultCode)
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{
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switch (aSQLiteResultCode) {
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case SQLITE_OK:
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case SQLITE_ROW:
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case SQLITE_DONE:
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return NS_OK;
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case SQLITE_CORRUPT:
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case SQLITE_NOTADB:
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return NS_ERROR_FILE_CORRUPTED;
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case SQLITE_PERM:
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case SQLITE_CANTOPEN:
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return NS_ERROR_FILE_ACCESS_DENIED;
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case SQLITE_BUSY:
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return NS_ERROR_STORAGE_BUSY;
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case SQLITE_LOCKED:
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return NS_ERROR_FILE_IS_LOCKED;
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case SQLITE_READONLY:
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return NS_ERROR_FILE_READ_ONLY;
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case SQLITE_IOERR:
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return NS_ERROR_STORAGE_IOERR;
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case SQLITE_FULL:
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case SQLITE_TOOBIG:
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return NS_ERROR_FILE_NO_DEVICE_SPACE;
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case SQLITE_NOMEM:
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return NS_ERROR_OUT_OF_MEMORY;
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case SQLITE_MISUSE:
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return NS_ERROR_UNEXPECTED;
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case SQLITE_ABORT:
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case SQLITE_INTERRUPT:
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return NS_ERROR_ABORT;
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}
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// generic error
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return NS_ERROR_FAILURE;
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}
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void
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CheckAndLogStatementPerformance(sqlite3_stmt *aStatement)
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{
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// Check to see if the query performed sorting operations or not. If it
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// did, it may need to be optimized!
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int count = sqlite3_stmt_status(aStatement, SQLITE_STMTSTATUS_SORT, 1);
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if (count <= 0)
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return;
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nsCAutoString message;
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message.AppendInt(count);
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if (count == 1)
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message.Append(" sort operation has ");
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else
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message.Append(" sort operations have ");
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message.Append("occurred for the SQL statement '");
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message.Append(sqlite3_sql(aStatement));
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message.Append("'. This may indicate an opportunity to improve performance "
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"through the careful use of indexes.");
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NS_WARNING(message.get());
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}
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