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      1 /*
      2  * Copyright (C) 2012 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  *
      8  * 1.  Redistributions of source code must retain the above copyright
      9  *     notice, this list of conditions and the following disclaimer.
     10  * 2.  Redistributions in binary form must reproduce the above copyright
     11  *     notice, this list of conditions and the following disclaimer in the
     12  *     documentation and/or other materials provided with the distribution.
     13  *
     14  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     15  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     16  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     17  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     18  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     19  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     20  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     21  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef WebIDBMetadata_h
     27 #define WebIDBMetadata_h
     28 
     29 #include "WebCommon.h"
     30 #include "WebIDBKeyPath.h"
     31 #include "WebString.h"
     32 #include "WebVector.h"
     33 
     34 namespace WebCore {
     35 struct IDBDatabaseMetadata;
     36 }
     37 
     38 namespace WebKit {
     39 
     40 struct WebIDBMetadata {
     41     enum {
     42         NoIntVersion = -1
     43     };
     44     struct Index;
     45     struct ObjectStore;
     46 
     47     WebString name;
     48     // FIXME: Both version members need to be present while we support both the
     49     // old setVersion and new upgradeneeded API. Once we no longer support
     50     // setVersion, WebString version can be removed.
     51     WebString version;
     52     long long intVersion;
     53     long long id;
     54     long long maxObjectStoreId;
     55     WebVector<ObjectStore> objectStores;
     56     WebIDBMetadata()
     57         : intVersion(NoIntVersion) { }
     58 
     59     struct ObjectStore {
     60         WebString name;
     61         WebIDBKeyPath keyPath;
     62         bool autoIncrement;
     63         long long id;
     64         long long maxIndexId;
     65         WebVector<Index> indexes;
     66         ObjectStore()
     67             : keyPath(WebIDBKeyPath::createNull())
     68             , autoIncrement(false) { }
     69     };
     70 
     71     struct Index {
     72         WebString name;
     73         WebIDBKeyPath keyPath;
     74         bool unique;
     75         bool multiEntry;
     76         long long id;
     77         Index()
     78             : keyPath(WebIDBKeyPath::createNull())
     79             , unique(false)
     80             , multiEntry(false) { }
     81     };
     82 
     83 #if WEBKIT_IMPLEMENTATION
     84     WebIDBMetadata(const WebCore::IDBDatabaseMetadata&);
     85     operator WebCore::IDBDatabaseMetadata() const;
     86 #endif
     87 };
     88 
     89 
     90 } // namespace WebKit
     91 
     92 #endif // WebIDBMetadata_h
     93