1 /* 2 * Copyright (C) 2007, 2008, 2013 Apple 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 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef Database_h 30 #define Database_h 31 32 #include "bindings/v8/ScriptWrappable.h" 33 #include "modules/webdatabase/DatabaseBackend.h" 34 #include "modules/webdatabase/DatabaseBase.h" 35 #include "modules/webdatabase/DatabaseBasicTypes.h" 36 #include "modules/webdatabase/DatabaseError.h" 37 #include "wtf/text/WTFString.h" 38 39 namespace WebCore { 40 41 class ChangeVersionData; 42 class DatabaseCallback; 43 class DatabaseContext; 44 class SecurityOrigin; 45 class SQLTransaction; 46 class SQLTransactionBackend; 47 class SQLTransactionCallback; 48 class SQLTransactionErrorCallback; 49 class VoidCallback; 50 51 class Database FINAL : public DatabaseBackend, public DatabaseBase, public ScriptWrappable { 52 public: 53 virtual ~Database(); 54 virtual void trace(Visitor*) OVERRIDE; 55 56 // Direct support for the DOM API 57 virtual String version() const OVERRIDE; 58 void changeVersion(const String& oldVersion, const String& newVersion, PassOwnPtr<SQLTransactionCallback>, PassOwnPtr<SQLTransactionErrorCallback>, PassOwnPtr<VoidCallback> successCallback); 59 void transaction(PassOwnPtr<SQLTransactionCallback>, PassOwnPtr<SQLTransactionErrorCallback>, PassOwnPtr<VoidCallback> successCallback); 60 void readTransaction(PassOwnPtr<SQLTransactionCallback>, PassOwnPtr<SQLTransactionErrorCallback>, PassOwnPtr<VoidCallback> successCallback); 61 62 // Internal engine support 63 static Database* from(DatabaseBackend*); databaseContext()64 DatabaseContext* databaseContext() const { return m_databaseContext.get(); } 65 66 Vector<String> tableNames(); 67 68 virtual SecurityOrigin* securityOrigin() const OVERRIDE; 69 70 virtual void closeImmediately() OVERRIDE; 71 72 void scheduleTransactionCallback(SQLTransaction*); 73 74 private: 75 Database(DatabaseContext*, const String& name, 76 const String& expectedVersion, const String& displayName, unsigned long estimatedSize); 77 PassRefPtrWillBeRawPtr<DatabaseBackend> backend(); 78 static PassRefPtrWillBeRawPtr<Database> create(ExecutionContext*, PassRefPtrWillBeRawPtr<DatabaseBackendBase>); 79 80 void runTransaction(PassOwnPtr<SQLTransactionCallback>, PassOwnPtr<SQLTransactionErrorCallback>, 81 PassOwnPtr<VoidCallback> successCallback, bool readOnly, const ChangeVersionData* = 0); 82 83 Vector<String> performGetTableNames(); 84 85 void reportStartTransactionResult(int errorSite, int webSqlErrorCode, int sqliteErrorCode); 86 void reportCommitTransactionResult(int errorSite, int webSqlErrorCode, int sqliteErrorCode); 87 88 RefPtr<SecurityOrigin> m_databaseThreadSecurityOrigin; 89 RefPtrWillBeMember<DatabaseContext> m_databaseContext; 90 91 friend class DatabaseManager; 92 friend class DatabaseServer; // FIXME: remove this when the backend has been split out. 93 friend class DatabaseBackend; // FIXME: remove this when the backend has been split out. 94 friend class SQLStatement; 95 friend class SQLTransaction; 96 }; 97 98 } // namespace WebCore 99 100 #endif // Database_h 101