diff options
Diffstat (limited to 'Source/WebCore/Modules/indexeddb/IDBKeyRange.cpp')
-rw-r--r-- | Source/WebCore/Modules/indexeddb/IDBKeyRange.cpp | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/Source/WebCore/Modules/indexeddb/IDBKeyRange.cpp b/Source/WebCore/Modules/indexeddb/IDBKeyRange.cpp new file mode 100644 index 000000000..0c2326e5d --- /dev/null +++ b/Source/WebCore/Modules/indexeddb/IDBKeyRange.cpp @@ -0,0 +1,95 @@ +/* + * Copyright (C) 2010 Google Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" +#include "IDBKeyRange.h" + +#include "IDBDatabaseException.h" +#include "IDBKey.h" + +#if ENABLE(INDEXED_DATABASE) + +namespace WebCore { + +IDBKeyRange::IDBKeyRange(PassRefPtr<IDBKey> lower, PassRefPtr<IDBKey> upper, LowerBoundType lowerType, UpperBoundType upperType) + : m_lower(lower) + , m_upper(upper) + , m_lowerType(lowerType) + , m_upperType(upperType) +{ +} + +PassRefPtr<IDBKeyRange> IDBKeyRange::only(PassRefPtr<IDBKey> prpKey, ExceptionCode& ec) +{ + RefPtr<IDBKey> key = prpKey; + if (key && (key->type() == IDBKey::InvalidType)) { + ec = IDBDatabaseException::DATA_ERR; + return 0; + } + + return IDBKeyRange::create(key, key, LowerBoundClosed, UpperBoundClosed); +} + +PassRefPtr<IDBKeyRange> IDBKeyRange::lowerBound(PassRefPtr<IDBKey> bound, bool open, ExceptionCode& ec) +{ + if (bound && (bound->type() == IDBKey::InvalidType)) { + ec = IDBDatabaseException::DATA_ERR; + return 0; + } + + return IDBKeyRange::create(bound, 0, open ? LowerBoundOpen : LowerBoundClosed, UpperBoundClosed); +} + +PassRefPtr<IDBKeyRange> IDBKeyRange::upperBound(PassRefPtr<IDBKey> bound, bool open, ExceptionCode& ec) +{ + if (bound && (bound->type() == IDBKey::InvalidType)) { + ec = IDBDatabaseException::DATA_ERR; + return 0; + } + + return IDBKeyRange::create(0, bound, LowerBoundClosed, open ? UpperBoundOpen : UpperBoundClosed); +} + +PassRefPtr<IDBKeyRange> IDBKeyRange::bound(PassRefPtr<IDBKey> lower, PassRefPtr<IDBKey> upper, bool lowerOpen, bool upperOpen, ExceptionCode& ec) +{ + if ((lower && (lower->type() == IDBKey::InvalidType)) || (upper && (upper->type() == IDBKey::InvalidType))) { + ec = IDBDatabaseException::DATA_ERR; + return 0; + } + if (lower && upper && upper->isLessThan(lower.get())) { + ec = IDBDatabaseException::DATA_ERR; + return 0; + } + if (lower && upper && upper->isEqual(lower.get()) && (lowerOpen || upperOpen)) { + ec = IDBDatabaseException::DATA_ERR; + return 0; + } + + return IDBKeyRange::create(lower, upper, lowerOpen ? LowerBoundOpen : LowerBoundClosed, upperOpen ? UpperBoundOpen : UpperBoundClosed); +} + +} // namespace WebCore + +#endif // ENABLE(INDEXED_DATABASE) |