/* * 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 "IDBKey.h" #if ENABLE(INDEXED_DATABASE) namespace WebCore { IDBKeyRange::IDBKeyRange(PassRefPtr left, PassRefPtr right, unsigned short flags) : m_left(left) , m_right(right) , m_flags(flags) { } PassRefPtr IDBKeyRange::only(PassRefPtr prpValue) { RefPtr value = prpValue; return IDBKeyRange::create(value, value, IDBKeyRange::SINGLE); } PassRefPtr IDBKeyRange::leftBound(PassRefPtr bound, bool open) { unsigned short flags = IDBKeyRange::LEFT_BOUND; if (open) flags |= IDBKeyRange::LEFT_OPEN; return IDBKeyRange::create(bound, IDBKey::create(), flags); } PassRefPtr IDBKeyRange::rightBound(PassRefPtr bound, bool open) { unsigned short flags = IDBKeyRange::RIGHT_BOUND; if (open) flags |= IDBKeyRange::RIGHT_OPEN; return IDBKeyRange::create(IDBKey::create(), bound, flags); } PassRefPtr IDBKeyRange::bound(PassRefPtr left, PassRefPtr right, bool openLeft, bool openRight) { unsigned short flags = IDBKeyRange::LEFT_BOUND | IDBKeyRange::RIGHT_BOUND; if (openLeft) flags |= IDBKeyRange::LEFT_OPEN; if (openRight) flags |= IDBKeyRange::RIGHT_OPEN; return IDBKeyRange::create(left, right, flags); } String IDBKeyRange::leftWhereClauseComparisonOperator() const { if (m_flags & LEFT_OPEN) return "<"; if (m_flags & LEFT_BOUND) return "<="; if (m_flags == SINGLE) return "="; ASSERT_NOT_REACHED(); return ""; } String IDBKeyRange::rightWhereClauseComparisonOperator() const { if (m_flags & RIGHT_OPEN) return "<"; if (m_flags & RIGHT_BOUND) return "<="; if (m_flags == SINGLE) return "="; ASSERT_NOT_REACHED(); return ""; } } // namespace WebCore #endif // ENABLE(INDEXED_DATABASE)