1 /* 2 * Copyright (C) 2010 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 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #include "config.h" 27 #include "ImmutableDictionary.h" 28 29 #include "ImmutableArray.h" 30 #include "WebString.h" 31 32 namespace WebKit { 33 34 ImmutableDictionary::ImmutableDictionary() 35 { 36 } 37 38 ImmutableDictionary::ImmutableDictionary(MapType& map) 39 { 40 m_map.swap(map); 41 } 42 43 ImmutableDictionary::~ImmutableDictionary() 44 { 45 } 46 47 PassRefPtr<ImmutableArray> ImmutableDictionary::keys() const 48 { 49 if (m_map.isEmpty()) 50 return ImmutableArray::create(); 51 52 Vector<RefPtr<APIObject> > vector; 53 vector.reserveInitialCapacity(m_map.size()); 54 55 MapType::const_iterator::Keys it = m_map.begin().keys(); 56 MapType::const_iterator::Keys end = m_map.end().keys(); 57 for (; it != end; ++it) 58 vector.uncheckedAppend(WebString::create(*it)); 59 60 return ImmutableArray::adopt(vector); 61 } 62 63 } // namespace WebKit 64