text: /*
   * 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.
   */
  
  #pragma once
  
  #if ENABLE(INDEXED_DATABASE)
  
  #include "ExceptionOr.h"
  #include "ScriptWrappable.h"
  #include <wtf/RefCounted.h>
  #include <wtf/RefPtr.h>
  
  namespace JSC {
  class ExecState;
  class JSValue;
  }
  
  namespace WebCore {
  
  class IDBKey;
  class ScriptExecutionContext;
  
  class IDBKeyRange : public ScriptWrappable, public RefCounted<IDBKeyRange> {
  public:
      static Ref<IDBKeyRange> create(RefPtr<IDBKey>&& lower, RefPtr<IDBKey>&& upper, bool isLowerOpen, bool isUpperOpen);
      static Ref<IDBKeyRange> create(RefPtr<IDBKey>&&);
      ~IDBKeyRange();
  
      IDBKey* lower() const { return m_lower.get(); }
      IDBKey* upper() const { return m_upper.get(); }
      bool lowerOpen() const { return m_isLowerOpen; }
      bool upperOpen() const { return m_isUpperOpen; }
  
      static ExceptionOr<Ref<IDBKeyRange>> only(RefPtr<IDBKey>&& value);
      static ExceptionOr<Ref<IDBKeyRange>> only(JSC::ExecState&, JSC::JSValue key);
  
      static ExceptionOr<Ref<IDBKeyRange>> lowerBound(JSC::ExecState&, JSC::JSValue bound, bool open);
      static ExceptionOr<Ref<IDBKeyRange>> upperBound(JSC::ExecState&, JSC::JSValue bound, bool open);
  
      static ExceptionOr<Ref<IDBKeyRange>> bound(JSC::ExecState&, JSC::JSValue lower, JSC::JSValue upper, bool lowerOpen, bool upperOpen);
  
      ExceptionOr<bool> includes(JSC::ExecState&, JSC::JSValue key);
  
      WEBCORE_EXPORT bool isOnlyKey() const;
  
  private:
      IDBKeyRange(RefPtr<IDBKey>&& lower, RefPtr<IDBKey>&& upper, bool isLowerOpen, bool isUpperOpen);
  
      RefPtr<IDBKey> m_lower;
      RefPtr<IDBKey> m_upper;
      bool m_isLowerOpen;
      bool m_isUpperOpen;
  };
  
  } // namespace WebCore
  
  #endif
  