text: /*
   * Copyright (c) 2001-2008
   *     DecisionSoft Limited. All rights reserved.
   * Copyright (c) 2004-2008
   *     Oracle. All rights reserved.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   * $Id$
   */
  
  /*
     index-of function: returns the location(s) of the specified item in a sequence
  */
  
  #ifndef _FUNCTIONINDEXOF_HPP
  #define _FUNCTIONINDEXOF_HPP
  
  #include <xqilla/ast/ConstantFoldingFunction.hpp>
  #include <xqilla/runtime/Sequence.hpp>
  
  class XPath2MemoryManager;
  class Collation;
  
  /** index-of function*/
  class XQILLA_API FunctionIndexOf : public ConstantFoldingFunction
  {
  public:
    static const XMLCh name[];
    static const unsigned int minArgs;
    static const unsigned int maxArgs;
  
    FunctionIndexOf(const VectorOfASTNodes &args, XPath2MemoryManager* memMgr);
    
    /** Returns a sequence of indices where the item occurs in the sequence */
    Sequence indexOf(Sequence &list, const Item::Ptr &item, Collation* collation, DynamicContext* context) const;
    Sequence createSequence(DynamicContext* context, int flags=0) const;
  };
  
  #endif // _FUNCTIONINDEXOF_HPP
  