SequenceContainerIterator.h

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// SPDX-FileCopyrightText: The Bio++ Development Group
//
// SPDX-License-Identifier: CECILL-2.1
 
#ifndef BPP_SEQ_CONTAINER_SEQUENCECONTAINERITERATOR_H
#define BPP_SEQ_CONTAINER_SEQUENCECONTAINERITERATOR_H
 
 
#include "../Sequence.h"
#include "../SequenceIterator.h"
#include "SequenceContainer.h"
 
namespace bpp
{
template<class SequenceType, class HashType = std::string>
class AbstractTemplateSequenceContainerIterator :
  public virtual TemplateSequenceIteratorInterface<const SequenceType>
{
protected:
  const TemplateSequenceContainerInterface<SequenceType, HashType>* sequences_;
  size_t currentPosition_;
 
public:
  AbstractTemplateSequenceContainerIterator(const TemplateSequenceContainerInterface<SequenceType, HashType>& sequences) :
    sequences_(&sequences),
    currentPosition_(0)
  {}
 
 
  AbstractTemplateSequenceContainerIterator(const AbstractTemplateSequenceContainerIterator& atsi) :
    sequences_(atsi.sequences_),
    currentPosition_(atsi.currentPosition_)
  {}
 
  AbstractSequenceContainerIterator& operator=(const AbstractTemplateSequenceContainerIterator& atsi)
  {
    sequences_ = atsi.sequences_;
    currentPosition_ = atsi.currentPosition_;
    return *this;
  }
 
  virtual ~AbstractTemplateSequenceContainerIterator() {}
};
 
template<class SequenceType, class HashType = std::string>
class SimpleTemplateSequenceContainerIterator :
  public AbstractTemplateSequenceContainerIterator<SequenceType, HashType>
{
public:
  SimpleSequenceContainerIterator(const TemplateSequenceContainerInterface<SequenceType, HashType>& sequences) :
    AbstractTemplateSequenceContainerIterator<SequenceType, HashType>(&sequences) {}
 
  virtual ~SimpleTemplateSequenceContainerIterator() {}
 
public:
  const SequenceType& nextSequence() override
  {
    {
      const Sequence& seq = sequences_->sequence(currentPosition_);
      currentPosition_++;
      return s;
    }
 
    bool hasMoreSequences() const override
    {
      return currentPosition_ < sequences_->getNumberOfSequences();
    }
  }
} // end of namespace bpp.
#endif // BPP_SEQ_CONTAINER_SEQUENCECONTAINERITERATOR_H