Locks.h

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#ifndef ZYPP_LOCKS_H
#define ZYPP_LOCKS_H

#include "zypp/ResPool.h"
#include "zypp/Pathname.h"
#include "zypp/PoolQuery.h"
#include "zypp/ZConfig.h"
 
namespace zypp
{
  class Locks
  {
  public:
    typedef std::list<PoolQuery> LockList;
    typedef LockList::const_iterator const_iterator;
    typedef LockList::size_type size_type;
  public:
    class Impl;

    static Locks& instance();

    const_iterator begin() const;
    const_iterator end() const;
    LockList::size_type size() const;
    bool empty() const;

    void addLock( const PoolQuery& query );

    void addLock( const IdString& ident_r );

    void addLock( const ResKind& kind_r, const IdString& name_r );

    void addLock( const ResKind& kind_r, const C_Str& name_r );

    void removeLock( const PoolQuery& query );

    void removeLock( const IdString& ident_r );

    void removeLock( const ResKind& kind_r, const IdString& name_r );
    void removeLock( const ResKind& kind_r, const C_Str & name_r );

    void readAndApply( const Pathname& file = ZConfig::instance().locksFile() );

    void read( const Pathname& file = ZConfig::instance().locksFile() );

    void apply() const;

    void save( const Pathname& file = ZConfig::instance().locksFile() );

    void merge();
    
    bool existEmpty() const;

    void removeEmpty();

    void removeDuplicates();
  private:
    Locks();
    
    RW_pointer<Impl, rw_pointer::Scoped<Impl> > _pimpl;

  };
}
    
#endif