Selectable: Add identicalInstalled tests whether items with same content are already...

diff --git a/zypp/ui/Selectable.cc b/zypp/ui/Selectable.cc
index d6e8858..1c16d94 100644 (file)
--- a/zypp/ui/Selectable.cc
+++ b/zypp/ui/Selectable.cc
@@ -79,6 +79,9 @@ namespace zypp
     PoolItem Selectable::updateCandidateObj() const
     { return _pimpl->updateCandidateObj(); }
 
+    bool Selectable::identicalInstalled( const PoolItem & rhs ) const
+    { return _pimpl->identicalInstalled( rhs ); }
+
     PoolItem Selectable::setCandidate( const PoolItem & newCandidate_r, ResStatus::TransactByValue causer_r )
     { return _pimpl->setCandidate( newCandidate_r, causer_r ); }
 

diff --git a/zypp/ui/Selectable.h b/zypp/ui/Selectable.h
index 92b0bf5..65b2faf 100644 (file)
--- a/zypp/ui/Selectable.h
+++ b/zypp/ui/Selectable.h
@@ -140,6 +140,24 @@ namespace zypp
        */
       PoolItem updateCandidateObj() const;
 
+      /** \c True if \a rhs has the same content as an installed one.
+       *  Basically the same name, edition, arch, vendor and buildtime.
+       * \see \ref sat::Solvable::identical
+       */
+      bool identicalInstalled( const PoolItem & rhs ) const;
+
+      /** \c True if the \ref candidateObj is installed (same content).
+       * \see \ref identicalInstalled.
+       */
+      bool identicalInstalledCandidate() const
+      { return identicalInstalled( candidateObj() ); }
+
+      /** \c True if the \ref updateCandidateObj is installed (same content).
+       * \see \ref identicalInstalled.
+       */
+      bool identicalInstalledUpdateCandidate() const
+      { return identicalInstalled( updateCandidateObj() ); }
+
 
       /** Return the \ref installedObj resolvable casted to a specific kind.
        * \code

diff --git a/zypp/ui/SelectableImpl.h b/zypp/ui/SelectableImpl.h
index c74ed90..7d211b4 100644 (file)
--- a/zypp/ui/SelectableImpl.h
+++ b/zypp/ui/SelectableImpl.h
@@ -165,6 +165,22 @@ namespace zypp
         return _defaultCandidate;
       }
 
+      /** \c True if \a rhs has the same content as an installed one.
+       * \see \ref sat::Solvable::identical
+       */
+      bool identicalInstalled( const PoolItem & rhs ) const
+      {
+        if ( !installedEmpty() && rhs )
+        {
+          for_( it, _installedItems.begin(), _installedItems.end() )
+          {
+            if ( identical( *it, rhs ) )
+              return true;
+          }
+        }
+        return false;
+      }
+
       /** Best among all objects. */
       PoolItem theObj() const
       {