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-rw-r--r--libopie2/opiepim/core/opimaccesstemplate.h34
1 files changed, 27 insertions, 7 deletions
diff --git a/libopie2/opiepim/core/opimaccesstemplate.h b/libopie2/opiepim/core/opimaccesstemplate.h
index 55d600a..6f01b46 100644
--- a/libopie2/opiepim/core/opimaccesstemplate.h
+++ b/libopie2/opiepim/core/opimaccesstemplate.h
@@ -32,13 +32,12 @@
/* OPIE */
#include <opie2/opimrecord.h>
#include <opie2/opimaccessbackend.h>
#include <opie2/opimrecordlist.h>
-#include <opie2/opimcache.h>
#include <opie2/opimtemplatebase.h>
#include <opie2/odebug.h>
/* QT */
#include <qarray.h>
@@ -125,30 +124,33 @@ public:
/**
* read ahead cache find method ;)
*/
virtual T find( int uid, const QArray<int>&,
uint current, typename OTemplateBase<T>::CacheDirection dir = OTemplateBase<T>::Forward )const;
+
/* invalidate cache here */
/**
* clears the backend and invalidates the backend
*/
void clear() ;
/**
* add T to the backend
* @param t The item to add.
* @return <i>true</i> if added successfully.
*/
virtual bool add( const T& t ) ;
+
bool add( const OPimRecord& );
- // Needed for real generic access (eilers)
- // Info: Take this if you are working with OPimRecord, which is a generic base class, and
- // you need to add it into any database, you cannot generate a reference to
- // it and casting may be not approriate, too.
- // But take care that the accessing database is compatible to the real type of OPimRecord !!
+ /**
+ * Add an Opie PimRecord.
+ * Info: Take this if you are working with OPimRecords and you need to add it into any database.
+ * But take care that the accessing database is compatible to the real type of OPimRecord !!
+ * Otherwise this access will be rejected !
+ */
bool add( const OPimRecord* );
/* only the uid matters */
/**
* remove T from the backend
@@ -173,12 +175,13 @@ public:
virtual bool replace( const T& t) ;
void setReadAhead( uint count );
/**
* @internal
*/
+ virtual T cacheFind( int uid )const;
void cache( const T& )const;
void setSaneCacheSize( int );
QArray<int> records()const;
protected:
/**
@@ -189,12 +192,13 @@ protected:
void setBackEnd( BackEnd* end );
/**
* returns the backend
*/
BackEnd* backEnd();
BackEnd* m_backEnd;
+
Cache m_cache;
private:
OPimAccessTemplatePrivate *d;
};
@@ -215,13 +219,13 @@ template <class T>
bool OPimAccessTemplate<T>::load() {
invalidateCache();
return m_backEnd->load();
}
template <class T>
bool OPimAccessTemplate<T>::reload() {
- invalidateCache(); // zecke: I think this should be added (se)
+ invalidateCache();
return m_backEnd->reload();
}
template <class T>
bool OPimAccessTemplate<T>::save() {
return m_backEnd->save();
}
@@ -248,16 +252,28 @@ OPimAccessTemplate<T>::queryByExample( const T& t, int settings, const QDateTime
List lis(ints, this );
return lis;
}
template <class T>
T OPimAccessTemplate<T>::find( int uid ) const{
+ // First search in cache..
+ if ( m_cache.contains( uid ) )
+ return m_cache.find( uid );
+
T t = m_backEnd->find( uid );
cache( t );
+
return t;
}
+
+template <class T>
+T OPimAccessTemplate<T>::cacheFind( int uid ) const
+{
+ return m_cache.find( uid );
+}
+
template <class T>
T OPimAccessTemplate<T>::find( int uid, const QArray<int>& ar,
uint current, typename OTemplateBase<T>::CacheDirection dir )const {
/*
* better do T.isEmpty()
* after a find this way we would
@@ -287,23 +303,27 @@ template <class T>
bool OPimAccessTemplate<T>::add( const OPimRecord& rec) {
/* same type */
T tempInstance;
if ( rec.rtti() == tempInstance.rtti() ) {
const T& t = static_cast<const T&>(rec);
return add(t);
+ } else {
+ owarn << "Adding not possible: Objecttype mismatch" << oendl;
}
return false;
}
template <class T>
bool OPimAccessTemplate<T>::add( const OPimRecord* rec) {
/* same type, but pointer */
T tempInstance;
if ( rec -> rtti() == tempInstance.rtti() ) {
const T* t = static_cast<const T*>(rec);
return add( *t );
+ } else {
+ owarn << "Adding not possible: Objecttype mismatch" << oendl;
}
return false;
}
template <class T>
bool OPimAccessTemplate<T>::remove( const T& t ) {