Rewrite the whole of parameter and column binding almost from scratch

No more template rubbish, no more messy partial specialisation
Add copyless rebind of column to parameter
Changes in project2 to suit

3 files changed, 4 insertions, 12 deletions

diff --git a/project2/sendmailTask.cpp b/project2/sendmailTask.cpp
index fdc298d..dc04f49 100644
--- a/project2/sendmailTask.cpp
+++ b/project2/sendmailTask.cpp
@@ -2,7 +2,6 @@
 #include <boost/foreach.hpp>
 #include <stdexcept>
 #include "xmlObjectLoader.h"
-#include "modifycommand.h"
 #include "appEngine.h"
 #include "rdbmsDataSource.h"
 #include "presenter.h"
diff --git a/project2/tablepatch.cpp b/project2/tablepatch.cpp
index 3f057df..0decc1e 100644
--- a/project2/tablepatch.cpp
+++ b/project2/tablepatch.cpp
@@ -42,12 +42,6 @@ TablePatch::patch(const char * where, const char * order)
 }
 
 void
-TablePatch::copyBind(const SelectCommand * src, ModifyCommand * dest, int cola, int colb)
-{
-	(*src)[cola].rebind(dest, colb);
-}
-
-void
 TablePatch::doDeletes(const char * where, const char * order)
 {
     // -----------------------------------------------------------------
@@ -200,10 +194,11 @@ TablePatch::doUpdates(const char * where, const char * order)
     SelectCommand toUpd(db, toUpdSel.c_str());
     ModifyCommand upd(db, updSql.c_str());
     int cs = cols.size();
+	toUpd.execute();
+	for (int c = 0; c < cs; c += 1) {
+		toUpd[c].rebind(&upd, c);
+	}
     while (toUpd.fetch()) {
-        for (int c = 0; c < cs; c += 1) {
-            copyBind(&toUpd, &upd, c, c);
-        }
         upd.execute(false);
     }
 }
diff --git a/project2/tablepatch.h b/project2/tablepatch.h
index 533ee16..f317fd2 100644
--- a/project2/tablepatch.h
+++ b/project2/tablepatch.h
@@ -29,8 +29,6 @@ class TablePatch {
         void            addKey(const Column & col);
         void            patch(const char * where, const char * order);
 
-        static void     copyBind(const SelectCommand * src, ModifyCommand * dest, int cola, int colb);
-
     private:
         void            doDeletes(const char * where, const char * order);
         void            doUpdates(const char * where, const char * order);