Geoiterators: Remove unused data members

src/geo_iterator/grib_iterator.cc

@@ -25,19 +25,17 @@ int Iterator::init(grib_handle* h, grib_arguments* args)
 /* For this one, ALL destroy are called */
 int Iterator::destroy()
 {
-    delete context_;
     delete this;
     return GRIB_SUCCESS;
 }
 
 eccodes::geo_iterator::Iterator* gribIteratorNew(const grib_handle* ch, unsigned long flags, int* error)
 {
-    grib_handle* h                = (grib_handle*)ch;
+    *error = GRIB_NOT_IMPLEMENTED;
-    grib_accessor* a              = NULL;
+
-    grib_accessor_iterator_t* ita = NULL;
+    grib_handle* h = (grib_handle*)ch;
-    *error                        = GRIB_NOT_IMPLEMENTED;
+    grib_accessor* a = grib_find_accessor(h, "ITERATOR");
-    a                             = grib_find_accessor(h, "ITERATOR");
+    grib_accessor_iterator_t* ita = (grib_accessor_iterator_t*)a;
-    ita                           = (grib_accessor_iterator_t*)a;
 
     if (!a)
         return NULL;

src/geo_iterator/grib_iterator.h

@@ -33,7 +33,6 @@ public:
     unsigned long flags_;
 
 protected:
-    grib_context* context_;
     grib_handle* h_;
     double* data_;   /**  data values */
     mutable long e_; /**  current element */

src/geo_iterator/grib_iterator_class_gaussian_reduced.cc

@@ -366,8 +366,8 @@ finalise:
 
 int GaussianReduced::destroy()
 {
+    DEBUG_ASSERT(h_);
     const grib_context* c = h_->context;
-
     grib_context_free(c, lats_);
     grib_context_free(c, lons_);
 

src/geo_iterator/grib_iterator_class_gen.cc

@@ -15,25 +15,25 @@ namespace eccodes::geo_iterator {
 int Gen::init(grib_handle* h, grib_arguments* args)
 {
     int err = GRIB_SUCCESS;
-    lats_ = lons_ = NULL;
+    lats_ = lons_ = data_ = NULL;
 
     if ((err = Iterator::init(h, args)) != GRIB_SUCCESS)
         return err;
 
-    size_t dli              = 0;
+    // Skip the 1st argument which is the name of the iterator itself
-    const char* s_rawData   = NULL;
+    // e.g., latlon, gaussian_reduced etc
-    const char* s_numPoints = NULL;
+    carg_ = 1; // start from 1 and not 0
-    long numberOfPoints     = 0;
-    carg_                   = 1;
 
-    s_numPoints   = grib_arguments_get_name(h, args, carg_++);
+    const char* s_numPoints    = grib_arguments_get_name(h, args, carg_++);
-    missingValue_ = grib_arguments_get_name(h, args, carg_++);
+    // The missingValue argument is not currently used. Skip it
-    s_rawData     = grib_arguments_get_name(h, args, carg_++);
+    carg_++;  //const char* s_missingValue = grib_arguments_get_name(h, args, carg_++);
+    const char* s_rawData      = grib_arguments_get_name(h, args, carg_++);
 
-    data_ = NULL;
+    size_t dli = 0;
     if ((err = grib_get_size(h, s_rawData, &dli)) != GRIB_SUCCESS)
         return err;
 
+    long numberOfPoints = 0;
     if ((err = grib_get_long_internal(h, s_numPoints, &numberOfPoints)) != GRIB_SUCCESS)
         return err;
 

src/geo_iterator/grib_iterator_class_gen.h

@@ -34,8 +34,7 @@ protected:
     double* lons_;
 
 private:
-    const char* missingValue_;
+    //int get(double*, double*, double*);
-    // int get(double*, double*, double*);
 };
 
 }  // namespace eccodes::geo_iterator

src/geo_iterator/grib_iterator_class_healpix.cc

@@ -280,9 +280,7 @@ int Healpix::init(grib_handle* h, grib_arguments* args)
         return GRIB_WRONG_GRID;
     }
 
-    char ordering[32] = {
+    char ordering[32] = {0,};
-        0,
-    };
     size_t slen = sizeof(ordering);
     if ((err = grib_get_string_internal(h, sorder, ordering, &slen)) != GRIB_SUCCESS) {
         return err;
@@ -349,8 +347,10 @@ int Healpix::next(double* lat, double* lon, double* val) const
 
 int Healpix::destroy()
 {
-    grib_context_free(context_, lats_);
+    DEBUG_ASSERT(h_);
-    grib_context_free(context_, lons_);
+    const grib_context* c = h_->context;
+    grib_context_free(c, lats_);
+    grib_context_free(c, lons_);
 
     return Gen::destroy();
 }

src/geo_iterator/grib_iterator_class_lambert_azimuthal_equal_area.cc

@@ -429,8 +429,8 @@ int LambertAzimuthalEqualArea::init(grib_handle* h, grib_arguments* args)
 
 int LambertAzimuthalEqualArea::destroy()
 {
+    DEBUG_ASSERT(h_);
     const grib_context* c = h_->context;
-
     grib_context_free(c, lats_);
     grib_context_free(c, lons_);
 

src/geo_iterator/grib_iterator_class_lambert_conformal.cc

@@ -478,8 +478,8 @@ int LambertConformal::next(double* lat, double* lon, double* val) const
 
 int LambertConformal::destroy()
 {
+    DEBUG_ASSERT(h_);
     const grib_context* c = h_->context;
-
     grib_context_free(c, lats_);
     grib_context_free(c, lons_);
 

src/geo_iterator/grib_iterator_class_latlon_reduced.cc

@@ -130,8 +130,8 @@ int LatlonReduced::init(grib_handle* h, grib_arguments* args)
 
 int LatlonReduced::destroy()
 {
+    DEBUG_ASSERT(h_);
     const grib_context* c = h_->context;
-
     grib_context_free(c, lats_);
     grib_context_free(c, lons_);
 

src/geo_iterator/grib_iterator_class_mercator.cc

@@ -273,8 +273,8 @@ int Mercator::next(double* lat, double* lon, double* val) const
 
 int Mercator::destroy()
 {
+    DEBUG_ASSERT(h_);
     const grib_context* c = h_->context;
-
     grib_context_free(c, lats_);
     grib_context_free(c, lons_);
 

src/geo_iterator/grib_iterator_class_polar_stereographic.cc

@@ -302,8 +302,8 @@ int PolarStereographic::init(grib_handle* h, grib_arguments* args)
 
 int PolarStereographic::destroy()
 {
+    DEBUG_ASSERT(h_);
     const grib_context* c = h_->context;
-
     grib_context_free(c, lats_);
     grib_context_free(c, lons_);
 

src/geo_iterator/grib_iterator_class_regular.cc

@@ -48,6 +48,7 @@ int Regular::previous(double* lat, double* lon, double* val) const
 
 int Regular::destroy()
 {
+    DEBUG_ASSERT(h_);
     const grib_context* c = h_->context;
     grib_context_free(c, lats_);
     grib_context_free(c, lons_);

src/geo_iterator/grib_iterator_class_space_view.cc

@@ -313,8 +313,8 @@ int SpaceView::init(grib_handle* h, grib_arguments* args)
 
 int SpaceView::destroy()
 {
+    DEBUG_ASSERT(h_);
     const grib_context* c = h_->context;
-
     grib_context_free(c, lats_);
     grib_context_free(c, lons_);