orders_input.c File Reference

#include "c_common/orders_input.h"
#include "c_types/column_info_t.h"
#include "c_common/debug_macro.h"
#include "c_common/get_check_data.h"
#include "c_common/time_msg.h"

Include dependency graph for orders_input.c:

Go to the source code of this file.

Functions
static void	fetch_pd_orders (HeapTuple *tuple, TupleDesc *tupdesc, Column_info_t info[14], bool matrix_version, PickDeliveryOrders_t *pd_order)
void	pgr_get_pd_orders (char *pd_orders_sql, PickDeliveryOrders_t **pd_orders, size_t *total_pd_orders)
	Reads the pick-Deliver orders. More...
static void	pgr_get_pd_orders_general (char *pd_orders_sql, PickDeliveryOrders_t **pd_orders, size_t *total_pd_orders, bool with_id)
void	pgr_get_pd_orders_with_id (char *pd_orders_sql, PickDeliveryOrders_t **pd_orders, size_t *total_pd_orders)
	Reads the pick-Deliver orders. More...

Function Documentation

fetch_pd_orders()

static void fetch_pd_orders ( HeapTuple *  tuple, TupleDesc *  tupdesc, Column_info_t  info[14], bool  matrix_version, PickDeliveryOrders_t *  pd_order  )

static

Definition at line 35 of file orders_input.c.

                                        {
    pd_order->id = pgr_SPI_getBigInt(tuple, tupdesc, info[0]);
    pd_order->demand = pgr_SPI_getFloat8(tuple, tupdesc, info[1]);
 
    /*
     * the pickups
     */
    pd_order->pick_x = matrix_version ?
        0 : pgr_SPI_getFloat8(tuple, tupdesc, info[2]);
    pd_order->pick_y =  matrix_version ?
        0 : pgr_SPI_getFloat8(tuple, tupdesc, info[3]);
    pd_order->pick_open_t = pgr_SPI_getFloat8(tuple, tupdesc, info[4]);
    pd_order->pick_close_t = pgr_SPI_getFloat8(tuple, tupdesc, info[5]);
    pd_order->pick_service_t = column_found(info[6].colNumber) ?
        pgr_SPI_getFloat8(tuple, tupdesc, info[6]) : 0;
 
    /*
     * the deliveries
     */
    pd_order->deliver_x =  matrix_version ?
        0 : pgr_SPI_getFloat8(tuple, tupdesc, info[7]);
    pd_order->deliver_y =  matrix_version ?
        0 : pgr_SPI_getFloat8(tuple, tupdesc, info[8]);
    pd_order->deliver_open_t = pgr_SPI_getFloat8(tuple, tupdesc, info[9]);
    pd_order->deliver_close_t = pgr_SPI_getFloat8(tuple, tupdesc, info[10]);
    pd_order->deliver_service_t = column_found(info[11].colNumber) ?
        pgr_SPI_getFloat8(tuple, tupdesc, info[11]) : 0;
 
    pd_order->pick_node_id = matrix_version ?
        pgr_SPI_getBigInt(tuple, tupdesc, info[12]) : 0;
    pd_order->deliver_node_id = matrix_version ?
        pgr_SPI_getBigInt(tuple, tupdesc, info[13]) : 0;
}

References column_found(), PickDeliveryOrders_t::deliver_close_t, PickDeliveryOrders_t::deliver_node_id, PickDeliveryOrders_t::deliver_open_t, PickDeliveryOrders_t::deliver_service_t, PickDeliveryOrders_t::deliver_x, PickDeliveryOrders_t::deliver_y, PickDeliveryOrders_t::demand, PickDeliveryOrders_t::id, pgr_SPI_getBigInt(), pgr_SPI_getFloat8(), PickDeliveryOrders_t::pick_close_t, PickDeliveryOrders_t::pick_node_id, PickDeliveryOrders_t::pick_open_t, PickDeliveryOrders_t::pick_service_t, PickDeliveryOrders_t::pick_x, and PickDeliveryOrders_t::pick_y.

Referenced by pgr_get_pd_orders_general().

pgr_get_pd_orders()

void pgr_get_pd_orders	(	char *	pd_orders_sql,
		PickDeliveryOrders_t **	pd_orders,
		size_t *	total_pd_orders
	)

Reads the pick-Deliver orders.

Parameters

[in]	pd_orders_sql
[out]	pd_orders
[out]	total_pd_orders

Definition at line 205 of file orders_input.c.

                                 {
    pgr_get_pd_orders_general(pd_orders_sql, pd_orders, total_pd_orders, false);
}

References pgr_get_pd_orders_general().

Referenced by process().

pgr_get_pd_orders_general()

static void pgr_get_pd_orders_general ( char *  pd_orders_sql, PickDeliveryOrders_t **  pd_orders, size_t *  total_pd_orders, bool  with_id  )

static

Definition at line 78 of file orders_input.c.

                      {
    clock_t start_t = clock();
 
    const int tuple_limit = 1000000;
 
    PGR_DBG("pgr_get_pd_orders_data");
    PGR_DBG("%s", pd_orders_sql);
 
    Column_info_t info[14];
 
    int i;
    for (i = 0; i < 14; ++i) {
        info[i].colNumber = -1;
        info[i].type = 0;
        info[i].strict = true;
        info[i].eType = ANY_NUMERICAL;
    }
 
    info[0].name = "id";
    info[1].name = "demand";
    info[2].name = "p_x";
    info[3].name = "p_y";
    info[4].name = "p_open";
    info[5].name = "p_close";
    info[6].name = "p_service";
    info[7].name = "d_x";
    info[8].name = "d_y";
    info[9].name = "d_open";
    info[10].name = "d_close";
    info[11].name = "d_service";
    info[12].name = "p_node_id";
    info[13].name = "d_node_id";
 
    info[0].eType = ANY_INTEGER;
    info[12].eType = ANY_INTEGER;
    info[13].eType = ANY_INTEGER;
 
    /* service is optional*/
    info[6].strict = false;
    info[11].strict = false;
    /* nodes are going to be ignored*/
    info[12].strict = false;
    info[13].strict = false;
 
    if (with_id) {
        /* (x,y) values are ignored*/
        info[2].strict = false;
        info[3].strict = false;
        info[7].strict = false;
        info[8].strict = false;
        /* nodes are compulsory*/
        info[12].strict = true;
        info[13].strict = true;
    }
 
 
 
    size_t total_tuples;
 
    void *SPIplan;
    SPIplan = pgr_SPI_prepare(pd_orders_sql);
    Portal SPIportal;
    SPIportal = pgr_SPI_cursor_open(SPIplan);
 
    bool moredata = true;
    (*total_pd_orders) = total_tuples = 0;
 
    /* on the first tuple get the column numbers */
 
    while (moredata == true) {
        SPI_cursor_fetch(SPIportal, true, tuple_limit);
        if (total_tuples == 0) {
            pgr_fetch_column_info(info, 14);
        }
        size_t ntuples = SPI_processed;
        total_tuples += ntuples;
        PGR_DBG("SPI_processed %ld", ntuples);
        if (ntuples > 0) {
            if ((*pd_orders) == NULL)
                (*pd_orders) = (PickDeliveryOrders_t *)palloc0(
                        total_tuples * sizeof(PickDeliveryOrders_t));
            else
                (*pd_orders) = (PickDeliveryOrders_t *)repalloc(
                        (*pd_orders),
                        total_tuples * sizeof(PickDeliveryOrders_t));
 
            if ((*pd_orders) == NULL) {
                elog(ERROR, "Out of memory");
            }
 
            size_t t;
            SPITupleTable *tuptable = SPI_tuptable;
            TupleDesc tupdesc = SPI_tuptable->tupdesc;
            PGR_DBG("processing %ld", ntuples);
            for (t = 0; t < ntuples; t++) {
                HeapTuple tuple = tuptable->vals[t];
                fetch_pd_orders(&tuple, &tupdesc, info, with_id,
                        &(*pd_orders)[total_tuples - ntuples + t]);
            }
            SPI_freetuptable(tuptable);
        } else {
            moredata = false;
        }
    }
 
    SPI_cursor_close(SPIportal);
 
    if (total_tuples == 0) {
        (*total_pd_orders) = 0;
        PGR_DBG("NO orders");
        return;
    }
 
    (*total_pd_orders) = total_tuples;
    if (with_id) {
        PGR_DBG("Finish reading %ld orders for matrix", (*total_pd_orders));
    } else {
        PGR_DBG("Finish reading %ld orders for euclidean", (*total_pd_orders));
    }
    time_msg("reading edges", start_t, clock());
}

References ANY_INTEGER, ANY_NUMERICAL, Column_info_t::colNumber, Column_info_t::eType, fetch_pd_orders(), Column_info_t::name, PGR_DBG, pgr_fetch_column_info(), pgr_SPI_cursor_open(), pgr_SPI_prepare(), Column_info_t::strict, time_msg(), and Column_info_t::type.

Referenced by pgr_get_pd_orders(), and pgr_get_pd_orders_with_id().

pgr_get_pd_orders_with_id()

void pgr_get_pd_orders_with_id	(	char *	pd_orders_sql,
		PickDeliveryOrders_t **	pd_orders,
		size_t *	total_pd_orders
	)

Reads the pick-Deliver orders.

Parameters

[in]	pd_orders_sql
[out]	pd_orders
[out]	total_pd_orders

Definition at line 213 of file orders_input.c.

                                 {
    pgr_get_pd_orders_general(pd_orders_sql, pd_orders, total_pd_orders, true);
}

References pgr_get_pd_orders_general().

Referenced by process().