scip_table.c

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/*         SCIP --- Solving Constraint Integer Programs                      */
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/**@file   scip_table.c
 * @ingroup OTHER_CFILES
 * @brief  public methods for statistics table plugins
 * @author Tobias Achterberg
 * @author Timo Berthold
 * @author Gerald Gamrath
 * @author Leona Gottwald
 * @author Stefan Heinz
 * @author Gregor Hendel
 * @author Thorsten Koch
 * @author Alexander Martin
 * @author Marc Pfetsch
 * @author Michael Winkler
 * @author Kati Wolter
 *
 * @todo check all SCIP_STAGE_* switches, and include the new stages TRANSFORMED and INITSOLVE
 */
 
/*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
 
#include "scip/debug.h"
#include "scip/pub_message.h"
#include "scip/scip_table.h"
#include "scip/set.h"
#include "scip/struct_mem.h"
#include "scip/struct_scip.h"
#include "scip/struct_set.h"
#include "scip/table.h"
 
 
/** creates a statistics table and includes it in SCIP
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
         - \ref SCIP_STAGE_INIT
         - \ref SCIP_STAGE_PROBLEM
 */
SCIP_RETCODE SCIPincludeTable(
   SCIP*                 scip,               /**< SCIP data structure */
   const char*           name,               /**< name of statistics table */
   const char*           desc,               /**< description of statistics table */
   SCIP_Bool             active,             /**< should the table be activated by default? */
   SCIP_DECL_TABLECOPY   ((*tablecopy)),     /**< copy method of statistics table or NULL if you don't want to copy your plugin into sub-SCIPs */
   SCIP_DECL_TABLEFREE   ((*tablefree)),     /**< destructor of statistics table */
   SCIP_DECL_TABLEINIT   ((*tableinit)),     /**< initialize statistics table */
   SCIP_DECL_TABLEEXIT   ((*tableexit)),     /**< deinitialize statistics table */
   SCIP_DECL_TABLEINITSOL ((*tableinitsol)), /**< solving process initialization method of statistics table */
   SCIP_DECL_TABLEEXITSOL ((*tableexitsol)), /**< solving process deinitialization method of statistics table */
   SCIP_DECL_TABLEOUTPUT ((*tableoutput)),   /**< output method */
   SCIP_TABLEDATA*       tabledata,          /**< statistics table data */
   int                   position,           /**< position of statistics table */
   SCIP_STAGE            earlieststage       /**< output of the statistics table is only printed from this stage onwards */
   )
{
   SCIP_TABLE* table;
 
   SCIP_CALL( SCIPcheckStage(scip, "SCIPincludeTable", TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE) );
 
   /* check whether statistics table is already present */
   if( SCIPfindTable(scip, name) != NULL )
   {
      SCIPerrorMessage("statistics table <%s> already included.\n", name);
      return SCIP_INVALIDDATA;
   }
 
   SCIP_CALL( SCIPtableCreate(&table, scip->set, scip->messagehdlr, scip->mem->setmem,
         name, desc, active, tablecopy,
         tablefree, tableinit, tableexit, tableinitsol, tableexitsol, tableoutput, tabledata,
         position, earlieststage) );
   SCIP_CALL( SCIPsetIncludeTable(scip->set, table) );
 
   return SCIP_OKAY;
}
 
/** returns the statistics table of the given name, or NULL if not existing */
SCIP_TABLE* SCIPfindTable(
   SCIP*                 scip,               /**< SCIP data structure */
   const char*           name                /**< name of statistics table */
   )
{
   assert(scip != NULL);
   assert(scip->set != NULL);
   assert(name != NULL);
 
   return SCIPsetFindTable(scip->set, name);
}
 
/** returns the array of currently available statistics tables */
SCIP_TABLE** SCIPgetTables(
   SCIP*                 scip                /**< SCIP data structure */
   )
{
   assert(scip != NULL);
   assert(scip->set != NULL);
 
   return scip->set->tables;
}
 
/** returns the number of currently available statistics tables */
int SCIPgetNTables(
   SCIP*                 scip                /**< SCIP data structure */
   )
{
   assert(scip != NULL);
   assert(scip->set != NULL);
 
   return scip->set->ntables;
}