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/* $Id: hashtable.i 4424 2005-02-18 20:10:01Z sean $
*/
%{
#include "../../maphash.h"
%}
/* ========================================================================
* Include maphash header, first stating declarations to ignore
* ======================================================================== */
/* ignore the hashObj struct */
%ignore hashObj;
/* ignore items and make numitems immutable */
%ignore items;
%immutable numitems;
%include "../../maphash.h"
/* ========================================================================
* Extension methods
* ======================================================================== */
%extend hashTableObj {
/* New instance */
#if defined(SWIGJAVA) || defined(SWIGCSHARP)
hashTableObj() {
#else
hashTableObj(void) {
#endif
return msCreateHashTable();
}
/* Destroy instance */
~hashTableObj() {
msFreeHashTable(self);
}
/* set a hash item given key and value */
int set(char *key, char *value) {
if (msInsertHashTable(self, key, value) == NULL) {
return MS_FAILURE;
}
return MS_SUCCESS;
}
/* get value from item by its key */
char *get(char *key, char *default_value=NULL) {
char *value = NULL;
if (!key) {
msSetError(MS_HASHERR, "NULL key", "get");
}
value = (char *) msLookupHashTable(self, key);
if (!value) {
return default_value;
}
return value;
}
/* Remove one item from hash table */
int remove(char *key) {
return msRemoveHashTable(self, key);
}
/* Clear all items in hash table (to NULL) */
void clear(void) {
msFreeHashItems(self);
initHashTable(self);
}
/* Return the next key or first key if prevkey == NULL */
const char *nextKey(char *prevkey=NULL) {
return msNextKeyFromHashTable(self, (const char *) prevkey);
}
}
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