Cursor< K, V > Class Template Reference

#include <Cursor.h>

Collaboration diagram for Cursor< K, V >:

Public Member Functions
	Cursor (ion_dictionary_t *dictionary, ion_predicate_t *predicate)
	~Cursor ()
bool	hasNext ()
bool	next ()
K	getKey ()
V	getValue ()

Private Attributes
ion_dictionary_t *	dictionary
ion_dict_cursor_t *	cursor
ion_record_t	record

Detailed Description

template<typename K, typename V>
class Cursor< K, V >

Definition at line 42 of file Cursor.h.

Constructor & Destructor Documentation

template<typename K, typename V>

Cursor< K, V >::Cursor ( ion_dictionary_t *  dictionary, ion_predicate_t *  predicate  )

inline

Definition at line 44 of file Cursor.h.

  {
    this->dictionary    = dictionary;
    dictionary_find(dictionary, predicate, &cursor);
    record.key          = malloc(dictionary->instance->record.key_size);
    record.value        = malloc(dictionary->instance->record.value_size);
}

Here is the call graph for this function:

template<typename K, typename V>

Cursor< K, V >::~Cursor ( )

inline

Definition at line 54 of file Cursor.h.

  {
    cursor->destroy(&cursor);
    free(record.key);
    free(record.value);
}

Member Function Documentation

template<typename K, typename V>

K Cursor< K, V >::getKey ( )

inline

Definition at line 76 of file Cursor.h.

  {
    return *((K *) record.key);
}

template<typename K, typename V>

V Cursor< K, V >::getValue ( )

inline

Definition at line 82 of file Cursor.h.

  {
    return *((V *) record.value);
}

template<typename K, typename V>

bool Cursor< K, V >::hasNext ( )

inline

Definition at line 62 of file Cursor.h.

  {
    return cursor->status == cs_cursor_initialized || cursor->status == cs_cursor_active;
}

template<typename K, typename V>

bool Cursor< K, V >::next ( )

inline

Definition at line 68 of file Cursor.h.

  {
    ion_cursor_status_t status = cursor->next(cursor, &record);

    return status == cs_cursor_initialized || status == cs_cursor_active;
}

Member Data Documentation

template<typename K, typename V>

ion_dict_cursor_t* Cursor< K, V >::cursor

private

Definition at line 90 of file Cursor.h.

template<typename K, typename V>

ion_dictionary_t* Cursor< K, V >::dictionary

private

Definition at line 89 of file Cursor.h.

template<typename K, typename V>

ion_record_t Cursor< K, V >::record

private

Definition at line 91 of file Cursor.h.

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The documentation for this class was generated from the following file:

• Cursor.h