java_dbt.c

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/*-
 * See the file LICENSE for redistribution information.
 *
 * Copyright (c) 1997-2002
 *	Sleepycat Software.  All rights reserved.
 */
#include "db_config.h"

#ifndef lint
static const char revid[] = "$Id: java_Dbt.c,v 11.18 2002/06/20 11:11:55 mjc Exp $";
#endif /* not lint */

#include <jni.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>

#include "db_int.h"
#include "java_util.h"
#include "com_sleepycat_db_Dbt.h"

JNIEXPORT void JNICALL Java_com_sleepycat_db_Dbt_init
  (JNIEnv *jnienv, jobject jthis)
{
	DBT_JAVAINFO *dbtji;

	dbtji = dbjit_construct();
	set_private_dbobj(jnienv, name_DBT, jthis, dbtji);
}

JNIEXPORT jbyteArray JNICALL Java_com_sleepycat_db_Dbt_create_1data
  (JNIEnv *jnienv, jobject jthis)
{
	DBT_JAVAINFO *db_this;
	jbyteArray arr = NULL;
	int len;

	db_this = get_DBT_JAVAINFO(jnienv, jthis);
	if (verify_non_null(jnienv, db_this)) {
		len = db_this->dbt.size;
		if ((arr = (*jnienv)->NewByteArray(jnienv, len)) == NULL)
			goto out;
		(*jnienv)->SetByteArrayRegion(jnienv, arr, 0, len,
					      db_this->dbt.data);
	}
out:	return (arr);
}

JNIEXPORT void JNICALL Java_com_sleepycat_db_Dbt_finalize
  (JNIEnv *jnienv, jobject jthis)
{
	DBT_JAVAINFO *dbtji;

	dbtji = get_DBT_JAVAINFO(jnienv, jthis);
	if (dbtji) {
		/* Free any data related to DBT here */
		dbjit_destroy(dbtji);
	}
}