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Changes to create storage directory for storage engines.

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brian@zim.(none)
2005-04-26 18:19:54 -07:00
parent 8e0eb65f9a
commit 2a7c71e309
3252 changed files with 1 additions and 1 deletions
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110
storage/bdb/libdb_java/java_DbLogc.c Normal file
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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_DbLogc.c,v 11.6 2002/07/02 12:03:03 mjc Exp $";
#endif /* not lint */
#include <jni.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#ifdef DIAGNOSTIC
#include <stdio.h>
#endif
#include "db_int.h"
#include "java_util.h"
#include "com_sleepycat_db_DbLogc.h"
JNIEXPORT void JNICALL Java_com_sleepycat_db_DbLogc_close
(JNIEnv *jnienv, jobject jthis, jint flags)
{
int err;
DB_LOGC *dblogc = get_DB_LOGC(jnienv, jthis);
if (!verify_non_null(jnienv, dblogc))
return;
err = dblogc->close(dblogc, flags);
if (verify_return(jnienv, err, 0)) {
set_private_dbobj(jnienv, name_DB_LOGC, jthis, 0);
}
}
JNIEXPORT jint JNICALL Java_com_sleepycat_db_DbLogc_get
(JNIEnv *jnienv, jobject jthis,
/*DbLsn*/ jobject lsn, /*Dbt*/ jobject data, jint flags)
{
int err, retry;
DB_LOGC *dblogc;
DB_LSN *dblsn;
LOCKED_DBT ldata;
OpKind dataop;
/*
* Depending on flags, the user may be supplying the key,
* or else we may have to retrieve it.
*/
err = 0;
dataop = outOp;
dblogc = get_DB_LOGC(jnienv, jthis);
dblsn = get_DB_LSN(jnienv, lsn);
if (locked_dbt_get(&ldata, jnienv, dblogc->dbenv, data, dataop) != 0)
goto out1;
if (!verify_non_null(jnienv, dblogc))
goto out1;
for (retry = 0; retry < 3; retry++) {
err = dblogc->get(dblogc, dblsn, &ldata.javainfo->dbt, flags);
/*
* If we failed due to lack of memory in our DBT arrays,
* retry.
*/
if (err != ENOMEM)
break;
if (!locked_dbt_realloc(&ldata, jnienv, dblogc->dbenv))
break;
}
out1:
locked_dbt_put(&ldata, jnienv, dblogc->dbenv);
if (!DB_RETOK_LGGET(err)) {
if (verify_dbt(jnienv, err, &ldata))
verify_return(jnienv, err, 0);
}
return (err);
}
JNIEXPORT void JNICALL Java_com_sleepycat_db_DbLogc_finalize
(JNIEnv *jnienv, jobject jthis)
{
/*
* Free any data related to DB_LOGC here.
* If we ever have java-only data embedded in the DB_LOGC
* and need to do this, we'll have to track DbLogc's
* according to which DbEnv owns them, just as
* we track Db's according to which DbEnv owns them.
* That's necessary to avoid double freeing that
* comes about when closes interact with GC.
*/
#ifdef DIAGNOSTIC
DB_LOGC *dblogc;
dblogc = get_DB_LOGC(jnienv, jthis);
if (dblogc != NULL)
fprintf(stderr, "Java API: DbLogc has not been closed\n");
#else
COMPQUIET(jnienv, NULL);
COMPQUIET(jthis, NULL);
#endif
}