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102 lines
2.5 KiB
C++
102 lines
2.5 KiB
C++
/*-
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* See the file LICENSE for redistribution information.
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*
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* Copyright (c) 1997, 1998
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* Sleepycat Software. All rights reserved.
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*/
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#include "config.h"
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#ifndef lint
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static const char sccsid[] = "@(#)java_Dbc.cpp 10.4 (Sleepycat) 4/10/98";
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#endif /* not lint */
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#include <jni.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include "db.h"
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#include "java_util.h"
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#include "com_sleepycat_db_Dbc.h"
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JNIEXPORT void JNICALL Java_com_sleepycat_db_Dbc_close
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(JNIEnv *jnienv, jobject jthis)
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{
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int err;
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DBC *dbc = get_DBC(jnienv, jthis);
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if (!verify_non_null(jnienv, dbc))
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return;
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err = dbc->c_close(dbc);
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if (verify_return(jnienv, err))
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{
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set_private_info(jnienv, name_DBC, jthis, 0);
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}
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}
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JNIEXPORT void JNICALL Java_com_sleepycat_db_Dbc_del
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(JNIEnv *jnienv, jobject jthis, jint flags)
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{
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int err;
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DBC *dbc = get_DBC(jnienv, jthis);
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if (!verify_non_null(jnienv, dbc))
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return;
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err = dbc->c_del(dbc, flags);
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verify_return(jnienv, err);
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}
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JNIEXPORT jint JNICALL Java_com_sleepycat_db_Dbc_get
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(JNIEnv *jnienv, jobject jthis,
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/*Dbt*/ jobject key, /*Dbt*/ jobject data, jint flags)
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{
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// Depending on flags, the user may be supplying the key,
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// or else we may have to retrieve it.
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int retrieve_key = ((flags & (DB_SET|DB_SET_RANGE|DB_SET_RECNO)) == 0);
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int err;
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DBC *dbc = get_DBC(jnienv, jthis);
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LockedDBT dbkey(jnienv, key, retrieve_key);
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if (dbkey.has_error())
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return 0;
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LockedDBT dbdata(jnienv, data, 1);
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if (dbdata.has_error())
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return 0;
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if (!verify_non_null(jnienv, dbc))
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return -1;
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err = dbc->c_get(dbc, dbkey.dbt, dbdata.dbt, flags);
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if (err != DB_NOTFOUND) {
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verify_return(jnienv, err);
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}
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return err;
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}
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JNIEXPORT void JNICALL Java_com_sleepycat_db_Dbc_put
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(JNIEnv *jnienv, jobject jthis,
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/*Dbt*/ jobject key, /*Dbt*/ jobject data, jint flags)
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{
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int err;
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DBC *dbc = get_DBC(jnienv, jthis);
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LockedDBT dbkey(jnienv, key, 0);
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if (dbkey.has_error())
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return;
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LockedDBT dbdata(jnienv, data, 0);
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if (dbdata.has_error())
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return;
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if (!verify_non_null(jnienv, dbc))
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return;
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err = dbc->c_put(dbc, dbkey.dbt, dbdata.dbt, flags);
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verify_return(jnienv, err);
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}
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JNIEXPORT void JNICALL Java_com_sleepycat_db_Dbc_finalize
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(JNIEnv *jnienv, jobject jthis)
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{
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DBC *dbc = get_DBC(jnienv, jthis);
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if (dbc) {
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// Free any data related to DBC here
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}
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}
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