Import BSDDB 4.7.25 (as of svn r89086)
This commit is contained in:
Zachary Ware
663
libdb_java/java_callbacks.i
Normal file
663
libdb_java/java_callbacks.i
Normal file
@@ -0,0 +1,663 @@
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/* Callbacks */
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%define JAVA_CALLBACK(_sig, _jclass, _name)
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JAVA_TYPEMAP(_sig, _jclass, jboolean)
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%typemap(jtype) _sig "boolean"
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%typemap(javain) _sig %{ (_name##_handler = $javainput) != null %}
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/*
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* The Java object is stored in the Db or DbEnv class.
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* Here we only care whether it is non-NULL.
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*/
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%typemap(in) _sig %{
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$1 = ($input == JNI_TRUE) ? __dbj_##_name : NULL;
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%}
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%enddef
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%{
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static void __dbj_error(const DB_ENV *dbenv,
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const char *prefix, const char *msg)
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{
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JNIEnv *jenv = __dbj_get_jnienv();
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jobject jdbenv = (jobject)DB_ENV_INTERNAL(dbenv);
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jobject jmsg;
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COMPQUIET(prefix, NULL);
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if (jdbenv != NULL){
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jmsg = (*jenv)->NewStringUTF(jenv, msg);
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(*jenv)->CallNonvirtualVoidMethod(jenv, jdbenv, dbenv_class,
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errcall_method, jmsg);
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(*jenv)->DeleteLocalRef(jenv, jmsg);
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}
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}
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static void __dbj_env_feedback(DB_ENV *dbenv, int opcode, int percent)
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{
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JNIEnv *jenv = __dbj_get_jnienv();
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jobject jdbenv = (jobject)DB_ENV_INTERNAL(dbenv);
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if (jdbenv != NULL)
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(*jenv)->CallNonvirtualVoidMethod(jenv, jdbenv, dbenv_class,
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env_feedback_method, opcode, percent);
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}
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static void __dbj_message(const DB_ENV *dbenv, const char *msg)
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{
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JNIEnv *jenv = __dbj_get_jnienv();
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jobject jdbenv = (jobject)DB_ENV_INTERNAL(dbenv);
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jobject jmsg;
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if (jdbenv != NULL){
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jmsg = (*jenv)->NewStringUTF(jenv, msg);
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(*jenv)->CallNonvirtualVoidMethod(jenv, jdbenv, dbenv_class,
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msgcall_method, jmsg);
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(*jenv)->DeleteLocalRef(jenv, jmsg);
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}
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}
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static void __dbj_panic(DB_ENV *dbenv, int err)
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{
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JNIEnv *jenv = __dbj_get_jnienv();
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jobject jdbenv = (jobject)DB_ENV_INTERNAL(dbenv);
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if (jdbenv != NULL)
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(*jenv)->CallNonvirtualVoidMethod(jenv, jdbenv, dbenv_class,
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paniccall_method,
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__dbj_get_except(jenv, err, NULL, NULL, jdbenv));
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}
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static int __dbj_app_dispatch(DB_ENV *dbenv,
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DBT *dbt, DB_LSN *lsn, db_recops recops)
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{
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JNIEnv *jenv = __dbj_get_jnienv();
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jobject jdbenv = (jobject)DB_ENV_INTERNAL(dbenv);
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jobject jdbt, jlsn;
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jbyteArray jdbtarr;
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int ret;
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if (jdbenv == NULL)
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return (EINVAL);
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jdbt = (*jenv)->NewObject(jenv, dbt_class, dbt_construct);
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__dbj_dbt_copyout(jenv, dbt, &jdbtarr, jdbt);
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if (jdbt == NULL)
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return (ENOMEM); /* An exception is pending */
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jlsn = (lsn == NULL) ? NULL : __dbj_wrap_DB_LSN(jenv, lsn);
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ret = (*jenv)->CallNonvirtualIntMethod(jenv, jdbenv, dbenv_class,
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app_dispatch_method, jdbt, jlsn, recops);
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if ((*jenv)->ExceptionOccurred(jenv)) {
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/* The exception will be thrown, so this could be any error. */
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ret = EINVAL;
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}
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(*jenv)->DeleteLocalRef(jenv, jdbtarr);
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(*jenv)->DeleteLocalRef(jenv, jdbt);
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if (jlsn != NULL)
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(*jenv)->DeleteLocalRef(jenv, jlsn);
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return (ret);
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}
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static void __dbj_event_notify(DB_ENV *dbenv, u_int32_t event_id, void * info)
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{
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JNIEnv *jenv = __dbj_get_jnienv();
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jobject jdbenv = (jobject)DB_ENV_INTERNAL(dbenv);
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if (jdbenv == NULL)
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return ;
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switch (event_id) {
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case DB_EVENT_PANIC:
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(*jenv)->CallNonvirtualVoidMethod(jenv, jdbenv,
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dbenv_class, panic_event_notify_method);
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break;
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case DB_EVENT_REP_CLIENT:
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(*jenv)->CallNonvirtualVoidMethod(jenv, jdbenv,
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dbenv_class, rep_client_event_notify_method);
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break;
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case DB_EVENT_REP_ELECTED:
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(*jenv)->CallNonvirtualVoidMethod(jenv, jdbenv,
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dbenv_class, rep_elected_event_notify_method);
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break;
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case DB_EVENT_REP_MASTER:
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(*jenv)->CallNonvirtualVoidMethod(jenv, jdbenv,
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dbenv_class, rep_master_event_notify_method);
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break;
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case DB_EVENT_REP_NEWMASTER:
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(*jenv)->CallNonvirtualVoidMethod(jenv, jdbenv,
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dbenv_class, rep_new_master_event_notify_method,
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*(int*)info);
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break;
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case DB_EVENT_REP_PERM_FAILED:
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(*jenv)->CallNonvirtualVoidMethod(jenv, jdbenv,
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dbenv_class, rep_perm_failed_event_notify_method);
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break;
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case DB_EVENT_REP_STARTUPDONE:
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(*jenv)->CallNonvirtualVoidMethod(jenv, jdbenv,
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dbenv_class, rep_startup_done_event_notify_method);
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break;
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case DB_EVENT_WRITE_FAILED:
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(*jenv)->CallNonvirtualVoidMethod(jenv, jdbenv,
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dbenv_class, write_failed_event_notify_method,
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*(int*)info);
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break;
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default:
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dbenv->errx(dbenv, "Unhandled event callback in the Java API");
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DB_ASSERT(dbenv->env, 0);
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}
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}
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static int __dbj_rep_transport(DB_ENV *dbenv,
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const DBT *control, const DBT *rec, const DB_LSN *lsn, int envid,
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u_int32_t flags)
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{
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JNIEnv *jenv = __dbj_get_jnienv();
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jobject jdbenv = (jobject)DB_ENV_INTERNAL(dbenv);
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jobject jcontrol, jrec, jlsn;
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jbyteArray jcontrolarr, jrecarr;
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int ret;
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if (jdbenv == NULL)
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return (EINVAL);
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jcontrol = (*jenv)->NewObject(jenv, dbt_class, dbt_construct);
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jrec = (*jenv)->NewObject(jenv, dbt_class, dbt_construct);
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if (jcontrol == NULL || jrec == NULL)
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return (ENOMEM); /* An exception is pending */
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__dbj_dbt_copyout(jenv, control, &jcontrolarr, jcontrol);
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__dbj_dbt_copyout(jenv, rec, &jrecarr, jrec);
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jlsn = (lsn == NULL) ? NULL : __dbj_wrap_DB_LSN(jenv, (DB_LSN *)lsn);
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if (jcontrolarr == NULL || jrecarr == NULL)
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return (ENOMEM); /* An exception is pending */
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ret = (*jenv)->CallNonvirtualIntMethod(jenv, jdbenv, dbenv_class,
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rep_transport_method, jcontrol, jrec, jlsn, envid, flags);
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if ((*jenv)->ExceptionOccurred(jenv)) {
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/* The exception will be thrown, so this could be any error. */
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ret = EINVAL;
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}
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(*jenv)->DeleteLocalRef(jenv, jrecarr);
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(*jenv)->DeleteLocalRef(jenv, jcontrolarr);
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(*jenv)->DeleteLocalRef(jenv, jrec);
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(*jenv)->DeleteLocalRef(jenv, jcontrol);
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if (jlsn != NULL)
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(*jenv)->DeleteLocalRef(jenv, jlsn);
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return (ret);
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}
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static int __dbj_foreignkey_nullify(DB *db,
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const DBT *key, DBT *data, const DBT *skey, int *changed)
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{
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DBT_LOCKED lresult;
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JNIEnv *jenv = __dbj_get_jnienv();
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jobject jdb = (jobject)DB_INTERNAL(db);
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jobject jkey, jdata, jskey;
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jbyteArray jkeyarr, jdataarr, jskeyarr;
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jboolean jresult;
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int ret;
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if (jdb == NULL)
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return (EINVAL);
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jkey = (key->app_data != NULL) ?
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((DBT_LOCKED *)key->app_data)->jdbt :
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(*jenv)->NewObject(jenv, dbt_class, dbt_construct);
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jdata = (data->app_data != NULL) ?
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((DBT_LOCKED *)data->app_data)->jdbt :
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(*jenv)->NewObject(jenv, dbt_class, dbt_construct);
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jskey = (skey->app_data != NULL) ?
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((DBT_LOCKED *)skey->app_data)->jdbt :
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(*jenv)->NewObject(jenv, dbt_class, dbt_construct);
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if (jkey == NULL || jdata == NULL || jskey == NULL)
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return (ENOMEM); /* An exception is pending */
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if (key->app_data == NULL) {
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__dbj_dbt_copyout(jenv, key, &jkeyarr, jkey);
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if (jkeyarr == NULL)
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return (ENOMEM); /* An exception is pending */
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}
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if (data->app_data == NULL) {
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__dbj_dbt_copyout(jenv, data, &jdataarr, jdata);
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if (jdataarr == NULL)
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return (ENOMEM); /* An exception is pending */
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}
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if (skey->app_data == NULL) {
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__dbj_dbt_copyout(jenv, skey, &jskeyarr, jskey);
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if (jskeyarr == NULL)
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return (ENOMEM); /* An exception is pending */
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}
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jresult = (*jenv)->CallNonvirtualBooleanMethod(jenv, jdb, db_class, foreignkey_nullify_method, jkey, jdata, jskey);
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if ((*jenv)->ExceptionOccurred(jenv)) {
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/* The exception will be thrown, so this could be any error. */
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ret = EINVAL;
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goto err;
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}
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if (jresult == JNI_FALSE)
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*changed = ret = 0;
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else{
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*changed = 1;
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/* copy jdata into data */
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if ((ret = __dbj_dbt_copyin(jenv, &lresult, NULL, jdata, 0)) != 0)
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goto err;
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if (lresult.dbt.size != 0){
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data->size = lresult.dbt.size;
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if ((ret = __os_umalloc(
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NULL, data->size, &data->data)) != 0)
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goto err;
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if ((ret = __dbj_dbt_memcopy(&lresult.dbt, 0,
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data->data, data->size, DB_USERCOPY_GETDATA)) != 0)
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goto err;
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__dbj_dbt_release(jenv, jdata, &lresult.dbt, &lresult);
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(*jenv)->DeleteLocalRef(jenv, lresult.jarr);
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F_SET(data, DB_DBT_APPMALLOC);
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}
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}
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err: if (key->app_data == NULL) {
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(*jenv)->DeleteLocalRef(jenv, jkeyarr);
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(*jenv)->DeleteLocalRef(jenv, jkey);
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||||
}
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||||
if (data->app_data == NULL) {
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||||
(*jenv)->DeleteLocalRef(jenv, jdataarr);
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||||
(*jenv)->DeleteLocalRef(jenv, jdata);
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||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
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||||
static int __dbj_seckey_create(DB *db,
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||||
const DBT *key, const DBT *data, DBT *result)
|
||||
{
|
||||
JNIEnv *jenv = __dbj_get_jnienv();
|
||||
jobject jdb = (jobject)DB_INTERNAL(db);
|
||||
jobject jkey, jdata, jresult;
|
||||
jobjectArray jskeys;
|
||||
jsize i, num_skeys;
|
||||
jbyteArray jkeyarr, jdataarr;
|
||||
DBT_LOCKED lresult;
|
||||
DBT *tresult;
|
||||
int ret;
|
||||
|
||||
if (jdb == NULL)
|
||||
return (EINVAL);
|
||||
|
||||
jkey = (key->app_data != NULL) ?
|
||||
((DBT_LOCKED *)key->app_data)->jdbt :
|
||||
(*jenv)->NewObject(jenv, dbt_class, dbt_construct);
|
||||
jdata = (data->app_data != NULL) ?
|
||||
((DBT_LOCKED *)data->app_data)->jdbt :
|
||||
(*jenv)->NewObject(jenv, dbt_class, dbt_construct);
|
||||
if (jkey == NULL || jdata == NULL)
|
||||
return (ENOMEM); /* An exception is pending */
|
||||
|
||||
if (key->app_data == NULL) {
|
||||
__dbj_dbt_copyout(jenv, key, &jkeyarr, jkey);
|
||||
if (jkeyarr == NULL)
|
||||
return (ENOMEM); /* An exception is pending */
|
||||
}
|
||||
if (data->app_data == NULL) {
|
||||
__dbj_dbt_copyout(jenv, data, &jdataarr, jdata);
|
||||
if (jdataarr == NULL)
|
||||
return (ENOMEM); /* An exception is pending */
|
||||
}
|
||||
|
||||
jskeys = (jobjectArray)(*jenv)->CallNonvirtualObjectMethod(jenv,
|
||||
jdb, db_class, seckey_create_method, jkey, jdata);
|
||||
|
||||
if (jskeys == NULL ||
|
||||
(num_skeys = (*jenv)->GetArrayLength(jenv, jskeys)) == 0) {
|
||||
ret = DB_DONOTINDEX;
|
||||
goto err;
|
||||
} else if (num_skeys == 1) {
|
||||
memset(result, 0, sizeof (DBT));
|
||||
tresult = result;
|
||||
} else {
|
||||
if ((ret = __os_umalloc(db->env,
|
||||
num_skeys * sizeof (DBT), &result->data)) != 0)
|
||||
goto err;
|
||||
memset(result->data, 0, num_skeys * sizeof (DBT));
|
||||
result->size = num_skeys;
|
||||
F_SET(result, DB_DBT_APPMALLOC | DB_DBT_MULTIPLE);
|
||||
tresult = (DBT *)result->data;
|
||||
}
|
||||
|
||||
if ((*jenv)->ExceptionOccurred(jenv)) {
|
||||
/* The exception will be thrown, so this could be any error. */
|
||||
ret = EINVAL;
|
||||
goto err;
|
||||
}
|
||||
|
||||
for (i = 0; i < num_skeys; i++, tresult++) {
|
||||
jresult = (*jenv)->GetObjectArrayElement(jenv, jskeys, i);
|
||||
|
||||
if ((ret =
|
||||
__dbj_dbt_copyin(jenv, &lresult, NULL, jresult, 0)) != 0)
|
||||
goto err;
|
||||
|
||||
if (lresult.dbt.size != 0) {
|
||||
/* If there's data, we need to take a copy of it. */
|
||||
tresult->size = lresult.dbt.size;
|
||||
if ((ret = __os_umalloc(NULL,
|
||||
tresult->size, &tresult->data)) != 0)
|
||||
goto err;
|
||||
if ((ret = __dbj_dbt_memcopy(&lresult.dbt, 0,
|
||||
tresult->data, tresult->size,
|
||||
DB_USERCOPY_GETDATA)) != 0)
|
||||
goto err;
|
||||
__dbj_dbt_release(jenv,
|
||||
jresult, &lresult.dbt, &lresult);
|
||||
(*jenv)->DeleteLocalRef(jenv, lresult.jarr);
|
||||
F_SET(tresult, DB_DBT_APPMALLOC);
|
||||
}
|
||||
|
||||
(*jenv)->DeleteLocalRef(jenv, jresult);
|
||||
}
|
||||
|
||||
err: if (key->app_data == NULL) {
|
||||
(*jenv)->DeleteLocalRef(jenv, jkeyarr);
|
||||
(*jenv)->DeleteLocalRef(jenv, jkey);
|
||||
}
|
||||
if (data->app_data == NULL) {
|
||||
(*jenv)->DeleteLocalRef(jenv, jdataarr);
|
||||
(*jenv)->DeleteLocalRef(jenv, jdata);
|
||||
}
|
||||
|
||||
return (ret);
|
||||
}
|
||||
|
||||
static int __dbj_append_recno(DB *db, DBT *dbt, db_recno_t recno)
|
||||
{
|
||||
JNIEnv *jenv = __dbj_get_jnienv();
|
||||
jobject jdb = (jobject)DB_INTERNAL(db);
|
||||
jobject jdbt;
|
||||
DBT_LOCKED lresult;
|
||||
jbyteArray jdbtarr;
|
||||
int ret;
|
||||
|
||||
if (jdb == NULL)
|
||||
return (EINVAL);
|
||||
|
||||
/*
|
||||
* The dbt we're passed will be from the application, but we can't
|
||||
* just reuse it, since we will have already taken a copy of the data.
|
||||
* Make a new DatabaseEntry object here for the callback.
|
||||
*/
|
||||
jdbt = (*jenv)->NewObject(jenv, dbt_class, dbt_construct);
|
||||
if (jdbt == NULL)
|
||||
return (ENOMEM); /* An exception is pending */
|
||||
|
||||
__dbj_dbt_copyout(jenv, dbt, &jdbtarr, jdbt);
|
||||
if (jdbtarr == NULL)
|
||||
return (ENOMEM); /* An exception is pending */
|
||||
|
||||
ret = 0;
|
||||
(*jenv)->CallNonvirtualVoidMethod(jenv, jdb, db_class,
|
||||
append_recno_method, jdbt, recno);
|
||||
|
||||
if ((*jenv)->ExceptionOccurred(jenv)) {
|
||||
/* The exception will be thrown, so this could be any error. */
|
||||
return (EINVAL);
|
||||
}
|
||||
|
||||
ret = __dbj_dbt_copyin(jenv, &lresult, NULL, jdbt, 0);
|
||||
memset(dbt, 0, sizeof (DBT));
|
||||
|
||||
if (ret == 0 && lresult.dbt.size != 0) {
|
||||
/* If there's data, we need to take a copy of it. */
|
||||
dbt->size = lresult.dbt.size;
|
||||
if ((ret =
|
||||
__os_umalloc(NULL, dbt->size, &dbt->data)) != 0)
|
||||
goto err;
|
||||
if ((ret = __dbj_dbt_memcopy(&lresult.dbt, 0,
|
||||
dbt->data, dbt->size,
|
||||
DB_USERCOPY_GETDATA)) != 0)
|
||||
goto err;
|
||||
__dbj_dbt_release(jenv, jdbt, &lresult.dbt, &lresult);
|
||||
(*jenv)->DeleteLocalRef(jenv, lresult.jarr);
|
||||
F_SET(dbt, DB_DBT_APPMALLOC);
|
||||
}
|
||||
|
||||
err: (*jenv)->DeleteLocalRef(jenv, jdbtarr);
|
||||
(*jenv)->DeleteLocalRef(jenv, jdbt);
|
||||
|
||||
return (ret);
|
||||
}
|
||||
|
||||
/*
|
||||
* Shared by __dbj_bt_compare and __dbj_h_compare
|
||||
*/
|
||||
static int __dbj_am_compare(DB *db, const DBT *dbt1, const DBT *dbt2,
|
||||
jmethodID compare_method)
|
||||
{
|
||||
JNIEnv *jenv = __dbj_get_jnienv();
|
||||
jobject jdb = (jobject)DB_INTERNAL(db);
|
||||
jbyteArray jdbtarr1, jdbtarr2;
|
||||
int ret;
|
||||
|
||||
if (jdb == NULL)
|
||||
return (EINVAL);
|
||||
|
||||
if (dbt1->app_data != NULL)
|
||||
jdbtarr1 = ((DBT_LOCKED *)dbt1->app_data)->jarr;
|
||||
else {
|
||||
jdbtarr1 = (*jenv)->NewByteArray(jenv, (jsize)dbt1->size);
|
||||
if (jdbtarr1 == NULL)
|
||||
return (ENOMEM);
|
||||
(*jenv)->SetByteArrayRegion(jenv, jdbtarr1, 0,
|
||||
(jsize)dbt1->size, (jbyte *)dbt1->data);
|
||||
}
|
||||
|
||||
if (dbt2->app_data != NULL)
|
||||
jdbtarr2 = ((DBT_LOCKED *)dbt2->app_data)->jarr;
|
||||
else {
|
||||
jdbtarr2 = (*jenv)->NewByteArray(jenv, (jsize)dbt2->size);
|
||||
if (jdbtarr2 == NULL)
|
||||
return (ENOMEM);
|
||||
(*jenv)->SetByteArrayRegion(jenv, jdbtarr2, 0,
|
||||
(jsize)dbt2->size, (jbyte *)dbt2->data);
|
||||
}
|
||||
|
||||
ret = (int)(*jenv)->CallNonvirtualIntMethod(jenv, jdb, db_class,
|
||||
compare_method, jdbtarr1, jdbtarr2);
|
||||
|
||||
if ((*jenv)->ExceptionOccurred(jenv)) {
|
||||
/* The exception will be thrown, so this could be any error. */
|
||||
ret = EINVAL;
|
||||
}
|
||||
|
||||
if (dbt1->app_data == NULL)
|
||||
(*jenv)->DeleteLocalRef(jenv, jdbtarr1);
|
||||
if (dbt2->app_data == NULL)
|
||||
(*jenv)->DeleteLocalRef(jenv, jdbtarr2);
|
||||
|
||||
return (ret);
|
||||
}
|
||||
|
||||
static int __dbj_bt_compare(DB *db, const DBT *dbt1, const DBT *dbt2)
|
||||
{
|
||||
return __dbj_am_compare(db, dbt1, dbt2, bt_compare_method);
|
||||
}
|
||||
|
||||
static size_t __dbj_bt_prefix(DB *db, const DBT *dbt1, const DBT *dbt2)
|
||||
{
|
||||
JNIEnv *jenv = __dbj_get_jnienv();
|
||||
jobject jdb = (jobject)DB_INTERNAL(db);
|
||||
jobject jdbt1, jdbt2;
|
||||
jbyteArray jdbtarr1, jdbtarr2;
|
||||
int ret;
|
||||
|
||||
if (jdb == NULL)
|
||||
return (EINVAL);
|
||||
|
||||
if (dbt1->app_data != NULL)
|
||||
jdbt1 = ((DBT_LOCKED *)dbt1->app_data)->jdbt;
|
||||
else {
|
||||
if ((jdbt1 =
|
||||
(*jenv)->NewObject(jenv, dbt_class, dbt_construct)) == NULL)
|
||||
return (ENOMEM); /* An exception is pending */
|
||||
__dbj_dbt_copyout(jenv, dbt1, &jdbtarr1, jdbt1);
|
||||
if (jdbtarr1 == NULL)
|
||||
return (ENOMEM); /* An exception is pending */
|
||||
}
|
||||
|
||||
if (dbt2->app_data != NULL)
|
||||
jdbt2 = ((DBT_LOCKED *)dbt2->app_data)->jdbt;
|
||||
else {
|
||||
if ((jdbt2 =
|
||||
(*jenv)->NewObject(jenv, dbt_class, dbt_construct)) == NULL)
|
||||
return (ENOMEM); /* An exception is pending */
|
||||
__dbj_dbt_copyout(jenv, dbt2, &jdbtarr2, jdbt2);
|
||||
if (jdbtarr2 == NULL)
|
||||
return (ENOMEM); /* An exception is pending */
|
||||
}
|
||||
|
||||
ret = (int)(*jenv)->CallNonvirtualIntMethod(jenv, jdb, db_class,
|
||||
bt_prefix_method, jdbt1, jdbt2);
|
||||
|
||||
if (dbt1->app_data == NULL) {
|
||||
(*jenv)->DeleteLocalRef(jenv, jdbtarr1);
|
||||
(*jenv)->DeleteLocalRef(jenv, jdbt1);
|
||||
}
|
||||
if (dbt2->app_data == NULL) {
|
||||
(*jenv)->DeleteLocalRef(jenv, jdbtarr2);
|
||||
(*jenv)->DeleteLocalRef(jenv, jdbt2);
|
||||
}
|
||||
|
||||
return (ret);
|
||||
}
|
||||
|
||||
static int __dbj_dup_compare(DB *db, const DBT *dbt1, const DBT *dbt2)
|
||||
{
|
||||
JNIEnv *jenv = __dbj_get_jnienv();
|
||||
jobject jdb = (jobject)DB_INTERNAL(db);
|
||||
jbyteArray jdbtarr1, jdbtarr2;
|
||||
int ret;
|
||||
|
||||
if (jdb == NULL)
|
||||
return (EINVAL);
|
||||
|
||||
jdbtarr1 = (*jenv)->NewByteArray(jenv, (jsize)dbt1->size);
|
||||
if (jdbtarr1 == NULL)
|
||||
return (ENOMEM);
|
||||
(*jenv)->SetByteArrayRegion(jenv, jdbtarr1, 0, (jsize)dbt1->size,
|
||||
(jbyte *)dbt1->data);
|
||||
|
||||
jdbtarr2 = (*jenv)->NewByteArray(jenv, (jsize)dbt2->size);
|
||||
if (jdbtarr2 == NULL)
|
||||
return (ENOMEM);
|
||||
(*jenv)->SetByteArrayRegion(jenv, jdbtarr2, 0, (jsize)dbt2->size,
|
||||
(jbyte *)dbt2->data);
|
||||
|
||||
ret = (int)(*jenv)->CallNonvirtualIntMethod(jenv, jdb, db_class,
|
||||
dup_compare_method, jdbtarr1, jdbtarr2);
|
||||
|
||||
if ((*jenv)->ExceptionOccurred(jenv)) {
|
||||
/* The exception will be thrown, so this could be any error. */
|
||||
ret = EINVAL;
|
||||
}
|
||||
|
||||
(*jenv)->DeleteLocalRef(jenv, jdbtarr2);
|
||||
(*jenv)->DeleteLocalRef(jenv, jdbtarr1);
|
||||
|
||||
return (ret);
|
||||
}
|
||||
|
||||
static void __dbj_db_feedback(DB *db, int opcode, int percent)
|
||||
{
|
||||
JNIEnv *jenv = __dbj_get_jnienv();
|
||||
jobject jdb = (jobject)DB_INTERNAL(db);
|
||||
|
||||
if (jdb != NULL)
|
||||
(*jenv)->CallNonvirtualVoidMethod(jenv, jdb, db_class,
|
||||
db_feedback_method, opcode, percent);
|
||||
}
|
||||
|
||||
static int __dbj_h_compare(DB *db, const DBT *dbt1, const DBT *dbt2)
|
||||
{
|
||||
return __dbj_am_compare(db, dbt1, dbt2, h_compare_method);
|
||||
}
|
||||
|
||||
static u_int32_t __dbj_h_hash(DB *db, const void *data, u_int32_t len)
|
||||
{
|
||||
JNIEnv *jenv = __dbj_get_jnienv();
|
||||
jobject jdb = (jobject)DB_INTERNAL(db);
|
||||
jbyteArray jarr = (*jenv)->NewByteArray(jenv, (jsize)len);
|
||||
int ret;
|
||||
|
||||
if (jdb == NULL)
|
||||
return (EINVAL);
|
||||
|
||||
if ((jarr = (*jenv)->NewByteArray(jenv, (jsize)len)) == NULL)
|
||||
return (ENOMEM); /* An exception is pending */
|
||||
|
||||
(*jenv)->SetByteArrayRegion(jenv, jarr, 0, (jsize)len, (jbyte *)data);
|
||||
|
||||
ret = (int)(*jenv)->CallNonvirtualIntMethod(jenv, jdb, db_class,
|
||||
h_hash_method, jarr, len);
|
||||
|
||||
(*jenv)->DeleteLocalRef(jenv, jarr);
|
||||
|
||||
return (ret);
|
||||
}
|
||||
%}
|
||||
|
||||
JAVA_CALLBACK(void (*db_errcall_fcn)(const DB_ENV *,
|
||||
const char *, const char *), com.sleepycat.db.ErrorHandler, error)
|
||||
JAVA_CALLBACK(void (*env_feedback_fcn)(DB_ENV *, int, int),
|
||||
com.sleepycat.db.FeedbackHandler, env_feedback)
|
||||
JAVA_CALLBACK(void (*db_msgcall_fcn)(const DB_ENV *, const char *),
|
||||
com.sleepycat.db.MessageHandler, message)
|
||||
JAVA_CALLBACK(void (*db_panic_fcn)(DB_ENV *, int),
|
||||
com.sleepycat.db.PanicHandler, panic)
|
||||
JAVA_CALLBACK(void (*event_notify)(DB_ENV *, u_int32_t, void *),
|
||||
com.sleepycat.db.EventHandler, event_notify)
|
||||
JAVA_CALLBACK(int (*tx_recover)(DB_ENV *, DBT *, DB_LSN *, db_recops),
|
||||
com.sleepycat.db.LogRecordHandler, app_dispatch)
|
||||
JAVA_CALLBACK(int (*send)(DB_ENV *, const DBT *, const DBT *,
|
||||
const DB_LSN *, int, u_int32_t),
|
||||
com.sleepycat.db.ReplicationTransport, rep_transport)
|
||||
|
||||
/*
|
||||
* Db.associate is a special case, because the handler must be set in the
|
||||
* secondary DB - that's what we have in the callback. In addition, there
|
||||
* are two flavors of callback (single key and multi-key), so we need to
|
||||
* check for both types when working out whether the C callback should
|
||||
* be NULL. Note that this implies that the multi-key callback will be set
|
||||
* on the secondary database *before* associate is called.
|
||||
*/
|
||||
JAVA_CALLBACK(int (*callback)(DB *, const DBT *, const DBT *, DBT *),
|
||||
com.sleepycat.db.SecondaryKeyCreator, seckey_create)
|
||||
%typemap(javain) int (*callback)(DB *, const DBT *, const DBT *, DBT *)
|
||||
%{ (secondary.seckey_create_handler = $javainput) != null ||
|
||||
(secondary.secmultikey_create_handler != null) %}
|
||||
JAVA_CALLBACK(int (*callback)(DB *, const DBT *, DBT *, const DBT *, int *),
|
||||
com.sleepycat.db.ForeignKeyNullifier, foreignkey_nullify)
|
||||
%typemap(javain) int (*callback)(DB *, const DBT *, DBT *, const DBT *, int *)
|
||||
%{ (primary.foreignkey_nullify_handler = $javainput) != null ||
|
||||
(primary.foreignmultikey_nullify_handler != null) %}
|
||||
|
||||
JAVA_CALLBACK(int (*db_append_recno_fcn)(DB *, DBT *, db_recno_t),
|
||||
com.sleepycat.db.RecordNumberAppender, append_recno)
|
||||
JAVA_CALLBACK(int (*bt_compare_fcn)(DB *, const DBT *, const DBT *),
|
||||
java.util.Comparator, bt_compare)
|
||||
JAVA_CALLBACK(size_t (*bt_prefix_fcn)(DB *, const DBT *, const DBT *),
|
||||
com.sleepycat.db.BtreePrefixCalculator, bt_prefix)
|
||||
JAVA_CALLBACK(int (*dup_compare_fcn)(DB *, const DBT *, const DBT *),
|
||||
java.util.Comparator, dup_compare)
|
||||
JAVA_CALLBACK(void (*db_feedback_fcn)(DB *, int, int),
|
||||
com.sleepycat.db.FeedbackHandler, db_feedback)
|
||||
JAVA_CALLBACK(int (*h_compare_fcn)(DB *, const DBT *, const DBT *),
|
||||
java.util.Comparator, h_compare)
|
||||
JAVA_CALLBACK(u_int32_t (*h_hash_fcn)(DB *, const void *, u_int32_t),
|
||||
com.sleepycat.db.Hasher, h_hash)
|
||||
Reference in New Issue
Block a user