Import of Sleepycat DB 2.4.14.1

git-svn-id: svn://10.0.0.236/trunk@12863 18797224-902f-48f8-a5cc-f745e15eee43
1998-10-15 03:56:37 +00:00
parent 88b00edc52
commit e597bf5b5e
601 changed files with 252180 additions and 0 deletions
--- a/mozilla/db/libdb_java/java_Db.cpp
+++ b/mozilla/db/libdb_java/java_Db.cpp
@@ -0,0 +1,200 @@
+/*-
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 1997, 1998
+ *	Sleepycat Software.  All rights reserved.
+ */
+#include "config.h"
+
+#ifndef lint
+static const char sccsid[] = "@(#)java_Db.cpp	10.4 (Sleepycat) 4/10/98";
+#endif /* not lint */
+
+#include <jni.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "db.h"
+#include "java_util.h"
+#include "com_sleepycat_db_Db.h"
+
+JNIEXPORT void JNICALL Java_com_sleepycat_db_Db_close
+  (JNIEnv *jnienv, /*Db*/ jobject jthis, jint flags)
+{
+    int err;
+    DB *db = get_DB(jnienv, jthis);
+
+    if (!verify_non_null(jnienv, db))
+        return;
+    err = db->close(db, flags);
+    if (verify_return(jnienv, err))
+    {
+        set_private_info(jnienv, name_DB, jthis, 0);
+    }
+}
+
+JNIEXPORT jobject JNICALL Java_com_sleepycat_db_Db_cursor
+  (JNIEnv *jnienv, /*Db*/ jobject jthis, /*DbTxn*/ jobject txnid)
+{
+    int err;
+    DB *db = get_DB(jnienv, jthis);
+    DB_TXN *dbtxnid = get_DB_TXN(jnienv, txnid);
+
+    if (!verify_non_null(jnienv, db))
+        return NULL;
+    DBC *dbc;
+    err = db->cursor(db, dbtxnid, &dbc);
+    verify_return(jnienv, err);
+    return get_Dbc(jnienv, dbc);
+}
+
+JNIEXPORT void JNICALL Java_com_sleepycat_db_Db_del
+  (JNIEnv *jnienv, /*Db*/ jobject jthis, /*DbTxn*/ jobject txnid,
+   /*Dbt*/ jobject key, jint dbflags)
+{
+    int err;
+    DB *db = get_DB(jnienv, jthis);
+    if (!verify_non_null(jnienv, db))
+        return;
+    DB_TXN *dbtxnid = get_DB_TXN(jnienv, txnid);
+    LockedDBT dbkey(jnienv, key, 0);
+    if (dbkey.has_error())
+        return;
+
+    err = db->del(db, dbtxnid, dbkey.dbt, dbflags);
+    verify_return(jnienv, err);
+}
+
+JNIEXPORT jint JNICALL Java_com_sleepycat_db_Db_fd
+  (JNIEnv *jnienv, /*Db*/ jobject jthis)
+{
+    int err;
+    int return_value = 0;
+    DB *db = get_DB(jnienv, jthis);
+
+    if (!verify_non_null(jnienv, db))
+        return 0;
+    err = db->fd(db, &return_value);
+    verify_return(jnienv, err);
+    return return_value;
+}
+
+JNIEXPORT jint JNICALL Java_com_sleepycat_db_Db_get
+  (JNIEnv *jnienv, /*Db*/ jobject jthis, /*DbTxn*/ jobject txnid,
+   /*Dbt*/ jobject key, /*Dbt*/ jobject data, jint flags)
+{
+    int err;
+    DB *db = get_DB(jnienv, jthis);
+    DB_TXN *dbtxnid = get_DB_TXN(jnienv, txnid);
+    LockedDBT dbkey(jnienv, key, 0);
+    if (dbkey.has_error())
+        return 0;
+    LockedDBT dbdata(jnienv, data, 1);
+    if (dbdata.has_error())
+        return 0;
+
+    if (!verify_non_null(jnienv, db))
+        return 0;
+    err = db->get(db, dbtxnid, dbkey.dbt, dbdata.dbt, flags);
+    if (err != 0 && err != DB_NOTFOUND) {
+        verify_return(jnienv, err);
+    }
+    return err;
+}
+
+JNIEXPORT jint JNICALL Java_com_sleepycat_db_Db_put
+  (JNIEnv *jnienv, /*Db*/ jobject jthis, /*DbTxn*/ jobject txnid,
+   /*Dbt*/ jobject key, /*Dbt*/ jobject data, jint flags)
+{
+    int err;
+    DB *db = get_DB(jnienv, jthis);
+    DB_TXN *dbtxnid = get_DB_TXN(jnienv, txnid);
+    LockedDBT dbkey(jnienv, key, 0);
+    if (dbkey.has_error())
+        return 0;
+    LockedDBT dbdata(jnienv, data, 0);
+    if (dbdata.has_error())
+        return 0;
+
+    if (!verify_non_null(jnienv, db))
+        return 0;
+    err = db->put(db, dbtxnid, dbkey.dbt, dbdata.dbt, flags);
+    if (err != 0 && err != DB_KEYEXIST) {
+        verify_return(jnienv, err);
+    }
+    return err;
+}
+
+JNIEXPORT jobject JNICALL Java_com_sleepycat_db_Db_stat
+  (JNIEnv *jnienv, jobject jthis, jint flags)
+{
+    int err;
+    DB *db = get_DB(jnienv, jthis);
+    DB_BTREE_STAT *statp = 0;
+
+    if (!verify_non_null(jnienv, db))
+        return 0;
+
+    err = db->stat(db, &statp, 0, flags);
+    verify_return(jnienv, err);
+    return get_DbBtreeStat(jnienv, statp);
+}
+
+JNIEXPORT void JNICALL Java_com_sleepycat_db_Db_sync
+  (JNIEnv *jnienv, /*Db*/ jobject jthis, jint flags)
+{
+    int err;
+    DB *db = get_DB(jnienv, jthis);
+
+    if (!verify_non_null(jnienv, db))
+        return;
+    err = db->sync(db, flags);
+    verify_return(jnienv, err);
+}
+
+JNIEXPORT jint JNICALL Java_com_sleepycat_db_Db_get_1type
+  (JNIEnv *jnienv, /*Db*/ jobject jthis)
+{
+    DB *db = get_DB(jnienv, jthis);
+    if (!verify_non_null(jnienv, db))
+        return 0;
+
+    return (jint)db->type;
+}
+
+JNIEXPORT jobject JNICALL Java_com_sleepycat_db_Db_open
+  (JNIEnv *jnienv, /*static Db*/ jclass /*jthis_class*/,
+   jstring fname, jint type, jint flags, jint mode,
+   /*DbEnv*/ jobject dbenv, /*DbInfo*/ jobject info)
+{
+    int err;
+    jobject retval = NULL;
+    DB *db;
+    DB_ENV *db_dbenv = get_DB_ENV(jnienv, dbenv);
+    DB_INFO *dbinfo = get_DB_INFO(jnienv, info);
+    LockedString dbfname(jnienv, fname);
+
+    if (verify_non_null(jnienv, db_dbenv)) {
+        flags |= DB_THREAD;
+        err = db_open(dbfname.string, (DBTYPE)type, flags, mode,
+                      db_dbenv, dbinfo, &db);
+        if (verify_return(jnienv, err)) {
+            db->db_malloc = java_db_malloc;
+            retval = create_default_object(jnienv, name_DB);
+            set_private_info(jnienv, name_DB, retval, db);
+        }
+    }
+    return retval;
+}
+
+JNIEXPORT void JNICALL Java_com_sleepycat_db_Db_finalize
+  (JNIEnv *jnienv, jobject jthis)
+{
+    DB *db = get_DB(jnienv, jthis);
+    if (db) {
+        // Free any info related to DB here.
+        // Unfortunately, we cannot really autoclose because
+        // finalize is not called in any particular order
+    }
+}