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_DbLockTab.cpp
+++ b/mozilla/db/libdb_java/java_DbLockTab.cpp
@@ -0,0 +1,130 @@
+/*-
+ * 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_DbLockTab.cpp	10.3 (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_DbLockTab.h"
+
+JNIEXPORT void JNICALL Java_com_sleepycat_db_DbLockTab_close
+  (JNIEnv *jnienv, /*DbLocktab*/ jobject jthis)
+{
+    int err;
+    DB_LOCKTAB *dblocktab = get_DB_LOCKTAB(jnienv, jthis);
+
+    if (!verify_non_null(jnienv, dblocktab))
+        return;
+    err = lock_close(dblocktab);
+    if (verify_return(jnienv, err))
+    {
+        set_private_info(jnienv, name_DB_LOCKTAB, jthis, 0);
+    }
+}
+
+JNIEXPORT void JNICALL Java_com_sleepycat_db_DbLockTab_detect
+  (JNIEnv *jnienv, jobject jthis, jint atype, jint flags)
+{
+    int err;
+    DB_LOCKTAB *dblocktab = get_DB_LOCKTAB(jnienv, jthis);
+
+    if (!verify_non_null(jnienv, dblocktab))
+        return;
+    err = lock_detect(dblocktab, atype, flags);
+    verify_return(jnienv, err);
+}
+
+JNIEXPORT /*DbLock*/ jobject JNICALL Java_com_sleepycat_db_DbLockTab_get
+  (JNIEnv *jnienv, jobject jthis, /*u_int32_t*/ jint locker,
+   jint flags, /*const Dbt*/ jobject obj, /*db_lockmode_t*/ jint lock_mode)
+{
+    int err;
+    DB_LOCKTAB *dblocktab = get_DB_LOCKTAB(jnienv, jthis);
+    DB_LOCK dblock;
+    LockedDBT dbobj(jnienv, obj, 0);
+    if (dbobj.has_error())
+        return 0;
+    /*DbLock*/ jobject retval = NULL;
+
+    if (!verify_non_null(jnienv, dblocktab))
+        return retval;
+    err = lock_get(dblocktab, locker, flags, dbobj.dbt,
+                   (db_lockmode_t)lock_mode, &dblock);
+    if (verify_return(jnienv, err)) {
+        retval = create_default_object(jnienv, name_DB_LOCK);
+        set_private_long_info(jnienv, name_DB_LOCK, retval, dblock);
+    }
+    return retval;
+}
+
+JNIEXPORT jint JNICALL Java_com_sleepycat_db_DbLockTab_id
+  (JNIEnv *jnienv, jobject jthis)
+{
+    int err;
+    DB_LOCKTAB *dblocktab = get_DB_LOCKTAB(jnienv, jthis);
+
+    if (!verify_non_null(jnienv, dblocktab))
+        return -1;
+    u_int32_t id;
+    err = lock_id(dblocktab, &id);
+    verify_return(jnienv, err);
+    return id;
+}
+
+JNIEXPORT jobject JNICALL Java_com_sleepycat_db_DbLockTab_open
+  (JNIEnv *jnienv, jclass jthis_class, jstring dir, jint flags,
+   jint mode, /*DbEnv*/ jobject dbenv)
+{
+    int err;
+    jobject retval = NULL;
+    DB_LOCKTAB *dblocktab;
+    DB_ENV *db_dbenv = get_DB_ENV(jnienv, dbenv);
+    LockedString dbdir(jnienv, dir);
+
+    if (verify_non_null(jnienv, db_dbenv)) {
+        err = lock_open(dbdir.string, flags, mode,
+                      db_dbenv, &dblocktab);
+        if (verify_return(jnienv, err)) {
+            retval = create_default_object(jnienv, name_DB_LOCKTAB);
+            set_private_info(jnienv, name_DB_LOCKTAB, retval, dblocktab);
+        }
+    }
+    return retval;
+}
+
+JNIEXPORT void JNICALL Java_com_sleepycat_db_DbLockTab_unlink
+  (JNIEnv *jnienv, jclass jthis_class, jstring dir, jint force,
+   /*DbEnv*/ jobject dbenv)
+{
+    int err;
+    DB_ENV *db_dbenv = get_DB_ENV(jnienv, dbenv);
+    LockedString dbdir(jnienv, dir);
+
+    if (verify_non_null(jnienv, db_dbenv)) {
+        err = lock_unlink(dbdir.string, force, db_dbenv);
+        verify_return(jnienv, err);
+    }
+}
+
+JNIEXPORT void JNICALL Java_com_sleepycat_db_DbLockTab_finalize
+  (JNIEnv *jnienv, jobject jthis)
+{
+    DB_LOCKTAB *dblocktab = get_DB_LOCKTAB(jnienv, jthis);
+    if (dblocktab) {
+        // Free any data related to DB_LOCKTAB here.
+        // Unfortunately, we cannot really autoclose because
+        // finalize is not called in any particular order
+    }
+}