#8994 Bulk loader API

plugins/org.jkiss.dbeaver.model/src/org/jkiss/dbeaver/model/struct/DBSDataBulkLoader.java

+/*
+ * DBeaver - Universal Database Manager
+ * Copyright (C) 2010-2021 DBeaver Corp and others
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jkiss.dbeaver.model.struct;
+
+import org.jkiss.code.NotNull;
+import org.jkiss.dbeaver.model.exec.DBCException;
+import org.jkiss.dbeaver.model.exec.DBCExecutionSource;
+import org.jkiss.dbeaver.model.exec.DBCSession;
+import org.jkiss.dbeaver.model.exec.DBCStatistics;
+
+import java.util.Map;
+
+/**
+ * Data bulk loader
+ * Extends data manipulator and provides away to execute some actions before and after data manipulations.
+ */
+public interface DBSDataBulkLoader extends DBSDataManipulator {
+
+    interface BulkLoadManager extends AutoCloseable {
+        void addRow(@NotNull Object[] attributeValues) throws DBCException;
+
+        @NotNull
+        DBCStatistics execute(@NotNull DBCSession session, Map<String, Object> options) throws DBCException;
+
+        void close();
+    }
+
+    @NotNull
+    BulkLoadManager createBulkLoad(
+        @NotNull DBCSession session,
+        @NotNull DBSAttributeBase[] attributes,
+        @NotNull DBCExecutionSource source,
+        int batchSize,
+        Map<String, Object> options)
+        throws DBCException;
+
+}