| /* |
| * Copyright (c) 1998, 2020 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation from Oracle TopLink |
| package org.eclipse.persistence.queries; |
| |
| import org.eclipse.persistence.internal.sessions.AbstractRecord; |
| |
| /** |
| * <p><b>Purpose</b>: |
| * Abstract class for all modify queries. |
| * Currently contains no behavior. |
| * |
| * @author Yvon Lavoie |
| * @since TOPLink/Java 1.0 |
| */ |
| public abstract class ModifyQuery extends DatabaseQuery { |
| protected AbstractRecord modifyRow; |
| |
| // needed to allow the user to force SQL to database when batch writing is used. bug:4104613 |
| protected boolean forceBatchStatementExecution = false; |
| |
| /** |
| * Define if this query is compatible with batch writing. |
| * Some queries, such as DDL are not compatible. |
| */ |
| protected boolean isBatchExecutionSupported = true; |
| |
| /** |
| * INTERNAL: |
| * Return the modify row |
| */ |
| public AbstractRecord getModifyRow() { |
| return modifyRow; |
| } |
| |
| /** |
| * PUBLIC: |
| * Return if this is a modify query. |
| */ |
| @Override |
| public boolean isModifyQuery() { |
| return true; |
| } |
| |
| /** |
| * INTERNAL: |
| * Set the modify row |
| */ |
| public void setModifyRow(AbstractRecord row) { |
| modifyRow = row; |
| } |
| |
| /** |
| * PUBLIC: |
| * Allow setting this query to be the last statement added to a batch statement |
| * and ensure it is flushed on execution. Setting to true will cause the batch |
| * statement to be sent to the database. Default setting of false causes the batch |
| * statement execution to be delayed to allow additional statements to |
| * be added. Setting to true reduces the efficiency of batch writing. |
| * |
| * This has no effect if batch writing is not enabled. |
| */ |
| public void setForceBatchStatementExecution(boolean value) { |
| this.forceBatchStatementExecution = value; |
| } |
| |
| /** |
| * PUBLIC: |
| * Returns if this query has been set to flush on execution. |
| * @see #setForceBatchStatementExecution(boolean) |
| */ |
| public boolean forceBatchStatementExecution() { |
| return forceBatchStatementExecution; |
| } |
| |
| /** |
| * PUBLIC: |
| * Return if this query is compatible with batch writing. |
| * Some queries, such as DDL are not compatible. |
| */ |
| public boolean isBatchExecutionSupported() { |
| return isBatchExecutionSupported; |
| } |
| |
| /** |
| * PUBLIC: |
| * Set if this query is compatible with batch writing. |
| * Some queries, such as DDL are not compatible. |
| */ |
| public void setIsBatchExecutionSupported(boolean isBatchExecutionSupported) { |
| this.isBatchExecutionSupported = isBatchExecutionSupported; |
| setIsPrepared(false); |
| } |
| } |