| /* |
| * Copyright (c) 2011, 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 |
| package org.eclipse.persistence.internal.expressions; |
| |
| import java.io.IOException; |
| |
| import org.eclipse.persistence.expressions.Expression; |
| import org.eclipse.persistence.internal.helper.*; |
| |
| /** |
| * INTERNAL: |
| * Allow a table to reference a sub-select to support sub-selects in the from clause. |
| * @author James Sutherland |
| */ |
| public class SubSelectDatabaseTable extends DatabaseTable { |
| private Expression subSelect; |
| |
| public SubSelectDatabaseTable(Expression subSelect) { |
| super(); |
| this.subSelect = subSelect; |
| } |
| |
| public Expression getSubSelect() { |
| return subSelect; |
| } |
| |
| public void setSubSelect(Expression subSelect) { |
| this.subSelect = subSelect; |
| } |
| |
| /** |
| * Print the table's SQL from clause. |
| */ |
| @Override |
| public void printSQL(ExpressionSQLPrinter printer) throws IOException { |
| this.subSelect.printSQL(printer); |
| } |
| } |