org.eclipse.persistence.internal.expressions.SQLModifyStatement Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of eclipselink Show documentation

EclipseLink build based upon Git transaction f2b9fc5

There is a newer version: 5.0.0-B03

/*
 * 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.internal.expressions;

import java.util.*;
import org.eclipse.persistence.internal.helper.*;
import org.eclipse.persistence.internal.databaseaccess.DatabaseCall;
import org.eclipse.persistence.queries.SQLCall;
import org.eclipse.persistence.internal.sessions.AbstractRecord;
import org.eclipse.persistence.internal.sessions.AbstractSession;

/**
 * Purpose: Mirror SQL behavior.
 * 
Responsibilities:

 *  Mirror SQL behavior.
 * 
 Print as SQL string.
 * 
 *    @author Dorin Sandu
 *    @since TOPLink/Java 1.0
 */
public abstract class SQLModifyStatement extends SQLStatement {
    protected DatabaseTable table;
    protected AbstractRecord modifyRow;
    protected Vector returnFields;

    public AbstractRecord getModifyRow() {
        return modifyRow;
    }

    public Vector getReturnFields() {
        return returnFields;
    }

    public DatabaseTable getTable() {
        return table;
    }

    public void setModifyRow(AbstractRecord row) {
        modifyRow = row;
    }

    public void setReturnFields(Vector fields) {
        returnFields = fields;
    }

    public void setTable(DatabaseTable table) {
        this.table = table;
    }

    @Override
    public DatabaseCall buildCall(AbstractSession session) {
        SQLCall sqlCall = buildCallWithoutReturning(session);
        if ((getReturnFields() == null) || getReturnFields().isEmpty()) {
            return sqlCall;
        } else {
            return session.getPlatform().buildCallWithReturning(sqlCall, getReturnFields());
        }
    }

    protected SQLCall buildCallWithoutReturning(AbstractSession session) {
        return null;
    }
}