org.eclipse.persistence.internal.databaseaccess.InOutputParameterForCallableStatement 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, 2019 Oracle and/or its affiliates. All rights reserved.
 * Copyright (c) 2019 IBM Corporation. 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.databaseaccess;

import java.sql.*;
import org.eclipse.persistence.internal.helper.DatabaseField;
import org.eclipse.persistence.internal.sessions.AbstractSession;

public class InOutputParameterForCallableStatement extends OutputParameterForCallableStatement {
    protected Object inParameter;

    public InOutputParameterForCallableStatement(Object inParameter, OutputParameterForCallableStatement outParameter) {
        // 'inParameter' is stored in this class
        // The outParameter is stored under BindCallCustomParameter.obj
        super(outParameter);
        if (inParameter == null) {
            this.inParameter = getOutputField();
        } else {
            this.inParameter = inParameter;
        }
    }

    public InOutputParameterForCallableStatement(Object inParameter, DatabaseField outField, AbstractSession session) {
        if ((outField.getType() == null) && (inParameter != null)) {
            DatabaseField typeField = outField.clone();
            if (inParameter instanceof DatabaseField) {
                typeField.setType(((DatabaseField)inParameter).getType());
            } else if (inParameter instanceof InParameterForCallableStatement){
                typeField.setType( ((InParameterForCallableStatement)inParameter).getType() );
            } else {
                typeField.setType(inParameter.getClass());
            }
            outField = typeField;
        }
        // 'inParameter' is stored in this class
        // The outParameter is stored under BindCallCustomParameter.obj
        obj = outField;
        prepare(session);
        if (inParameter == null) {
            this.inParameter = getOutputField();
        } else {
            this.inParameter = inParameter;
        }
    }

    @Override
    public void set(DatabasePlatform platform, PreparedStatement statement, int parameterIndex, AbstractSession session) throws SQLException {
        //Set the 'inParameter' on the statement
        platform.setParameterValueInDatabaseCall(inParameter, statement, parameterIndex, session);
        //Set the outParameter on the statement
        super.set(platform, statement, parameterIndex, session);
    }

    @Override
    public void set(DatabasePlatform platform, CallableStatement statement, String parameterName, AbstractSession session) throws SQLException {
        //Set the 'inParameter' on the statement
        platform.setParameterValueInDatabaseCall(inParameter, statement, parameterName, session);
        //Set the outParameter on the statement
        super.set(platform, statement, parameterName, session);
    }

    public String toString() {
        String strIn;
        if (inParameter instanceof DatabaseField) {
            strIn = "null";
        } else {
            strIn = inParameter.toString();
        }
        return strIn + " " + super.toString();
    }
}