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/*
 * Copyright (c) 1998, 2024 Oracle and/or its affiliates. All rights reserved.
 * Copyright (c) 2022 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
//     IBM - Bug 537795: CASE THEN and ELSE scalar expression Constants should not be casted to CASE operand type
package org.eclipse.persistence.internal.expressions;

import org.eclipse.persistence.expressions.Expression;
import org.eclipse.persistence.internal.sessions.AbstractRecord;
import org.eclipse.persistence.internal.sessions.AbstractSession;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

/**
 * Used for wrapping collection of values or expressions.
 */
public class CollectionExpression extends ConstantExpression {
    public CollectionExpression() {
    }
    public CollectionExpression(Object newValue, Expression baseExpression) {
        super(newValue, baseExpression);
    }

    @Override
    public void printSQL(ExpressionSQLPrinter printer) {
        Object value = this.value;
        if(this.localBase != null) {
            value = this.localBase.getFieldValue(value, getSession());
        }
        printer.printList((Collection) value, this.canBind);
    }

    /**
     * INTERNAL:
     * Return the value for in memory comparison.
     * This is only valid for valueable expressions.
     */
    @Override
    public Object valueFromObject(Object object, AbstractSession session, AbstractRecord translationRow, int valueHolderPolicy, boolean isObjectUnregistered) {
        if (this.value instanceof Collection values) {
            List