All Downloads are FREE. Search and download functionalities are using the official Maven repository.

org.eclipse.persistence.internal.jpa.parsing.HavingNode Maven / Gradle / Ivy

The newest version!
/*
 * Copyright (c) 1998, 2023 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.jpa.parsing;

import org.eclipse.persistence.expressions.Expression;
import org.eclipse.persistence.queries.ObjectLevelReadQuery;
import org.eclipse.persistence.queries.ReportQuery;

/**
 * INTERNAL
 * 

Purpose: This node represents a HAVING *

Responsibilities:

    *
  • Generate the correct expression for HAVING *
*/ public class HavingNode extends MajorNode { private Node having = null; /** * INTERNAL * Validate the current node. */ public void validate(ParseTreeContext context, GroupByNode groupbyNode) { if (having != null) { having.validate(context); } } /** * INTERNAL * Add the having expression to the passed query */ public void addHavingToQuery(ObjectLevelReadQuery theQuery, GenerationContext context) { if (theQuery.isReportQuery()) { Expression havingExpression = getHaving().generateExpression(context); ((ReportQuery)theQuery).setHavingExpression(havingExpression); } } /** * INTERNAL * Return the HAVING expression */ public Node getHaving() { return having; } /** * INTERNAL * Set the HAVING expression */ public void setHaving(Node having) { this.having = having; } }




© 2015 - 2024 Weber Informatics LLC | Privacy Policy