Bug 206850 [Regression] Error pops up when select value for a map or highlight rule to group header row [0302]
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/elements/structures/StyleRule.java
/*******************************************************************************
 * Copyright (c) 2004 Actuate Corporation.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *  Actuate Corporation  - initial API and implementation
 *******************************************************************************/
package org.eclipse.birt.report.model.api.elements.structures;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.eclipse.birt.report.model.api.elements.DesignChoiceConstants;
import org.eclipse.birt.report.model.core.PropertyStructure;
/**
 * Base class for highlight and map rules in the style. Choices for the operand
 * are defined in <code>DesignChoiceConstants</code>.
 * 
 * @see DesignChoiceConstants
 */
public abstract class StyleRule extends PropertyStructure