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Complex event processing and event series analysis component

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/**************************************************************************************
 * Copyright (C) 2006-2015 EsperTech Inc. All rights reserved.                        *
 * http://www.espertech.com/esper                                                          *
 * http://www.espertech.com                                                           *
 * ---------------------------------------------------------------------------------- *
 * The software in this package is published under the terms of the GPL license       *
 * a copy of which has been included with this distribution in the license.txt file.  *
 **************************************************************************************/
package com.espertech.esper.epl.spec;

import com.espertech.esper.epl.expression.core.ExprNode;

import java.util.List;

/**
 * Specification for a view object consists of a namespace, name and view object parameters. 
 */
public final class ViewSpec extends ObjectSpec
{
    public final static ViewSpec[] EMPTY_VIEWSPEC_ARRAY = new ViewSpec[0];

    private static final long serialVersionUID = -2881179463072647071L;

    /**
     * Constructor.
     * @param namespace if the namespace the object is in
     * @param objectName is the name of the object
     * @param viewParameters is a list of expressions representing the view parameters
     */
    public ViewSpec(String namespace, String objectName, List viewParameters)
    {
        super(namespace, objectName, viewParameters);
    }

    public static ViewSpec[] toArray(List viewSpecs) {
        if (viewSpecs.isEmpty()) {
            return EMPTY_VIEWSPEC_ARRAY;
        }
        return viewSpecs.toArray(new ViewSpec[viewSpecs.size()]);
    }
}