/* *************************************************************************************** * Copyright (C) 2006 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.expression.core; public class ExprNodePropOrStreamExprDesc implements ExprNodePropOrStreamDesc { private final int streamNum; private final ExprNode originator; public ExprNodePropOrStreamExprDesc(int streamNum, ExprNode originator) { this.streamNum = streamNum; this.originator = originator; } public int getStreamNum() { return streamNum; } public ExprNode getOriginator() { return originator; } public String getTextual() { return "expression '" + ExprNodeUtility.toExpressionStringMinPrecedenceSafe(originator) + "' against stream " + streamNum; } }