/* *************************************************************************************** * 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.datetime.reformatop; import com.espertech.esper.client.EventBean; import com.espertech.esper.client.EventType; import com.espertech.esper.epl.datetime.eval.*; import com.espertech.esper.epl.expression.core.ExprEvaluatorContext; import com.espertech.esper.epl.expression.core.ExprNode; import com.espertech.esper.epl.expression.core.ExprValidationException; import com.espertech.esper.epl.expression.dot.ExprDotNodeFilterAnalyzerInput; import com.espertech.esper.epl.join.plan.FilterExprAnalyzerAffector; import java.time.LocalDateTime; import java.time.ZonedDateTime; import java.util.Calendar; import java.util.Date; import java.util.List; import java.util.TimeZone; public class ReformatOpBetweenConstantParams implements ReformatOp { private long first; private long second; private TimeZone timeZone; public ReformatOpBetweenConstantParams(List<ExprNode> parameters, TimeZone timeZone) throws ExprValidationException { this.timeZone = timeZone; long paramFirst = getLongValue(parameters.get(0)); long paramSecond = getLongValue(parameters.get(1)); if (paramFirst > paramSecond) { this.second = paramFirst; this.first = paramSecond; } else { this.first = paramFirst; this.second = paramSecond; } if (parameters.size() > 2) { if (!getBooleanValue(parameters.get(2))) { first = first + 1; } if (!getBooleanValue(parameters.get(3))) { second = second - 1; } } } private long getLongValue(ExprNode exprNode) throws ExprValidationException { Object value = exprNode.getExprEvaluator().evaluate(null, true, null); if (value == null) { throw new ExprValidationException("Date-time method 'between' requires non-null parameter values"); } return DatetimeLongCoercerFactory.getCoercer(value.getClass(), timeZone).coerce(value); } private boolean getBooleanValue(ExprNode exprNode) throws ExprValidationException { Object value = exprNode.getExprEvaluator().evaluate(null, true, null); if (value == null) { throw new ExprValidationException("Date-time method 'between' requires non-null parameter values"); } return (Boolean) value; } public Object evaluate(Long ts, EventBean[] eventsPerStream, boolean newData, ExprEvaluatorContext exprEvaluatorContext) { if (ts == null) { return null; } return evaluateInternal(ts); } public Object evaluate(Date d, EventBean[] eventsPerStream, boolean newData, ExprEvaluatorContext exprEvaluatorContext) { if (d == null) { return null; } return evaluateInternal(d.getTime()); } public Object evaluate(Calendar cal, EventBean[] eventsPerStream, boolean newData, ExprEvaluatorContext exprEvaluatorContext) { if (cal == null) { return null; } return evaluateInternal(cal.getTimeInMillis()); } public Object evaluate(LocalDateTime ldt, EventBean[] eventsPerStream, boolean newData, ExprEvaluatorContext exprEvaluatorContext) { if (ldt == null) { return null; } return evaluateInternal(DatetimeLongCoercerLocalDateTime.coerce(ldt, timeZone)); } public Object evaluate(ZonedDateTime zdt, EventBean[] eventsPerStream, boolean newData, ExprEvaluatorContext exprEvaluatorContext) { if (zdt == null) { return null; } return evaluateInternal(DatetimeLongCoercerZonedDateTime.coerce(zdt)); } public Object evaluateInternal(long ts) { return first <= ts && ts <= second; } public Class getReturnType() { return Boolean.class; } public FilterExprAnalyzerAffector getFilterDesc(EventType[] typesPerStream, DatetimeMethodEnum currentMethod, List<ExprNode> currentParameters, ExprDotNodeFilterAnalyzerInput inputDesc) { return null; } }