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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import org.apache.drill.exec.expr.annotations.Workspace;
<@pp.dropOutputFile />
<#list numericTypes.numeric as numerics>
<@pp.changeOutputFile name="/org/apache/drill/exec/expr/fn/impl/G${numerics}ToTimeStamp.java" />
<#include "/@includes/license.ftl" />
package org.apache.drill.exec.expr.fn.impl;
import org.apache.drill.exec.expr.DrillSimpleFunc;
import org.apache.drill.exec.expr.annotations.FunctionTemplate;
import org.apache.drill.exec.expr.annotations.FunctionTemplate.NullHandling;
import org.apache.drill.exec.expr.annotations.Output;
import org.apache.drill.exec.expr.annotations.Workspace;
import org.apache.drill.exec.expr.annotations.Param;
import org.apache.drill.exec.expr.holders.*;
import org.apache.drill.exec.record.RecordBatch;
/*
* This class is generated using freemarker and the ${.template_name} template.
*/
@FunctionTemplate(name = "to_timestamp",
scope = FunctionTemplate.FunctionScope.SIMPLE,
nulls = NullHandling.NULL_IF_NULL)
public class G${numerics}ToTimeStamp implements DrillSimpleFunc {
@Param ${numerics}Holder left;
@Output TimeStampHolder out;
public void setup() {
}
public void eval() {
long inputMillis = 0;
<#if (numerics == "VarDecimal")>
java.math.BigDecimal input = org.apache.drill.exec.util.DecimalUtility.getBigDecimalFromDrillBuf(left.buffer, left.start, left.end - left.start, left.scale);
inputMillis = input.multiply(new java.math.BigDecimal(1000)).longValue();
<#else>
inputMillis = (long) (left.value * 1000L);
</#if>
out.value = new org.joda.time.DateTime(inputMillis).withZoneRetainFields(org.joda.time.DateTimeZone.UTC).getMillis();
}
}
</#list>
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