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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.
*/
<@pp.dropOutputFile />
<#list cast.types as type>
<#if type.major == "DecimalComplexFloat" || type.major == "DecimalComplexDouble"> <#-- Cast function template for conversion from VarDecimal to Float4 -->
<@pp.changeOutputFile name="/org/apache/drill/exec/expr/fn/impl/gcast/Cast${type.from}${type.to}.java" />
<#include "/@includes/license.ftl" />
package org.apache.drill.exec.expr.fn.impl.gcast;
<#include "/@includes/vv_imports.ftl" />
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.Param;
import org.apache.drill.exec.expr.holders.*;
import org.apache.drill.exec.record.RecordBatch;
import org.apache.drill.exec.util.DecimalUtility;
import org.apache.drill.exec.expr.annotations.Workspace;
import io.netty.buffer.ByteBuf;
import java.nio.ByteBuffer;
/*
* This class is generated using freemarker and the ${.template_name} template.
*/
@SuppressWarnings("unused")
@FunctionTemplate(name = "cast${type.to?upper_case}",
scope = FunctionTemplate.FunctionScope.SIMPLE,
nulls = NullHandling.NULL_IF_NULL)
public class Cast${type.from}${type.to} implements DrillSimpleFunc {
@Param ${type.from}Holder in;
@Output ${type.to}Holder out;
public void setup() {
}
public void eval() {
java.math.BigDecimal bigDecimal = org.apache.drill.exec.util.DecimalUtility.getBigDecimalFromDrillBuf(in.buffer, in.start, in.end - in.start, in.scale);
out.value = bigDecimal.${type.javatype}Value();
}
}
</#if>
</#list>
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