diff options
Diffstat (limited to 'exec/java-exec/src/main/codegen/templates/Decimal/CastDownwardDecimal.java')
| -rw-r--r-- | exec/java-exec/src/main/codegen/templates/Decimal/CastDownwardDecimal.java | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/exec/java-exec/src/main/codegen/templates/Decimal/CastDownwardDecimal.java b/exec/java-exec/src/main/codegen/templates/Decimal/CastDownwardDecimal.java deleted file mode 100644 index a1ed7c8d7..000000000 --- a/exec/java-exec/src/main/codegen/templates/Decimal/CastDownwardDecimal.java +++ /dev/null @@ -1,209 +0,0 @@ -/* - * 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 == "DownwardDecimalSimpleDecimalSimple"> <#-- Cast function template for conversion from Decimal18, Decimal9 --> -<@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 io.netty.buffer.DrillBuf; - -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, - returnType = FunctionTemplate.ReturnType.DECIMAL_CAST, - nulls = NullHandling.NULL_IF_NULL) -public class Cast${type.from}${type.to} implements DrillSimpleFunc { - - @Param ${type.from}Holder in; - @Param BigIntHolder precision; - @Param BigIntHolder scale; - @Output ${type.to}Holder out; - - public void setup() { - } - - public void eval() { - out.scale = (int) scale.value; - out.precision = (int) precision.value; - out.value = (int) in.value; - // Check if we need to truncate or round up - if (out.scale > in.scale) { - out.value *= (int) org.apache.drill.exec.util.DecimalUtility.getPowerOfTen(out.scale - in.scale); - } else if (out.scale < in.scale) { - // need to round up since we are truncating fractional part - int scaleFactor = (int) (org.apache.drill.exec.util.DecimalUtility.getPowerOfTen((int) in.scale)); - int newScaleFactor = (int) (org.apache.drill.exec.util.DecimalUtility.getPowerOfTen((int) scale.value)); - int truncScaleFactor = (int) (org.apache.drill.exec.util.DecimalUtility.getPowerOfTen( (int) (Math.abs(in.scale - scale.value)))); - int truncFactor = (int) (in.scale - scale.value); - - // Assign the integer part - out.value = (int) (in.value / scaleFactor); - - // Get the fractional part - int fractionalPart = (int) (in.value % scaleFactor); - - // From the entire fractional part extract the digits upto which rounding is needed - int newFractionalPart = (int) (org.apache.drill.exec.util.DecimalUtility.adjustScaleDivide(fractionalPart, truncFactor)); - int truncatedFraction = fractionalPart % truncScaleFactor; - - // Get the truncated fractional part and extract the first digit to see if we need to add 1 - int digit = Math.abs((int) org.apache.drill.exec.util.DecimalUtility.adjustScaleDivide(truncatedFraction, truncFactor - 1)); - - if (digit > 4) { - if (in.value > 0) { - newFractionalPart++; - } else if (in.value < 0) { - newFractionalPart--; - } - } - out.value = (int) ((out.value * newScaleFactor) + newFractionalPart); - } - } -} -<#elseif type.major == "DownwardDecimalComplexDecimalSimple"> <#-- Cast function template for conversion from Decimal28/Decimal9 to Decimal18/Decimal9 --> -<@pp.changeOutputFile name="/org/apache/drill/exec/expr/fn/impl/gcast/Cast${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, - returnType = FunctionTemplate.ReturnType.DECIMAL_CAST, - nulls = NullHandling.NULL_IF_NULL) -public class Cast${type.from}${type.to} implements DrillSimpleFunc { - - @Param ${type.from}Holder in; - @Param BigIntHolder precision; - @Param BigIntHolder scale; - @Output ${type.to}Holder out; - - public void setup() { - } - - public void eval() { - java.math.BigDecimal temp = org.apache.drill.exec.util.DecimalUtility.getBigDecimalFromSparse(in.buffer, in.start, in.nDecimalDigits, in.scale); - temp = temp.setScale((int) scale.value, java.math.BigDecimal.ROUND_HALF_UP); - out.value = temp.unscaledValue().${type.javatype}Value(); - out.precision = (int) precision.value; - out.scale = (int) scale.value; - } -} -<#elseif type.major == "DownwardDecimalComplexDecimalComplex"> <#-- Cast function template for conversion from Decimal28/Decimal9 to Decimal18/Decimal9 --> -<@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, - returnType = FunctionTemplate.ReturnType.DECIMAL_CAST, - nulls = NullHandling.NULL_IF_NULL) -public class Cast${type.from}${type.to} implements DrillSimpleFunc { - - @Param ${type.from}Holder in; - @Param BigIntHolder precision; - @Param BigIntHolder scale; - @Inject DrillBuf buffer; - @Output ${type.to}Holder out; - - public void setup() { - int size = (${type.arraySize} * (org.apache.drill.exec.util.DecimalUtility.INTEGER_SIZE)); - buffer = buffer.reallocIfNeeded(size); - } - - public void eval() { - java.math.BigDecimal temp = org.apache.drill.exec.util.DecimalUtility.getBigDecimalFromSparse(in.buffer, in.start, in.nDecimalDigits, in.scale); - temp = temp.setScale((int) scale.value, java.math.BigDecimal.ROUND_HALF_UP); - out.precision = (int) precision.value; - out.scale = (int) scale.value; - out.buffer = buffer; - out.start = 0; - org.apache.drill.exec.util.DecimalUtility.getSparseFromBigDecimal(temp, out.buffer, out.start, out.scale, out.precision, out.nDecimalDigits); - } -} -</#if> <#-- type.major --> -</#list>
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