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45 changes: 45 additions & 0 deletions
45
core-common/src/main/java/org/apache/kylin/common/util/DecimalUtil.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
|
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| package org.apache.kylin.common.util; | ||
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| import java.math.BigDecimal; | ||
| import java.math.BigInteger; | ||
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| public class DecimalUtil { | ||
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| // Copy from org.apache.calcite.runtime.SqlFunctions.toBigDecimal | ||
| public static BigDecimal toBigDecimal(String s) { | ||
| return new BigDecimal(s.trim()); | ||
| } | ||
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| public static BigDecimal toBigDecimal(Number number) { | ||
| // There are some values of "long" that cannot be represented as "double". | ||
| // Not so "int". If it isn't a long, go straight to double. | ||
| return number instanceof BigDecimal ? (BigDecimal) number | ||
| : number instanceof BigInteger ? new BigDecimal((BigInteger) number) | ||
| : number instanceof Long ? new BigDecimal(number.longValue()) | ||
| : new BigDecimal(number.doubleValue()); | ||
| } | ||
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| public static BigDecimal toBigDecimal(Object o) { | ||
| if (o == null) | ||
| return null; | ||
| return o instanceof Number ? toBigDecimal((Number) o) : toBigDecimal(o.toString()); | ||
| } | ||
| } |
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134 changes: 134 additions & 0 deletions
134
core-cube/src/main/java/org/apache/kylin/cube/gridtable/CuboidToGridTableMappingExt.java
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| @@ -0,0 +1,134 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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| package org.apache.kylin.cube.gridtable; | ||
|
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| import java.util.BitSet; | ||
| import java.util.Collection; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
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| import org.apache.commons.lang.ArrayUtils; | ||
| import org.apache.kylin.common.util.ImmutableBitSet; | ||
| import org.apache.kylin.cube.cuboid.Cuboid; | ||
| import org.apache.kylin.metadata.datatype.DataType; | ||
| import org.apache.kylin.metadata.model.DynamicFunctionDesc; | ||
| import org.apache.kylin.metadata.model.FunctionDesc; | ||
| import org.apache.kylin.metadata.model.TblColRef; | ||
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| import com.google.common.collect.Lists; | ||
| import com.google.common.collect.Maps; | ||
|
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| public class CuboidToGridTableMappingExt extends CuboidToGridTableMapping { | ||
| private final List<TblColRef> dynDims; | ||
| private final List<DynamicFunctionDesc> dynFuncs; | ||
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| private ImmutableBitSet dynamicDims; | ||
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| private List<DataType> dynGtDataTypes; | ||
| private List<ImmutableBitSet> dynGtColBlocks; | ||
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| private Map<TblColRef, Integer> dynDim2gt; | ||
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| private Map<FunctionDesc, Integer> dynMetrics2gt; | ||
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| public CuboidToGridTableMappingExt(Cuboid cuboid, List<TblColRef> dynDims, List<DynamicFunctionDesc> dynFuncs) { | ||
| super(cuboid); | ||
| this.dynDims = dynDims; | ||
| this.dynFuncs = dynFuncs; | ||
| init(); | ||
| } | ||
|
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| private void init() { | ||
| dynGtDataTypes = Lists.newArrayList(); | ||
| dynGtColBlocks = Lists.newArrayList(); | ||
| dynDim2gt = Maps.newHashMap(); | ||
| dynMetrics2gt = Maps.newHashMap(); | ||
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| int gtColIdx = super.getColumnCount(); | ||
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| BitSet rtColBlock = new BitSet(); | ||
| // dynamic dimensions | ||
| for (TblColRef rtDim : dynDims) { | ||
| dynDim2gt.put(rtDim, gtColIdx); | ||
| dynGtDataTypes.add(rtDim.getType()); | ||
| rtColBlock.set(gtColIdx); | ||
| gtColIdx++; | ||
| } | ||
| dynamicDims = new ImmutableBitSet(rtColBlock); | ||
|
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| // dynamic metrics | ||
| for (DynamicFunctionDesc rtFunc : dynFuncs) { | ||
| dynMetrics2gt.put(rtFunc, gtColIdx); | ||
| dynGtDataTypes.add(rtFunc.getReturnDataType()); | ||
| rtColBlock.set(gtColIdx); | ||
| gtColIdx++; | ||
| } | ||
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| dynGtColBlocks.add(new ImmutableBitSet(rtColBlock)); | ||
| } | ||
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| public ImmutableBitSet getDynamicDims() { | ||
| return dynamicDims; | ||
| } | ||
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| @Override | ||
| public int getColumnCount() { | ||
| return super.getColumnCount() + dynDims.size() + dynFuncs.size(); | ||
| } | ||
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| @Override | ||
| public DataType[] getDataTypes() { | ||
| return (DataType[]) ArrayUtils.addAll(super.getDataTypes(), | ||
| dynGtDataTypes.toArray(new DataType[dynGtDataTypes.size()])); | ||
| } | ||
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| @Override | ||
| public ImmutableBitSet[] getColumnBlocks() { | ||
| return (ImmutableBitSet[]) ArrayUtils.addAll(super.getColumnBlocks(), | ||
| dynGtColBlocks.toArray(new ImmutableBitSet[dynGtColBlocks.size()])); | ||
| } | ||
|
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| @Override | ||
| public int getIndexOf(TblColRef dimension) { | ||
| Integer i = super.getIndexOf(dimension); | ||
| if (i < 0) { | ||
| i = dynDim2gt.get(dimension); | ||
| } | ||
| return i == null ? -1 : i; | ||
| } | ||
|
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| @Override | ||
| public int getIndexOf(FunctionDesc metric) { | ||
| Integer r = super.getIndexOf(metric); | ||
| if (r < 0) { | ||
| r = dynMetrics2gt.get(metric); | ||
| } | ||
| return r == null ? -1 : r; | ||
| } | ||
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| @Override | ||
| public int[] getMetricsIndexes(Collection<FunctionDesc> metrics) { | ||
| int[] result = new int[metrics.size()]; | ||
| int i = 0; | ||
| for (FunctionDesc metric : metrics) { | ||
| result[i++] = getIndexOf(metric); | ||
| } | ||
| return result; | ||
| } | ||
| } |
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