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PIG-4764: Make Pig work with Hive 3.1 (szita)
git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1873947 13f79535-47bb-0310-9956-ffa450edef68
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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. | ||
| */ | ||
| package org.apache.pig.hive; | ||
|
|
||
| import java.math.BigDecimal; | ||
| import java.math.BigInteger; | ||
| import java.sql.Timestamp; | ||
|
|
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| import org.apache.hadoop.hive.conf.HiveConf; | ||
| import org.apache.hadoop.hive.ql.io.orc.CompressionKind; | ||
| import org.apache.hadoop.hive.ql.io.orc.OrcFile; | ||
| import org.apache.hadoop.hive.ql.io.orc.OrcFile.Version; | ||
| import org.apache.hadoop.hive.ql.io.sarg.PredicateLeaf; | ||
| import org.apache.hadoop.hive.ql.io.sarg.SearchArgument; | ||
| import org.apache.hadoop.hive.ql.udf.generic.Collector; | ||
| import org.apache.hadoop.hive.ql.udf.generic.GenericUDAFParameterInfo; | ||
| import org.apache.hadoop.hive.ql.udf.generic.GenericUDF; | ||
| import org.apache.hadoop.hive.ql.udf.generic.SimpleGenericUDAFParameterInfo; | ||
| import org.apache.hadoop.hive.serde2.AbstractSerDe; | ||
| import org.apache.hadoop.hive.serde2.io.TimestampWritable; | ||
| import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector; | ||
| import org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector; | ||
| import org.apache.hadoop.hive.serde2.objectinspector.primitive.AbstractPrimitiveJavaObjectInspector; | ||
| import org.apache.hadoop.hive.serde2.objectinspector.primitive.TimestampObjectInspector; | ||
| import org.apache.hadoop.hive.serde2.typeinfo.TypeInfoFactory; | ||
| import org.apache.hadoop.hive.shims.HadoopShimsSecure; | ||
| import org.apache.hadoop.hive.shims.ShimLoader; | ||
| import org.apache.hadoop.mapreduce.Job; | ||
|
|
||
| import com.esotericsoftware.kryo.Serializer; | ||
| import com.esotericsoftware.kryo.io.Input; | ||
|
|
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| import org.joda.time.DateTime; | ||
|
|
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| public class HiveShims { | ||
| public static String normalizeOrcVersionName(String version) { | ||
| return Version.byName(version).getName(); | ||
| } | ||
|
|
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| public static void addLessThanOpToBuilder(SearchArgument.Builder builder, | ||
| String columnName, PredicateLeaf.Type columnType, Object value) { | ||
| builder.lessThan(columnName, value); | ||
| } | ||
|
|
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| public static void addLessThanEqualsOpToBuilder(SearchArgument.Builder builder, | ||
| String columnName, PredicateLeaf.Type columnType, Object value) { | ||
| builder.lessThanEquals(columnName, value); | ||
| } | ||
|
|
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| public static void addEqualsOpToBuilder(SearchArgument.Builder builder, | ||
| String columnName, PredicateLeaf.Type columnType, Object value) { | ||
| builder.equals(columnName, value); | ||
| } | ||
|
|
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| public static void addBetweenOpToBuilder(SearchArgument.Builder builder, | ||
| String columnName, PredicateLeaf.Type columnType, Object low, Object high) { | ||
| builder.between(columnName, low, high); | ||
| } | ||
|
|
||
| public static void addIsNullOpToBuilder(SearchArgument.Builder builder, | ||
| String columnName, PredicateLeaf.Type columnType) { | ||
| builder.isNull(columnName); | ||
| } | ||
|
|
||
| public static Class[] getOrcDependentClasses(Class hadoopVersionShimsClass) { | ||
| return new Class[]{OrcFile.class, HiveConf.class, AbstractSerDe.class, | ||
| org.apache.hadoop.hive.shims.HadoopShims.class, HadoopShimsSecure.class, hadoopVersionShimsClass, | ||
| Input.class}; | ||
| } | ||
|
|
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| public static Class[] getHiveUDFDependentClasses(Class hadoopVersionShimsClass) { | ||
| return new Class[]{GenericUDF.class, | ||
| PrimitiveObjectInspector.class, HiveConf.class, Serializer.class, ShimLoader.class, | ||
| hadoopVersionShimsClass, HadoopShimsSecure.class, Collector.class}; | ||
| } | ||
|
|
||
| public static Object getSearchArgObjValue(Object value) { | ||
| if (value instanceof BigInteger) { | ||
| return new BigDecimal((BigInteger) value); | ||
| } else if (value instanceof DateTime) { | ||
| return new Timestamp(((DateTime) value).getMillis()); | ||
| } else { | ||
| return value; | ||
| } | ||
| } | ||
|
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| public static void setOrcConfigOnJob(Job job, Long stripeSize, Integer rowIndexStride, Integer bufferSize, Boolean blockPadding, CompressionKind compress, String versionName) { | ||
| if (stripeSize != null) { | ||
| job.getConfiguration().setLong(HiveConf.ConfVars.HIVE_ORC_DEFAULT_STRIPE_SIZE.varname, stripeSize); | ||
| } | ||
| if (rowIndexStride != null) { | ||
| job.getConfiguration().setInt(HiveConf.ConfVars.HIVE_ORC_DEFAULT_ROW_INDEX_STRIDE.varname, rowIndexStride); | ||
| } | ||
| if (bufferSize != null) { | ||
| job.getConfiguration().setInt(HiveConf.ConfVars.HIVE_ORC_DEFAULT_BUFFER_SIZE.varname, bufferSize); | ||
| } | ||
| if (blockPadding != null) { | ||
| job.getConfiguration().setBoolean(HiveConf.ConfVars.HIVE_ORC_DEFAULT_BLOCK_PADDING.varname, blockPadding); | ||
| } | ||
| if (compress != null) { | ||
| job.getConfiguration().set(HiveConf.ConfVars.HIVE_ORC_DEFAULT_COMPRESS.varname, compress.toString()); | ||
| } | ||
| if (versionName != null) { | ||
| job.getConfiguration().set(HiveConf.ConfVars.HIVE_ORC_WRITE_FORMAT.varname, versionName); | ||
| } | ||
| } | ||
|
|
||
| public static class PigJodaTimeStampObjectInspector extends | ||
| AbstractPrimitiveJavaObjectInspector implements TimestampObjectInspector { | ||
|
|
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| public PigJodaTimeStampObjectInspector() { | ||
| super(TypeInfoFactory.timestampTypeInfo); | ||
| } | ||
|
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| @Override | ||
| public TimestampWritable getPrimitiveWritableObject(Object o) { | ||
| return o == null ? null : new TimestampWritable(new Timestamp(((DateTime) o).getMillis())); | ||
| } | ||
|
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| @Override | ||
| public Timestamp getPrimitiveJavaObject(Object o) { | ||
| return o == null ? null : new Timestamp(((DateTime) o).getMillis()); | ||
| } | ||
| } | ||
|
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| public static GenericUDAFParameterInfo newSimpleGenericUDAFParameterInfo(ObjectInspector[] arguments, | ||
| boolean distinct, boolean allColumns) { | ||
| return new SimpleGenericUDAFParameterInfo(arguments, distinct, allColumns); | ||
| } | ||
|
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| public static class TimestampShim { | ||
|
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| public static Timestamp cast(Object ts) { | ||
| return (Timestamp) ts; | ||
| } | ||
|
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| public static long millisFromTimestamp(Object ts) { | ||
| return cast(ts).getTime(); | ||
| } | ||
| } | ||
|
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| public static class TimestampWritableShim { | ||
|
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| public static boolean isAssignableFrom(Object object) { | ||
| return object instanceof TimestampWritable; | ||
| } | ||
|
|
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| public static TimestampWritable cast(Object ts) { | ||
| return (TimestampWritable) ts; | ||
| } | ||
|
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| public static long millisFromTimestampWritable(Object ts) { | ||
| return cast(ts).getTimestamp().getTime(); | ||
| } | ||
| } | ||
| } |
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