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Example 21 with SqlDecimal

use of com.facebook.presto.common.type.SqlDecimal in project presto by prestodb.

the class RcFileTester method decodeRecordReaderValue.

private static Object decodeRecordReaderValue(Type type, Object actualValue) {
    if (actualValue instanceof LazyPrimitive) {
        actualValue = ((LazyPrimitive<?, ?>) actualValue).getWritableObject();
    }
    if (actualValue instanceof BooleanWritable) {
        actualValue = ((BooleanWritable) actualValue).get();
    } else if (actualValue instanceof ByteWritable) {
        actualValue = ((ByteWritable) actualValue).get();
    } else if (actualValue instanceof BytesWritable) {
        actualValue = new SqlVarbinary(((BytesWritable) actualValue).copyBytes());
    } else if (actualValue instanceof DateWritable) {
        actualValue = new SqlDate(((DateWritable) actualValue).getDays());
    } else if (actualValue instanceof DoubleWritable) {
        actualValue = ((DoubleWritable) actualValue).get();
    } else if (actualValue instanceof FloatWritable) {
        actualValue = ((FloatWritable) actualValue).get();
    } else if (actualValue instanceof IntWritable) {
        actualValue = ((IntWritable) actualValue).get();
    } else if (actualValue instanceof LongWritable) {
        actualValue = ((LongWritable) actualValue).get();
    } else if (actualValue instanceof ShortWritable) {
        actualValue = ((ShortWritable) actualValue).get();
    } else if (actualValue instanceof HiveDecimalWritable) {
        DecimalType decimalType = (DecimalType) type;
        HiveDecimalWritable writable = (HiveDecimalWritable) actualValue;
        // writable messes with the scale so rescale the values to the Presto type
        BigInteger rescaledValue = rescale(writable.getHiveDecimal().unscaledValue(), writable.getScale(), decimalType.getScale());
        actualValue = new SqlDecimal(rescaledValue, decimalType.getPrecision(), decimalType.getScale());
    } else if (actualValue instanceof Text) {
        actualValue = actualValue.toString();
    } else if (actualValue instanceof TimestampWritable) {
        TimestampWritable timestamp = (TimestampWritable) actualValue;
        if (SESSION.getSqlFunctionProperties().isLegacyTimestamp()) {
            actualValue = new SqlTimestamp((timestamp.getSeconds() * 1000) + (timestamp.getNanos() / 1000000L), UTC_KEY);
        } else {
            actualValue = new SqlTimestamp((timestamp.getSeconds() * 1000) + (timestamp.getNanos() / 1000000L));
        }
    } else if (actualValue instanceof StructObject) {
        StructObject structObject = (StructObject) actualValue;
        actualValue = decodeRecordReaderStruct(type, structObject.getFieldsAsList());
    } else if (actualValue instanceof LazyBinaryArray) {
        actualValue = decodeRecordReaderList(type, ((LazyBinaryArray) actualValue).getList());
    } else if (actualValue instanceof LazyBinaryMap) {
        actualValue = decodeRecordReaderMap(type, ((LazyBinaryMap) actualValue).getMap());
    } else if (actualValue instanceof LazyArray) {
        actualValue = decodeRecordReaderList(type, ((LazyArray) actualValue).getList());
    } else if (actualValue instanceof LazyMap) {
        actualValue = decodeRecordReaderMap(type, ((LazyMap) actualValue).getMap());
    } else if (actualValue instanceof List) {
        actualValue = decodeRecordReaderList(type, ((List<?>) actualValue));
    }
    return actualValue;
}
Also used : SqlVarbinary(com.facebook.presto.common.type.SqlVarbinary) TimestampWritable(org.apache.hadoop.hive.serde2.io.TimestampWritable) DoubleWritable(org.apache.hadoop.io.DoubleWritable) SqlTimestamp(com.facebook.presto.common.type.SqlTimestamp) LazyBinaryArray(org.apache.hadoop.hive.serde2.lazybinary.LazyBinaryArray) ShortWritable(org.apache.hadoop.hive.serde2.io.ShortWritable) LazyPrimitive(org.apache.hadoop.hive.serde2.lazy.LazyPrimitive) StructObject(org.apache.hadoop.hive.serde2.StructObject) ArrayList(java.util.ArrayList) List(java.util.List) ImmutableList(com.google.common.collect.ImmutableList) Collectors.toList(java.util.stream.Collectors.toList) LongWritable(org.apache.hadoop.io.LongWritable) ByteWritable(org.apache.hadoop.io.ByteWritable) IntWritable(org.apache.hadoop.io.IntWritable) DateWritable(org.apache.hadoop.hive.serde2.io.DateWritable) HiveDecimalWritable(org.apache.hadoop.hive.serde2.io.HiveDecimalWritable) LazyMap(org.apache.hadoop.hive.serde2.lazy.LazyMap) BytesWritable(org.apache.hadoop.io.BytesWritable) SqlDecimal(com.facebook.presto.common.type.SqlDecimal) Text(org.apache.hadoop.io.Text) FloatWritable(org.apache.hadoop.io.FloatWritable) BooleanWritable(org.apache.hadoop.io.BooleanWritable) SqlDate(com.facebook.presto.common.type.SqlDate) DecimalType(com.facebook.presto.common.type.DecimalType) BigInteger(java.math.BigInteger) LazyArray(org.apache.hadoop.hive.serde2.lazy.LazyArray) LazyBinaryMap(org.apache.hadoop.hive.serde2.lazybinary.LazyBinaryMap)

Aggregations

SqlDecimal (com.facebook.presto.common.type.SqlDecimal)21 ArrayList (java.util.ArrayList)10 DecimalType (com.facebook.presto.common.type.DecimalType)9 SqlVarbinary (com.facebook.presto.common.type.SqlVarbinary)9 ImmutableList (com.google.common.collect.ImmutableList)9 BigInteger (java.math.BigInteger)9 SqlTimestamp (com.facebook.presto.common.type.SqlTimestamp)7 Type (com.facebook.presto.common.type.Type)7 Slice (io.airlift.slice.Slice)7 BlockBuilder (com.facebook.presto.common.block.BlockBuilder)6 ArrayType (com.facebook.presto.common.type.ArrayType)6 SqlDate (com.facebook.presto.common.type.SqlDate)6 List (java.util.List)6 Map (java.util.Map)6 RowType (com.facebook.presto.common.type.RowType)5 VarcharType (com.facebook.presto.common.type.VarcharType)5 HashMap (java.util.HashMap)5 CharType (com.facebook.presto.common.type.CharType)4 MapType (com.facebook.presto.common.type.MapType)4 ImmutableMap (com.google.common.collect.ImmutableMap)4