org.apache.drill.exec.vector.accessor

Class ColumnAccessors.VarCharColumnReader

java.lang.Object

org.apache.drill.exec.vector.accessor.reader.AbstractScalarReader

org.apache.drill.exec.vector.accessor.reader.BaseScalarReader

org.apache.drill.exec.vector.accessor.reader.BaseScalarReader.BaseVarWidthReader

org.apache.drill.exec.vector.accessor.ColumnAccessors.VarCharColumnReader

All Implemented Interfaces:

ColumnReader, ReaderEvents, ScalarReader

Enclosing class:

ColumnAccessors

public static class ColumnAccessors.VarCharColumnReader
extends BaseScalarReader.BaseVarWidthReader

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.drill.exec.vector.accessor.reader.BaseScalarReader

BaseScalarReader.BaseFixedWidthReader, BaseScalarReader.BaseVarWidthReader, BaseScalarReader.BufferAccessor

Nested classes/interfaces inherited from class org.apache.drill.exec.vector.accessor.reader.AbstractScalarReader

AbstractScalarReader.NullReader, AbstractScalarReader.ScalarObjectReader

Field Summary

Fields inherited from class org.apache.drill.exec.vector.accessor.reader.BaseScalarReader.BaseVarWidthReader

offsetsReader

Fields inherited from class org.apache.drill.exec.vector.accessor.reader.BaseScalarReader

bufferAccessor, schema, vectorAccessor

Fields inherited from class org.apache.drill.exec.vector.accessor.reader.AbstractScalarReader

nullStateReader, vectorIndex

Constructor Summary

Constructors

Constructor and Description
VarCharColumnReader()

Method Summary

Modifier and Type	Method and Description
byte[]	getBytes()
String	getString()
ValueType	valueType() Describe the type of the value.

Methods inherited from class org.apache.drill.exec.vector.accessor.reader.BaseScalarReader.BaseVarWidthReader

bindBuffer, bindIndex, bindVector, getEntry

Methods inherited from class org.apache.drill.exec.vector.accessor.reader.BaseScalarReader

buffer, bufferAccessor, buildOptional, buildRequired, schema

Methods inherited from class org.apache.drill.exec.vector.accessor.reader.AbstractScalarReader

bindNullState, conversionError, extendedType, getAsString, getBoolean, getDate, getDecimal, getDouble, getFloat, getInt, getLong, getObject, getPeriod, getTime, getTimestamp, getValue, isNull, nullReader, nullStateReader, reposition, type

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VarCharColumnReader

public VarCharColumnReader()

Method Detail

valueType

public ValueType valueType()

Description copied from interface: ScalarReader

Describe the type of the value. This is a compression of the value vector type: it describes which method will return the vector value.

Returns:

the value type which indicates which get method is valid for the column

getBytes

public byte[] getBytes()

Specified by:

getBytes in interface ScalarReader

Overrides:

getBytes in class AbstractScalarReader

getString

public String getString()

Specified by:

getString in interface ScalarReader

Overrides:

getString in class AbstractScalarReader