Package org.apache.drill.exec.vector.accessor

Class GenericAccessor

java.lang.Object

org.apache.drill.exec.vector.accessor.AbstractSqlAccessor

org.apache.drill.exec.vector.accessor.GenericAccessor

All Implemented Interfaces:

SqlAccessor

public class GenericAccessor
extends AbstractSqlAccessor

Constructor Summary

Constructors

Constructor	Description
GenericAccessor(ValueVector v)

Method Summary

Modifier and Type	Method	Description
Object	getObject(int index)	(See class description.)
Class<?>	getObjectClass()	Reports the class returned by getObject() of this accessor.
TypeProtos.MajorType	getType()	Reports the (native) type of data accessed by this accessor.
boolean	isNull(int index)	Reports whether the logical value is a SQL NULL.

Methods inherited from class org.apache.drill.exec.vector.accessor.AbstractSqlAccessor

getBigDecimal, getBoolean, getByte, getBytes, getChar, getDate, getDouble, getFloat, getInt, getLong, getReader, getShort, getStream, getString, getTime, getTimestamp

Methods inherited from class java.lang.Object

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

Constructor Details

GenericAccessor

public GenericAccessor(ValueVector v)

Method Details

getObjectClass

public Class<?> getObjectClass()

Description copied from interface: SqlAccessor

Reports the class returned by getObject() of this accessor.

(Is for {@link ResultSetMetaData#getColumnClassName(...)}.)

isNull

public boolean isNull(int index)

Description copied from interface: SqlAccessor

Reports whether the logical value is a SQL NULL.

Specified by:

isNull in interface SqlAccessor

Specified by:

isNull in class AbstractSqlAccessor

getObject

public Object getObject(int index)
                 throws InvalidAccessException

Description copied from interface: SqlAccessor

(See class description.)

Throws:

InvalidAccessException

getType

public TypeProtos.MajorType getType()

Description copied from interface: SqlAccessor

Reports the (native) type of data accessed by this accessor.

(Some implementations may support more than just the minimum getType(...) method implied by the type.