org.apache.hadoop.hive.serde2.objectinspector.primitive

Class AbstractPrimitiveObjectInspector

java.lang.Object

org.apache.hadoop.hive.serde2.objectinspector.primitive.AbstractPrimitiveObjectInspector

All Implemented Interfaces:

Cloneable, ObjectInspector, PrimitiveObjectInspector

Direct Known Subclasses:

AbstractPrimitiveJavaObjectInspector, AbstractPrimitiveLazyObjectInspector, AbstractPrimitiveWritableObjectInspector

public abstract class AbstractPrimitiveObjectInspector
extends Object
implements PrimitiveObjectInspector

An AbstractPrimitiveObjectInspector is based on ObjectInspectorUtils.PrimitiveTypeEntry.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector

PrimitiveObjectInspector.PrimitiveCategory

Nested classes/interfaces inherited from interface org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector

ObjectInspector.Category

Field Summary

Fields

Modifier and Type	Field and Description
protected PrimitiveTypeInfo	typeInfo

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractPrimitiveObjectInspector()
protected	AbstractPrimitiveObjectInspector(PrimitiveTypeInfo typeInfo) Construct a AbstractPrimitiveObjectInspector.

Method Summary

Methods

Modifier and Type	Method and Description
ObjectInspector.Category	getCategory() Return the associated category this primitive ObjectInspector.
Class<?>	getJavaPrimitiveClass() Return the associated Java primitive class for this primitive ObjectInspector.
PrimitiveObjectInspector.PrimitiveCategory	getPrimitiveCategory() Return the associated primitive category for this primitive ObjectInspector.
Class<?>	getPrimitiveWritableClass() Return the associated primitive Writable class for this primitive ObjectInspector.
PrimitiveTypeInfo	getTypeInfo()
String	getTypeName() Return the type name for this primitive ObjectInspector.
int	precision() Default implementation.
int	scale() Default implementation.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector

copyObject, getPrimitiveJavaObject, getPrimitiveWritableObject, preferWritable

Field Detail

typeInfo

protected PrimitiveTypeInfo typeInfo

Constructor Detail

AbstractPrimitiveObjectInspector

protected AbstractPrimitiveObjectInspector()

AbstractPrimitiveObjectInspector

protected AbstractPrimitiveObjectInspector(PrimitiveTypeInfo typeInfo)

Construct a AbstractPrimitiveObjectInspector.

Method Detail

getJavaPrimitiveClass

public Class<?> getJavaPrimitiveClass()

Return the associated Java primitive class for this primitive ObjectInspector.

Specified by:

getJavaPrimitiveClass in interface PrimitiveObjectInspector

getPrimitiveCategory

public PrimitiveObjectInspector.PrimitiveCategory getPrimitiveCategory()

Return the associated primitive category for this primitive ObjectInspector.

Specified by:

getPrimitiveCategory in interface PrimitiveObjectInspector

getPrimitiveWritableClass

public Class<?> getPrimitiveWritableClass()

Return the associated primitive Writable class for this primitive ObjectInspector.

Specified by:

getPrimitiveWritableClass in interface PrimitiveObjectInspector

getCategory

public ObjectInspector.Category getCategory()

Return the associated category this primitive ObjectInspector.

Specified by:

getCategory in interface ObjectInspector

getTypeName

public String getTypeName()

Return the type name for this primitive ObjectInspector.

Specified by:

getTypeName in interface ObjectInspector

getTypeInfo

public PrimitiveTypeInfo getTypeInfo()

Specified by:

getTypeInfo in interface PrimitiveObjectInspector

precision

public int precision()

Default implementation. Maybe overridden by exact types.

Specified by:

precision in interface PrimitiveObjectInspector

scale

public int scale()

Default implementation. Maybe overridden by exact types.

Specified by:

scale in interface PrimitiveObjectInspector