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

Class AbstractPrimitiveObjectInspector

java.lang.Object

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

All Implemented Interfaces:

java.lang.Cloneable, ObjectInspector, PrimitiveObjectInspector, PrimitiveTypeSpec

Direct Known Subclasses:

AbstractPrimitiveJavaObjectInspector, AbstractPrimitiveLazyObjectInspector, AbstractPrimitiveWritableObjectInspector

public abstract class AbstractPrimitiveObjectInspector
extends java.lang.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 BaseTypeParams	typeParams

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractPrimitiveObjectInspector(PrimitiveObjectInspectorUtils.PrimitiveTypeEntry typeEntry) Construct a AbstractPrimitiveObjectInspector.

Method Summary

Modifier and Type	Method and Description
ObjectInspector.Category	getCategory() Return the associated category this primitive ObjectInspector.
java.lang.Class<?>	getJavaPrimitiveClass() Return the associated Java primitive class for this primitive ObjectInspector.
PrimitiveObjectInspector.PrimitiveCategory	getPrimitiveCategory() Return the associated primitive category for this primitive ObjectInspector.
java.lang.Class<?>	getPrimitiveWritableClass() Return the associated primitive Writable class for this primitive ObjectInspector.
java.lang.String	getTypeName() Return the type name for this primitive ObjectInspector.
BaseTypeParams	getTypeParams() If the type has type parameters (such as varchar length, or decimal precision/scale), then return the parameters for the type.
void	setTypeParams(BaseTypeParams newParams) Set the type parameters for the type.

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

typeParams

protected BaseTypeParams typeParams

Constructor Detail

AbstractPrimitiveObjectInspector

protected AbstractPrimitiveObjectInspector(PrimitiveObjectInspectorUtils.PrimitiveTypeEntry typeEntry)

Construct a AbstractPrimitiveObjectInspector.

Method Detail

getJavaPrimitiveClass

public java.lang.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

Specified by:

getPrimitiveCategory in interface PrimitiveTypeSpec

Returns:

PrimitiveCategory referred to by the PrimitiveTypeSpec

getPrimitiveWritableClass

public java.lang.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 java.lang.String getTypeName()

Return the type name for this primitive ObjectInspector.

Specified by:

getTypeName in interface ObjectInspector

getTypeParams

public BaseTypeParams getTypeParams()

Description copied from interface: PrimitiveObjectInspector

If the type has type parameters (such as varchar length, or decimal precision/scale), then return the parameters for the type.

Specified by:

getTypeParams in interface PrimitiveObjectInspector

Specified by:

getTypeParams in interface PrimitiveTypeSpec

Returns:

A BaseTypeParams object representing the parameters for the type, or null

setTypeParams

public void setTypeParams(BaseTypeParams newParams)

Description copied from interface: PrimitiveObjectInspector

Set the type parameters for the type.

Specified by:

setTypeParams in interface PrimitiveObjectInspector

Parameters:

newParams - type parameters for the type