org.apache.hadoop.hive.serde2.typeinfo
Class PrimitiveTypeInfo

java.lang.Object
  org.apache.hadoop.hive.serde2.typeinfo.TypeInfo
      org.apache.hadoop.hive.serde2.typeinfo.PrimitiveTypeInfo

All Implemented Interfaces:

Serializable

public final class PrimitiveTypeInfo
extends TypeInfo
implements Serializable

There are limited number of Primitive Types. All Primitive Types are defined by TypeInfoFactory.isPrimitiveClass(). Always use the TypeInfoFactory to create new TypeInfo objects, instead of directly creating an instance of this class.

See Also:

Serialized Form

Constructor Summary

PrimitiveTypeInfo()
For java serialization use only.

Method Summary

boolean	equals(Object other) Compare if 2 TypeInfos are the same.
ObjectInspector.Category	getCategory() Returns the category of this TypeInfo.
PrimitiveObjectInspector.PrimitiveCategory	getPrimitiveCategory()
Class<?>	getPrimitiveJavaClass()
Class<?>	getPrimitiveWritableClass()
String	getTypeName() A String representation of the TypeInfo.
int	hashCode() Generate the hashCode for this TypeInfo.
void	setTypeName(String typeName)

Methods inherited from class org.apache.hadoop.hive.serde2.typeinfo.TypeInfo

toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

PrimitiveTypeInfo

public PrimitiveTypeInfo()

For java serialization use only.

Method Detail

getCategory

public ObjectInspector.Category getCategory()

Returns the category of this TypeInfo.

Specified by:

getCategory in class TypeInfo

getPrimitiveCategory

public PrimitiveObjectInspector.PrimitiveCategory getPrimitiveCategory()

getPrimitiveWritableClass

public Class<?> getPrimitiveWritableClass()

getPrimitiveJavaClass

public Class<?> getPrimitiveJavaClass()

setTypeName

public void setTypeName(String typeName)

getTypeName

public String getTypeName()

Description copied from class: TypeInfo

A String representation of the TypeInfo.

Specified by:

getTypeName in class TypeInfo

equals

public boolean equals(Object other)

Compare if 2 TypeInfos are the same. We use TypeInfoFactory to cache TypeInfos, so we only need to compare the Object pointer.

Specified by:

equals in class TypeInfo

hashCode

public int hashCode()

Generate the hashCode for this TypeInfo.

Specified by:

hashCode in class TypeInfo