Package org.apache.orc.impl.mask

Class MaskFactory

java.lang.Object

org.apache.orc.impl.mask.MaskFactory

Direct Known Subclasses:

RedactMaskFactory, SHA256MaskFactory

public abstract class MaskFactory
extends Object

A mask factory framework that automatically builds a recursive mask. The subclass defines how to mask the primitive types and the factory builds a recursive tree of data masks that matches the schema tree.

Constructor Summary

Constructors

Constructor	Description
MaskFactory()

Method Summary

Modifier and Type	Method	Description
DataMask	build(TypeDescription schema, DataMask.MaskOverrides overrides)
protected abstract DataMask	buildBinaryMask(TypeDescription schema)
protected abstract DataMask	buildBooleanMask(TypeDescription schema)
protected DataMask[]	buildChildren(List<TypeDescription> children, DataMask.MaskOverrides overrides)
protected abstract DataMask	buildDateMask(TypeDescription schema)
protected abstract DataMask	buildDecimalMask(TypeDescription schema)
protected abstract DataMask	buildDoubleMask(TypeDescription schema)
protected abstract DataMask	buildLongMask(TypeDescription schema)
protected abstract DataMask	buildStringMask(TypeDescription schema)
protected DataMask	buildStructMask(TypeDescription schema, DataMask.MaskOverrides overrides)
protected abstract DataMask	buildTimestampMask(TypeDescription schema)

Methods inherited from class java.lang.Object

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

Constructor Details

MaskFactory

public MaskFactory()

Method Details

buildBooleanMask

protected abstract DataMask buildBooleanMask(TypeDescription schema)

buildLongMask

protected abstract DataMask buildLongMask(TypeDescription schema)

buildDecimalMask

protected abstract DataMask buildDecimalMask(TypeDescription schema)

buildDoubleMask

protected abstract DataMask buildDoubleMask(TypeDescription schema)

buildStringMask

protected abstract DataMask buildStringMask(TypeDescription schema)

buildDateMask

protected abstract DataMask buildDateMask(TypeDescription schema)

buildTimestampMask

protected abstract DataMask buildTimestampMask(TypeDescription schema)

buildBinaryMask

protected abstract DataMask buildBinaryMask(TypeDescription schema)

build

public DataMask build(TypeDescription schema,
 DataMask.MaskOverrides overrides)

buildChildren

protected DataMask[] buildChildren(List<TypeDescription> children,
 DataMask.MaskOverrides overrides)

buildStructMask

protected DataMask buildStructMask(TypeDescription schema,
 DataMask.MaskOverrides overrides)