Package org.apache.orc.impl.mask

Class RedactMaskFactory

java.lang.Object

org.apache.orc.impl.mask.MaskFactory

org.apache.orc.impl.mask.RedactMaskFactory

public class RedactMaskFactory
extends MaskFactory

Masking strategy that hides most string and numeric values based on unicode character categories.

Masking Parameters: character replacements: string of 10 characters one per group below letter, upper case (default X) letter, lower case (default x) number, digit (default 9) symbol (default $) punctuation (default .) separator (default no masking) letter, other (default ª) mark (default ः) number, other (default ²) other (default ۝)

time replacements: string of 6 numbers or _ one per field below year (0 to 4000, default no masking) month (1 to 12, default 1) date (1 to 31, default 1) hour (0 to 23, default 0) minute (0 to 59, default 0) second (0 to 59, default 0)

Parameters use "_" for preserve original.

Constructor Summary

Constructors

Constructor	Description
RedactMaskFactory(String... params)

Method Summary

Modifier and Type	Method	Description
protected DataMask	buildBinaryMask(TypeDescription schema)
protected DataMask	buildBooleanMask(TypeDescription schema)
protected DataMask	buildDateMask(TypeDescription schema)
protected DataMask	buildDecimalMask(TypeDescription schema)
protected DataMask	buildDoubleMask(TypeDescription schema)
protected DataMask	buildLongMask(TypeDescription schema)
protected DataMask	buildStringMask(TypeDescription schema)
protected DataMask	buildTimestampMask(TypeDescription schema)
double	maskDouble(double value)	Replace each digit in value with digit.
long	maskLong(long value)	Replace each digit in value with DIGIT_REPLACEMENT scaled to the matching number of digits.

Methods inherited from class org.apache.orc.impl.mask.MaskFactory

build, buildChildren, buildStructMask

Methods inherited from class java.lang.Object

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

Constructor Details

RedactMaskFactory

public RedactMaskFactory(String... params)

Method Details

buildBooleanMask

protected DataMask buildBooleanMask(TypeDescription schema)

Specified by:

buildBooleanMask in class MaskFactory

buildLongMask

protected DataMask buildLongMask(TypeDescription schema)

Specified by:

buildLongMask in class MaskFactory

buildDecimalMask

protected DataMask buildDecimalMask(TypeDescription schema)

Specified by:

buildDecimalMask in class MaskFactory

buildDoubleMask

protected DataMask buildDoubleMask(TypeDescription schema)

Specified by:

buildDoubleMask in class MaskFactory

buildStringMask

protected DataMask buildStringMask(TypeDescription schema)

Specified by:

buildStringMask in class MaskFactory

buildDateMask

protected DataMask buildDateMask(TypeDescription schema)

Specified by:

buildDateMask in class MaskFactory

buildTimestampMask

protected DataMask buildTimestampMask(TypeDescription schema)

Specified by:

buildTimestampMask in class MaskFactory

buildBinaryMask

protected DataMask buildBinaryMask(TypeDescription schema)

Specified by:

buildBinaryMask in class MaskFactory

maskLong

public long maskLong(long value)

Replace each digit in value with DIGIT_REPLACEMENT scaled to the matching number of digits.

Parameters:

value - the number to mask

Returns:

the masked value

maskDouble

public double maskDouble(double value)

Replace each digit in value with digit.

Parameters:

value - the number to mask

Returns:

the