Package org.apache.parquet.crypto

Class FileEncryptionProperties

java.lang.Object

org.apache.parquet.crypto.FileEncryptionProperties

public class FileEncryptionProperties
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	FileEncryptionProperties.Builder

Method Summary

Modifier and Type	Method	Description
static FileEncryptionProperties.Builder	builder(byte[] footerKey)
boolean	encryptedFooter()
EncryptionAlgorithm	getAlgorithm()
ColumnEncryptionProperties	getColumnProperties(org.apache.parquet.hadoop.metadata.ColumnPath columnPath)
Map<org.apache.parquet.hadoop.metadata.ColumnPath,ColumnEncryptionProperties>	getEncryptedColumns()
byte[]	getFileAAD()
byte[]	getFooterKey()
byte[]	getFooterKeyMetadata()

Methods inherited from class java.lang.Object

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

Method Detail

builder

public static FileEncryptionProperties.Builder builder(byte[] footerKey)

Parameters:

footerKey - Encryption key for file footer and some (or all) columns. Key length must be either 16, 24 or 32 bytes. If null, footer won't be encrypted. At least one column must be encrypted then.

Returns:

Builder

getAlgorithm

public EncryptionAlgorithm getAlgorithm()

getFooterKey

public byte[] getFooterKey()

getFooterKeyMetadata

public byte[] getFooterKeyMetadata()

getEncryptedColumns

public Map<org.apache.parquet.hadoop.metadata.ColumnPath,ColumnEncryptionProperties> getEncryptedColumns()

getColumnProperties

public ColumnEncryptionProperties getColumnProperties(org.apache.parquet.hadoop.metadata.ColumnPath columnPath)

getFileAAD

public byte[] getFileAAD()

encryptedFooter

public boolean encryptedFooter()