ColumnEncryptionProperties.Builder (Apache Parquet Hadoop 1.12.0 API)

java.lang.Object
- org.apache.parquet.crypto.ColumnEncryptionProperties.Builder

Enclosing class:: ColumnEncryptionProperties

public static class ColumnEncryptionProperties.Builder
extends Object

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`ColumnEncryptionProperties`	`build()`
`ColumnEncryptionProperties.Builder`	`withKey(byte[] columnKey)`	Set a column-specific key.
`ColumnEncryptionProperties.Builder`	`withKeyID(String keyId)`	Set a key retrieval metadata (converted from String).
`ColumnEncryptionProperties.Builder`	`withKeyMetaData(byte[] keyMetaData)`	Set a key retrieval metadata.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - withKey
```
public ColumnEncryptionProperties.Builder withKey(byte[] columnKey)
```
    Set a column-specific key. If key is not set on an encrypted column, the column will be encrypted with the footer key.
    
    Parameters:
    
    columnKey - Key length must be either 16, 24 or 32 bytes.
    
    Returns:
    
    Builder
  - withKeyMetaData
```
public ColumnEncryptionProperties.Builder withKeyMetaData(byte[] keyMetaData)
```
    Set a key retrieval metadata. use either withKeyMetaData or withKeyID, not both.
    
    Parameters:
    
    keyMetaData - arbitrary byte array with encryption key metadata
    
    Returns:
    
    Builder
  - withKeyID
```
public ColumnEncryptionProperties.Builder withKeyID(String keyId)
```
    Set a key retrieval metadata (converted from String). use either withKeyMetaData or withKeyID, not both.
    
    Parameters:
    
    keyId - will be converted to metadata (UTF-8 array).
    
    Returns:
    
    Builder
  - build
```
public ColumnEncryptionProperties build()
```