Package org.apache.nifi.toolkit.config.transformer

Class ApplicationPropertiesFileTransformer

java.lang.Object

org.apache.nifi.toolkit.config.transformer.ApplicationPropertiesFileTransformer

All Implemented Interfaces:

FileTransformer

public class ApplicationPropertiesFileTransformer
extends Object
implements FileTransformer

File Transformer supporting transformation of Application Properties with sensitive property values

Field Summary

Fields

Modifier and Type	Field	Description
private final ApplicationProperties	applicationProperties
private static final int	NAME_GROUP
private final SensitivePropertyProvider	outputSensitivePropertyProvider
private static final Pattern	PROPERTY_VALUE_PATTERN
private static final char	PROPERTY_VALUE_SEPARATOR
private final Set<String>	sensitivePropertyNames
private static final int	VALUE_GROUP

Constructor Summary

Constructors

Constructor	Description
ApplicationPropertiesFileTransformer(ApplicationProperties applicationProperties, SensitivePropertyProvider outputSensitivePropertyProvider, Set<String> sensitivePropertyNames)	Application Properties File Transformer uses provided Application Properties as the source of protected values

Method Summary

Modifier and Type	Method	Description
private void	transform(BufferedReader reader, BufferedWriter writer)
void	transform(Path inputPath, Path outputPath)	Transform input application properties using configured Sensitive Property Provider and write output properties
private void	writeProtectedProperty(BufferedWriter writer, String name, String value)

Methods inherited from class java.lang.Object

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

Field Details

PROPERTY_VALUE_PATTERN

private static final Pattern PROPERTY_VALUE_PATTERN

NAME_GROUP

private static final int NAME_GROUP

See Also:

• Constant Field Values

VALUE_GROUP

private static final int VALUE_GROUP

See Also:

• Constant Field Values

PROPERTY_VALUE_SEPARATOR

private static final char PROPERTY_VALUE_SEPARATOR

See Also:

• Constant Field Values

applicationProperties

private final ApplicationProperties applicationProperties

outputSensitivePropertyProvider

private final SensitivePropertyProvider outputSensitivePropertyProvider

sensitivePropertyNames

private final Set<String> sensitivePropertyNames

Constructor Details

ApplicationPropertiesFileTransformer

public ApplicationPropertiesFileTransformer(ApplicationProperties applicationProperties,
 SensitivePropertyProvider outputSensitivePropertyProvider,
 Set<String> sensitivePropertyNames)

Application Properties File Transformer uses provided Application Properties as the source of protected values

Parameters:

applicationProperties - Application Properties containing decrypted source property values

outputSensitivePropertyProvider - Sensitive Property Provider encrypts specified sensitive property values

sensitivePropertyNames - Sensitive Property Names marked for encryption

Method Details

transform

public void transform(Path inputPath,
 Path outputPath)
               throws IOException

Transform input application properties using configured Sensitive Property Provider and write output properties

Specified by:

transform in interface FileTransformer

Parameters:

inputPath - Input file path to be transformed containing source application properties

outputPath - Output file path for protected application properties

Throws:

IOException - Thrown on transformation failures

transform

private void transform(BufferedReader reader,
 BufferedWriter writer)
                throws IOException

Throws:

IOException

writeProtectedProperty

private void writeProtectedProperty(BufferedWriter writer,
 String name,
 String value)
                             throws IOException

Throws:

IOException