io.cdap.wrangler.lineage

Class LineageOperations

java.lang.Object

io.cdap.wrangler.lineage.LineageOperations

public final class LineageOperations
extends Object

This class LineageOperations generates transformation operations used to generate lineage.

Constructor Summary

Constructors

Constructor and Description
LineageOperations(Set<String> input, Set<String> output, List<Directive> directives) A constructor for generating the transformation operations for lineage.

Method Summary

Modifier and Type	Method and Description
List<io.cdap.cdap.etl.api.lineage.field.FieldOperation>	generate() Generates the list of FieldOperation required for generating lineage.

Methods inherited from class java.lang.Object

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

Constructor Detail

LineageOperations

public LineageOperations(Set<String> input,
                         Set<String> output,
                         List<Directive> directives)

A constructor for generating the transformation operations for lineage.

Parameters:

input - A input Set of columns.

output - A output Set of columns.

directives - A List of directives.

Method Detail

generate

public List<io.cdap.cdap.etl.api.lineage.field.FieldOperation> generate()

Generates the list of FieldOperation required for generating lineage.

Returns:

a List of FieldOperation