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Transform

Arbitrary transformations of graph elements using user defined functions written in JAVA. Functions can be used to transform either the graph heads, the vertices or the edges or a combination of all.
Caution: The used in- and output port types have to match: graph->graph or collection->collection.

Options

Edit Graph Head: Enter JAVA code to transform a graph head.
Edit Vertex: Enter JAVA code to transform a vertex.
Edit Edge: Enter JAVA code to transform an edge.

Input Ports

: One single logical graph.
: Collection of multiple logical graphs, may share nodes and edges.

Output Ports

: A new graph with the specified transformations applied.
: A new graph collection with the specified transformations applied.

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Installation

To use this node in KNIME, install the extension Gradoop-Integration from the below update site following our NodePit Product and Node Installation Guide:

v4.7

Plugin provider: Steffen Dienst

Plugin version: 1.0.0.v201911212144

On NodePit since: 2022-12-06

Last update: 2026-01-12

KNIME versions: From v4.1 to v4.7

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