Answer / vishnuvardhan

Active or Passive & Connected. It provides a simple native
programming interface to define transformation
functionality with the Java programming language. You can
use the Java transformation to quickly define simple or
moderately complex transformation functionality without
advanced knowledge of the Java programming language or an
external Java development environment

Answer / ankita

Java transformation can be used to perform complex logic transformation for input data.

Generating intermediate records: For example ,a Java transformation contains two input ports that represent a start date and an end date. You can generate an output row for each date between the start date and end date. Using Loop : For example, you can define transformation logic to loop through input rows and generate multiple output rows based on a specific condition. -

See more at: http://www.tutorial.tecktricks.com/java-transformation-in-informatica-with-example/

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