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Aggregator Function

This module provides an aggregation function that can be reused and composed in other applications.

Beans for injection

You can import the AggregatorFunctionConfiguration in a Spring Boot application and then inject the following bean.

aggregatorFunction

You can use aggregatorFunction as a qualifier when injecting.

Once injected, you can use the apply method of the Function to invoke it and get the result.

Configuration Options

For more information on the various options available, please see AggregatorFunctionProperties.java

A ComponentCustomizer<AggregatorFactoryBean> bean can be added in the target project to provide any custom options for the AggregatorFactoryBean configuration used by the aggregatorFunction definition.

Tests

See this test suite for examples of how this function is used.

Other usage

See this README where this function is used to create a Spring Cloud Stream application.