Chain-of-responsibility pattern: Difference between revisions

Revision as of 00:36, 22 January 2021

Revision as of 12:04, 4 May 2021

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A logger is created using a chain of loggers, each one configured with different log levels.

<syntaxhighlight lang="java" line="1">

import java.util.Arrays;

import java.util.EnumSet;

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return writeLogger(levels, msg -> System.err.println("Writing to Log File: " + msg));

}

}

class Runner {

public static void main(String[] args) {

// Build an immutable chain of responsibility