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 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
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 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
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package org.apache.pulsar.functions.api.examples;

import org.apache.pulsar.functions.api.Context;
import org.apache.pulsar.functions.api.Function;

/**
 * An example demonstrate retrieving user config value from Context.
 */
public class UserConfigFunction implements Function {

    @Override
    public String process(String input, Context context) {
        return (String) context.getUserConfigValue("WhatToWrite").orElse("Not a nice way");
    }
}