com.disney.groovity.model.ModelConsumer Maven / Gradle / Ivy

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 * © 2018 Disney | ABC Television Group
 *
 * Licensed under the Apache License, Version 2.0 (the "Apache License")
 * with the following modification; you may not use this file except in
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 *
 * 6. Trademarks. This License does not grant permission to use the trade
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 *     the License and to reproduce the content of the NOTICE file.
 *
 * You may obtain a copy of the Apache License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
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package com.disney.groovity.model;

import java.util.function.BiConsumer;


/**
 * Functional interface for a ModelConsumer; a model consumer gets passed to a Model's
 * each() function and is called back with each field in the model.  A consumer can also be 
 * used to receive the output of a ModelFilter in a map() operation
 * 
 * @author Alex Vigdor
 *
 */
@FunctionalInterface
public interface ModelConsumer extends BiConsumer{
	public void call(String key, Object value);
	
	default void accept(Object key, Object value) {
		call(key.toString(),value);
	}
	
	default void visitObjectFields(Object obj) {
		if(obj instanceof Model) {
			((Model)obj).each( this );
			return;
		}
		Model.each(obj, this);
	}
}