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• Func0.java

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me.shaftesbury.utils.functional.Func0 Maven / Gradle / Ivy

package me.shaftesbury.utils.functional;

/**
 * The Func0 interface is designed to represent lambda / anonymous functions which are defined and used in situ. This is similar to the
 * {@link me.shaftesbury.utils.functional.Func} interface except this interface models a function that takes no arguments.
 * See Lambda function
 * @param  the type of the return value
 * @see Closure
 */
public interface Func0 {
    /**
     * Call apply to evaluate the function object
     * @return an element of type R
     */
    R apply();
}