Predicate.java

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package java.util.function;

/**
 * Determines if the input object matches some criteria.
 *
 * @param <T> the type of input objects to {@code test}
 *
 * @since 1.8
 */
@FunctionalInterface
public interface Predicate<T> {

    /**
     * Returns {@code true} if the input object matches some criteria.
     *
     * @param t the input object
     * @return {@code true} if the input object matches some criteria, otherwise
     * {@code false}
     */
    public boolean test(T t);
}