ProjectAres/Util/core/src/main/java/tc/oc/commons/core/util/Predicates.java

14 lines
495 B
Java

package tc.oc.commons.core.util;
import java.util.function.Predicate;
public class Predicates {
private static final Predicate<?> ALWAYS_TRUE = x -> true;
public static <T> Predicate<T> alwaysTrue() { return (Predicate<T>) ALWAYS_TRUE; }
private static final Predicate<?> ALWAYS_FALSE = x -> false;
public static <T> Predicate<T> alwaysFalse() { return (Predicate<T>) ALWAYS_FALSE; }
public static <T> Predicate<T> not(Predicate<T> pred) { return t -> !pred.test(t); }
}