--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/java/util/function/IntPredicate.java Tue Feb 19 11:56:49 2013 -0800
@@ -0,0 +1,100 @@
+/*
+ * Copyright (c) 2010, 2013 Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package java.util.function;
+
+import java.util.Objects;
+
+/**
+ * Determines if the {@code int} input value matches some criteria. This is the
+ * {@code int}-consuming primitive type specialization of {@link Predicate}.
+ *
+ * @see Predicate
+ * @since 1.8
+ */
+@FunctionalInterface
+public interface IntPredicate {
+
+ /**
+ * Returns {@code true} if the input value matches some criteria.
+ *
+ * @param value the value to be tested.
+ * @return {@code true} if the input value matches some criteria, otherwise
+ * {@code false}
+ */
+ public boolean test(int value);
+
+ /**
+ * Returns a predicate which evaluates to {@code true} only if this
+ * predicate and the provided predicate both evaluate to {@code true}. If
+ * this predicate returns {@code false} then the remaining predicate is not
+ * evaluated.
+ *
+ * @param p a predicate which will be logically-ANDed with this predicate.
+ * @return a new predicate which returns {@code true} only if both
+ * predicates return {@code true}.
+ */
+ public default IntPredicate and(IntPredicate p) {
+ Objects.requireNonNull(p);
+ return (value) -> test(value) && p.test(value);
+ }
+
+ /**
+ * Returns a predicate which negates the result of this predicate.
+ *
+ * @return a new predicate who's result is always the opposite of this
+ * predicate.
+ */
+ public default IntPredicate negate() {
+ return (value) -> !test(value);
+ }
+
+ /**
+ * Returns a predicate which evaluates to {@code true} if either this
+ * predicate or the provided predicate evaluates to {@code true}. If this
+ * predicate returns {@code true} then the remaining predicate is not
+ * evaluated.
+ *
+ * @param p a predicate which will be logically-ORed with this predicate.
+ * @return a new predicate which returns {@code true} if either predicate
+ * returns {@code true}.
+ */
+ public default IntPredicate or(IntPredicate p) {
+ Objects.requireNonNull(p);
+ return (value) -> test(value) || p.test(value);
+ }
+
+ /**
+ * Returns a predicate that evaluates to {@code true} if both or neither of
+ * the component predicates evaluate to {@code true}.
+ *
+ * @param p a predicate which will be logically-XORed with this predicate.
+ * @return a predicate that evaluates to {@code true} if both or neither of
+ * the component predicates evaluate to {@code true}
+ */
+ public default IntPredicate xor(IntPredicate p) {
+ Objects.requireNonNull(p);
+ return (value) -> test(value) ^ p.test(value);
+ }
+}