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annotate graal/com.oracle.max.base/src/com/sun/max/util/Predicate.java @ 4142:bc8527f3071c

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Adjust code base to new level of warnings.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sun, 18 Dec 2011 05:24:06 +0100
parents e233f5660da4
children
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1 /*
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2 * Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.sun.max.util;
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25 import com.sun.max.*;
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27 /**
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28 */
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29 public interface Predicate<T> {
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31 boolean evaluate(T object);
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33 public static final class Static {
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34 private Static() {
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35 }
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37 private static Predicate<Object> alwaysTrue = new Predicate<Object>() {
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38 public boolean evaluate(Object object) {
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39 return true;
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40 }
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41 };
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42
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43 public static <T> Predicate<T> alwaysTrue() {
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44 final Class<Predicate<T>> predicateType = null;
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45 return Utils.cast(predicateType, alwaysTrue);
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46 }
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47 }
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49 }