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/*
 * Copyright 2010-2012 Craig S. Dickson (http://craigsdickson.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.squeakysand.commons.util;

public interface Predicate {

    Predicate ALWAYS_TRUE = new Predicate() {

        @Override
        public boolean evaluate(Object t) {
            return true;
        }

    };
    
    Predicate ALWAYS_FALSE = new Predicate() {

        @Override
        public boolean evaluate(Object t) {
            return false;
        }

    };

    /**
     * 

evaluate.

* * @param t a T object. * @return a boolean. */ boolean evaluate(T t); }