OpenConcerto

Dépôt officiel du code source de l'ERP OpenConcerto
sonarqube

svn://code.openconcerto.org/openconcerto

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17 ilm 1 
/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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 *
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 * Copyright 2011 OpenConcerto, by ILM Informatique. All rights reserved.
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 *
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 * The contents of this file are subject to the terms of the GNU General Public License Version 3
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 * only ("GPL"). You may not use this file except in compliance with the License. You can obtain a
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 * copy of the License at http://www.gnu.org/licenses/gpl-3.0.html See the License for the specific
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 * language governing permissions and limitations under the License.
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 *
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 * When distributing the software, include this License Header Notice in each file.
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 */
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 package org.openconcerto.utils.cc;
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import org.apache.commons.collections.Predicate;
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public abstract class IPredicate<E> implements Predicate {
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    private static final IPredicate<Object> truePred = new IPredicate<Object>() {
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        @Override
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        public boolean evaluateChecked(Object input) {
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            return true;
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        }
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    };
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    private static final IPredicate<Object> NotNullPred = new IPredicate<Object>() {
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        @Override
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        public boolean evaluateChecked(Object input) {
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            return input != null;
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        }
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    };
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    @SuppressWarnings("unchecked")
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    public static final <N> IPredicate<N> truePredicate() {
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        return (IPredicate<N>) truePred;
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    }
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    @SuppressWarnings("unchecked")
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    public static final <N> IPredicate<N> notNullPredicate() {
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        return (IPredicate<N>) NotNullPred;
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    }
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    @SuppressWarnings("unchecked")
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    public boolean evaluate(Object object) {
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        return this.evaluateChecked((E) object);
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    }
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    public abstract boolean evaluateChecked(E input);
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}