IterableExtensions.java

/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you 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 org.apache.isis.core.commons.lang;


/**
 * @see http://cyrille.martraire.com/2011/03/thinking-functional-programming-with-map-and-fold-in-your-everyday-java/
 */
public final class IterableExtensions {

    private IterableExtensions() {
    }

    public final static <T> T fold(Iterable<T> list, Closure<T> closure) {
        T result = null;
        for (T t : list) {
        result = closure.execute(t);
        }
        return result;
    }

}