FuncUtils.java

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2016 Ferenc Karsany
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 */

package org.obridge.util;

import org.apache.commons.beanutils.PropertyUtils;

import java.util.ArrayList;
import java.util.List;

/**
 * Created by fkarsany on 2015.01.04..
 */
public final class FuncUtils {

    private FuncUtils() {
    }

    public static <T, F> List<F> pluck(String fieldName, Class<F> fieldType, List<T> list) {
        try {
            List<F> result = new ArrayList<>();
            for (T element : list) {
                result.add(fieldType.cast(PropertyUtils.getProperty(element, fieldName)));
            }
            return result;
        } catch (Exception e) {
            throw new OBridgeException(e);
        }
    }

}