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basic language utils

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package net.dongliu.commons.lang.collection;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;

/**
 * utils method for list
 *
 * @author Dong Liu
 */
public class Lists {

    /**
     * get a list backend by Array.
     * 
     * {@code List list = Lists.of("test", "test2");}
     * 
     */
    @SafeVarargs
    public static  List of(T... values) {
        return Arrays.asList(values);
    }

    /**
     * get immutable list
     */
    @SafeVarargs
    public static  List immutable(T... values) {
        return Collections.unmodifiableList(of(values));
    }

    /**
     * get immutable list
     */
    public static  List immutable(List list) {
        return Collections.unmodifiableList(list);
    }
}