Removes the duplicates from List. - Java java.util

Java examples for java.util:List Duplicate Element

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Description

Removes the duplicates from List.

Demo Code


//package com.book2s;

import java.util.ArrayList;

import java.util.LinkedHashSet;
import java.util.List;

import java.util.Set;

public class Main {
    public static void main(String[] argv) {
        List items = java.util.Arrays.asList("asdf", "book2s.com");
        System.out.println(removeDuplicates(items));
    }// ww  w . j  av a 2 s . c  om

    /**
     * Removes the duplicates.
     * 
     * @param <T>
     *            the generic type
     * @param items
     *            the items
     * @return the list
     */
    public static <T> List<T> removeDuplicates(List<T> items) {
        Set<T> set = new LinkedHashSet<T>();
        set.addAll(items);
        return new ArrayList<T>(set);
    }
}

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