Creates an array with a single object as component. - Java Collection Framework

Java examples for Collection Framework:Array Element

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Description

Creates an array with a single object as component.

Demo Code


//package com.java2s;
import java.lang.reflect.Array;

public class Main {
    public static void main(String[] argv) throws Exception {
        Object object = "java2s.com";
        System.out.println(convertToArray(object));
    }/*  w  w w .j  a v a2 s .c  o  m*/

    /**
     * Creates an array with a single object as component.
     * If the specified object is an array, it will be returned
     * unchanged. Otherwise an array with the specified object
     * as the single element will be returned.
     * @param object the object
     * @return the corresponding array
     */
    public static Object convertToArray(Object object) {
        if (object.getClass().isArray())
            return object;
        Object array = Array.newInstance(object.getClass(), 1);
        Array.set(array, 0, object);
        return array;
    }
}

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