Java Utililty Methods List to Float Array

float[] array = new float[list.length];
for (int i = 0; i < array.length; i++)
    array[i] = list[0];
return array;

if (res == null)
    res = new float[list.size()];
int i = 0;
for (Float e : list)
    res[i++] = e.floatValue();
return res;

float[] array = new float[list.size()];
Iterator<Double> ints = list.iterator();
int idx = 0;
while (ints.hasNext()) {
    Double value = ints.next();
    array[idx++] = value.floatValue();
return array;
...

if (isNullOrEmpty(list)) {
    return null;
float[] floats = new float[list.size()];
for (int i = 0; i < floats.length; i++) {
    floats[i] = list.get(i);
return floats;
...

try {
    float[] ret = new float[list.size()];
    for (int i = 0; i < ret.length; i++) {
        ret[i] = list.get(i).floatValue();
    return ret;
} catch (NullPointerException e) {
    return null;
...

float[] result;
int i;
result = new float[list.size()];
for (i = 0; i < list.size(); i++)
    result[i] = list.get(i);
return result;

float[] array = new float[list.size()];
for (int i = 0; i < list.size(); i++) {
    array[i] = list.get(i);
return array;

float[] fs = new float[values.size()];
for (int i = 0; i < fs.length; i++) {
    fs[i] = Float.parseFloat(values.get(i));
return fs;

List<Float> floatList = new ArrayList<Float>();
for (Integer val : list) {
    floatList.add(val.floatValue());
return floatList;