jodd-core/src/main/java/jodd/util/ArraysUtil.java
public static String[] toStringArray(String[] array) {
		if (array == null) {
			return null;
		}
		String[] result = new String[array.length];
		for (int i = 0; i < array.length; i++) {
			result[i] = String.valueOf(array[i]);
		}
		return result;
	}
public static String[] toStringArray(String[] array) {
		if (array == null) {
			return null;
		}
		String[] result = new String[array.length];
		for (int i = 0; i < array.length; i++) {
			result[i] = String.valueOf(array[i]);
		}
		return result;
	}
Converts an array to string array.