jodd-core/src/main/java/jodd/util/ArraysUtil.java
public static String[] insert(String[] dest, String[] src, int offset) {
		String[] temp = new String[dest.length + src.length];
		System.arraycopy(dest, 0, temp, 0, offset);
		System.arraycopy(src, 0, temp, offset, src.length);
		System.arraycopy(dest, offset, temp, src.length + offset, dest.length - offset);
		return temp;
	}
public static String[] insert(String[] dest, String[] src, int offset) {
		String[] temp = new String[dest.length + src.length];
		System.arraycopy(dest, 0, temp, 0, offset);
		System.arraycopy(src, 0, temp, offset, src.length);
		System.arraycopy(dest, offset, temp, src.length + offset, dest.length - offset);
		return temp;
	}
Inserts one array into another <code>String</code> array.