public byte[] getBytes(int index, int length) throws IOException {
		try {
			byte[] bytes = new byte[length];
			System.arraycopy(overlayBytes, index - overlayIndex, bytes, 0, length);
			return bytes;
		}
		catch (Exception e) {
			throw new IOException("specified index and length are out of range");
		}
	}
Returns the byte array starting at index with specified length.
@param index the index into the range
@param length the length of the bytes from the range
@return the byte array starting at index with specified length
@throws IOException if the index or length is out of range
Ghidra/Features/FileFormats/src/main/java/ghidra/file/formats/android/util/OverlayRange.java