/**
* Write to Byte Array
*
* @return the datatype converted to a byte array
*/
public byte[] writeByteArray() {
int size = getSize();
byte[] arr;
if (size == 0) {
arr = new byte[0];
} else {
long temp = ID3Tags.getWholeNumber(value);
arr = new byte[size];
// keeps shifting the number downwards and masking the last 8 bist to get the value for the
// next byte
// to be written
for (int i = size - 1; i >= 0; i--) {
arr[i] = (byte) (temp & 0xFF);
temp >>= 8;
}
}
return arr;
}
/** @return the number of bytes required to write this to a file */
public int getSize() {
if (value == null) {
return 0;
} else {
int current;
long temp = ID3Tags.getWholeNumber(value);
int size = 0;
for (int i = MINIMUM_NO_OF_DIGITS; i <= MAXIMUM_NO_OF_DIGITS; i++) {
current = (byte) temp & 0xFF;
if (current != 0) {
size = i;
}
temp >>= MAXIMUM_NO_OF_DIGITS;
}
return (minLength > size) ? minLength : size;
}
}
