Re: More Flexible "final"

Christian <>
Sun, 28 Oct 2007 20:09:18 +0100
Stefan Ram schrieb:

Christian <> writes:

Often in my code I find situation when it would have been
helpful/produced nicer code if I were able to change a final
variable while being in the constructor .

  If this happens so often, then it
  should be easy to post an example.

here an example for my last recent occurence..

 * decorates a normal NC Block that is a TreeCoding Block
public TreeCodingBlock(INCBlock block, TreeCodingBlockmanager manager) {
  this.decorated = block;
  this.manager = manager;
  int firstPositionUnequalZero = 0;
  int lastPositionUnequalZero = 0 ;
  ByteVector linearfactors = block.getLinearFactors();

  for (int i=0; i < linearfactors.length(); i++) {
    if (linearfactors.getElement(i) != 0) {
      firstPositionUnequalZero = i;
  for (int i = linearfactors.length()-1 ; i >= 0 ; i-- ) {
    if (linearfactors.getElement(i) != 0) {
      lastPositionUnequalZero = i;
  this.firstPositionUnequalZero = firstPositionUnequalZero;
  this.lastPositionUnequalZero = lastPositionUnequalZero;

Well I can remember worse examples.. here it adds just four lines of
code. Though four lines that seem unecessary.

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