JavaElementDelta delta = newJavaElementDelta();
ICompilationUnit unit = getCompilationUnit();
generateNewCompilationUnitAST(unit);
if (this.creationOccurred) {
//a change has really occurred
unit.save(null, false);
boolean isWorkingCopy = unit.isWorkingCopy();
if (!isWorkingCopy)
setAttribute(HAS_MODIFIED_RESOURCE_ATTR, TRUE);
worked(1);
this.resultElements = generateResultHandles();