fImportOnDemandThreshold= importThreshold; fReplaceExistingImports= true;
fImportOnDemandThreshold= Integer.MAX_VALUE; fReplaceExistingImports= false;
	public ImportsStructure(ICompilationUnit cu, String[] preferenceOrder, int importThreshold) {		fCompilationUnit= cu;		int nEntries= preferenceOrder.length;				fPackageEntries= new ArrayList(20 + nEntries);		for (int i= 0; i < nEntries; i++) {			PackageEntry entry= new PackageEntry(preferenceOrder[i], i);			fPackageEntries.add(entry);		}							fImportOnDemandThreshold= importThreshold;		fReplaceExistingImports= true;	}	