Bug 25246 filecomment template does not accept '//' comments [wizards]
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/wizards/NewTypeWizardPage.java
if (pack == null) {
				pack= root.getPackageFragment(""); 
			}
			
			if (!pack.exists()) {
				String packName= pack.getElementName();
				pack= root.createPackageFragment(packName, true, null);
			}		
			
			monitor.worked(1);
			
			String clName= getTypeName();
			
			boolean isInnerClass= isEnclosingTypeSelected();
			
			IType createdType;
			ImportsStructure imports;
			int indent= 0;
	
			String[] prefOrder= ImportOrganizePreferencePage.getImportOrderPreference();
			int threshold= ImportOrganizePreferencePage.getImportNumberThreshold();			
			
			String lineDelimiter= null;	
			if (!isInnerClass) {
				lineDelimiter= System.getProperty("line.separator", "\n"); 
				
				String packStatement= pack.isDefaultPackage() ? "" : "package " + pack.getElementName() + ";" + lineDelimiter + lineDelimiter; 		
				ICompilationUnit parentCU= pack.createCompilationUnit(clName + ".java", "", false, new SubProgressMonitor(monitor, 2)); 
				createdWorkingCopy= (ICompilationUnit) parentCU.getSharedWorkingCopy(null, JavaUI.getBufferFactory(), null);
				createdWorkingCopy.getBuffer().setContents(packStatement);