Bug 63883 Cannot configure option for enabling/disabling exclusion filters or custom output folders on a per project basis
Build M9 JDT/Core supports setting enablement for exclusion patterns and custom output folders on a per project basis. This isn't surfaced in the UI. There is only a global flag in workspace preferences.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/NewJavaProjectPreferencePage.java
private SelectionListener fSelectionListener;
	private ModifyListener fModifyListener;
	
	private Text fBinFolderNameText;
	private Text fSrcFolderNameText;
	private Combo fJRECombo;
	private Button fProjectAsSourceFolder;
	private Button fFoldersAsSourceFolder;
	private Label fSrcFolderNameLabel;
	private Label fBinFolderNameLabel;
	public NewJavaProjectPreferencePage() {
		super();
		setPreferenceStore(JavaPlugin.getDefault().getPreferenceStore());
		setDescription(PreferencesMessages.getString("NewJavaProjectPreferencePage.description")); 
	
		
		setTitle(PreferencesMessages.getString("NewJavaProjectPreferencePage.title")); 
		
		fRadioButtons= new ArrayList();
		fCheckBoxes= new ArrayList();
		fTextControls= new ArrayList();
		
		fSelectionListener= new SelectionListener() {
			public void widgetDefaultSelected(SelectionEvent e) {}
			public void widgetSelected(SelectionEvent e) {
				controlChanged(e.widget);
			}
		};
		
		fModifyListener= new ModifyListener() {