InputWidget: move default method impls to iface

Author: ctrueden

src/main/java/org/scijava/widget/AbstractInputWidget.java

@@ -53,16 +53,6 @@ public void updateModel() {
 		widgetModel.setValue(getValue());
 	}
 
-	@Override
-	public boolean isLabeled() {
-		return true;
-	}
-
-	@Override
-	public boolean isMessage() {
-		return false;
-	}
-
 	// -- WrapperPlugin methods --
 
 	@Override
@@ -77,18 +67,4 @@ public void set(final WidgetModel model) {
 	public WidgetModel get() {
 		return widgetModel;
 	}
-
-	// -- Typed methods --
-
-	@Override
-	public boolean supports(final WidgetModel model) {
-		// check compatibility with the intended input panel
-		return model.getPanel().supports(this);
-	}
-
-	@Override
-	public Class<WidgetModel> getType() {
-		return WidgetModel.class;
-	}
-
 }

src/main/java/org/scijava/widget/InputWidget.java

@@ -75,15 +75,19 @@ public interface InputWidget<T, W> extends WrapperPlugin<WidgetModel>,
 	 * 
 	 * @see WidgetModel#getWidgetLabel()
 	 */
-	boolean isLabeled();
+	default boolean isLabeled() {
+		return true;
+	}
 
 	/**
 	 * Returns true iff the widget should be considered a read-only "message"
 	 * rather than a bidirectional input widget. The
 	 * {@link InputPanel#isMessageOnly()} method will return true iff this method
 	 * returns true for all of its widgets.
 	 */
-	boolean isMessage();
+	default boolean isMessage() {
+		return false;
+	}
 
 	// NB: Javadoc overrides.
 
@@ -104,6 +108,13 @@ public interface InputWidget<T, W> extends WrapperPlugin<WidgetModel>,
 
 	/** Gets whether this widget would be appropriate for the given model. */
 	@Override
-	boolean supports(WidgetModel model);
+	default boolean supports(final WidgetModel model) {
+		// check compatibility with the intended input panel
+		return model.getPanel().supports(this);
+	}
 
+	@Override
+	default Class<WidgetModel> getType() {
+		return WidgetModel.class;
+	}
 }