OptionsService: move default method impls to iface

Author: ctrueden

src/main/java/org/scijava/options/DefaultOptionsService.java

@@ -72,14 +72,6 @@ public <O extends OptionsPlugin> O getOptions(final Class<O> optionsClass) {
 		return objects == null || objects.isEmpty() ? null : objects.get(0);
 	}
 
-	@Override
-	public void reset() {
-		final List<OptionsPlugin> optionsPlugins = getInstances();
-		for (final OptionsPlugin plugin : optionsPlugins) {
-			plugin.reset();
-		}
-	}
-
 	// -- SingletonService methods --
 
 	@Override
@@ -93,12 +85,4 @@ public List<OptionsPlugin> getInstances() {
 
 		return instances;
 	}
-
-	// -- PTService methods --
-
-	@Override
-	public Class<OptionsPlugin> getPluginType() {
-		return OptionsPlugin.class;
-	}
-
 }

src/main/java/org/scijava/options/OptionsService.java

@@ -31,6 +31,8 @@
 
 package org.scijava.options;
 
+import java.util.List;
+
 import org.scijava.plugin.SingletonService;
 import org.scijava.service.SciJavaService;
 
@@ -53,6 +55,17 @@ public interface OptionsService extends SingletonService<OptionsPlugin>,
 	 * 
 	 * @see OptionsPlugin#reset()
 	 */
-	void reset();
+	default void reset() {
+		final List<OptionsPlugin> optionsPlugins = getInstances();
+		for (final OptionsPlugin plugin : optionsPlugins) {
+			plugin.reset();
+		}
+	}
+
+	// -- PTService methods --
 
+	@Override
+	default Class<OptionsPlugin> getPluginType() {
+		return OptionsPlugin.class;
+	}
 }