Property accessor methods nullability

java/java-impl/src/com/intellij/ide/JavaLanguageCodeStyleSettingsProvider.java

@@ -365,6 +365,7 @@ public class JavaLanguageCodeStyleSettingsProvider extends LanguageCodeStyleSett
     }
 
     @Override
+    @Nullable
     public List<String> get() {
       return mySettings.getRepeatAnnotations();
     }

platform/lang-api/src/com/intellij/application/options/codeStyle/properties/CodeStylePropertyAccessor.java

@@ -2,10 +2,12 @@
 package com.intellij.application.options.codeStyle.properties;
 
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 
 public abstract class CodeStylePropertyAccessor<V> {
   public abstract boolean set(@NotNull V extVal);
 
+  @Nullable
   public abstract V get();
 
   public final boolean setFromString(@NotNull String valueString) {
@@ -16,6 +18,7 @@ public abstract class CodeStylePropertyAccessor<V> {
     return false;
   }
 
+  @Nullable
   protected abstract V parseString(@NotNull String string);
 
   public boolean isGenericProperty() {