Enable Checkstyle 7.7.

examples/src/main/java/com/squareup/moshi/recipes/CustomFieldName.java

@@ -21,7 +21,7 @@ import com.squareup.moshi.recipes.models.Player;
 
 public final class CustomFieldName {
   public void run() throws Exception {
-    String json = "" 
+    String json = ""
         + "{"
         + "  \"username\": \"jesse\","
         + "  \"lucky number\": 32"

examples/src/main/java/com/squareup/moshi/recipes/FromJsonWithoutStrings.java

@@ -44,6 +44,7 @@ public final class FromJsonWithoutStrings {
     new FromJsonWithoutStrings().run();
   }
 
+  @SuppressWarnings("checkstyle:membername")
   private static final class EventJson {
     String title;
     String begin_date;
@@ -55,10 +56,10 @@ public final class FromJsonWithoutStrings {
     String beginDateAndTime;
 
     @Override public String toString() {
-      return "Event{" +
-          "title='" + title + '\'' +
-          ", beginDateAndTime='" + beginDateAndTime + '\'' +
-          '}';
+      return "Event{"
+          + "title='" + title + '\''
+          + ", beginDateAndTime='" + beginDateAndTime + '\''
+          + '}';
     }
   }
 

examples/src/main/java/com/squareup/moshi/recipes/ReadJson.java

@@ -21,7 +21,7 @@ import com.squareup.moshi.recipes.models.BlackjackHand;
 
 public final class ReadJson {
   public void run() throws Exception {
-    String json = "" 
+    String json = ""
         + "{\n"
         + "  \"hidden_card\": {\n"
         + "    \"rank\": \"6\",\n"

examples/src/main/java/com/squareup/moshi/recipes/Unwrap.java

@@ -32,6 +32,9 @@ import java.util.Set;
 import static java.lang.annotation.RetentionPolicy.RUNTIME;
 
 final class Unwrap {
+  private Unwrap() {
+  }
+
   public static void main(String[] args) throws Exception {
     String json = ""
         + "{\"data\":"

examples/src/main/java/com/squareup/moshi/recipes/models/BlackjackHand.java

@@ -17,13 +17,14 @@ package com.squareup.moshi.recipes.models;
 
 import java.util.List;
 
+@SuppressWarnings("checkstyle:membername")
 public final class BlackjackHand {
   public final Card hidden_card;
   public final List<Card> visible_cards;
 
-  public BlackjackHand(Card hidden_card, List<Card> visible_cards) {
-    this.hidden_card = hidden_card;
-    this.visible_cards = visible_cards;
+  public BlackjackHand(Card hiddenCard, List<Card> visibleCards) {
+    this.hidden_card = hiddenCard;
+    this.visible_cards = visibleCards;
   }
 
   @Override public String toString() {