add placeholders for confirmation message

src/main/java/sh/okx/rankup/ranks/Rank.java

@@ -38,7 +38,7 @@ public class Rank {
     Set<Requirement> requirements = new HashSet<>();
     BinaryOperator<Boolean> reducer = null;
     ConfigurationSection requirementsSection = section.getConfigurationSection("requirements");
-    if(requirementsSection != null) {
+    if (requirementsSection != null) {
       for (Map.Entry<String, Object> entry : requirementsSection.getValues(false).entrySet()) {
         String name = entry.getKey();
         String value = String.valueOf(entry.getValue());
@@ -91,7 +91,7 @@ public class Rank {
   public boolean isInRank(Player player) {
     String[] groups = plugin.getPermissions().getPlayerGroups(player);
     for (String group : groups) {
-      if(group.equalsIgnoreCase(rank)) {
+      if (group.equalsIgnoreCase(rank)) {
         return true;
       }
     }
@@ -103,8 +103,8 @@ public class Rank {
   }
 
   public Requirement getRequirement(String name) {
-    for(Requirement requirement : requirements) {
-      if(requirement.getName().equalsIgnoreCase(name)) {
+    for (Requirement requirement : requirements) {
+      if (requirement.getName().equalsIgnoreCase(name)) {
         return requirement;
       }
     }
@@ -112,8 +112,8 @@ public class Rank {
   }
 
   public void applyRequirements(Player player) {
-    for(Requirement requirement : requirements) {
-      if(requirement instanceof DeductibleRequirement) {
+    for (Requirement requirement : requirements) {
+      if (requirement instanceof DeductibleRequirement) {
         ((DeductibleRequirement) requirement).apply(player);
       }
     }
@@ -133,7 +133,7 @@ public class Rank {
 
   @Override
   public boolean equals(Object o) {
-    if(!(o instanceof Rank)) {
+    if (!(o instanceof Rank)) {
       return false;
     }
     return ((Rank) o).name.equals(name);

src/main/java/sh/okx/rankup/ranks/Rankups.java

@@ -25,10 +25,10 @@ public class Rankups {
 
   public Rank getFirstRank() {
     OUTER:
-    for(Rank rank : ranks) {
+    for (Rank rank : ranks) {
       // see if anything ranks up to this
-      for(Rank rank0 : ranks) {
-        if(!rank0.isLastRank() && rank0.getNext().equals(rank.getName())) {
+      for (Rank rank0 : ranks) {
+        if (!rank0.isLastRank() && rank0.getNext().equals(rank.getName())) {
           continue OUTER;
         }
       }
@@ -39,8 +39,8 @@ public class Rankups {
   }
 
   public Rank getRank(String name) {
-    for(Rank rank : ranks) {
-      if(rank.getName().equalsIgnoreCase(name)) {
+    for (Rank rank : ranks) {
+      if (rank.getName().equalsIgnoreCase(name)) {
         return rank;
       }
     }
@@ -55,11 +55,11 @@ public class Rankups {
   }
 
   public Rank nextRank(Rank rank) {
-    if(rank.isLastRank()) {
+    if (rank.isLastRank()) {
       return null;
     }
 
-    for(Rank nextRank : ranks) {
+    for (Rank nextRank : ranks) {
       if (rank.getNext().equalsIgnoreCase(nextRank.getName())) {
         return nextRank;
       }

src/main/java/sh/okx/rankup/ranks/requirements/DeductibleRequirement.java

@@ -17,6 +17,7 @@ public abstract class DeductibleRequirement extends Requirement {
    * For money, this could be taking money away from the player.
    * You can assume that <code>Requirement#check(Player)</code> has been called,
    * and has returned true immediately prior to this.
+   *
    * @param player the player to take from
    */
   public abstract void apply(Player player);

src/main/java/sh/okx/rankup/ranks/requirements/GroupRequirement.java

@@ -15,9 +15,9 @@ public class GroupRequirement extends Requirement {
   @Override
   public boolean check(Player player) {
     OUTER:
-    for(String requiredGroup : getValueString().split(" ")) {
-      for(String group : plugin.getPermissions().getPlayerGroups(player)) {
-        if(group.equalsIgnoreCase(requiredGroup)) {
+    for (String requiredGroup : getValueString().split(" ")) {
+      for (String group : plugin.getPermissions().getPlayerGroups(player)) {
+        if (group.equalsIgnoreCase(requiredGroup)) {
           continue OUTER;
         }
       }

src/main/java/sh/okx/rankup/ranks/requirements/PlaytimeMinutesRequirement.java

@@ -12,7 +12,7 @@ public class PlaytimeMinutesRequirement extends Requirement {
     super(plugin, name);
     try {
       playOneTick = Statistic.valueOf("PLAY_ONE_MINUTE");
-    } catch(IllegalArgumentException e) {
+    } catch (IllegalArgumentException e) {
       // statistic was changed in 1.13.
       playOneTick = Statistic.valueOf("PLAY_ONE_TICK");
     }

src/main/java/sh/okx/rankup/ranks/requirements/Requirement.java

@@ -1,7 +1,6 @@
 package sh.okx.rankup.ranks.requirements;
 
 import lombok.Getter;
-import lombok.Setter;
 import org.bukkit.entity.Player;
 import sh.okx.rankup.Rankup;
 
@@ -43,6 +42,7 @@ public abstract class Requirement implements Cloneable {
 
   /**
    * Check if a player meets this requirement
+   *
    * @param player the player to check
    * @return true if they meet the requirement, false otherwise
    */
@@ -51,11 +51,13 @@ public abstract class Requirement implements Cloneable {
   /**
    * Get the remaining amount needed for <code>Requirement#check(Player)</code> to yield true.
    * This is not required and is only used in placeholders.
+   *
    * @param player the player to find the remaining amount of
    * @return the remaining amount needed. Should be non-negative.
    */
   public double getRemaining(Player player) {
     return getValueDouble();
   }
+
   public abstract Requirement clone();
 }

src/main/java/sh/okx/rankup/ranks/requirements/RequirementRegistry.java

@@ -11,8 +11,8 @@ public class RequirementRegistry {
   }
 
   public Requirement newRequirement(String name, String value) {
-    for(Requirement requirement : requirements) {
-      if(requirement.getName().equalsIgnoreCase(name)) {
+    for (Requirement requirement : requirements) {
+      if (requirement.getName().equalsIgnoreCase(name)) {
         Requirement newRequirement = requirement.clone();
         newRequirement.setValue(value);
         return newRequirement;