Trivial code householding

- Replace `if (!x) ... else ...` with `if(x) ... else ...`
- Avoid throwing RuntimeException; use children

src/main/java/fr/xephi/authme/command/executable/authme/AccountsCommand.java

@@ -29,7 +29,21 @@ public class AccountsCommand implements ExecutableCommand {
         final String playerName = arguments.isEmpty() ? sender.getName() : arguments.get(0);
 
         // Assumption: a player name cannot contain '.'
-        if (!playerName.contains(".")) {
+        if (playerName.contains(".")) {
+            bukkitService.runTaskAsynchronously(new Runnable() {
+                @Override
+                public void run() {
+                    List<String> accountList = dataSource.getAllAuthsByIp(playerName);
+                    if (accountList.isEmpty()) {
+                        sender.sendMessage("[AuthMe] This IP does not exist in the database.");
+                    } else if (accountList.size() == 1) {
+                        sender.sendMessage("[AuthMe] " + playerName + " is a single account player");
+                    } else {
+                        outputAccountsList(sender, playerName, accountList);
+                    }
+                }
+            });
+        } else {
             bukkitService.runTaskAsynchronously(new Runnable() {
                 @Override
                 public void run() {
@@ -49,20 +63,6 @@ public class AccountsCommand implements ExecutableCommand {
                     }
                 }
             });
-        } else {
-            bukkitService.runTaskAsynchronously(new Runnable() {
-                @Override
-                public void run() {
-                    List<String> accountList = dataSource.getAllAuthsByIp(playerName);
-                    if (accountList.isEmpty()) {
-                        sender.sendMessage("[AuthMe] This IP does not exist in the database.");
-                    } else if (accountList.size() == 1) {
-                        sender.sendMessage("[AuthMe] " + playerName + " is a single account player");
-                    } else {
-                        outputAccountsList(sender, playerName, accountList);
-                    }
-                }
-            });
         }
     }
 

src/main/java/fr/xephi/authme/command/executable/authme/ChangePasswordAdminCommand.java

@@ -66,11 +66,11 @@ public class ChangePasswordAdminCommand implements ExecutableCommand {
                 HashedPassword hashedPassword = passwordSecurity.computeHash(playerPass, playerNameLowerCase);
                 auth.setPassword(hashedPassword);
 
-                if (!dataSource.updatePassword(auth)) {
-                    commandService.send(sender, MessageKey.ERROR);
-                } else {
+                if (dataSource.updatePassword(auth)) {
                     commandService.send(sender, MessageKey.PASSWORD_CHANGED_SUCCESS);
                     ConsoleLogger.info(playerNameLowerCase + "'s password changed");
+                } else {
+                    commandService.send(sender, MessageKey.ERROR);
                 }
             }
 

src/main/java/fr/xephi/authme/command/executable/authme/FirstSpawnCommand.java

@@ -18,10 +18,10 @@ public class FirstSpawnCommand extends PlayerCommand {
 
     @Override
     public void runCommand(Player player, List<String> arguments, CommandService commandService) {
-        if (spawnLoader.getFirstSpawn() != null) {
-            player.teleport(spawnLoader.getFirstSpawn());
-        } else {
+        if (spawnLoader.getFirstSpawn() == null) {
             player.sendMessage("[AuthMe] First spawn has failed, please try to define the first spawn");
+        } else {
+            player.teleport(spawnLoader.getFirstSpawn());
         }
     }
 }

src/main/java/fr/xephi/authme/command/executable/authme/SpawnCommand.java

@@ -15,10 +15,10 @@ public class SpawnCommand extends PlayerCommand {
 
     @Override
     public void runCommand(Player player, List<String> arguments, CommandService commandService) {
-        if (spawnLoader.getSpawn() != null) {
-            player.teleport(spawnLoader.getSpawn());
-        } else {
+        if (spawnLoader.getSpawn() == null) {
             player.sendMessage("[AuthMe] Spawn has failed, please try to define the spawn");
+        } else {
+            player.teleport(spawnLoader.getSpawn());
         }
     }
 }

src/main/java/fr/xephi/authme/initialization/AuthMeServiceInitializer.java

@@ -181,15 +181,15 @@ public class AuthMeServiceInitializer {
         Class<?>[] annotations = injection.getDependencyAnnotations();
         Object[] values = new Object[dependencies.length];
         for (int i = 0; i < dependencies.length; ++i) {
-            if (annotations[i] != null) {
+            if (annotations[i] == null) {
+                values[i] = get(dependencies[i], traversedClasses);
+            } else {
                 Object value = objects.get(annotations[i]);
                 if (value == null) {
                     throw new IllegalStateException("Value for field with @" + annotations[i].getSimpleName()
                         + " must be registered beforehand");
                 }
                 values[i] = value;
-            } else {
-                values[i] = get(dependencies[i], traversedClasses);
             }
         }
         return values;

src/main/java/fr/xephi/authme/process/login/AsynchronousLogin.java

@@ -68,12 +68,12 @@ public class AsynchronousLogin implements AsynchronousProcess {
     private boolean needsCaptcha(Player player) {
         final String name = player.getName().toLowerCase();
         if (service.getProperty(SecuritySettings.USE_CAPTCHA)) {
-            if (!plugin.captcha.containsKey(name)) {
-                plugin.captcha.putIfAbsent(name, 1);
-            } else {
+            if (plugin.captcha.containsKey(name)) {
                 int i = plugin.captcha.get(name) + 1;
                 plugin.captcha.remove(name);
                 plugin.captcha.putIfAbsent(name, i);
+            } else {
+                plugin.captcha.putIfAbsent(name, 1);
             }
             if (plugin.captcha.containsKey(name) && plugin.captcha.get(name) > Settings.maxLoginTry) {
                 plugin.cap.putIfAbsent(name, RandomString.generate(Settings.captchaLength));

src/main/java/fr/xephi/authme/security/crypts/PHPBB.java

@@ -1,7 +1,3 @@
-/*
- * To change this template, choose Tools | Templates and open the template in
- * the editor.
- */
 package fr.xephi.authme.security.crypts;
 
 import fr.xephi.authme.security.HashUtils;
@@ -24,7 +20,7 @@ public class PHPBB extends HexSaltedMethod {
             byte[] hash = md5er.digest(bytes);
             return bytes2hex(hash);
         } catch (UnsupportedEncodingException e) {
-            throw new RuntimeException(e);
+            throw new UnsupportedOperationException(e);
         }
     }
 

src/main/java/fr/xephi/authme/settings/domain/EnumProperty.java

@@ -24,7 +24,7 @@ class EnumProperty<E extends Enum<E>> extends Property<E> {
             return getDefaultValue();
         }
         E mappedValue = mapToEnum(textValue);
-        return mappedValue != null ? mappedValue : getDefaultValue();
+        return mappedValue == null ? getDefaultValue() : mappedValue;
     }
 
     @Override

src/main/java/fr/xephi/authme/util/BukkitService.java

@@ -158,7 +158,7 @@ public class BukkitService {
             } else if (obj instanceof Player[]) {
                 return Arrays.asList((Player[]) obj);
             } else {
-                String type = (obj != null) ? obj.getClass().getName() : "null";
+                String type = (obj == null) ? "null" : obj.getClass().getName();
                 ConsoleLogger.showError("Unknown list of online players of type " + type);
             }
         } catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException e) {