#432 Use injector instantiate hash algorithms

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

@@ -9,13 +9,15 @@ import fr.xephi.authme.settings.NewSetting;
 import fr.xephi.authme.settings.properties.HooksSettings;
 import fr.xephi.authme.util.StringUtils;
 
+import javax.inject.Inject;
 
 @Recommendation(Usage.RECOMMENDED) // provided the salt length is >= 8
-@HasSalt(value = SaltType.TEXT) // length depends on Settings.bCryptLog2Rounds
+@HasSalt(value = SaltType.TEXT) // length depends on the bcryptLog2Rounds setting
 public class BCRYPT implements EncryptionMethod {
 
     private final int bCryptLog2Rounds;
 
+    @Inject
     public BCRYPT(NewSetting settings) {
         this.bCryptLog2Rounds = settings.getProperty(HooksSettings.BCRYPT_LOG2_ROUND);
     }

src/main/java/fr/xephi/authme/security/crypts/SALTED2MD5.java

@@ -8,14 +8,17 @@ import fr.xephi.authme.security.crypts.description.Usage;
 import fr.xephi.authme.settings.NewSetting;
 import fr.xephi.authme.settings.properties.SecuritySettings;
 
+import javax.inject.Inject;
+
 import static fr.xephi.authme.security.HashUtils.md5;
 
 @Recommendation(Usage.ACCEPTABLE) // presuming that length is something sensible (>= 8)
-@HasSalt(value = SaltType.TEXT)   // length defined by Settings.saltLength
+@HasSalt(value = SaltType.TEXT)   // length defined by the doubleMd5SaltLength setting
 public class SALTED2MD5 extends SeparateSaltMethod {
 
     private final int saltLength;
 
+    @Inject
     public SALTED2MD5(NewSetting settings) {
         saltLength = settings.getProperty(SecuritySettings.DOUBLE_MD5_SALT_LENGTH);
     }