From 2257ae6919c170d73a3f3804b169d51ffc5f68fa Mon Sep 17 00:00:00 2001
From: Andreas Mager <ama@qsc.de>
Date: Wed, 1 Feb 2017 16:02:46 +0100
Subject: [PATCH] broker/DBAuthenticator: code formatter used

---
 .../spi/impl/security/DBAuthenticator.java    | 47 ++++++++++---------
 1 file changed, 25 insertions(+), 22 deletions(-)

diff --git a/broker/src/main/java/io/moquette/spi/impl/security/DBAuthenticator.java b/broker/src/main/java/io/moquette/spi/impl/security/DBAuthenticator.java
index e1cd774f..4e92b68d 100644
--- a/broker/src/main/java/io/moquette/spi/impl/security/DBAuthenticator.java
+++ b/broker/src/main/java/io/moquette/spi/impl/security/DBAuthenticator.java
@@ -1,3 +1,4 @@
+
 package io.moquette.spi.impl.security;
 
 import io.moquette.BrokerConstants;
@@ -6,14 +7,12 @@ import io.moquette.spi.security.IAuthenticator;
 import org.apache.commons.codec.binary.Hex;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.sql.*;
 
 /**
- * Load user credentials from a SQL database.
- * sql driver must be provided at runtime
+ * Load user credentials from a SQL database. sql driver must be provided at runtime
  *
  * @author mackristof
  */
@@ -25,30 +24,34 @@ public class DBAuthenticator implements IAuthenticator {
     private final MessageDigest messageDigest;
     private final PreparedStatement preparedStatement;
 
-
-
-
-    public DBAuthenticator(IConfig conf){
-         this(conf.getProperty(BrokerConstants.DB_AUTHENTICATOR_DRIVER, ""),
-                 conf.getProperty(BrokerConstants.DB_AUTHENTICATOR_URL,""),
-                 conf.getProperty(BrokerConstants.DB_AUTHENTICATOR_QUERY, ""),
-                 conf.getProperty(BrokerConstants.DB_AUTHENTICATOR_DIGEST,""));
+    public DBAuthenticator(IConfig conf) {
+        this(
+                conf.getProperty(BrokerConstants.DB_AUTHENTICATOR_DRIVER, ""),
+                conf.getProperty(BrokerConstants.DB_AUTHENTICATOR_URL, ""),
+                conf.getProperty(BrokerConstants.DB_AUTHENTICATOR_QUERY, ""),
+                conf.getProperty(BrokerConstants.DB_AUTHENTICATOR_DIGEST, ""));
     }
 
-    /** provide authenticator from SQL database
-     * @param driver : jdbc driver class like : "org.postgresql.Driver"
-     * @param jdbcUrl : jdbc url like : "jdbc:postgresql://host:port/dbname"
-     * @param sqlQuery : sql query like : "SELECT PASSWORD FROM USER WHERE LOGIN=?"
-     * @param digestMethod : password encoding algorithm : "MD5", "SHA-1", "SHA-256"
+    /**
+     * provide authenticator from SQL database
+     *
+     * @param driver
+     *            : jdbc driver class like : "org.postgresql.Driver"
+     * @param jdbcUrl
+     *            : jdbc url like : "jdbc:postgresql://host:port/dbname"
+     * @param sqlQuery
+     *            : sql query like : "SELECT PASSWORD FROM USER WHERE LOGIN=?"
+     * @param digestMethod
+     *            : password encoding algorithm : "MD5", "SHA-1", "SHA-256"
      */
-    public DBAuthenticator(String driver, String jdbcUrl, String sqlQuery, String digestMethod){
+    public DBAuthenticator(String driver, String jdbcUrl, String sqlQuery, String digestMethod) {
 
         try {
             Class.forName(driver);
             final Connection connection = DriverManager.getConnection(jdbcUrl);
-            this.messageDigest =  MessageDigest.getInstance(digestMethod);
+            this.messageDigest = MessageDigest.getInstance(digestMethod);
             this.preparedStatement = connection.prepareStatement(sqlQuery);
-        } catch (ClassNotFoundException cnfe){
+        } catch (ClassNotFoundException cnfe) {
             LOG.error(String.format("Can't find driver %s", driver), cnfe);
             throw new RuntimeException(cnfe);
         } catch (SQLException sqle) {
@@ -67,11 +70,11 @@ public class DBAuthenticator implements IAuthenticator {
             LOG.info("username or password was null");
             return false;
         }
-        ResultSet r= null;
+        ResultSet r = null;
         try {
-            this.preparedStatement.setString(1,username);
+            this.preparedStatement.setString(1, username);
             r = this.preparedStatement.executeQuery();
-            if(r.next()) {
+            if (r.next()) {
                 final String foundPwq = r.getString(1);
                 messageDigest.update(password);
                 byte[] digest = messageDigest.digest();