Updated libraries to fix vulnerabilities

src/main/java/net/locusworks/logger/ApplicationLogger.java

@@ -17,7 +17,7 @@ public class ApplicationLogger implements org.slf4j.Logger {
 
   private static final Logger logger = LoggerFactory.getLogger(ApplicationLogger.class);
 
-  private String name;
+  private final String name;
 
   private LogLevel level;
 
@@ -471,7 +471,7 @@ public class ApplicationLogger implements org.slf4j.Logger {
   public void error(Map<String, String> values, String valueFormat, StringBuilder sb, Throwable e) {
     msgHelper(LogLevel.ERROR, values, valueFormat, sb);
     if (e != null) {
-      msgHelper(LogLevel.ERROR, "", e);
+      msgHelper("", e);
     }
   }
 
@@ -588,7 +588,7 @@ public class ApplicationLogger implements org.slf4j.Logger {
     values.entrySet()
       .stream()
       .map(entry ->  String.format(format, entry.getKey(), entry.getValue()))
-      .forEach(s -> builder.append(s));
+      .forEach(builder::append);
 
     log(level, builder.toString());
   }
@@ -605,13 +605,13 @@ public class ApplicationLogger implements org.slf4j.Logger {
 
   /**
    * helper method to format a message for logging
-   * @param level log level to use
+   *
    * @param message message to log
-   * @param e any throwable to log
+   * @param e       any throwable to log
    */
-  private void msgHelper(LogLevel level, String message, Throwable e) {
+  private void msgHelper(String message, Throwable e) {
     String msg = e == null ? String.format("%n%s", message) : String.format("%n%s%n%s%n%s", message, e.getMessage(), getStackTrace(e));
-    log(level, msg);
+    log(LogLevel.ERROR, msg);
   }
 
   /**
@@ -622,4 +622,4 @@ public class ApplicationLogger implements org.slf4j.Logger {
   private String format(String message, LogLevel level) {
     return String.format("th%06d [%-5s] [%s] %s", Thread.currentThread().getId(), level, this.name, message);
   }
-}
+}

src/main/java/net/locusworks/logger/ApplicationLoggerFactory.java

@@ -20,7 +20,7 @@ public class ApplicationLoggerFactory {
    * Need to get the log level from the properties file.
    * Would normally use the configuration service but would create a circular dependency as
    * the configuration service use the ApplicationLoggerFactory to create a logger
-   * @param initializer The initializer
+   * @param init The initializer
    */
   public static void init(ApplicationLoggerInitializer init) {
     initializer = init;
@@ -214,4 +214,4 @@ public class ApplicationLoggerFactory {
       this.level = level;
     }
   }
-}
+}