empty line code style

Author: rbri

checkstyle.xml

@@ -114,6 +114,12 @@
 
         <property name="tabWidth" value="4"/>
 
+        <module name="EmptyLineSeparator">
+            <property name="allowMultipleEmptyLines" value="false"/>
+            <property name="allowMultipleEmptyLinesInsideClassMembers" value="false"/>
+            <property name="tokens" value="IMPORT, STATIC_IMPORT, CLASS_DEF, INTERFACE_DEF, ENUM_DEF, STATIC_INIT, INSTANCE_INIT, METHOD_DEF, CTOR_DEF, RECORD_DEF, COMPACT_CTOR_DEF"/>
+        </module>
+
         <module name="AnnotationUseStyle"/>
 
         <module name="LeftCurly">

src/main/java/org/htmlunit/BrowserVersion.java

@@ -296,7 +296,6 @@ public final class BrowserVersion implements Serializable {
     private final HashSet<MediaResourceType> maybeMediaResource_;
     private final HashSet<MediaResourceType> probablyMediaResources_;
 
-
     /**
      * Creates a new browser version instance.
      *
@@ -920,7 +919,6 @@ public int getPixelsPerChar() {
         return 10;
     }
 
-
     /**
      * Performs this operation.
      *

src/main/java/org/htmlunit/javascript/JavaScriptEngine.java

@@ -875,6 +875,7 @@ public Object doRun(final Context cx) {
                 }
                 return ScriptRuntime.doTopCall(function, cx, scope, thisObject, args, cx.isStrictMode());
             }
+
             @Override
             protected String getSourceCode(final Context cx) {
                 return cx.decompileFunction(function, 2);

src/main/java/org/htmlunit/util/EncodingSniffer.java

@@ -684,17 +684,21 @@ static class Attribute {
         private final String name_;
         private final String value_;
         private final int updatedIndex_;
+
         Attribute(final String name, final String value, final int updatedIndex) {
             name_ = name;
             value_ = value;
             updatedIndex_ = updatedIndex;
         }
+
         String getName() {
             return name_;
         }
+
         String getValue() {
             return value_;
         }
+
         int getUpdatedIndex() {
             return updatedIndex_;
         }