additional fixed for javadoc/xdoc of SingleLineJavadocCheck

src/main/java/com/puppycrawl/tools/checkstyle/checks/javadoc/SingleLineJavadocCheck.java

@@ -24,7 +24,8 @@ import com.puppycrawl.tools.checkstyle.api.JavadocTokenTypes;
 
 /**
  * Checks that a JavaDoc block which can fit on a single line and doesn't
- * contain at-clauses may be substituted by a single line.
+ * contain at-clauses. Javadoc comment that contains at leat one at-clause
+ * should be formatted in few lines.
  *
  * Default configuration:
  * <pre>

src/xdocs/availablechecks.xml

@@ -642,7 +642,7 @@
       <tr>
         <td><a href="config_javadoc.html#SingleLineJavadoc">SingleLineJavadoc</a></td>
         <td>
-        Checks that a JavaDoc block which can fit on a single line.</td>
+         Checks that a JavaDoc block which can fit on a single line and doesn't contain at-clauses</td>
       </tr>
       <tr>
         <td><a href="config_coding.html#SimplifyBooleanExpression">SimplifyBooleanExpression</a></td>

src/xdocs/config_javadoc.xml

@@ -1098,7 +1098,9 @@ public boolean isSomething()
     <section name="SingleLineJavadoc">
       <subsection name="Description">
         <p>
-          Checks that a JavaDoc block which can fit on a single line and doesn't contain at-clauses may be substituted by a single line.
+           Checks that a JavaDoc block which can fit on a single line and doesn't
+           contain at-clauses. Javadoc comment that contains at leat one at-clause
+           should be formatted in few lines.
         </p>
       </subsection>