add getNormalTagComments method

src/main/java/com/power/doc/utils/DocUtil.java

@@ -81,7 +81,6 @@ public class DocUtil {
         fieldValue.put("version-string", enFaker.app().version());
 
 
-
     }
 
     /**
@@ -262,6 +261,7 @@ public class DocUtil {
 
     /**
      * obtain params comments
+     *
      * @param javaMethod JavaMethod
      * @param tagName    java comments tag
      * @param className  class name
@@ -274,7 +274,7 @@ public class DocUtil {
             String value = docletTag.getValue();
             if (StringUtil.isEmpty(value)) {
                 throw new RuntimeException("ERROR: #" + javaMethod.getName()
-                        + "() - bad @"+tagName+" javadoc from " + className);
+                        + "() - bad @" + tagName + " javadoc from " + className + ", must be add comment if you use it.");
             }
             String pName;
             String pValue;
@@ -291,4 +291,36 @@ public class DocUtil {
         }
         return paramTagMap;
     }
+
+    /**
+     * obtain java doc tags comments,like apiNote
+     *
+     * @param javaMethod JavaMethod
+     * @param tagName    java comments tag
+     * @param className  class name
+     * @return Map
+     */
+    public static String getNormalTagComments(final JavaMethod javaMethod, final String tagName, final String className) {
+        Map<String, String> map = getParamsComments(javaMethod, tagName, className);
+        return getFirstKeyAndValue(map);
+    }
+
+    /**
+     * Get the first element of a map.
+     *
+     * @param map map
+     * @return String
+     */
+    public static String getFirstKeyAndValue(Map<String, String> map) {
+        String value = null;
+        if (map != null && map.size() > 0) {
+            Map.Entry<String, String> entry = map.entrySet().iterator().next();
+            if (entry != null) {
+                value = entry.getKey() + entry.getValue();
+                value = value.replace("\r\n", "<br/>");
+                value = value.replace("\r", "<br/>");
+            }
+        }
+        return value;
+    }
 }