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[sdc.git] / common-app-api / src / main / java / org / openecomp / sdc / common / util / HtmlCleaner.java

diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/HtmlCleaner.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/HtmlCleaner.java
index 5a7c426..c9086fc 100644 (file)
--- a/common-app-api/src/main/java/org/openecomp/sdc/common/util/HtmlCleaner.java
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/HtmlCleaner.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
+ * 
  *      http://www.apache.org/licenses/LICENSE-2.0
- *
+ * 
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -31,81 +31,81 @@ import java.util.regex.Pattern;
 
 public class HtmlCleaner {
 
-    private static Set<String> htmlTags = new HashSet<>();
+       private static Set<String> htmlTags = new HashSet<>();
 
-    private static String patternHtmlFullTagStr = "</?\\w+((\\s+\\w+(\\s*=\\s*(?:\".*?\"|'.*?'|[\\^'\">\\s]+))?)+\\s*|\\s*)/?>";
+       private static String patternHtmlFullTagStr = "</?\\w+((\\s+\\w+(\\s*=\\s*(?:\".*?\"|'.*?'|[\\^'\">\\s]+))?)+\\s*|\\s*)/?>";
 
-    private static String patternHtmlTagOnlyStr = "</?(\\w+)[^>]*/?>";
+       private static String patternHtmlTagOnlyStr = "</?(\\w+)[^>]*/?>";
 
-    private static Pattern onlyTagPattern = Pattern.compile(patternHtmlTagOnlyStr);
+       private static Pattern onlyTagPattern = Pattern.compile(patternHtmlTagOnlyStr);
 
-    private static Pattern fullTagPattern = Pattern.compile(patternHtmlFullTagStr);
+       private static Pattern fullTagPattern = Pattern.compile(patternHtmlFullTagStr);
 
-    static {
-        Tag[] allTags = HTML.getAllTags();
-        for (Tag tag : allTags) {
-            htmlTags.add(tag.toString().toLowerCase());
-        }
-    }
+       static {
+               Tag[] allTags = HTML.getAllTags();
+               for (Tag tag : allTags) {
+                       htmlTags.add(tag.toString().toLowerCase());
+               }
+       }
 
-    public static String stripHtml(String input) {
+       public static String stripHtml(String input) {
 
-        return stripHtml(input, false);
+               return stripHtml(input, false);
 
-    }
+       }
 
-    public static String stripHtml(String input, boolean toEscape) {
+       public static String stripHtml(String input, boolean toEscape) {
 
-        if (input == null || input.isEmpty()) {
-            return input;
-        }
+               if (input == null || input.isEmpty()) {
+                       return input;
+               }
 
-        Matcher matcher = onlyTagPattern.matcher(input);
+               Matcher matcher = onlyTagPattern.matcher(input);
 
-        Set<String> tagsToRemove = new HashSet<>();
+               Set<String> tagsToRemove = new HashSet<>();
 
-        while (matcher.find()) {
+               while (matcher.find()) {
 
-            int start = matcher.start();
-            int end = matcher.end();
+                       int start = matcher.start();
+                       int end = matcher.end();
 
-            String matchTag = input.substring(start, end);
+                       String matchTag = input.substring(start, end);
 
-            int groupCount = matcher.groupCount();
+                       int groupCount = matcher.groupCount();
 
-            if (groupCount > 0) {
-                String tag = matcher.group(1);
-                if (tag != null && htmlTags.contains(tag.toLowerCase())) {
-                    if (!tagsToRemove.contains(matchTag)) {
-                        tagsToRemove.add(matchTag);
-                    }
-                }
-            }
-        }
+                       if (groupCount > 0) {
+                               String tag = matcher.group(1);
+                               if (tag != null && htmlTags.contains(tag.toLowerCase())) {
+                                       if (!tagsToRemove.contains(matchTag)) {
+                                               tagsToRemove.add(matchTag);
+                                       }
+                               }
+                       }
+               }
 
-        String stripHtmlStr = removeTagsFromString(tagsToRemove, input);
+               String stripHtmlStr = removeTagsFromString(tagsToRemove, input);
 
-        if (stripHtmlStr != null) {
-            if (toEscape) {
-                stripHtmlStr = StringEscapeUtils.escapeHtml4(stripHtmlStr);
-            }
-        }
+               if (stripHtmlStr != null) {
+                       if (toEscape) {
+                               stripHtmlStr = StringEscapeUtils.escapeHtml4(stripHtmlStr);
+                       }
+               }
 
-        return stripHtmlStr;
+               return stripHtmlStr;
 
-    }
+       }
 
-    private static String removeTagsFromString(Set<String> tagsToRemove, String input) {
+       private static String removeTagsFromString(Set<String> tagsToRemove, String input) {
 
-        String stripStr = input;
-        if (input == null || tagsToRemove.isEmpty()) {
-            return input;
-        }
+               String stripStr = input;
+               if (input == null || tagsToRemove.isEmpty()) {
+                       return input;
+               }
 
-        for (String tag : tagsToRemove) {
-            stripStr = stripStr.replaceAll(tag, "");
-        }
-        return stripStr;
-    }
+               for (String tag : tagsToRemove) {
+                       stripStr = stripStr.replaceAll(tag, "");
+               }
+               return stripStr;
+       }
 
 }