Display LocalVariables along with Locations in the html report.

[cfb.git] / prod / net / jaekl / cfb / util / XmlEscape.java

diff --git a/prod/net/jaekl/cfb/util/XmlEscape.java b/prod/net/jaekl/cfb/util/XmlEscape.java
new file mode 100644 (file)
index 0000000..9e177bb
--- /dev/null
+++ b/prod/net/jaekl/cfb/util/XmlEscape.java
@@ -0,0 +1,39 @@
+package net.jaekl.cfb.util;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+public class XmlEscape {
+       // The following code adapted from:
+       // http://stackoverflow.com/questions/439298/best-way-to-encode-text-data-for-xml-in-java#439311
+       private final static String ESCAPE_CHARS = "<>&\"\'";
+       private final static List<String> ESCAPE_STRINGS = 
+                       Collections.unmodifiableList(Arrays.asList(new String[] {"&lt;", "&gt;", "&amp;", "&quot;", "&apos;" }));
+       
+       //should only use for the content of an attribute or tag      
+       public static String toEscaped(String content) {
+               String result = content;
+               
+               if ((content != null) && (content.length() > 0)) {
+                       boolean modified = false;
+                       StringBuilder stringBuilder = new StringBuilder(content.length());
+                       for (int i = 0, count = content.length(); i < count; ++i) {
+                               String character = content.substring(i, i + 1);
+                               int pos = ESCAPE_CHARS.indexOf(character);
+                               if (pos > -1) {
+                                       stringBuilder.append(ESCAPE_STRINGS.get(pos));
+                                       modified = true;
+                               }
+                               else {
+                                   stringBuilder.append(character);
+                               }
+                       }
+                       if (modified) {
+                           result = stringBuilder.toString();
+                       }
+               }
+               
+               return result;
+       }
+}