How to escape HTML special characters in Java?

Question

Is there a way to convert a string to a string that will display properly in a web document? For example, changing the string

"<Hello>"

To

"<Hello>"

Answer 1

StringEscapeUtils has functions designed exactly for this:

http://commons.apache.org/proper/commons-lang/javadocs/api-3.1/org/apache/commons/lang3/StringEscapeUtils.html