Apache Commons Lang 2 vs 3

java apache jar apache-commons
Tobia picture Tobia · Jun 11, 2014 · Viewed 17.8k times · Source

In my application I'm using apache commons Lang v.3. A requried library give my a 

java.lang.ClassNotFoundException: org.apache.commons.lang.StringUtils

Is there a build translation between commmon.lang to commons.lang3 or I have to add both lang libraries?

Answer

Adrian Shum picture Adrian Shum · Jun 11, 2014

You can have both Lang2 and Lang3 in your classpath. Due to incompatibility of Lang2 and Lang3, the package is intentionally changed from com.apache.commons.lang to com.apache.commons.lang3 so that you can have both version in classpath without conflict

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