debugging-struts/src/main/java/org/apache/struts/helloworld/action/HelloWorldAction.java
message-resource/src/main/java/org/apache/struts/helloworld/action/HelloWorldAction.java

debugging-struts/src/main/java/org/apache/struts/helloworld/model/MessageStore.java
message-resource/src/main/java/org/apache/struts/helloworld/model/MessageStore.java

debugging-struts/src/main/webapp/WEB-INF/web.xml
message-resource/src/main/webapp/WEB-INF/web.xml

debugging-struts/src/main/resources/log4j2.xml
message-resource/src/main/resources/log4j2.xml