Split off sayHello() method for hotswap demo.
Split off sayHello() method for hotswap demo.

dwarakanath9/test,TheKingOfFasterr/test,Mounika-Chirukuri/sample-java-project,pjoshi0788/sample-java-project,skeeto/sample-java-project,winxlor/sample-java-project,RPangularJS/JenkinsTraial,ajcohen63/ajcohen63,PonmaniPandian/sample-java-project,nareshreddyp/NareshRepo,es11558/Java-Project,manjuk41/p1,jpenekusu/my-sample-java-project,nanthakumare/myproject,achilleasxy/sample-java-project,srinivasgowda097/sample-java-project,nelmajordao/teste,sriram80/SampleAnt