anchor.diff:  
                                       <td>
   
  -                                        <input type="button" value="Play" onclick="sendDBConfigFileNameToSimulate('<%=dataSourceTableAndStreamInfoDtoArray[k].getFileName()%>')">
  -                                        <input type="button" value="Delete" onclick="deleteDBConfigFile('<%=dataSourceTableAndStreamInfoDtoArray[k].getFileName()%>')">
  +                                        <input type="button" value="Play" onclick="sendDBConfigFileNameToSimulate(
  +                                                '<%=dataSourceTableAndStreamInfoDtoArray[k].getFileName()%>')">
  +                                        <input type="button" value="Delete" onclick="deleteDBConfigFile(
  +                                                '<%=dataSourceTableAndStreamInfoDtoArray[k].getFileName()%>')">
                                       </td>
                                   </tr>
                                   <%}
  
positive.code:                                                     String streamName = eventInfoArray[i].getStreamName();
                                                      String streamVersion = eventInfoArray[i].getStreamVersion();
                                                      if(streamId.equalsIgnoreCase(streamName + ":" + streamVersion)){%>
                                                          <option value="<%=eventInfoArray[i].getStreamName()%>" selected ><%=streamName+":"+streamVersion%>
                                                          </option>
                                                      <%}else{%>
                                                          <option value="<%=eventInfoArray[i].getStreamName()%>"><%=streamName+":"+streamVersion%>
                                                          </option>
                                                      <%}
                                                  }
  
negative.code:     org.wso2.carbon.event.simulator.stub.types.StreamDefinitionInfoDto[] eventInfoArray = stub.getAllEventStreamInfoDto();
  
      org.wso2.carbon.event.simulator.stub.types.CSVFileInfoDto[] csvFileInfoDtosArray=stub.getAllCSVFileInfo();
      org.wso2.carbon.event.simulator.stub.types.DataSourceTableAndStreamInfoDto[] dataSourceTableAndStreamInfoDtoArray
              = stub.getAllDataSourceTableAndStreamInfo();
  
      String streamId = "";
      if(null != request.getParameter("streamId")){
  