final InitialContext context = new InitialContext();
context.createSubcontext("java:");
context.createSubcontext("java:/comp");
context.createSubcontext("java:/comp/env");
context.createSubcontext("java:/comp/env/jdbc");
context.bind("java:/comp/env/jdbc/TestDataSourceAppender", dataSource);
try {
this.setUp("dsLogEntry", "log4j2-data-source.xml");