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import java.io.IOException;
import java.io.PrintWriter;
import javax.enterprise.inject.spi.BeanManager;
import javax.inject.Inject;
import javax.naming.InitialContext;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebInitParam;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.jboss.logging.Logger;
//import org.slf4j.LoggerFactory;
@WebServlet(name="mytest",
urlPatterns={"/myurl"},
initParams={ @WebInitParam(name="n1", value="v1"), @WebInitParam(name="n2", value="v2") } )
public class TestServlet extends HttpServlet {
@Inject TestBean tb;
@Inject BeanManager bm;
BeanManager bm1;
public void service(HttpServletRequest req, HttpServletResponse res)
throws IOException, ServletException {
PrintWriter writer = res.getWriter();
String msg = "";
if (tb == null) msg += "Bean injection into Servlet failed";
if (bm == null) msg += "BeanManager Injection via @Inject failed";
try {
bm1 = (BeanManager)((new InitialContext()).lookup("java:comp/BeanManager"));
} catch (Exception ex) {
ex.printStackTrace();
msg += "BeanManager Injection via component environment lookup failed";
}
if (bm1 == null) msg += "BeanManager Injection via component environment lookup failed";
System.out.println("BeanManager is " + bm);
System.out.println("BeanManager via lookup is " + bm1);
Logger l = Logger.getLogger(getClass());
String s = "[ Hello World is logged by an instance of " + l.getClass() + ", which is loaded by " + l.getClass().getClassLoader() + "]";
msg += s;
l.info(s);
writer.write(msg + "\n");
}
}