public void activateOptions()

in src/main/java/org/apache/log4j/net/JMSAppender.java [172:241]
61 lines of code
10 McCabe index (conditional complexity)

  public void activateOptions() {
    TopicConnectionFactory  topicConnectionFactory;

    try {
      Context jndi;

      LogLog.debug("Getting initial context.");
      if(initialContextFactoryName != null) {
	Properties env = new Properties( );
	env.put(Context.INITIAL_CONTEXT_FACTORY, initialContextFactoryName);
	if(providerURL != null) {
	  env.put(Context.PROVIDER_URL, providerURL);
	} else {
	  LogLog.warn("You have set InitialContextFactoryName option but not the "
		     +"ProviderURL. This is likely to cause problems.");
	}
	if(urlPkgPrefixes != null) {
	  env.put(Context.URL_PKG_PREFIXES, urlPkgPrefixes);
	}
	
	if(securityPrincipalName != null) {
	  env.put(Context.SECURITY_PRINCIPAL, securityPrincipalName);
	  if(securityCredentials != null) {
	    env.put(Context.SECURITY_CREDENTIALS, securityCredentials);
	  } else {
	    LogLog.warn("You have set SecurityPrincipalName option but not the "
			+"SecurityCredentials. This is likely to cause problems.");
	  }
	}	
	jndi = new InitialContext(env);
      } else {
	jndi = new InitialContext();
      }

      LogLog.debug("Looking up ["+tcfBindingName+"]");
      topicConnectionFactory = (TopicConnectionFactory) lookup(jndi, tcfBindingName);
      LogLog.debug("About to create TopicConnection.");
      if(userName != null) {
	topicConnection = topicConnectionFactory.createTopicConnection(userName, 
								       password); 
      } else {
	topicConnection = topicConnectionFactory.createTopicConnection();
      }

      LogLog.debug("Creating TopicSession, non-transactional, "
		   +"in AUTO_ACKNOWLEDGE mode.");
      topicSession = topicConnection.createTopicSession(false,
							Session.AUTO_ACKNOWLEDGE);

      LogLog.debug("Looking up topic name ["+topicBindingName+"].");
      Topic topic = (Topic) lookup(jndi, topicBindingName);

      LogLog.debug("Creating TopicPublisher.");
      topicPublisher = topicSession.createPublisher(topic);
      
      LogLog.debug("Starting TopicConnection.");
      topicConnection.start();

      jndi.close();
    } catch(JMSException e) {
      errorHandler.error("Error while activating options for appender named ["+name+
			 "].", e, ErrorCode.GENERIC_FAILURE);
    } catch(NamingException e) {
      errorHandler.error("Error while activating options for appender named ["+name+
			 "].", e, ErrorCode.GENERIC_FAILURE);
    } catch(RuntimeException e) {
      errorHandler.error("Error while activating options for appender named ["+name+
			 "].", e, ErrorCode.GENERIC_FAILURE);
    }
  }