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[英]EJB Jndi look up in Glassfish server only in Java Web start
[英]Java JNDI with EJB configuration
我在JNDI配置結束EJB 3.1和Oracle 12.1 DB時遇到問題。 我的代碼:
private static NewSessionBeanRemote lookupRemoteSessionBean() throws NamingException {
final Hashtable jndiProperties = new Hashtable();
jndiProperties.put(Context.URL_PKG_PREFIXES, "org.jboss.ejb.client.naming");
final Context context = new InitialContext(jndiProperties);
final String appName = "";
final String moduleName = "EjbComponent";
final String distinctName = "";
final String beanName = NewSessionBean.class.getSimpleName();
final String viewClassName = NewSessionBeanRemote.class.getName();
System.out.println("ejb:" + appName + "" + moduleName + "" + distinctName + "/" + beanName + "!" + viewClassName);
return (NewSessionBeanRemote) context.lookup("ejb:" + appName + "" + moduleName + "" + distinctName + "/" + beanName + "!" + viewClassName);
}
當我嘗試查找jndi時出錯:
javax.naming.NoInitialContextException: Need to specify class name in environment or system property, or as an applet parameter, or in an application resource file: java.naming.factory.initial
at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:662)
at javax.naming.InitialContext.getDefaultInitCtx(InitialContext.java:313)
at javax.naming.InitialContext.getURLOrDefaultInitCtx(InitialContext.java:350)
at javax.naming.InitialContext.lookup(InitialContext.java:417)
at com.studio.java.client.EjbTester.lookupRemoteSessionBean(EjbTester.java:73)
at com.studio.java.client.EjbTester.invokeStatelessBean(EjbTester.java:51)
at com.studio.java.client.EjbTester.main(EjbTester.java:41)
除了Context.URL_PKG_PREFIXES
您還需要設置以下屬性:
jndiProperties.put(Context.INITIAL_CONTEXT_FACTORY, "org.jboss.naming.remote.client.InitialContextFactory");
jndiProperties.put(Context.PROVIDER_URL, "http-remoting://127.0.0.1:8080");
另外,如果您具有任何類型的身份驗證,則必須通過Context.SECURITY_PRINCIPAL
和Context.SECURITY_CREDENTIALS
進行設置:
jndiProperties.put(Context.SECURITY_PRINCIPAL, "username");
jndiProperties.put(Context.SECURITY_CREDENTIALS, "password");
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