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javax.naming.NoInitialContextException...
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created by <a href="https://community.jboss.org/people/aupres">Joseph Hwang</a> in <i>EJB3</i> - <a href="https://community.jboss.org/message/731547#731547">View the full discussion</a>
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<div class="jive-rendered-content"><p>I use ejb3.1 on JBoss 7.0.2. I develop bean with @Schedule annotation. The codes are :</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>==== IScheduleTestPort.java</p><p>package com.aaa.ejb3;</p><p>import javax.ejb.Remote;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@Remote<br/>public interface IScheduleTestPort {<br/>   public String getSignal();<br/>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>===== ScheduleBean.java</p><p>package com.aaa.ejb3;</p><p>import java.util.Date;</p><p>import javax.annotation.PostConstruct;<br/>import javax.ejb.Schedules;<br/>import javax.ejb.Schedule;<br/>import javax.ejb.Stateless;</p><p>@Stateless<br/>public class ScheduleBean implements IScheduleTestPort {</p><p>   private String str;</p><p>   @PostConstruct<br/>   public void doPostConstruct() {<br/>      str = "Time is : ";<br/>   }</p><p>  @Schedules({ <br/>    @Schedule(dayOfMonth = "5", hour = "09-18", minute = "*", second="10/5", timezone = "America/Los_Angeles"), <br/>    @Schedule(dayOfMonth = "Mon", hour = "10-17", minute = "*", second="*/5" , timezone = "Asia/Seoul") }) <br/>   @Override<br/>   public String getSignal() {<br/>      // TODO Auto-generated method stub<br/>      return str + new Date();<br/>   }</p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>===== ScheduleBeanClient.java</p><p>package com.aaa.ejb3;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import java.util.Properties;<br/>import javax.naming.InitialContext;<br/>import javax.naming.Context;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>public class ScheduleBeanClient {<br/>  <br/> /**<br/>  * @param args<br/>  */<br/> public static void main(String[] args) {</p><p>  // TODO Auto-generated method stub<br/>  try {<br/>   Properties props = new Properties();<br/>      <br/>   props.put("java.naming.factory.initial","org.jnp.interfaces.NamingContextFactory");<br/>   props.put("java.naming.factory.url.pkgs", "org.jboss.naming:org.jnp.interfaces");<br/>   props.put("java.naming.provider.url", "jnp://localhost:1099");<br/>  <br/>   Context ctx = new InitialContext(props);<br/>   ScheduleBean schedule = (ScheduleBean)ctx.lookup("java:module/ScheduleBean");<br/>      <br/>   while (true) {<br/>    System.out.println(schedule.getSignal());<br/>   }<br/>  } catch (Exception e) {<br/>   // TODO Auto-generated catch block<br/>   e.printStackTrace();<br/>  }<br/>  <br/> }</p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>But client throws exception like below :</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>javax.naming.NoInitialContextException: Cannot instantiate class: org.jnp.interfaces.NamingContextFactory [Root exception is java.lang.ClassNotFoundException: org.jnp.interfaces.NamingContextFactory]</p><p> at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:657)</p><p> at javax.naming.InitialContext.getDefaultInitCtx(InitialContext.java:288)</p><p> at javax.naming.InitialContext.init(InitialContext.java:223)</p><p> at javax.naming.InitialContext.<init>(InitialContext.java:197)</p><p> at com.aaa.ejb3.ScheduleBeanClient.main(ScheduleBeanClient.java:47)</p><p>Caused by: java.lang.ClassNotFoundException: org.jnp.interfaces.NamingContextFactory</p><p> at java.net.URLClassLoader$1.run(URLClassLoader.java:202)</p><p> at java.security.AccessController.doPrivileged(Native Method)</p><p> at java.net.URLClassLoader.findClass(URLClassLoader.java:190)</p><p> at java.lang.ClassLoader.loadClass(ClassLoader.java:306)</p><p> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)</p><p> at java.lang.ClassLoader.loadClass(ClassLoader.java:247)</p><p> at java.lang.Class.forName0(Native Method)</p><p> at java.lang.Class.forName(Class.java:247)</p><p> at com.sun.naming.internal.VersionHelper12.loadClass(VersionHelper12.java:46)</p><p> at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:654)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>So i remove the parameter of InitialContext,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>public static void main(String[] args) {  </p><p>  // TODO Auto-generated method stub<br/>  try {</p><p>    Context ctx = new InitialContext(props);<br/>    ScheduleBean schedule = (ScheduleBean)ctx.lookup("java:module/ScheduleBean");</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    while (true) {<br/>      System.out.println(schedule.getSignal());<br/>    }<br/>  } catch (Exception e) {<br/>    // TODO Auto-generated catch block<br/>    e.printStackTrace();<br/>  }</p><p>...</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>This the codes throws the following exception ,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>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</p><p> at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:645)</p><p> at javax.naming.InitialContext.getDefaultInitCtx(InitialContext.java:288)</p><p> at javax.naming.InitialContext.getURLOrDefaultInitCtx(InitialContext.java:325)</p><p> at javax.naming.InitialContext.lookup(InitialContext.java:392)</p><p> at com.aaa.ejb3.ScheduleBeanClient.main(ScheduleBeanClient.java:49)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I have no idea of what is wrong with my codes. I need your help!</p><p>Thanks in advanced.</p></div>
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