调试cmp问题

03-07-09 luck
我在高试我的cmp时出现下如误:

-- Initializing bean access.

javax.naming.NameNotFoundException: Unable to resolve cmp2Remote. Resolved: '' Unresolved:'cmp2Remote' ; remaining name ''

at weblogic.rmi.internal.BasicOutboundRequest.sendReceive(BasicOutboundRequest.java:85)

at weblogic.rmi.cluster.ReplicaAwareRemoteRef.invoke(ReplicaAwareRemoteRef.java:253)

at weblogic.rmi.cluster.ReplicaAwareRemoteRef.invoke(ReplicaAwareRemoteRef.java:220)-- Failed initializing bean access.

at weblogic.rmi.internal.ProxyStub.invoke(ProxyStub.java:35)

at $Proxy0.lookup(Unknown Source)

at weblogic.jndi.internal.WLContextImpl.lookup(WLContextImpl.java:323)

at javax.naming.InitialContext.lookup(InitialContext.java:347)

at cmp2.cmp2TestClient2.initialize(cmp2TestClient2.java:36)

at cmp2.cmp2TestClient2.(cmp2TestClient2.java:1

at cmp2.cmp2TestClient2.main(cmp2TestClient2.java:304)

源程如下:

package cmp2;

import javax.naming.*;

import java.util.Properties;

import javax.rmi.PortableRemoteObject;

public class cmp2TestClient2 extends Object

{

private static final String ERROR_NULL_REMOTE = "Remote interface reference is null. It must be created by calling one of the Home interface methods first.";

private static final int MAX_OUTPUT_LINE_LENGTH = 100;

private boolean logging = true;

private cmp2RemoteHome cmp2RemoteHomeObject = null;

private cmp2Remote cmp2RemoteObject = null;

//Construct the EJB test client

public cmp2TestClient2()

{

initialize();

}

public void initialize()

{

long startTime = 0;

if (logging)

{

log("Initializing bean access.");

startTime = System.currentTimeMillis();

}

try

{

//get naming context

Context context = getInitialContext();

//look up jndi name

Object ref = context.lookup("cmp2Remote");

//look up jndi name and cast to Home interface

cmp2RemoteHomeObject = (cmp2RemoteHome) PortableRemoteObject.narrow(ref, cmp2RemoteHome.class);

if (logging)

{

long endTime = System.currentTimeMillis();

log("Succeeded initializing bean access through Home interface.");

log("Execution time: " + (endTime - startTime) + " ms.");

}

}

catch(Exception e)

{

if (logging)

{

log("Failed initializing bean access.");

}

e.printStackTrace();

}

}

private Context getInitialContext() throws Exception

{

String url = "t3://localhost:7001";

String user = null;

String password = null;

Properties properties = null;

try

{

properties = new Properties();

properties.put(Context.INITIAL_CONTEXT_FACTORY, "weblogic.jndi.WLInitialContextFactory");

properties.put(Context.PROVIDER_URL, url);

if (user != null)

{

properties.put(Context.SECURITY_PRINCIPAL, user);

properties.put(Context.SECURITY_CREDENTIALS, password == null ? "" : password);

}

return new InitialContext(properties);

}

catch(Exception e)

{

log("Unable to connect to WebLogic server at " + url);

log("Please make sure that the server is running.");

throw e;

}

}

//----------------------------------------------------------------------------

// Methods that use Home interface methods to generate a Remote interface reference

//----------------------------------------------------------------------------

public cmp2Remote create(String userid, String key_letter)

{

long startTime = 0;

if (logging)

{

log("Calling create(" + userid + ", " + key_letter + ")");

startTime = System.currentTimeMillis();

}

try

{

cmp2RemoteObject = cmp2RemoteHomeObject.create(userid, key_letter);

if (logging)

{

long endTime = System.currentTimeMillis();

log("Succeeded: create(" + userid + ", " + key_letter + ")");

log("Execution time: " + (endTime - startTime) + " ms.");

}

}

catch(Exception e)

{

if (logging)

{

log("Failed: create(" + userid + ", " + key_letter + ")");

}

e.printStackTrace();

}

if (logging)

{

log("Return value from create(" + userid + ", " + key_letter + "): " + cmp2RemoteObject + ".");

}

return cmp2RemoteObject;

}

public cmp2Remote findByPrimaryKey(String userid)

{

long startTime = 0;

if (logging)

{

log("Calling findByPrimaryKey(" + userid + ")");

startTime = System.currentTimeMillis();

}

try

{

cmp2RemoteObject = cmp2RemoteHomeObject.findByPrimaryKey(userid);

if (logging)

{

long endTime = System.currentTimeMillis();

log("Succeeded: findByPrimaryKey(" + userid + ")");

log("Execution time: " + (endTime - startTime) + " ms.");

}

}

catch(Exception e)

{

if (logging)

{

log("Failed: findByPrimaryKey(" + userid + ")");

}

e.printStackTrace();

}

if (logging)

{

log("Return value from findByPrimaryKey(" + userid + "): " + cmp2RemoteObject + ".");

}

return cmp2RemoteObject;

}

//----------------------------------------------------------------------------

// Methods that use Remote interface methods to access data through the bean

//----------------------------------------------------------------------------

public String getUserid()

{

String returnValue = "";

if (cmp2RemoteObject == null)

{

System.out.println("Error in getUserid(): " + ERROR_NULL_REMOTE);

return returnValue;

}

long startTime = 0;

if (logging)

{

log("Calling getUserid()");

startTime = System.currentTimeMillis();

}

try

{

returnValue = cmp2RemoteObject.getUserid();

if (logging)

{

long endTime = System.currentTimeMillis();

log("Succeeded: getUserid()");

log("Execution time: " + (endTime - startTime) + " ms.");

}

}

catch(Exception e)

{

if (logging)

{

log("Failed: getUserid()");

}

e.printStackTrace();

}

if (logging)

{

log("Return value from getUserid(): " + returnValue + ".");

}

return returnValue;

}

public void setKey_letter(String key_letter)

{

if (cmp2RemoteObject == null)

{

System.out.println("Error in setKey_letter(): " + ERROR_NULL_REMOTE);

return ;

}

long startTime = 0;

if (logging)

{

log("Calling setKey_letter(" + key_letter + ")");

startTime = System.currentTimeMillis();

}

try

{

cmp2RemoteObject.setKey_letter(key_letter);

if (logging)

{

long endTime = System.currentTimeMillis();

log("Succeeded: setKey_letter(" + key_letter + ")");

log("Execution time: " + (endTime - startTime) + " ms.");

}

}

catch(Exception e)

{

if (logging)

{

log("Failed: setKey_letter(" + key_letter + ")");

}

e.printStackTrace();

}

}

public String getKey_letter()

{

String returnValue = "";

if (cmp2RemoteObject == null)

{

System.out.println("Error in getKey_letter(): " + ERROR_NULL_REMOTE);

return returnValue;

}

long startTime = 0;

if (logging)

{

log("Calling getKey_letter()");

startTime = System.currentTimeMillis();

}

try

{

returnValue = cmp2RemoteObject.getKey_letter();

if (logging)

{

long endTime = System.currentTimeMillis();

log("Succeeded: getKey_letter()");

log("Execution time: " + (endTime - startTime) + " ms.");

}

}

catch(Exception e)

{

if (logging)

{

log("Failed: getKey_letter()");

}

e.printStackTrace();

}

if (logging)

{

log("Return value from getKey_letter(): " + returnValue + ".");

}

return returnValue;

}

//----------------------------------------------------------------------------

// Utility Methods

//----------------------------------------------------------------------------

private void log(String message)

{

if (message == null)

{

System.out.println("-- null");

return ;

}

if (message.length() > MAX_OUTPUT_LINE_LENGTH)

{

System.out.println("-- " + message.substring(0, MAX_OUTPUT_LINE_LENGTH) + " ...");

}

else

{

System.out.println("-- " + message);

}

}

//Main method

public static void main(String[] args)

{

cmp2TestClient2 client = new cmp2TestClient2();

// Use the client object to call one of the Home interface wrappers

// above, to create a Remote interface reference to the bean.

// If the return value is of the Remote interface type, you can use it

// to access the remote interface methods. You can also just use the

// client object to call the Remote interface wrappers.

}

}

请问是什么原因?

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