how failure to supply an appropriate authentication mechanism results in a failure to create an initial context : JMX « J2EE « Java

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2. J2EE
3. JMX

how failure to supply an appropriate authentication mechanism results in a failure to create an initial context

 
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 * Copyright (c) 1995 - 2008 Sun Microsystems, Inc.  All rights reserved.
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 * modification, are permitted provided that the following conditions
 * are met:
 *
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 *
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 *     documentation and/or other materials provided with the distribution.
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 *   - Neither the name of Sun Microsystems nor the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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 */

import java.util.Hashtable;

import javax.naming.Context;
import javax.naming.NamingException;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;

/**
 * Demonstrates how failure to supply an appropriate authentication mechanism
 * results in a failure to create an initial context
 * 
 * usage: java BadAuth
 */
class BadAuth {
  public static void main(String[] args) {

    // Set up environment for creating initial context
    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env
        .put(Context.INITIAL_CONTEXT_FACTORY,
            "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/o=JNDITutorial");

    // Authenticate as S. User and password "mysecret"
    env.put(Context.SECURITY_AUTHENTICATION, "custom");
    env.put(Context.SECURITY_PRINCIPAL,
        "cn=S. User, ou=NewHires, o=JNDITutorial");
    env.put(Context.SECURITY_CREDENTIALS, "mysecret");

    try {
      // Create initial context
      DirContext ctx = new InitialDirContext(env);

      System.out.println(ctx.lookup("ou=NewHires"));

      // do something useful with ctx

      // Close the context when we're done
      ctx.close();
    } catch (NamingException e) {
      e.printStackTrace();
    }
  }
}

 

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