how to use different authentication information for one context : Security « JNDI LDAP « Java

1. Java
2. JNDI LDAP
3. Security

how to use different authentication information for one context

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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 to use different authentication information for one context.
 * 
 * usage: java UseDiff
 */
class UseDiff {
  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, "simple");
    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);

      // do something useful with ctx
      System.out.println(ctx.lookup("ou=NewHires"));

      // Change to using no authentication
      ctx.addToEnvironment(Context.SECURITY_AUTHENTICATION, "none");

      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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