B. 6 엔트리의 명칭 변경 - xrath.com 에서 번역됨

목차 | 전의 항목 | 다음의 항목 | JNDI API

부록 B:

## B. 6 엔트리의 명칭 변경

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| B. 6.1 LDAP C API 를 사용한 명칭 변경 | B. 6.2 JNDI 를 사용한 명칭 변경

##

### B. 6.1 LDAP C API 를 사용한 명칭 변경

>     /*
>      * Copyright (c) 1996.   Netscape Communications Corporation.   All
>      * rights reserved.
>      *
>      * Modify the RDN (relative distinguished name) of an entry.   In this
>      * example, we change the dn “cn=Jacques Smith, o=Ace Industry, c=US”
>      * to “cn=Jacques M Smith, o=Ace Industry, c=US”.
>      *
>      * Since it is an error to either (1) attempt to modrdn an entry which
>      * does not exist, or (2) modrdn an entry where the destination name
>      * already exists, we take some steps, for this example, to make sure
>      * we’ll succeed.   We (1) add “cn=Jacques Smith” (if the entry exists,
>      * we just ignore the error, and (2) delete “cn=Jacques M Smith” (if the
>      * entry doesn’t exist, we ignore the error).
>      *
>      * We pass 0 for the “deleteoldrdn” argument to ldap_modrdn2_s().   This
>      * means that after we change the RDN, the server will put the value
>      * “Jacques Smith” into the cn attribute of the new entry, in addition to
>      * “Jacques M Smith”.
>      */
>     #include “examples.h”
>     #define        NMODS        4
>     unsigned long        global_counter = 0;
>     static void free_mods( LDAPMod **mods );
>     int
>     main( int argc, char **argv )
>     {
>         LDAP                    *ld;
>         char                    *dn, *ndn, *nrdn;
>         int                     i;
>         int                     rc;
>         LDAPMod                 **mods;
>         /* Values we’ll use in creating the entry */
>         char *objectclass_values[] = { “top”, “person”, “organizationalPerson”,
>                                        “inetOrgPerson”, NULL };
>         char *cn_values[] = { “Jacques Smith”, NULL };
>         char *sn_values[] = { “Smith”, NULL };
>         char *givenname_values[] = { “Jacques”, NULL };
>         /* Specify the DN we’re adding */
>         dn = “cn=Jacques Smith, o=Ace Industry, c=US”;
>         /* the destination DN */
>         ndn = “cn=Jacques M Smith, o=Ace Industry, c=US”;
>         /* the new RDN */
>         nrdn = “cn=Jacques M Smith”;
>         /* get a handle to an LDAP connection */
>         if ( (ld = ldap_init( MY_HOST, MY_PORT )) == NULL ) {
>             perror( “ldap_init” );
>             return( 1 );
>         }
>         /* authenticate to the directory as the Directory Manager */
>         if ( ldap_simple_bind_s( ld, MGR_DN, MGR_PW ) ! = LDAP_SUCCESS ) {
>             ldap_perror( ld, “ldap_simple_bind_s” );
>             return( 1 );
>         }
>         if (( mods = ( LDAPMod ** ) malloc(( NMODS + 1 ) * sizeof( LDAPMod *)))
>                 == NULL ) {
>             fprintf( stderr, “Cannot allocate memory for mods array\n” );
>             return( 1 );
>         }
>         /* Construct the array of values to add */
>         for ( i = 0; i < NMODS; i++ ) {
>             if (( mods[ i ] = ( LDAPMod * ) malloc( sizeof( LDAPMod ))) == NULL ) {
>                 fprintf( stderr, “Cannot allocate memory for mods element\n” );
>                 return( 1 );
>             }
>         }
>         mods[ 0 ]->mod_op = 0;
>         mods[ 0 ]->mod_type = “objectclass”;
>         mods[ 0 ]->mod_values = objectclass_values;
>         mods[ 1 ]->mod_op = 0;
>         mods[ 1 ]->mod_type = “cn”;
>         mods[ 1 ]->mod_values = cn_values;
>         mods[ 2 ]->mod_op = 0;
>         mods[ 2 ]->mod_type = “sn”;
>         mods[ 2 ]->mod_values = sn_values;
>         mods[ 3 ]->mod_op = 0;
>         mods[ 3 ]->mod_type = “givenname”;
>         mods[ 3 ]->mod_values = givenname_values;
>         mods[ 4 ] = NULL;

>         /* Add the entry */
>         if (( rc = ldap_add_s( ld, dn, mods )) ! = LDAP_SUCCESS ) {
>             /* If entry exists already, fine.   Ignore this error.  */
>             if ( rc == LDAP_ALREADY_EXISTS ) {
>                 printf( “Entry \”%s is already in the directory. \n”, dn );
>             } else {
>                 ldap_perror( ld, “ldap_add_s” );
>                 free_mods( mods );
>                 return( 1 );
>             }
>         } else {
>             printf( “Added entry \”%s\”. \n”, dn );
>         }
>         free_mods( mods );
>         /* Delete the destination entry, for this example */
>         if (( rc = ldap_delete_s( ld, ndn )) ! = LDAP_SUCCESS ) {
>             /* If entry does not exist, fine.   Ignore this error.  */
>             if ( rc == LDAP_NO_SUCH_OBJECT ) {
>                 printf( “Entry \”%s\” is not in the directory.   “
>                         “No need to delete. \n”, ndn );
>             } else {
>                 ldap_perror( ld, “ldap_delete_s” );
>                 return( 1 );
>             }
>         } else {
>             printf( “Deleted entry \”%s\”. \n”, ndn );
>         }
>         /* Do the modrdn operation */
>         if ( ldap_modrdn2_s( ld, dn, nrdn, 0 ) ! = LDAP_SUCCESS ) {
>             ldap_perror( ld, “ldap_modrdn2_s” );
>             return( 1 );
>         }
>         printf( “The modrdn operation was successful.   Entry\n”
>                 “\”%s\” has been changed to\n”
>                 “\”%s\”. \n”, dn, ndn );
>         ldap_unbind( ld );
>         return 0;
>     }

>     /*
>      * Free a mods array.
>      */
>     static void
>     free_mods( LDAPMod **mods )
>     {
>         int i;

>         for ( i = 0; i < NMODS; i++ ) {
>             free( mods[ i ] );
>         }
>         free( mods );
>     }

### B. 6.2 JNDI 를 사용한 명칭 변경

>     /*
>      * @(#) Modrdn.java	1.2 99/07/26
>      *
>      * Copyright 1997, 1998, 1999 Sun Microsystems, Inc.  All Rights
>      * Reserved.
>      *
>      * Sun grants you ("Licensee") a non-exclusive, royalty free,
>      * license to use, modify and redistribute this software in source and
>      * binary code form, provided that i) this copyright notice and license
>      * appear on all copies of the software; and ii) Licensee does not utilize
>      * the software in a manner which is disparaging to Sun.
>      *
>      * This software is provided "AS IS, " without a warranty of any
>      * kind.  ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
>      * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
>      * FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED.  SUN
>      * AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY
>      * LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING THE SOFTWARE
>      * OR ITS DERIVATIVES.  IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
>      * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
>      * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
>      * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF
>      * OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
>      * POSSIBILITY OF SUCH DAMAGES.
>      *
>      * This software is not designed or intended for use in on-line
>      * control of aircraft, air traffic, aircraft navigation or aircraft
>      * communications; or in the design, construction, operation or
>      * maintenance of any nuclear facility.  Licensee represents and warrants
>      * that it will not use or redistribute the Software for such purposes.
>      */

>     import java.util.Hashtable;
>     import java.util.Date;

>     import javax.naming. *;
>     import javax.naming.directory. *;
>     /*
>      * Modify the RDN (relative distinguished name) of an entry.   In this
>      * example, we change the dn "cn=Jacques Smith, o=Ace Industry, c=US"
>      * to "cn=Jacques M Smith, o=Ace Industry, c=US".
>      *
>      * Since it is an error to either (1) attempt to modrdn an entry which
>      * does not exist, or (2) modrdn an entry where the destination name
>      * already exists, we take some steps, for this example, to make sure
>      * we'll succeed.   We (1) add "cn=Jacques Smith" (if the entry exists,
>      * we just ignore the error, and (2) delete "cn=Jacques M Smith" (if the
>      * entry doesn't exist, we ignore the error).
>      *
>      * After renaming, we add back the attribute "Jacques Smith" into the cn
>      * attribute.
>      *
>      * [based on modrdn.c of Netscape  SDK]
>      */
>     class Modrdn {
>     public static void main(String[] args) {
>         /* Values we'll use in creating the entry */
>         Attribute objClasses = new BasicAttribute("objectclass");
>         objClasses.add("top");
>         objClasses.add("person");
>         objClasses.add("organizationalPerson");
>         objClasses.add("inetOrgPerson");
>         Attribute cn = new BasicAttribute("cn", "Jacques Smith");
>         Attribute sn = new BasicAttribute("sn", "Smith");
>         Attribute givenNames = new BasicAttribute("givenname", "Jacques");
>         /* Specify the DN we're adding */
>         String dn = "cn=Jacques Smith, " + Env.MY_MODBASE;
>         /* the destination DN */
>         String ndn = "cn=Jacques M Smith, " + Env.MY_MODBASE;
>         /* the new RDN */
>         String nrdn = "cn=Jacques M Smith";
>         Hashtable env = new Hashtable(5, 0.75f);
>         /*
>          * Specify the initial context implementation to use.
>          * This could also be set by using the -D option to the java program.
>          * For example,
>          *   java -Djava.naming.factory.initial=com.sun.jndi.ldap.LdapCtxFactory \
>          *       Modrdn
>          */
>         env.put(Context.INITIAL_CONTEXT_FACTORY, Env.INITCTX);
>         /* Specify host and port to use for directory service */
>         env.put(Context.PROVIDER_URL, Env.MY_SERVICE);
>         /* specify authentication information */
>         env.put(Context.SECURITY_AUTHENTICATION, "simple");
>         env.put(Context.SECURITY_PRINCIPAL, Env.MGR_DN);
>         env.put(Context.SECURITY_CREDENTIALS, Env.MGR_PW);
>         DirContext ctx = null;
>         try {
>             /* get a handle to an Initial DirContext */
>             ctx = new InitialDirContext(env);
>             Attributes orig = new BasicAttributes();
>             orig.put(objClasses);
>             orig.put(cn);
>             orig.put(sn);
>             orig.put(givenNames);
>             /* Add the entry */
>             ctx.createSubcontext(dn, orig);
>             System.out.println( "Added entry " + dn + ". ");
>         } catch (NameAlreadyBoundException e) {
>             /* If entry exists already, fine.   Ignore this error.  */
>             System.out.println("Entry " + dn + " already exists, no need to add");
>         } catch (NamingException e) {
>             System.err.println("Modrdn: problem adding entry. " + e);
>             System.exit(1);
>         }
>         try {
>             /* Delete the destination entry, for this example */
>             ctx.destroySubcontext(ndn);
>             System.out.println( "Deleted entry " + ndn + ". " );
>         } catch (NameNotFoundException e) {
>             /* If entry does not exist, fine.   Ignore this error.  */
>             System.out.println( "Entry " + ndn + " is not in the directory.   " +
>                         "No need to delete. ");
>         } catch (NamingException e) {
>             System.err.println("Modrdn: problem deleting entry. " + e);
>             System.exit(1);
>         }

>         /* Do the modrdn operation */
>         try {
>             ctx.rename(dn, ndn);
>             System.out.println("The modrdn operation was successful.   Entry " +
>                                dn + " has been changed to " + ndn + ". ");
>         } catch (NamingException e) {
>             System.err.println("Modify operation failed. " + e);
>         }
>     }
>     }

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