Java by API/javax.naming.ldap/SortResponseControl

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SortResponseControl: getException()

   <source lang="java">
 

/*

* Copyright (c) 1995 - 2008 Sun Microsystems, Inc.  All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
*   - Redistributions of source code must retain the above copyright
*     notice, this list of conditions and the following disclaimer.
*
*   - Redistributions in binary form must reproduce the above copyright
*     notice, this list of conditions and the following disclaimer in the
*     documentation and/or other materials provided with the distribution.
*
*   - 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,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

import java.io.IOException; import java.util.Hashtable; import javax.naming.Context; import javax.naming.NamingEnumeration; import javax.naming.NamingException; import javax.naming.directory.SearchControls; import javax.naming.directory.SearchResult; import javax.naming.ldap.Control; import javax.naming.ldap.HasControls; import javax.naming.ldap.InitialLdapContext; import javax.naming.ldap.LdapContext; import javax.naming.ldap.SortControl; import javax.naming.ldap.SortResponseControl; /**

* Shows how sorted search results can be obtained using SortControl API
*/

class SortedResults {

 public static void main(String[] args) throws IOException {
   // 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/ou=People,o=JNDITutorial");
   try {
     // Create initial context with no connection request controls
     LdapContext ctx = new InitialLdapContext(env, null);
     // Create a sort control that sorts based on CN
     String sortKey = "cn";
     ctx.setRequestControls(new Control[] { new SortControl(sortKey,
         Control.CRITICAL) });
     // Perform a search
     NamingEnumeration results = ctx.search("", "(objectclass=*)",
         new SearchControls());
     // Iterate over search results
     System.out.println("---->sort by cn");
     while (results != null && results.hasMore()) {
       // Display an entry
       SearchResult entry = (SearchResult) results.next();
       System.out.println(entry.getName());
       // Handle the entry"s response controls (if any)
       if (entry instanceof HasControls) {
         // ((HasControls)entry).getControls();
       }
     }
     // Examine the sort control response
     Control[] controls = ctx.getResponseControls();
     if (controls != null) {
       for (int i = 0; i < controls.length; i++) {
         if (controls[i] instanceof SortResponseControl) {
           SortResponseControl src = (SortResponseControl) controls[i];
           if (!src.isSorted()) {
             throw src.getException();
           }
         } else {
           // Handle other response controls (if any)
         }
       }
     }
     // Close when no longer needed
     ctx.close();
   } catch (NamingException e) {
     e.printStackTrace();
   }
 }

}


 </source>
   
  
 
  



SortResponseControl: isSorted()

   <source lang="java">
 

/*

* Copyright (c) 1995 - 2008 Sun Microsystems, Inc.  All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
*   - Redistributions of source code must retain the above copyright
*     notice, this list of conditions and the following disclaimer.
*
*   - Redistributions in binary form must reproduce the above copyright
*     notice, this list of conditions and the following disclaimer in the
*     documentation and/or other materials provided with the distribution.
*
*   - 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,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

import java.io.IOException; import java.util.Hashtable; import javax.naming.Context; import javax.naming.NamingEnumeration; import javax.naming.NamingException; import javax.naming.directory.SearchControls; import javax.naming.directory.SearchResult; import javax.naming.ldap.Control; import javax.naming.ldap.HasControls; import javax.naming.ldap.InitialLdapContext; import javax.naming.ldap.LdapContext; import javax.naming.ldap.SortControl; import javax.naming.ldap.SortResponseControl; /**

* Shows how sorted search results can be obtained using SortControl API
*/

class SortedResults {

 public static void main(String[] args) throws IOException {
   // 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/ou=People,o=JNDITutorial");
   try {
     // Create initial context with no connection request controls
     LdapContext ctx = new InitialLdapContext(env, null);
     // Create a sort control that sorts based on CN
     String sortKey = "cn";
     ctx.setRequestControls(new Control[] { new SortControl(sortKey,
         Control.CRITICAL) });
     // Perform a search
     NamingEnumeration results = ctx.search("", "(objectclass=*)",
         new SearchControls());
     // Iterate over search results
     System.out.println("---->sort by cn");
     while (results != null && results.hasMore()) {
       // Display an entry
       SearchResult entry = (SearchResult) results.next();
       System.out.println(entry.getName());
       // Handle the entry"s response controls (if any)
       if (entry instanceof HasControls) {
         // ((HasControls)entry).getControls();
       }
     }
     // Examine the sort control response
     Control[] controls = ctx.getResponseControls();
     if (controls != null) {
       for (int i = 0; i < controls.length; i++) {
         if (controls[i] instanceof SortResponseControl) {
           SortResponseControl src = (SortResponseControl) controls[i];
           if (!src.isSorted()) {
             throw src.getException();
           }
         } else {
           // Handle other response controls (if any)
         }
       }
     }
     // Close when no longer needed
     ctx.close();
   } catch (NamingException e) {
     e.printStackTrace();
   }
 }

}


 </source>