в 17:43, 31 мая 2010

2010-05-31T17:43:48Z

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2010-05-31T14:43:24Z

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== DirContext.ADD_ATTRIBUTE ==



<source lang="java">

import java.util.Hashtable;
import javax.naming.Context;
import javax.naming.directory.BasicAttribute;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;
import javax.naming.directory.ModificationItem;
public class Main {
public static void main(String[] argv) throws Exception {
ModificationItem[] mods = new ModificationItem[3];
mods[0] = new ModificationItem(DirContext.REPLACE_ATTRIBUTE, new BasicAttribute("mail","g@w.ru"));
mods[1] = new ModificationItem(DirContext.ADD_ATTRIBUTE, new BasicAttribute("number","5555"));
mods[2] = new ModificationItem(DirContext.REMOVE_ATTRIBUTE, new BasicAttribute("jpeg"));
String url = "ldap://localhost/o=JNDITutorial";
Hashtable<String, String> env = new Hashtable<String, String>();
env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
env.put(Context.PROVIDER_URL, url);
DirContext ctx = new InitialDirContext(env);
ctx.modifyAttributes("cn=Name, ou=People", mods);
}
}

</source>



== DirContext: getAttributes(String name) ==



<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.util.Hashtable;
import javax.naming.Context;
import javax.naming.NamingException;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;
/**
* Demonstrates how to enable connection pooling. Use debug option to observe
* connection usage.
*
* usage: java -Dcom.sun.jndi.ldap.connect.pool.debug=fine UsePool
*/
class UsePool {
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");
// Enable connection pooling
env.put("com.sun.jndi.ldap.connect.pool", "true");
try {
// Create one initial context (Get connection from pool)
DirContext ctx = new InitialDirContext(env);
System.out.println(ctx.getAttributes("ou=NewHires"));
// do something useful with ctx
// Close the context when we"re done
ctx.close(); // Return connection to pool
// Create another initial context (Get connection from pool)
DirContext ctx2 = new InitialDirContext(env);
System.out.println(ctx2.getAttributes("ou=People"));
// do something useful with ctx2
// Close the context when we"re done
ctx2.close(); // Return connection to pool
} catch (NamingException e) {
e.printStackTrace();
}
}
}

</source>



== DirContext: getAttributes(String name, String[] attrIds) ==



<source lang="java">

import java.util.Enumeration;
import java.util.Hashtable;
import javax.naming.Context;
import javax.naming.NamingEnumeration;
import javax.naming.directory.Attribute;
import javax.naming.directory.Attributes;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;
import javax.naming.directory.SearchControls;
import javax.naming.directory.SearchResult;
public class Main {
public static String INITCTX = "com.sun.jndi.ldap.LdapCtxFactory";
public static String MY_HOST = "ldap://localhost:1389";
public static String MY_SEARCHBASE = "o=server.ru";
public static String MY_FILTER = "(sn=Carter)";
public static String MY_ATTRS[] = { "cn", "mail" };
public static void main(String args[]) throws Exception {
Hashtable env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY, INITCTX);
env.put(Context.PROVIDER_URL, MY_HOST);
DirContext ctx = new InitialDirContext(env);
SearchControls constraints = new SearchControls();
constraints.setSearchScope(SearchControls.SUBTREE_SCOPE);
NamingEnumeration results = ctx.search(MY_SEARCHBASE, MY_FILTER, constraints);
while (results != null && results.hasMore()) {
SearchResult sr = (SearchResult) results.next();
String dn = sr.getName() + ", " + MY_SEARCHBASE;
System.out.println("Distinguished Name is " + dn);
Attributes ar = ctx.getAttributes(dn, MY_ATTRS);
if (ar == null) {
System.out.println("Entry " + dn + " has none of the specified attributes\n");
return;
}
for (int i = 0; i < MY_ATTRS.length; i++) {
Attribute attr = ar.get(MY_ATTRS[i]);
if (attr == null) {
continue;
}
System.out.println(MY_ATTRS[i] + ":");
for (Enumeration vals = attr.getAll(); vals.hasMoreElements();) {
System.out.println("\t" + vals.nextElement());
}
}
}
}
}

</source>



== DirContext.REMOVE_ATTRIBUTE ==



<source lang="java">

import java.util.Hashtable;
import javax.naming.Context;
import javax.naming.directory.BasicAttribute;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;
import javax.naming.directory.ModificationItem;
public class Main {
public static void main(String[] argv) throws Exception {
ModificationItem[] mods = new ModificationItem[3];
mods[0] = new ModificationItem(DirContext.REPLACE_ATTRIBUTE, new BasicAttribute("mail","g@w.ru"));
mods[1] = new ModificationItem(DirContext.ADD_ATTRIBUTE, new BasicAttribute("number","5555"));
mods[2] = new ModificationItem(DirContext.REMOVE_ATTRIBUTE, new BasicAttribute("jpeg"));
String url = "ldap://localhost/o=JNDITutorial";
Hashtable<String, String> env = new Hashtable<String, String>();
env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
env.put(Context.PROVIDER_URL, url);
DirContext ctx = new InitialDirContext(env);
ctx.modifyAttributes("cn=Name, ou=People", mods);
}
}

</source>



== DirContext.REPLACE_ATTRIBUTE ==



<source lang="java">

import java.util.Hashtable;
import javax.naming.Context;
import javax.naming.directory.BasicAttribute;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;
import javax.naming.directory.ModificationItem;
public class Main {
public static void main(String[] argv) throws Exception {
ModificationItem[] mods = new ModificationItem[3];
mods[0] = new ModificationItem(DirContext.REPLACE_ATTRIBUTE, new BasicAttribute("mail","g@w.ru"));
mods[1] = new ModificationItem(DirContext.ADD_ATTRIBUTE, new BasicAttribute("number","5555"));
mods[2] = new ModificationItem(DirContext.REMOVE_ATTRIBUTE, new BasicAttribute("jpeg"));
String url = "ldap://localhost/o=JNDITutorial";
Hashtable<String, String> env = new Hashtable<String, String>();
env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
env.put(Context.PROVIDER_URL, url);
DirContext ctx = new InitialDirContext(env);
ctx.modifyAttributes("cn=Name, ou=People", mods);
}
}

</source>



== DirContext: search(String name, String filter, SearchControls cons) ==



<source lang="java">

import java.util.Enumeration;
import java.util.Hashtable;
import javax.naming.Context;
import javax.naming.NamingEnumeration;
import javax.naming.directory.Attribute;
import javax.naming.directory.Attributes;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;
import javax.naming.directory.SearchControls;
import javax.naming.directory.SearchResult;
public class Main {
public static String INITCTX = "com.sun.jndi.ldap.LdapCtxFactory";
public static String MY_HOST = "ldap://localhost:1389";
public static String MY_SEARCHBASE = "o=server.ru";
public static String MY_FILTER = "(sn=Carter)";
public static String MY_ATTRS[] = { "cn", "mail" };
public static void main(String args[]) throws Exception {
Hashtable env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY, INITCTX);
env.put(Context.PROVIDER_URL, MY_HOST);
DirContext ctx = new InitialDirContext(env);
SearchControls constraints = new SearchControls();
constraints.setSearchScope(SearchControls.SUBTREE_SCOPE);
NamingEnumeration results = ctx.search(MY_SEARCHBASE, MY_FILTER, constraints);
while (results != null && results.hasMore()) {
SearchResult sr = (SearchResult) results.next();
String dn = sr.getName() + ", " + MY_SEARCHBASE;
System.out.println("Distinguished Name is " + dn);
Attributes ar = ctx.getAttributes(dn, MY_ATTRS);
if (ar == null) {
System.out.println("Entry " + dn + " has none of the specified attributes\n");
return;
}
for (int i = 0; i < MY_ATTRS.length; i++) {
Attribute attr = ar.get(MY_ATTRS[i]);
if (attr == null) {
continue;
}
System.out.println(MY_ATTRS[i] + ":");
for (Enumeration vals = attr.getAll(); vals.hasMoreElements();) {
System.out.println("\t" + vals.nextElement());
}
}
}
}
}

</source>

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в 17:43, 31 мая 2010

Admin: 1 версия