ldap增删改查

package test2;

import java.io.BufferedReader;

import java.io.InputStreamReader;

import java.util.Enumeration;

import java.util.Properties;

import javax.naming.NamingEnumeration;

import javax.naming.NamingException;

import javax.naming.directory.Attribute;

import javax.naming.directory.Attributes;

import javax.naming.directory.BasicAttribute;

import javax.naming.directory.BasicAttributes;

import javax.naming.directory.DirContext;

import javax.naming.directory.InitialDirContext;

import javax.naming.directory.ModificationItem;

import javax.naming.directory.SearchControls;

import javax.naming.directory.SearchResult;

public class Test {

public static DirContext dc; //相当于这个树的一个映像

public static void conn()

{

String dn="cn=Manager,dc=my-domain,dc=com"; //包括连接LDAP服务器的用户及要操作的根节点

Properties env = new Properties();

env.put(DirContext.INITIAL_CONTEXT_FACTORY,"com.sun.jndi.ldap.LdapCtxFactory");

env.put(DirContext.PROVIDER_URL, "ldap://localhost:" + 389);

if (dn != null) {

env.put(DirContext.SECURITY_PRINCIPAL, dn);

env.put(DirContext.SECURITY_CREDENTIALS, "secret");

}

try {

dc = new InitialDirContext(env);

System.out.println("连接成功");

} catch (NamingException e) {

e.printStackTrace();

}

}

public static void deleteInformation()

{

try {

dc.destroySubcontext("cn=mm,ou=ppeople,dc=my-domain,dc=com");

System.out.println("删除成功");

} catch (NamingException ne) {

ne.printStackTrace();

}

}

public static void addInformation()

{

try

{

Attributes attrs = new BasicAttributes();

attrs.put("uid", "alee");

attrs.put("sn","Lee");

attrs.put("telephoneNumber", "14085550017");

attrs.put("userPassword","redqueen".getBytes());

BasicAttribute objectclass = new BasicAttribute("objectclass");

objectclass.add("uidObject");

objectclass.add("person");

attrs.put(objectclass);

dc.createSubcontext("cn=mm,ou=ppeople,dc=my-domain,dc=com", attrs);

System.out.println("添加成功");

} catch (Exception ne) {

ne.printStackTrace();

System.out.println("添加失败");

}

}

public static void modifyInformation(String dn)

{

try {

ModificationItem[] mods = new ModificationItem[1];

mods[0] = new ModificationItem(DirContext.REPLACE_ATTRIBUTE, new BasicAttribute("sn", "qm"));// 所修改的属性

dc.modifyAttributes(dn,mods);

System.out.println("修改成功");

} catch (NamingException ne) {

ne.printStackTrace();

}

}

public static void search() {// 我只能按照某些属性查找节点，偶还不会怎么查找一个目录或按照更复杂的正则式查找特定节点／目录

try {

SearchControls constraints = new SearchControls();

constraints.setSearchScope(SearchControls.SUBTREE_SCOPE);

System.out.print("what would you want to search:");

BufferedReader bd = new BufferedReader(new InputStreamReader(System.in));

String s = bd.readLine();

NamingEnumeration en = dc.search("dc=my-domain,dc=com", "uid=" + s, constraints); // 要查询的UID。如果是*则可以查到所有UID的节点

if (en == null) {

System.out.println("Have no NamingEnumeration.");

}

if (!en.hasMoreElements()) {

System.out.println("Have no element.");

}

while (en != null && en.hasMoreElements()) {// 可以查出多个元素

Object obj = en.nextElement();

if (obj instanceof SearchResult) {

SearchResult si = (SearchResult) obj;

System.out.println("\tname: " + si.getName());

Attributes attrs = si.getAttributes();

if (attrs == null) {

System.out.println("\tNo attributes");

} else {

for (NamingEnumeration ae = attrs.getAll(); ae.hasMoreElements();) {// 获得该节点的所有属性

Attribute attr = (Attribute) ae.next();// 下一属性

String attrId = attr.getID();// 获得该属性的属性名

for (Enumeration vals = attr.getAll(); vals.hasMoreElements();) {// 获得一个属性中的所有属性值

System.out.print("\t\t" + attrId + ": ");

Object o = vals.nextElement();// 下一属性值

if (o instanceof byte[])

System.out.println(new String((byte[]) o));

else

System.out.println(o);

}

}

}

} else {

System.out.println(obj);

}

System.out.println();

}

} catch (Exception e) {

e.printStackTrace();

}

}

public static void main(String[] args) {

conn();

addInformation();

deleteInformation();

modifyInformation("uid=jdoe,ou=people,dc=my-domain,dc=com");

search();

try {

dc.close();

} catch (NamingException e) {

e.printStackTrace();

}

}

}