Java通过Ldap操作AD的增删改查询

package com.smnpc.util;
import java.util.Hashtable;
import java.util.Vector;
import javax.naming.Context;
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;
import javax.naming.ldap.LdapContext;
/**
* Java通过Ldap操作AD的增删该查询
* @author guob
*/
public class LdapbyUser {
DirContext dc = null;
String root = "dc=example,dc=com"; // LDAP的根节点的DC
/**
*
* @param dn类似于"CN=RyanHanson,dc=example,dc=com"
* @param employeeID是Ad的一个员工号属性
*/
public LdapbyUser(String dn,String employeeID) {
init();
// add();//添加节点
// delete("ou=hi,dc=example,dc=com");//删除"ou=hi,dc=example,dc=com"节点
// renameEntry("ou=new,o=neworganization,dc=example,dc=com","ou=neworganizationalUnit,o=neworganization,dc=example,dc=com");//重命名节点"ou=new,o=neworganization,dc=example,dc=com"
// searchInformation("dc=example,dc=com", "", "sAMAccountName=guob");//遍历所有根节点
modifyInformation(dn,employeeID);//修改
// Ldapbyuserinfo("guob");//遍历指定节点的分节点
close();
}
/**
*
* Ldap连接
*
* @return LdapContext
*/
public void init() {
Hashtable env = new Hashtable();
String LDAP_URL = "ldap://xxxx:389"; // LDAP访问地址
String adminName = "example\user"; // 注意用户名的写法：domainUser或
String adminPassword = "userpassword"; // 密码
env.put(Context.INITIAL_CONTEXT_FACTORY,
"com.sun.jndi.ldap.LdapCtxFactory");
env.put(Context.PROVIDER_URL, LDAP_URL);
env.put(Context.SECURITY_AUTHENTICATION, "simple");
env.put(Context.SECURITY_PRINCIPAL, adminName);
env.put(Context.SECURITY_CREDENTIALS, adminPassword);
try {
dc = new InitialDirContext(env);// 初始化上下文
System.out.println("认证成功");// 这里可以改成异常抛出。
} catch (javax.naming.AuthenticationException e) {
System.out.println("认证失败");
} catch (Exception e) {
System.out.println("认证出错：" + e);
}
}
/**
* 添加
*/
public void add(String newUserName) {
try {
BasicAttributes attrs = new BasicAttributes();
BasicAttribute objclassSet = new BasicAttribute("objectClass");
objclassSet.add("sAMAccountName");
objclassSet.add("employeeID");
attrs.put(objclassSet);
attrs.put("ou", newUserName);
dc.createSubcontext("ou=" + newUserName + "," + root, attrs);
} catch (Exception e) {
e.printStackTrace();
System.out.println("Exception in add():" + e);
}
}
/**
* 删除
*
* @param dn
*/
public void delete(String dn) {
try {
dc.destroySubcontext(dn);
} catch (Exception e) {
e.printStackTrace();
System.out.println("Exception in delete():" + e);
}
}
/**
* 重命名节点
*
* @param oldDN
* @param newDN
* @return
*/
public boolean renameEntry(String oldDN, String newDN) {
try {
dc.rename(oldDN, newDN);
return true;
} catch (NamingException ne) {
System.err.println("Error: " + ne.getMessage());
return false;
}
}
/**
* 修改
*
* @return
*/
public boolean modifyInformation(String dn,String employeeID) {
try {
System.out.println("updating...n");
ModificationItem[] mods = new ModificationItem[1];
/* 修改属性 */
// Attribute attr0 = new BasicAttribute("employeeID", "W20110972");
// mods[0] = new ModificationItem(DirContext.REPLACE_ATTRIBUTE, attr0);
/* 删除属性 */
// Attribute attr0 = new BasicAttribute("description",
// "陈轶");
// mods[0] = new ModificationItem(DirContext.REMOVE_ATTRIBUTE,
// attr0);
/* 添加属性 */
Attribute attr0 = new BasicAttribute("employeeID",employeeID);
mods[0] = new ModificationItem(DirContext.ADD_ATTRIBUTE, attr0);
/* 修改属性 */
dc.modifyAttributes(dn+",dc=example,dc=com", mods);
return true;
} catch (NamingException e) {
e.printStackTrace();
System.err.println("Error: " + e.getMessage());
return false;
}
}
/**
* 关闭Ldap连接
*/
public void close() {
if (dc != null) {
try {
dc.close();
} catch (NamingException e) {
System.out.println("NamingException in close():" + e);
}
}
}
/**
* @param base ：根节点(在这里是"dc=example,dc=com")
* @param scope ：搜索范围,分为"base"(本节点),"one"(单层),""(遍历)
* @param filter ：指定子节点(格式为"(objectclass=*)",*是指全部，你也可以指定某一特定类型的树节点)
*/
public void searchInformation(String base, String scope, String filter) {
SearchControls sc = new SearchControls();
if (scope.equals("base")) {
sc.setSearchScope(SearchControls.OBJECT_SCOPE);
} else if (scope.equals("one")) {
sc.setSearchScope(SearchControls.ONELEVEL_SCOPE);
} else {
sc.setSearchScope(SearchControls.SUBTREE_SCOPE);
}
NamingEnumeration ne = null;
try {
ne = dc.search(base, filter, sc);
// Use the NamingEnumeration object to cycle through
// the result set.
while (ne.hasMore()) {
System.out.println();
SearchResult sr = (SearchResult) ne.next();
String name = sr.getName();
if (base != null && !base.equals("")) {
System.out.println("entry: " + name + "," + base);
} else {
System.out.println("entry: " + name);
}
Attributes at = sr.getAttributes();
NamingEnumeration ane = at.getAll();
while (ane.hasMore()) {
Attribute attr = (Attribute) ane.next();
String attrType = attr.getID();
NamingEnumeration values = attr.getAll();
Vector vals = new Vector();
// Another NamingEnumeration object, this time
// to iterate through attribute values.
while (values.hasMore()) {
Object oneVal = values.nextElement();
if (oneVal instanceof String) {
System.out.println(attrType + ": " + (String) oneVal);
} else {
System.out.println(attrType + ": " + new String((byte[]) oneVal));
}
}
}
}
} catch (Exception nex) {
System.err.println("Error: " + nex.getMessage());
nex.printStackTrace();
}
}
/**
* 查询
*
* @throws NamingException
*/
public void Ldapbyuserinfo(String userName) {
// Create the search controls
SearchControls searchCtls = new SearchControls();
// Specify the search scope
searchCtls.setSearchScope(SearchControls.SUBTREE_SCOPE);
// specify the LDAP search filter
String searchFilter = "sAMAccountName=" + userName;
// Specify the Base for the search 搜索域节点
String searchBase = "DC=example,DC=COM";
int totalResults = 0;
String returnedAtts[] = { "url", "whenChanged", "employeeID", "name",
"userPrincipalName", "physicalDeliveryOfficeName",
"departmentNumber", "telephoneNumber", "homePhone", "mobile",
"department", "sAMAccountName", "whenChanged", "mail" }; // 定制返回属性
searchCtls.setReturningAttributes(returnedAtts); // 设置返回属性集
// searchCtls.setReturningAttributes(null); // 不定制属性，将返回所有的属性集
try {
NamingEnumeration answer = dc.search(searchBase, searchFilter,
searchCtls);
if (answer == null || answer.equals(null)) {
System.out.println("answer is null");
} else {
System.out.println("answer not null");
}
while (answer.hasMoreElements()) {
SearchResult sr = (SearchResult) answer.next();
System.out
.println("************************************************");
System.out.println("getname=" + sr.getName());
Attributes Attrs = sr.getAttributes();
if (Attrs != null) {
try {
for (NamingEnumeration ne = Attrs.getAll(); ne
.hasMore();) {
Attribute Attr = (Attribute) ne.next();
System.out.println("AttributeID="
+ Attr.getID().toString());
// 读取属性值
for (NamingEnumeration e = Attr.getAll(); e
.hasMore(); totalResults++) {
String user = e.next().toString(); // 接受循环遍历读取的userPrincipalName用户属性
System.out.println(user);
}
// System.out.println(" ---------------");
// // 读取属性值
// Enumeration values = Attr.getAll();
// if (values != null) { // 迭代
// while (values.hasMoreElements()) {
// System.out.println(" 2AttributeValues="
// + values.nextElement());
// }
// }
// System.out.println(" ---------------");
}
} catch (NamingException e) {
System.err.println("Throw Exception : " + e);
}
}
}
System.out.println("Number: " + totalResults);
} catch (Exception e) {
e.printStackTrace();
System.err.println("Throw Exception : " + e);
}
}
/**
* 主函数用于测试
* @param args
*/
public static void main(String[] args) {
new LdapbyUser("CN=RyanHanson","bbs.it-home.org");
}
}

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