JAVA登陆Window Server Active Directory并搜索用户信息以及组信息（一）
public class ADUtillong {
private String logonName = "admin";//登陆用户名
private String logonPassWord = "admin_123_admin";//登陆用户名相对应的密码
private String adServerIp = "192.168.0.160";//AD服务器IP地址
private String adServerPort ="389";//AD服务器访问端口
private String adRoot = "dc=sol,dc=shuion,dc=com,dc=cn";//ADroot
private DirContext dirContext;
public volatile static ADUtillong utillong = null;
public ADUtillong(){
this.dirContext = this.createConnection();
}
//得到连接实例
public static synchronized ADUtillong getInstance(){
if(utillong == null){
utillong = new ADUtillong();
}
return utillong;
}
/*
* 创建连接
*/
private synchronized DirContext createConnection(){
Hashtable env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
env.put(Context.PROVIDER_URL, "ldap://"+adServerIp+":"+adServerPort+"/");
env.put(Context.SECURITY_AUTHENTICATION, "simple");
env.put(Context.SECURITY_PRINCIPAL, "cn="+logonName+"," + "ou=it,ou=shanghai" + adRoot);//登陆用户名和域名
env.put(Context.SECURITY_CREDENTIALS, logonPassWord);//密码
try {
this.dirContext = 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);
}
return this.dirContext;
}
/*
* 搜索
*/
public synchronized NamingEnumeration search(String filter) throws NamingException{
if(!isConn()){
this.reConn();
}
SearchControls searchControls = new SearchControls();
searchControls.setSearchScope(SearchControls.SUBTREE_SCOPE);// 搜索以命名对象为根的整个子树。
return this.dirContext.search(adRoot, filter,searchControls);
}
/*
* 搜索
*/
public synchronized NamingEnumeration search(String base,String filter) throws NamingException{
if(!base.toLowerCase().endsWith(adRoot.toLowerCase())){
base = base + "," + adRoot;
}
SearchControls searchControls = new SearchControls();
searchControls.setSearchScope(SearchControls.SUBTREE_SCOPE);// 搜索以命名对象为根的整个子树。
return this.dirContext.search(base, filter,searchControls);
}
/*
* 判断是否连接
*/
public boolean isConn() throws NamingException{
SearchControls searchControls = new SearchControls();
NamingEnumeration answer = this.dirContext.search( adRoot,"(objectclass={0})", new Object[]{"top".getBytes()},searchControls);
boolean flag = answer.hasMore();
return flag;
}