LDAP之二：Java 对 LDAP数据库的访问（转载）
package com.geong.cscb.eai;import java.util.Hashtable;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.SearchControls;import javax.naming.directory.SearchResult;import javax.naming.ldap.InitialLdapContext;import javax.naming.ldap.LdapContext;public class LDAP{public static void main(String[] args){ System.out.println(getPassword("abc@test.com")); } public static String getPassword(String user){String password=""; Attribute pass=null;String domain=user.split("@");//System.out.println(domain);String tmp[]=domain.split("\\.");StringBuffer dn1=new StringBuffer(""); //通过用户名，解析根后缀.for(int i=0;i<tmp.length;i++) { if (i!=0) dn1.append(","); dn1=dn1.append("dc="+tmp); } String dn=dn1.toString(); try{ Hashtable env = new Hashtable(); env.put(Context.PROVIDER_URL,"ldap://192.168.1.50:389"); env.put(Context.SECURITY_AUTHENTICATION, "simple"); env.put(Context.SECURITY_PRINCIPAL, "cn=root"); //用户名 env.put(Context.SECURITY_CREDENTIALS, "111"); //密码 env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory"); LdapContext ctx = new InitialLdapContext(env, null); SearchControls constraints = new SearchControls(); constraints.setSearchScope(SearchControls.SUBTREE_SCOPE); NamingEnumeration results = ctx.search(dn,"(mail="+user+")",constraints); while (results != null && results.hasMore()){SearchResult sr = (SearchResult) results.next();Attributes attributes = sr.getAttributes(); pass = attributes.get("Password");}}catch(Exception e){ e.getStackTrace(); }password=pass.toString();return password; }}
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