javax.naming.NoInitialContextException：需要在环境或系统中指定类名称

Question

我运行我的Java程序时出现此错误。我想要做的就是能够用Java代码创建一个LDAP用户。我的目标是能够添加，删除，设置密码并将用户添加到现有组中。

更好的是有一个输入框也

感谢

import javax.naming.directory.DirContext; 

import javax.naming.directory.InitialDirContext; 
import javax.naming.directory.Attributes; 
import javax.naming.directory.BasicAttributes; 
import javax.naming.directory.BasicAttribute; 
import javax.naming.ldap.InitialLdapContext; 
import javax.naming.ldap.LdapContext; 
import javax.naming.NamingException; 
import java.util.Hashtable; 
import java.util.Properties; 



public class LdapExampleAdd { 


private static LdapContext ctx; 

public static void main(String[] args) 
{ 

//Identify service provider to use 

Hashtable env = new Hashtable(); 
Properties prop = new Properties(); 
prop.put("java.naming.factory.initial", "com.sun.jndi.ldap.LdapCtxFactory"); 
prop.put("java.naming.provider.url", "ldap://ldapserverip:389"); 
prop.put("java.naming.security.principal", "cn=Administrator,cn=Users,dc=domain,dc=local"); 
prop.put("java.naming.security.credentials", "password"); 

try { 
    setCtx(new InitialLdapContext(prop, null)); 
    System.out.println("Connected"); 

    } 
    catch (NamingException ex) { 
    System.err.println("Not connected");  
    System.exit(0); 
    } 

try 
{ 
// Create the initial directory context 
InitialDirContext initialContext = new InitialDirContext(env); 



DirContext dCtx = (DirContext)initialContext; 

Attributes matchAttrs = new BasicAttributes(true); 
matchAttrs.put(new BasicAttribute("uid", "defaultuser")); 
matchAttrs.put(new BasicAttribute("cn", "defaultuser")); 
matchAttrs.put(new BasicAttribute("givenname", "defaultuser")); 
matchAttrs.put(new BasicAttribute("sn", "defaultuser")); 
matchAttrs.put(new BasicAttribute("userpassword", "password")); 
matchAttrs.put(new BasicAttribute("objectclass", "top")); 
matchAttrs.put(new BasicAttribute("objectclass", "person")); 
matchAttrs.put(new BasicAttribute("objectclass", "organizationalPerson")); 
matchAttrs.put(new BasicAttribute("objectclass","inetorgperson")); 
String name="uid=defaultuser"; 

InitialDirContext iniDirContext = (InitialDirContext)dCtx; 
iniDirContext.bind(name,dCtx,matchAttrs); 

iniDirContext.close(); 
dCtx.close(); 
} 
catch (NamingException ne) 
{ 
System.err.println(ne); 
} 
catch(Exception e) 
{ 
System.err.println(e); 
} 
} 

public static LdapContext getCtx() { 
    return ctx; 
} 

public static void setCtx(LdapContext ctx) { 
    LdapExampleAdd.ctx = ctx; 
} 
} 

谁将是真正的专家

Answer 1

您创建InitialLdapContext，但从来没有使用它。您创建了HashTable，但从不填充它。