Removed ResponseControlFactory stuff from LdapContextSource, as it's ignored by the LDAP provider anyway.

spring-ldap/src/main/java/org/springframework/ldap/core/support/LdapContextSource.java

@@ -20,12 +20,7 @@ import java.util.Hashtable;
 
 import javax.naming.NamingException;
 import javax.naming.directory.DirContext;
-import javax.naming.ldap.ControlFactory;
 import javax.naming.ldap.InitialLdapContext;
-import javax.naming.ldap.LdapContext;
-
-
-import com.sun.jndi.ldap.ctl.ResponseControlFactory;
 
 /**
  * ContextSource implementation which creates an <code>InitialLdapContext</code>
@@ -40,18 +35,6 @@ import com.sun.jndi.ldap.ctl.ResponseControlFactory;
  */
 public class LdapContextSource extends AbstractContextSource {
 
-    private static final Class DEFAULT_RESPONSE_CONTROL_FACTORY = ResponseControlFactory.class;
-
-    private Class responseControlFactory = DEFAULT_RESPONSE_CONTROL_FACTORY;
-
-    protected Hashtable getAnonymousEnv() {
-        Hashtable env = super.getAnonymousEnv();
-        env
-                .put(LdapContext.CONTROL_FACTORIES, responseControlFactory
-                        .getName());
-        return env;
-    }
-
     /*
      * @see org.springframework.ldap.support.AbstractContextSource#getDirContextInstance(java.util.Hashtable)
      */
@@ -59,35 +42,4 @@ public class LdapContextSource extends AbstractContextSource {
             throws NamingException {
         return new InitialLdapContext(environment, null);
     }
-
-    /**
-     * Set the ResponseControlFactory to use. Default is
-     * {@link com.sun.jndi.ldap.ctl.ResponseControlFactory}. The specified
-     * class needs to be an implementation of
-     * {@link javax.naming.ldap.ControlFactory}.
-     * 
-     * @param responseControlFactory
-     *            the ResponseControlFactory to be used. Null means reset to the
-     *            default.
-     */
-    public void setResponseControlFactory(Class responseControlFactory) {
-        if (responseControlFactory == null) {
-            this.responseControlFactory = DEFAULT_RESPONSE_CONTROL_FACTORY;
-        } else if (ControlFactory.class
-                .isAssignableFrom(responseControlFactory)) {
-            this.responseControlFactory = responseControlFactory;
-        } else {
-            throw new IllegalArgumentException(
-                    "Invalid ReponseControlFactory: " + responseControlFactory
-                            + " is not an implementation of "
-                            + ControlFactory.class.getName());
-        }
-    }
-
-    /**
-     * @return the current ResponseControlFactory.
-     */
-    Class getResponseControlFactory() {
-        return responseControlFactory;
-    }
 }