+++ /dev/null
-/* Copyright (C) 2000, 2001 Free Software Foundation
-
- This file is part of libgcj.
-
- This software is copyrighted work licensed under the terms of the
- Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
- details. */
-
-package javax.naming.spi;
-
-import javax.naming.*;
-import javax.naming.directory.*;
-import java.util.Hashtable;
-import java.util.StringTokenizer;
-import java.util.Enumeration;
-
-/**
- * @author Tom Tromey <tromey@redhat.com>
- * @date June 25, 2001
- */
-public class DirectoryManager extends NamingManager
-{
- // Can't instantiate this class.
- DirectoryManager ()
- {
- }
-
- public static DirContext getContinuationDirContext (CannotProceedException c)
- throws NamingException
- {
- return (DirContext) getContinuationContext (c);
- }
-
- // Try to create an object using the factory. Return null on
- // failure.
- private static Object tryCreateObject (ObjectFactory factory,
- Object refInfo,
- Name name,
- Context nameCtx,
- Hashtable environment,
- Attributes attrs)
- throws Exception
- {
- if (factory instanceof DirObjectFactory)
- {
- DirObjectFactory dof = (DirObjectFactory) factory;
- return dof.getObjectInstance (refInfo, name, nameCtx,
- environment, attrs);
- }
- else
- return factory.getObjectInstance (refInfo, name, nameCtx,
- environment);
- }
-
- public static Object getObjectInstance (Object refInfo, Name name,
- Context nameCtx,
- Hashtable environment,
- Attributes attrs)
- throws Exception
- {
- ObjectFactory factory = null;
-
- if (ofb != null)
- factory = ofb.createObjectFactory (refInfo, environment);
- else
- {
- // First see if we have a Reference or a Referenceable. If so
- // we do some special processing.
- Object ref2 = refInfo;
- if (refInfo instanceof Referenceable)
- ref2 = ((Referenceable) refInfo).getReference ();
- if (ref2 instanceof Reference)
- {
- Reference ref = (Reference) ref2;
-
- // If we have a factory class name then we use that.
- String fClass = ref.getFactoryClassName ();
- if (fClass != null)
- {
- // Exceptions here are passed to the caller.
- Class k = Class.forName (fClass);
- factory = (ObjectFactory) k.newInstance ();
- }
- else
- {
- // There's no factory class name. If the address is a
- // StringRefAddr with address type `URL', then we try
- // the URL's context factory.
- Enumeration e = ref.getAll ();
- while (e.hasMoreElements ())
- {
- RefAddr ra = (RefAddr) e.nextElement ();
- if (ra instanceof StringRefAddr
- && "URL".equals (ra.getType ()))
- {
- factory
- = (ObjectFactory) getURLContext (refInfo,
- name,
- nameCtx,
- (String) ra.getContent (),
- environment);
- Object obj = tryCreateObject (factory,
- refInfo,
- name,
- nameCtx,
- environment,
- attrs);
- if (obj != null)
- return obj;
- }
- }
-
- // Have to try the next step.
- factory = null;
- }
- }
-
- // Now look at OBJECT_FACTORIES to find the factory.
- if (factory == null)
- {
- StringTokenizer tokens = getPlusPath (Context.OBJECT_FACTORIES,
- environment, nameCtx);
-
- while (tokens.hasMoreTokens ())
- {
- String klassName = tokens.nextToken ();
- Class k = Class.forName (klassName);
- factory = (ObjectFactory) k.newInstance ();
- Object obj = tryCreateObject (factory, refInfo, name,
- nameCtx, environment, attrs);
- if (obj != null)
- return obj;
- }
-
- // Failure.
- return refInfo;
- }
- }
-
- if (factory == null)
- return refInfo;
- Object obj = tryCreateObject (factory, refInfo, name,
- nameCtx, environment, attrs);
- return obj == null ? refInfo : obj;
- }
-
- public static DirStateFactory.Result getStateToBind (Object obj,
- Name name,
- Context nameCtx,
- Hashtable environment,
- Attributes attrs)
- throws NamingException
- {
- StringTokenizer tokens = getPlusPath (Context.STATE_FACTORIES,
- environment, nameCtx);
- while (tokens.hasMoreTokens ())
- {
- String klassName = tokens.nextToken ();
- try
- {
- Class k = Class.forName (klassName);
- StateFactory factory = (StateFactory) k.newInstance ();
-
- DirStateFactory.Result result = null;
- if (factory instanceof DirStateFactory)
- {
- DirStateFactory dsf = (DirStateFactory) factory;
- result = dsf.getStateToBind (obj, name, nameCtx, environment,
- attrs);
- }
- else
- {
- Object o = factory.getStateToBind (obj, name, nameCtx,
- environment);
- if (o != null)
- result = new DirStateFactory.Result (o, attrs);
- }
- if (result != null)
- return result;
- }
- catch (ClassNotFoundException _1)
- {
- // Ignore it.
- }
- catch (ClassCastException _2)
- {
- // This means that the class we found was not an
- // ObjectFactory or that the factory returned something
- // which was not a Context.
- }
- catch (InstantiationException _3)
- {
- // If we couldn't instantiate the factory we might get
- // this.
- }
- catch (IllegalAccessException _4)
- {
- // Another possibility when instantiating.
- }
- }
-
- return new DirStateFactory.Result (obj, attrs);
- }
-}
projects / msp430-gcc.git / blobdiff