929a329472
2003-12-06 Michael Koch <konqueror@gmx.de> * javax/naming/directory/Attribute.java, javax/naming/directory/Attributes.java, javax/naming/directory/DirContext.java, javax/naming/directory/InitialDirContext.java, javax/naming/directory/SearchResult.java, javax/naming/event/EventContext.java, javax/naming/event/NamingEvent.java, javax/naming/event/NamingExceptionEvent.java, javax/naming/ldap/ControlFactory.java, javax/naming/ldap/ExtendedRequest.java, javax/naming/ldap/HasControls.java, javax/naming/ldap/InitialLdapContext.java, javax/naming/ldap/LdapContext.java, javax/naming/ldap/LdapReferralException.java, javax/naming/ldap/UnsolicitedNotification.java, javax/naming/ldap/UnsolicitedNotificationListener.java, javax/naming/spi/DirObjectFactory.java, javax/naming/spi/DirStateFactory.java, javax/naming/spi/DirectoryManager.java, javax/naming/spi/NamingManager.java, javax/naming/spi/ObjectFactoryBuilder.java, javax/naming/spi/ResolveResult.java, javax/naming/spi/Resolver.java, javax/naming/spi/StateFactory.java: Import used classes explicitely. From-SVN: r74362
243 lines
6.9 KiB
Java
243 lines
6.9 KiB
Java
/* DirectoryManager.java --
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Copyright (C) 2000, 2001 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package javax.naming.spi;
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import java.util.Enumeration;
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import java.util.Hashtable;
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import java.util.StringTokenizer;
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import javax.naming.CannotProceedException;
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import javax.naming.Context;
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import javax.naming.Name;
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import javax.naming.NamingException;
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import javax.naming.RefAddr;
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import javax.naming.Reference;
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import javax.naming.Referenceable;
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import javax.naming.StringRefAddr;
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import javax.naming.directory.Attributes;
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import javax.naming.directory.DirContext;
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/**
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* @author Tom Tromey <tromey@redhat.com>
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* @date June 25, 2001
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*/
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public class DirectoryManager extends NamingManager
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{
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// Can't instantiate this class.
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DirectoryManager ()
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{
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}
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public static DirContext getContinuationDirContext (CannotProceedException c)
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throws NamingException
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{
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return (DirContext) getContinuationContext (c);
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}
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// Try to create an object using the factory. Return null on
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// failure.
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private static Object tryCreateObject (ObjectFactory factory,
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Object refInfo,
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Name name,
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Context nameCtx,
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Hashtable environment,
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Attributes attrs)
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throws Exception
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{
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if (factory instanceof DirObjectFactory)
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{
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DirObjectFactory dof = (DirObjectFactory) factory;
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return dof.getObjectInstance (refInfo, name, nameCtx,
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environment, attrs);
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}
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else
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return factory.getObjectInstance (refInfo, name, nameCtx,
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environment);
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}
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public static Object getObjectInstance (Object refInfo, Name name,
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Context nameCtx,
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Hashtable environment,
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Attributes attrs)
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throws Exception
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{
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ObjectFactory factory = null;
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if (ofb != null)
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factory = ofb.createObjectFactory (refInfo, environment);
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else
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{
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// First see if we have a Reference or a Referenceable. If so
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// we do some special processing.
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Object ref2 = refInfo;
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if (refInfo instanceof Referenceable)
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ref2 = ((Referenceable) refInfo).getReference ();
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if (ref2 instanceof Reference)
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{
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Reference ref = (Reference) ref2;
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// If we have a factory class name then we use that.
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String fClass = ref.getFactoryClassName ();
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if (fClass != null)
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{
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// Exceptions here are passed to the caller.
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Class k = Class.forName (fClass);
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factory = (ObjectFactory) k.newInstance ();
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}
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else
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{
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// There's no factory class name. If the address is a
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// StringRefAddr with address type `URL', then we try
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// the URL's context factory.
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Enumeration e = ref.getAll ();
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while (e.hasMoreElements ())
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{
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RefAddr ra = (RefAddr) e.nextElement ();
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if (ra instanceof StringRefAddr
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&& "URL".equals (ra.getType ()))
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{
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factory
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= (ObjectFactory) getURLContext (refInfo,
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name,
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nameCtx,
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(String) ra.getContent (),
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environment);
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Object obj = tryCreateObject (factory,
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refInfo,
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name,
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nameCtx,
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environment,
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attrs);
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if (obj != null)
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return obj;
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}
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}
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// Have to try the next step.
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factory = null;
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}
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}
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// Now look at OBJECT_FACTORIES to find the factory.
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if (factory == null)
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{
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StringTokenizer tokens = getPlusPath (Context.OBJECT_FACTORIES,
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environment, nameCtx);
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while (tokens.hasMoreTokens ())
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{
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String klassName = tokens.nextToken ();
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Class k = Class.forName (klassName);
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factory = (ObjectFactory) k.newInstance ();
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Object obj = tryCreateObject (factory, refInfo, name,
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nameCtx, environment, attrs);
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if (obj != null)
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return obj;
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}
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// Failure.
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return refInfo;
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}
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}
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if (factory == null)
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return refInfo;
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Object obj = tryCreateObject (factory, refInfo, name,
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nameCtx, environment, attrs);
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return obj == null ? refInfo : obj;
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}
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public static DirStateFactory.Result getStateToBind (Object obj,
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Name name,
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Context nameCtx,
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Hashtable environment,
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Attributes attrs)
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throws NamingException
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{
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StringTokenizer tokens = getPlusPath (Context.STATE_FACTORIES,
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environment, nameCtx);
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while (tokens.hasMoreTokens ())
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{
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String klassName = tokens.nextToken ();
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try
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{
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Class k = Class.forName (klassName);
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StateFactory factory = (StateFactory) k.newInstance ();
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DirStateFactory.Result result = null;
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if (factory instanceof DirStateFactory)
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{
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DirStateFactory dsf = (DirStateFactory) factory;
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result = dsf.getStateToBind (obj, name, nameCtx, environment,
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attrs);
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}
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else
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{
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Object o = factory.getStateToBind (obj, name, nameCtx,
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environment);
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if (o != null)
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result = new DirStateFactory.Result (o, attrs);
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}
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if (result != null)
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return result;
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}
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catch (ClassNotFoundException _1)
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{
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// Ignore it.
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}
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catch (ClassCastException _2)
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{
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// This means that the class we found was not an
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// ObjectFactory or that the factory returned something
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// which was not a Context.
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}
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catch (InstantiationException _3)
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{
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// If we couldn't instantiate the factory we might get
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// this.
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}
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catch (IllegalAccessException _4)
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{
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// Another possibility when instantiating.
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}
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}
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return new DirStateFactory.Result (obj, attrs);
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}
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}
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