| /* _NamingContextImplBase.java -- |
| Copyright (C) 2005 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package org.omg.CosNaming; |
| |
| import gnu.CORBA.Minor; |
| |
| import org.omg.CORBA.BAD_OPERATION; |
| import org.omg.CORBA.CompletionStatus; |
| import org.omg.CORBA.DynamicImplementation; |
| import org.omg.CORBA.ObjectHelper; |
| import org.omg.CORBA.ObjectHolder; |
| import org.omg.CORBA.ServerRequest; |
| import org.omg.CORBA.portable.InputStream; |
| import org.omg.CORBA.portable.InvokeHandler; |
| import org.omg.CORBA.portable.OutputStream; |
| import org.omg.CORBA.portable.ResponseHandler; |
| import org.omg.CORBA.portable.Streamable; |
| import org.omg.CosNaming.NamingContextPackage.AlreadyBound; |
| import org.omg.CosNaming.NamingContextPackage.AlreadyBoundHelper; |
| import org.omg.CosNaming.NamingContextPackage.CannotProceed; |
| import org.omg.CosNaming.NamingContextPackage.CannotProceedHelper; |
| import org.omg.CosNaming.NamingContextPackage.InvalidName; |
| import org.omg.CosNaming.NamingContextPackage.InvalidNameHelper; |
| import org.omg.CosNaming.NamingContextPackage.NotEmpty; |
| import org.omg.CosNaming.NamingContextPackage.NotEmptyHelper; |
| import org.omg.CosNaming.NamingContextPackage.NotFound; |
| import org.omg.CosNaming.NamingContextPackage.NotFoundHelper; |
| |
| import java.util.Hashtable; |
| |
| /** |
| * The naming context implementation base. |
| * |
| * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) |
| */ |
| public abstract class _NamingContextImplBase |
| extends DynamicImplementation |
| implements NamingContext, InvokeHandler |
| { |
| /** |
| * Use serialVersionUID (v1.4) for interoperability. |
| */ |
| private static final long serialVersionUID = -114280294134561035L; |
| |
| /** |
| * As there are quite many methods, it may be sensible to use the hashtable. |
| * This field is also reused in NamingContextPOA. |
| */ |
| static Hashtable<String,Integer> methods = new Hashtable<String,Integer>(); |
| |
| /** |
| * Put all methods into the table. |
| */ |
| static |
| { |
| methods.put("bind", new Integer(0)); |
| methods.put("rebind", new Integer(1)); |
| methods.put("bind_context", new Integer(2)); |
| methods.put("rebind_context", new Integer(3)); |
| methods.put("resolve", new Integer(4)); |
| methods.put("unbind", new Integer(5)); |
| methods.put("new_context", new Integer(6)); |
| methods.put("bind_new_context", new Integer(7)); |
| methods.put("destroy", new Integer(8)); |
| methods.put("list", new Integer(9)); |
| } |
| |
| /** |
| * Return the array of repository ids. |
| */ |
| public String[] _ids() |
| { |
| return new String[] { NamingContextHelper.id() }; |
| } |
| |
| /** |
| * The server calls this method after receiving the request message |
| * from client. The implementation base calls one of its abstract |
| * methods to perform the requested operation. |
| * |
| * @param method the method being invoked. |
| * @param in the stream to read parameters from. |
| * @param rh the handler to get a stream for writing a response. |
| * |
| * @return the stream, returned by the handler. |
| */ |
| public OutputStream _invoke(String method, InputStream in, ResponseHandler rh) |
| { |
| OutputStream out = null; |
| Integer call_method = (Integer) methods.get(method); |
| if (call_method == null) |
| throw new BAD_OPERATION(Minor.Method, CompletionStatus.COMPLETED_MAYBE); |
| |
| switch (call_method.intValue()) |
| { |
| case 0 : // bind |
| { |
| try |
| { |
| NameComponent[] a_name = NameHelper.read(in); |
| org.omg.CORBA.Object an_object = ObjectHelper.read(in); |
| bind(a_name, an_object); |
| out = rh.createReply(); |
| } |
| catch (NotFound ex) |
| { |
| out = rh.createExceptionReply(); |
| NotFoundHelper.write(out, ex); |
| } |
| catch (CannotProceed ex) |
| { |
| out = rh.createExceptionReply(); |
| CannotProceedHelper.write(out, ex); |
| } |
| catch (InvalidName ex) |
| { |
| out = rh.createExceptionReply(); |
| InvalidNameHelper.write(out, ex); |
| } |
| catch (AlreadyBound ex) |
| { |
| out = rh.createExceptionReply(); |
| AlreadyBoundHelper.write(out, ex); |
| } |
| break; |
| } |
| |
| case 1 : // rebind |
| { |
| try |
| { |
| NameComponent[] a_name = NameHelper.read(in); |
| org.omg.CORBA.Object an_object = ObjectHelper.read(in); |
| rebind(a_name, an_object); |
| out = rh.createReply(); |
| } |
| catch (NotFound ex) |
| { |
| out = rh.createExceptionReply(); |
| NotFoundHelper.write(out, ex); |
| } |
| catch (CannotProceed ex) |
| { |
| out = rh.createExceptionReply(); |
| CannotProceedHelper.write(out, ex); |
| } |
| catch (InvalidName ex) |
| { |
| out = rh.createExceptionReply(); |
| InvalidNameHelper.write(out, ex); |
| } |
| break; |
| } |
| |
| case 2 : // bind_context |
| { |
| try |
| { |
| NameComponent[] a_name = NameHelper.read(in); |
| NamingContext a_context = NamingContextHelper.read(in); |
| bind_context(a_name, a_context); |
| out = rh.createReply(); |
| } |
| catch (NotFound ex) |
| { |
| out = rh.createExceptionReply(); |
| NotFoundHelper.write(out, ex); |
| } |
| catch (CannotProceed ex) |
| { |
| out = rh.createExceptionReply(); |
| CannotProceedHelper.write(out, ex); |
| } |
| catch (InvalidName ex) |
| { |
| out = rh.createExceptionReply(); |
| InvalidNameHelper.write(out, ex); |
| } |
| catch (AlreadyBound ex) |
| { |
| out = rh.createExceptionReply(); |
| AlreadyBoundHelper.write(out, ex); |
| } |
| break; |
| } |
| |
| case 3 : // rebind_context |
| { |
| try |
| { |
| NameComponent[] a_name = NameHelper.read(in); |
| NamingContext a_context = NamingContextHelper.read(in); |
| rebind_context(a_name, a_context); |
| out = rh.createReply(); |
| } |
| catch (NotFound ex) |
| { |
| out = rh.createExceptionReply(); |
| NotFoundHelper.write(out, ex); |
| } |
| catch (CannotProceed ex) |
| { |
| out = rh.createExceptionReply(); |
| CannotProceedHelper.write(out, ex); |
| } |
| catch (InvalidName ex) |
| { |
| out = rh.createExceptionReply(); |
| InvalidNameHelper.write(out, ex); |
| } |
| break; |
| } |
| |
| case 4 : // resolve |
| { |
| try |
| { |
| NameComponent[] a_name = NameHelper.read(in); |
| org.omg.CORBA.Object __result = null; |
| __result = resolve(a_name); |
| out = rh.createReply(); |
| ObjectHelper.write(out, __result); |
| } |
| catch (NotFound ex) |
| { |
| out = rh.createExceptionReply(); |
| NotFoundHelper.write(out, ex); |
| } |
| catch (CannotProceed ex) |
| { |
| out = rh.createExceptionReply(); |
| CannotProceedHelper.write(out, ex); |
| } |
| catch (InvalidName ex) |
| { |
| out = rh.createExceptionReply(); |
| InvalidNameHelper.write(out, ex); |
| } |
| break; |
| } |
| |
| case 5 : // unbind |
| { |
| try |
| { |
| NameComponent[] a_name = NameHelper.read(in); |
| unbind(a_name); |
| out = rh.createReply(); |
| } |
| catch (NotFound ex) |
| { |
| out = rh.createExceptionReply(); |
| NotFoundHelper.write(out, ex); |
| } |
| catch (CannotProceed ex) |
| { |
| out = rh.createExceptionReply(); |
| CannotProceedHelper.write(out, ex); |
| } |
| catch (InvalidName ex) |
| { |
| out = rh.createExceptionReply(); |
| InvalidNameHelper.write(out, ex); |
| } |
| break; |
| } |
| |
| case 6 : // new_context |
| { |
| NamingContext __result = null; |
| __result = new_context(); |
| out = rh.createReply(); |
| NamingContextHelper.write(out, __result); |
| break; |
| } |
| |
| case 7 : // bind_new_context |
| { |
| try |
| { |
| NameComponent[] a_name = NameHelper.read(in); |
| NamingContext __result = null; |
| __result = bind_new_context(a_name); |
| out = rh.createReply(); |
| NamingContextHelper.write(out, __result); |
| } |
| catch (NotFound ex) |
| { |
| out = rh.createExceptionReply(); |
| NotFoundHelper.write(out, ex); |
| } |
| catch (AlreadyBound ex) |
| { |
| out = rh.createExceptionReply(); |
| AlreadyBoundHelper.write(out, ex); |
| } |
| catch (CannotProceed ex) |
| { |
| out = rh.createExceptionReply(); |
| CannotProceedHelper.write(out, ex); |
| } |
| catch (InvalidName ex) |
| { |
| out = rh.createExceptionReply(); |
| InvalidNameHelper.write(out, ex); |
| } |
| break; |
| } |
| |
| case 8 : // destroy |
| { |
| try |
| { |
| destroy(); |
| out = rh.createReply(); |
| } |
| catch (NotEmpty ex) |
| { |
| out = rh.createExceptionReply(); |
| NotEmptyHelper.write(out, ex); |
| } |
| break; |
| } |
| |
| case 9 : // list |
| { |
| int amount = in.read_ulong(); |
| BindingListHolder a_list = new BindingListHolder(); |
| BindingIteratorHolder an_iter = new BindingIteratorHolder(); |
| list(amount, a_list, an_iter); |
| out = rh.createReply(); |
| BindingListHelper.write(out, a_list.value); |
| BindingIteratorHelper.write(out, an_iter.value); |
| break; |
| } |
| |
| default : |
| throw new BAD_OPERATION(0, CompletionStatus.COMPLETED_MAYBE); |
| } |
| |
| return out; |
| } |
| |
| /** |
| * The obsolete invocation using server request. Implemented for |
| * compatibility reasons, but is it more effectinve to use |
| * {@link #_invoke}. |
| * |
| * @param request a server request. |
| */ |
| public void invoke(ServerRequest request) |
| { |
| Streamable result = null; |
| |
| // The server request contains no required result type. |
| Integer call_method = (Integer) methods.get(request.operation()); |
| if (call_method == null) |
| throw new BAD_OPERATION(Minor.Method, CompletionStatus.COMPLETED_MAYBE); |
| |
| switch (call_method.intValue()) |
| { |
| case 4 : // resolve, object |
| result = new ObjectHolder(); |
| break; |
| |
| case 6 : // new_context, NamingContext |
| case 7 : // bind_new_context, NamingContext |
| { |
| result = new NamingContextHolder(); |
| break; |
| } |
| |
| default : // void for others. |
| result = null; |
| } |
| |
| gnu.CORBA.ServiceRequestAdapter.invoke(request, this, result); |
| } |
| } |