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/* ListEnumeration.java -- handles corbaname: urls
Copyright (C) 2006 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
odule. 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 gnu.javax.naming.giop;
import gnu.java.lang.CPStringBuilder;
import javax.naming.NameClassPair;
import javax.naming.NamingEnumeration;
import org.omg.CosNaming.Binding;
import org.omg.CosNaming.BindingIteratorHolder;
import org.omg.CosNaming.BindingListHolder;
import org.omg.CosNaming.BindingType;
import org.omg.CosNaming.NamingContext;
/**
* Iterates over name class pairs, obtaining values first from the binding list
* and then from the binding iterator.
*
* @author Audrius Meskauskas
*/
public class ListEnumeration extends GiopNamingEnumeration implements
NamingEnumeration
{
/**
* Create the new enumeration
*
* @param bh
* holder, containing the first portion of the bindings
* @param bih
* the iterator, containing the remaining bindings
* @param batchSize
* the number of bindings the the iterator will be requested to
* return as a single pack
*/
public ListEnumeration(BindingListHolder bh,
BindingIteratorHolder bih, int batchSize)
{
super(bh, bih, batchSize);
}
/**
* Convert from the CORBA binding into the {@link NameClassPair} that this
* enumeration should return. This method converts into NameClassPair,
* connecting the name components with slashes and setting the class name
* to either NamingContext or GIOP Object.
*
* @param binding
* the binding to convert
* @return the value, that must be returned by the {@link #next()}.
*/
public Object convert(Binding binding)
{
CPStringBuilder name = new CPStringBuilder();
for (int i = 0; i < binding.binding_name.length; i++)
{
name.append(binding.binding_name[i]);
if (i < binding.binding_name.length - 1)
name.append('/');
}
String className;
switch (binding.binding_type.value())
{
case BindingType._ncontext:
className = NamingContext.class.getName();
break;
case BindingType._nobject:
className = org.omg.CORBA.Object.class.getName();
break;
default:
className = Object.class.getName();
break;
}
NameClassPair pair = new NameClassPair(name.toString(), className);
return pair;
}
}
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