gcc/libjava/classpath/org/omg/CosNaming/BindingListHelper.java

/* BindingListHelper.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.

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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
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permission to link this library with independent modules to produce an
executable, regardless of the license terms of these independent
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package org.omg.CosNaming;

import gnu.CORBA.OrbRestricted;

import org.omg.CORBA.Any;
import org.omg.CORBA.BAD_OPERATION;
import org.omg.CORBA.ORB;
import org.omg.CORBA.TypeCode;
import org.omg.CORBA.portable.InputStream;
import org.omg.CORBA.portable.OutputStream;

/**
 * The helper operations for the binding list.
 *
 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
 */
public abstract class BindingListHelper
{
  /**
   * The binding list repository id.
   */
  private static String _id = "IDL:omg.org/CosNaming/BindingList:1.0";

  /**
   * Extract the array of bindings from the given {@link Any}.
   */
  public static Binding[] extract(Any a)
  {
    try
      {
        return ((BindingListHolder) a.extract_Streamable()).value;
      }
    catch (ClassCastException ex)
      {
        BAD_OPERATION bad = new BAD_OPERATION("Binding list expected");
        bad.initCause(ex);
        throw bad;
      }
  }

  /**
   * Get the binding list repository id.
   */
  public static String id()
  {
    return _id;
  }

  /**
   * Insert the array of bindings into the given {@link Any}.
   */
  public static void insert(Any a, Binding[] bindings)
  {
    a.insert_Streamable(new BindingListHolder(bindings));
  }

  /**
   * Read the array of bindings from the given CDR input stream.
   */
  public static Binding[] read(InputStream istream)
  {
    Binding[] value = new Binding[ istream.read_long() ];

    for (int i = 0; i < value.length; i++)
      value [ i ] = BindingHelper.read(istream);
    return value;
  }

  /**
   * Return the binding array type code.
   */
  public static TypeCode type()
  {
    TypeCode typeCode;
    ORB orb = OrbRestricted.Singleton;
    typeCode = BindingHelper.type();
    typeCode = orb.create_sequence_tc(0, typeCode);
    typeCode = orb.create_alias_tc(id(), "BindingList", typeCode);
    return typeCode;
  }

  /**
   * Write the array of bindings into the given CDR output stream.
   */
  public static void write(OutputStream ostream, Binding[] value)
  {
    ostream.write_long(value.length);
    for (int i = 0; i < value.length; i++)
      org.omg.CosNaming.BindingHelper.write(ostream, value [ i ]);
  }
}