/* DemoTester.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
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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
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package gnu.classpath.examples.CORBA.SimpleCommunication.communication;

import org.omg.CORBA.ByteHolder;
import org.omg.CORBA.DoubleHolder;
import org.omg.CORBA.ShortHolder;
import org.omg.CORBA.StringHolder;

/**
 * The interface of our remote object. Some IDL compiles split it
 * into "DemoTester" and "comTesterOperations", but we do not see
 * much sense in doing this here.
 *
 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
 */
public interface DemoTester
{
  /**
   * Passes wide (UTF-16) string and narrow (ISO8859_1) string.
   * Both types are mapped into java String.
   *
   * @see gnu.CORBA.GIOP.CharSets_OSF for supported and default
   * encodings.
   */
  String passCharacters(String wide, String narrow);

  /**
   * Passes various parameters in both directions.
   * The parameters that must return the value are wrapped in holders.
   */
  int passSimple(ByteHolder an_octet, int a_long, ShortHolder a_short,
                 StringHolder a_string, DoubleHolder a_double
                );

  /**
   * Passes and returns the string sequence (flexible length).
   */
  String[] passStrings(String[] arg);

  /**
   * Passes and returns the structures.
   */
  StructureToReturn passStructure(StructureToPass in_structure);

  /**
   * Pass and return the tree structure
   *
   * @param tree the root TreeNode of the tree.
   */
  void passTree(TreeNodeHolder tree);

  /**
   * Just prints the "Hello" message.
   */
  void sayHello();

  /**
   * Gets the value of the field in our object.
   */
  int theField();

  /**
   * Sets the value for the field in our object.
   */
  void theField(int newTheField);

  /**
   *  Throws either 'WeThrowThisException' with the 'ourField' field
   *  initialised to the passed positive value
   *  or system exception (if the parameter is zero or negative).
   */
  void throwException(int parameter)
               throws WeThrowThisException;
}