/* DynStructOperations.java --
   Copyright (C) 2005, 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
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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 org.omg.DynamicAny;

import org.omg.CORBA.TCKind;
import org.omg.DynamicAny.DynAnyPackage.InvalidValue;
import org.omg.DynamicAny.DynAnyPackage.TypeMismatch;

/**
 * Defines the operations, applicable to the DynStructure.
 *
 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
 */
public interface DynStructOperations
  extends DynAnyOperations
{
  /**
   * Get the kind of the structure field at the current position.
   *
   * @return the kind of field.
   *
   * @throws TypeMismatch for an empty structure (normally exception).
   * @throws InvalidValue if the current position does not indicate a memeber.
   */
  TCKind current_member_kind()
    throws TypeMismatch, InvalidValue;

  /**
   * Get the name of the structure field at the current position.
   *
   * @return the name of the field.
   *
   * @throws TypeMismatch for an empty structure (normally exception).
   * @throws InvalidValue if the current position does not indicate a memeber.
   */
  String current_member_name()
    throws TypeMismatch, InvalidValue;

  /**
   * Return array, describing describing the name and the value of each member
   * in the structure.
   *
   * @return an array of NameDynAnyPair's, each defining a single field in this
   * structure.
   */
  NameDynAnyPair[] get_members_as_dyn_any();

  /**
   * Return array, describing describing the name and the value of each member
   * in the structure.
   *
   * @return an array of NameValuePair's, each defining a single field in this
   * structure.
   */
  NameValuePair[] get_members();

  /**
   * Set the structure contend from the array, where each member defines the
   * name and value of the structure field. If the passed array is not empty,
   * the current position is set to the first member.
   *
   * The members of array must follow in the same order as the structure fields,
   * how they are defined in the typecode. The name-based value assignment is
   * not supported.
   *
   * @specnote The name-based value assignment is not supported by Sun's jdk
   * 1.4.
   *
   * @param value an array of NameDynValuePair's, each defining a single field in the
   * structure.
   *
   * @throws TypeMismatch if the member of the passed array has a different type
   * than the corresponding structure field.
   *
   * @throws InvalidValue if the size of the passed array is not the same as the
   * number of fields in this structure.
   */
  void set_members_as_dyn_any(NameDynAnyPair[] value)
    throws TypeMismatch, InvalidValue;

  /**
   * Set the structure contend from the array, where each member defines the
   * name and value of the structure field. If the passed array is not empty,
   * the current position is set to the first member.
   *
   * The members of array must follow in the same order as the structure fields,
   * how they are defined in the typecode. The name-based value assignment is
   * not supported.
   *
   * @specnote The name-based value assignment is not supported by Sun's jdk
   * 1.4.
   *
   * @param value an array of NameValuePair's, each defining a single field in the
   * structure.
   *
   * @throws TypeMismatch if the member of the passed array has a different type
   * than the corresponding structure field.
   *
   * @throws InvalidValue if the size of the passed array is not the same as the
   * number of fields in this structure.
   */
  void set_members(NameValuePair[] value)
    throws TypeMismatch, InvalidValue;

}