/*
 * @(#)DynAny.java	1.22 03/01/23
 *
 * Copyright 2003 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */


package org.omg.CORBA;


/** Enables <tt>org.omg.CORBA.Any</tt> values to be dynamically 
 * interpreted (traversed) and
 *  constructed. A <tt>DynAny</tt> object is associated with a data value
 *  which may correspond to a copy of the value inserted into an <tt>Any</tt>.
 *  The <tt>DynAny</tt> APIs enable traversal of the data value associated with an
 *  Any at runtime and extraction of the primitive constituents of the
 *  data value.
 */


public interface DynAny extends org.omg.CORBA.Object
{
    /**
     * Returns the <code>TypeCode</code> of the object inserted into
     * this <code>DynAny</code>.
     *
     * @return the <code>TypeCode</code> object.
     */
    public org.omg.CORBA.TypeCode type() ;
    
    /**
     * Copy the contents from one Dynamic Any into another.
     *
     * @param dyn_any the <code>DynAny</code> object whose contents
     *                are assigned to this <code>DynAny</code>. 
     * @throws Invalid if the source <code>DynAny</code> is
     *            invalid 
     */
    public void assign(org.omg.CORBA.DynAny dyn_any)
        throws org.omg.CORBA.DynAnyPackage.Invalid;

    /**
     * Make a <code>DynAny</code> object from an <code>Any</code>
     * object.
     *
     * @param value the <code>Any</code> object.
     * @throws Invalid if the source <code>Any</code> object is
     *                    empty or bad
     */
    public void from_any(org.omg.CORBA.Any value)
        throws org.omg.CORBA.DynAnyPackage.Invalid;

    /**
     * Convert a <code>DynAny</code> object to an <code>Any</code>
     * object.
     *
     * @return the <code>Any</code> object.
     * @throws Invalid if this <code>DynAny</code> is empty or
     *                    bad.
     *            created or does not contain a meaningful value
     */
    public org.omg.CORBA.Any to_any()
        throws org.omg.CORBA.DynAnyPackage.Invalid;

    /**
     * Destroys this <code>DynAny</code> object and frees any resources
     * used to represent the data value associated with it. This method
     * also destroys all <code>DynAny</code> objects obtained from it.
     * <p>
     * Destruction of <code>DynAny</code> objects should be handled with
     * care, taking into account issues dealing with the representation of 
     * data values associated with <code>DynAny</code> objects.  A programmer
     * who wants to destroy a <code>DynAny</code> object but still be able
     * to manipulate some component of the data value associated with it,
     * should first create a <code>DynAny</code> object for the component
     * and then make a copy of the created <code>DynAny</code> object.
     */
    public void destroy() ;

    /**
     * Clones this <code>DynAny</code> object.
     *
     * @return a copy of this <code>DynAny</code> object
     */
    public org.omg.CORBA.DynAny copy() ;

    /**
     * Inserts the given <code>boolean</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>boolean</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_boolean(boolean value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>byte</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>byte</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_octet(byte value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>char</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>char</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_char(char value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>short</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>short</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_short(short value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>short</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>short</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_ushort(short value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>int</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>int</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_long(int value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>int</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>int</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_ulong(int value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>float</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>float</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_float(float value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>double</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>double</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_double(double value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>String</code> object as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>String</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_string(String value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>org.omg.CORBA.Object</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>org.omg.CORBA.Object</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_reference(org.omg.CORBA.Object value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>org.omg.CORBA.TypeCode</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>org.omg.CORBA.TypeCode</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_typecode(org.omg.CORBA.TypeCode value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>long</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>long</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_longlong(long value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>long</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>long</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_ulonglong(long value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>char</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>char</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_wchar(char value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>String</code> as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>String</code> to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_wstring(String value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Inserts the given <code>org.omg.CORBA.Any</code> object as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>org.omg.CORBA.Any</code> object to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_any(org.omg.CORBA.Any value)
        throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    // orbos 98-01-18: Objects By Value -- begin
    
    /**
     * Inserts the given <code>java.io.Serializable</code> object as the value for this
     * <code>DynAny</code> object.
     *
     * <p> If this method is called on a constructed <code>DynAny</code>
     * object, it initializes the next component of the constructed data
     * value associated with this <code>DynAny</code> object.
     *
     * @param value the <code>java.io.Serializable</code> object to insert into this
     *              <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.InvalidValue
     *            if the value inserted is not consistent with the type
     *            of the accessed component in this <code>DynAny</code> object
     */
    public void insert_val(java.io.Serializable value)
	throws org.omg.CORBA.DynAnyPackage.InvalidValue;

    /**
     * Retrieves the <code>java.io.Serializable</code> object contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>java.io.Serializable</code> object that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>java.io.Serializable</code> object
     */               
    public java.io.Serializable get_val()
	throws org.omg.CORBA.DynAnyPackage.TypeMismatch;
    
    // orbos 98-01-18: Objects By Value -- end

    /**
     * Retrieves the <code>boolean</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>boolean</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>boolean</code>
     */               
    public boolean get_boolean()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>byte</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>byte</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>byte</code>
     */               
    public byte get_octet()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;

    /**
     * Retrieves the <code>char</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>char</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>char</code>
     */               
    public char get_char()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>short</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>short</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>short</code>
     */               
    public short get_short()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>short</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>short</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>short</code>
     */               
    public short get_ushort()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>int</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>int</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>int</code>
     */               
    public int get_long()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>int</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>int</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>int</code>
     */               
    public int get_ulong()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>float</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>float</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>float</code>
     */               
    public float get_float()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>double</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>double</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>double</code>
     */               
    public double get_double()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>String</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>String</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>String</code>
     */               
    public String get_string()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>org.omg.CORBA.Other</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>org.omg.CORBA.Other</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for an <code>org.omg.CORBA.Other</code>
     */               
    public org.omg.CORBA.Object get_reference()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>org.omg.CORBA.TypeCode</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>org.omg.CORBA.TypeCode</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>org.omg.CORBA.TypeCode</code>
     */               
    public org.omg.CORBA.TypeCode get_typecode()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>long</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>long</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>long</code>
     */               
    public long get_longlong()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>long</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>long</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>long</code>
     */               
    public long get_ulonglong()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>char</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>char</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>char</code>
     */               
    public char get_wchar()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>String</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>String</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for a <code>String</code>
     */               
    public String get_wstring()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;


    /**
     * Retrieves the <code>org.omg.CORBA.Any</code> contained
     * in this <code>DynAny</code> object.
     *
     * @return the <code>org.omg.CORBA.Any</code> that is the 
     *         value for this <code>DynAny</code> object
     * @throws org.omg.CORBA.DynAnyPackage.TypeMismatch
     *               if the type code of the accessed component in this
     *               <code>DynAny</code> object is not equivalent to
     *               the type code for an <code>org.omg.CORBA.Any</code>
     */               
    public org.omg.CORBA.Any get_any()
        throws org.omg.CORBA.DynAnyPackage.TypeMismatch;

    /**
     * Returns a <code>DynAny</code> object reference that can
     * be used to get/set the value of the component currently accessed.
     * The appropriate <code>insert</code> method
     * can be called on the resulting <code>DynAny</code> object
     * to initialize the component.
     * The appropriate <code>get</code> method
     * can be called on the resulting <code>DynAny</code> object
     * to extract the value of the component.
	 *
	 * @return a <code>DynAny</code> object reference that can be
	 *         used to retrieve or set the value of the component currently
	 *         accessed
     */
    public org.omg.CORBA.DynAny current_component() ;

    /**
     * Moves to the next component of this <code>DynAny</code> object.
     * This method is used for iterating through the components of
     * a constructed type, effectively moving a pointer from one
     * component to the next.  The pointer starts out on the first
     * component when a <code>DynAny</code> object is created.
     *
     * @return <code>true</code> if the pointer points to a component;
     * <code>false</code> if there are no more components or this
     * <code>DynAny</code> is associated with a basic type rather than
     * a constructed type
     */ 
    public boolean next() ;

    /**
     * Moves the internal pointer to the given index. Logically, this method
     * sets a new offset for this pointer.  
     *
     * @param index an <code>int</code> indicating the position to which
     *              the pointer should move.  The first position is 0.
     * @return <code>true</code> if the pointer points to a component;
     * <code>false</code> if there is no component at the designated
     * index.  If this <code>DynAny</code> object is associated with a
     * basic type, this method returns <code>false</code> for any index
     * other than 0.
     */
    public boolean seek(int index) ;

    /**
     * Moves the internal pointer to the first component.
     */
    public void rewind() ;
}