# RemoteResourceImpl.java

    /*
    ** Module   : RemoteResourceImpl.java
    ** Abstract : Implementation of a remote resource.
    **
    ** Copyright (c) 2013-2020, Golden Code Development Corporation.
    **
    ** -#- -I- --Date-- ---------------------------------Description----------------------------------
    ** 001 CA  20130611 Created initial version.
    ** 002 IAS 20200908 Rework (de)serialization.
    */
    /*
    ** This program is free software: you can redistribute it and/or modify
    ** it under the terms of the GNU Affero General Public License as
    ** published by the Free Software Foundation, either version 3 of the
    ** License, or (at your option) any later version.
    **
    ** This program 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 Affero General Public License for more details.
    **
    ** You may find a copy of the GNU Affero GPL version 3 at the following
    ** location: https://www.gnu.org/licenses/agpl-3.0.en.html
    **
    ** Additional terms under GNU Affero GPL version 3 section 7:
    **
    **   Under Section 7 of the GNU Affero GPL version 3, the following additional
    **   terms apply to the works covered under the License.  These additional terms
    **   are non-permissive additional terms allowed under Section 7 of the GNU
    **   Affero GPL version 3 and may not be removed by you.
    **
    **   0. Attribution Requirement.
    **
    **     You must preserve all legal notices or author attributions in the covered
    **     work or Appropriate Legal Notices displayed by works containing the covered
    **     work.  You may not remove from the covered work any author or developer
    **     credit already included within the covered work.
    **
    **   1. No License To Use Trademarks.
    **
    **     This license does not grant any license or rights to use the trademarks
    **     Golden Code, FWD, any Golden Code or FWD logo, or any other trademarks
    **     of Golden Code Development Corporation. You are not authorized to use the
    **     name Golden Code, FWD, or the names of any author or contributor, for
    **     publicity purposes without written authorization.
    **
    **   2. No Misrepresentation of Affiliation.
    **
    **     You may not represent yourself as Golden Code Development Corporation or FWD.
    **
    **     You may not represent yourself for publicity purposes as associated with
    **     Golden Code Development Corporation, FWD, or any author or contributor to
    **     the covered work, without written authorization.
    **
    **   3. No Misrepresentation of Source or Origin.
    **
    **     You may not represent the covered work as solely your work.  All modified
    **     versions of the covered work must be marked in a reasonable way to make it
    **     clear that the modified work is not originating from Golden Code Development
    **     Corporation or FWD.  All modified versions must contain the notices of
    **     attribution required in this license.
    */

    package com.goldencode.p2j.util;

    import static com.goldencode.util.NativeTypeSerializer.*;
    import java.io.*;

    /**
     * This implementation is used to either transport resource IDs during appserver calls from one
     * side to another or, on requester side, to identify a resource as being remote.
     */
    public class RemoteResourceImpl
    extends TransparentWrapper
    implements RemoteResource,
               Externalizable
    {
       /**
        * Implicit c'tor, for deserializing purposes. Not for public use.
        */
       public RemoteResourceImpl()
       {
          this(null);
       }

       /**
        * Instantiate this remote resource by saving its resource ID.
        *
        * @param    resourceId
        *           The remote resource ID.
        */
       public RemoteResourceImpl(String resourceId)
       {
          super(resourceId);
       }

       /**
        * Get the ID of this remote resource.
        *
        * @return   See above.
        */
       public String getResourceId()
       {
          return (String) get();
       }

       /**
        * Read the resource ID from the specified input source.
        *
        * @param    in
        *           The input source from which the resource ID will be read.
        *
        * @throws   IOException
        *           In case of I/O errors.
        * @throws ClassNotFoundException
        */
       public void readExternal(ObjectInput in)
       throws IOException,
              ClassNotFoundException
       {
          referent = readString(in);
       }

       /**
        * Send the resource ID to the specified output destination.
        *
        * @param    out
        *           The output destination to which the resource ID will be sent.
        *
        * @throws   IOException
        *           In case of I/O errors.
        */
       public void writeExternal(ObjectOutput out)
       throws IOException
       {
          writeString(out, getResourceId());
       }
    }