1 /*
   2  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.misc;
  27 
  28 
  29 import java.io.IOException;
  30 
  31 /**
  32  * Services that RMI module may provide to datatransfer module to enrich it's functionality
  33  *
  34  * @author Petr Pchelko
  35  * @since 1.9
  36  */
  37 public interface RMIAccessService {
  38 
  39     /**
  40      * A wrapper over {@code MarshalledObject.get()} method.
  41      *
  42      * @param obj an instance of {@code MarshalledObject} to perform operation on
  43      * @return a copy of the contained object
  44      * @throws IOException if {@code IOException} occurs while deserializing the object
  45      * from it's representation
  46      * @throws ClassNotFoundException if {@code ClassNotFoundException} occurs while
  47      * deserializeng the object from it's representation
  48      * @see java.rmi.MarshalledObject#get()
  49      */
  50     Object getMarshalledObject(Object obj) throws IOException, ClassNotFoundException;
  51 
  52     /**
  53      * A wrapper over {@code MarshalledObject} constructor.
  54      *
  55      * @param obj the object to be serialized (must be serializable)
  56      * @return new {@code MarshalledObject} that contains the serialized representation
  57      *         of the current state of the supplied object
  58      * @throws IOException if an {@code IOException} occurs
  59      * @see java.rmi.MarshalledObject
  60      */
  61     Object newMarshalledObject(Object obj) throws IOException;
  62 
  63     /**
  64      * Checks if the class implements {@link java.rmi.Remote} interface.
  65      *
  66      * @param c a class to check
  67      * @return {@code true} if the provided class is {@code Remote}
  68      */
  69     boolean isRemote(Class<?> c);
  70 
  71     /**
  72      * Retunrs a {@link java.rmi.Remote} class.
  73      *
  74      * @return a {@code Remote} class
  75      */
  76     Class<?> remoteClass();
  77 }