corba/src/share/classes/com/sun/corba/se/spi/servicecontext/MaxStreamFormatVersionServiceContext.java

/*
 * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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 General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/**
 */
package com.sun.corba.se.spi.servicecontext;

import org.omg.IOP.RMICustomMaxStreamFormat;
import javax.rmi.CORBA.*;
import org.omg.CORBA.SystemException;
import org.omg.CORBA_2_3.portable.InputStream;
import org.omg.CORBA_2_3.portable.OutputStream;
import com.sun.corba.se.spi.ior.iiop.GIOPVersion;
import com.sun.corba.se.impl.encoding.MarshalInputStream;
import com.sun.corba.se.impl.encoding.MarshalOutputStream;
import com.sun.corba.se.impl.orbutil.ORBUtility;

public class MaxStreamFormatVersionServiceContext extends ServiceContext {

    private byte maxStreamFormatVersion;

    // The singleton uses the maximum version indicated by our
    // ValueHandler.
    public static final MaxStreamFormatVersionServiceContext singleton
        = new MaxStreamFormatVersionServiceContext();

    public MaxStreamFormatVersionServiceContext() {
        maxStreamFormatVersion = ORBUtility.getMaxStreamFormatVersion();
    }

    public MaxStreamFormatVersionServiceContext(byte maxStreamFormatVersion) {
        this.maxStreamFormatVersion = maxStreamFormatVersion;
    }

    public MaxStreamFormatVersionServiceContext(InputStream is,
                                                GIOPVersion gv) {
        super(is, gv) ;

        maxStreamFormatVersion = is.read_octet();
    }

    public static final int SERVICE_CONTEXT_ID = RMICustomMaxStreamFormat.value;
    public int getId() { return SERVICE_CONTEXT_ID; }

    public void writeData(OutputStream os) throws SystemException
    {
        os.write_octet(maxStreamFormatVersion);
    }

    public byte getMaximumStreamFormatVersion()
    {
        return maxStreamFormatVersion;
    }

    public String toString()
    {
        return "MaxStreamFormatVersionServiceContext["
            + maxStreamFormatVersion + "]";
    }
}