/*

 * 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

 * particular file as subject to the "Classpath" exception as provided

 *

 * 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.

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 */

package com.sun.corba.se.impl.protocol.giopmsgheaders;

import org.omg.CORBA.Principal;

import com.sun.corba.se.spi.servicecontext.ServiceContexts;

import com.sun.corba.se.spi.ior.iiop.GIOPVersion;

import com.sun.corba.se.spi.orb.ORB;

import com.sun.corba.se.spi.ior.ObjectKey;

/**

 * This implements the GIOP 1.0 Request header.

 *

 * @author Ram Jeyaraman 05/14/2000

 */

public final class RequestMessage_1_0 extends Message_1_0

        implements RequestMessage {

    // Instance variables

    private ORB orb = null;

    private ServiceContexts service_contexts = null;

    private int request_id = (int) 0;

    private boolean response_expected = false;

    private byte[] object_key = null;

    private String operation = null;

    private Principal requesting_principal = null;

    private ObjectKey objectKey = null;

    // Constructor

    RequestMessage_1_0(ORB orb) {

        this.orb = orb;

    }

    RequestMessage_1_0(ORB orb, ServiceContexts _service_contexts,

            int _request_id, boolean _response_expected, byte[] _object_key,

            String _operation, Principal _requesting_principal) {

        super(Message.GIOPBigMagic, false, Message.GIOPRequest, 0);

        this.orb = orb;

        service_contexts = _service_contexts;

        request_id = _request_id;

        response_expected = _response_expected;

        object_key = _object_key;

        operation = _operation;

        requesting_principal = _requesting_principal;

    }

    // Accessor methods (RequestMessage interface)

    public ServiceContexts getServiceContexts() {

        return this.service_contexts;

    }

    public int getRequestId() {

        return this.request_id;

    }

    public boolean isResponseExpected() {

        return this.response_expected;

    }

    public byte[] getReserved() {

        // REVISIT Should we throw an exception or return null ?

        return null;

    }

    public ObjectKey getObjectKey() {

        if (this.objectKey == null) {

            // this will raise a MARSHAL exception upon errors.

            this.objectKey = MessageBase.extractObjectKey(object_key, orb);

        }

        return this.objectKey;

    }

    public String getOperation() {

        return this.operation;

    }

    public Principal getPrincipal() {

        return this.requesting_principal;

    }

    // Mutators

    public void setThreadPoolToUse(int poolToUse) {

        // No-op, must be GIOP Version 1.1 or greater

        // to support this SUN PROPRIETARY EXTENSION.

    }

    // IO methods

    public void read(org.omg.CORBA.portable.InputStream istream) {

        super.read(istream);

        this.service_contexts

            = new ServiceContexts((org.omg.CORBA_2_3.portable.InputStream) istream);

        this.request_id = istream.read_ulong();

        this.response_expected = istream.read_boolean();

        int _len0 = istream.read_long();

        this.object_key = new byte[_len0];

        istream.read_octet_array(this.object_key, 0, _len0);

        this.operation = istream.read_string();

        this.requesting_principal = istream.read_Principal();

    }

    public void write(org.omg.CORBA.portable.OutputStream ostream) {

        super.write(ostream);

        if (this.service_contexts != null) {

                service_contexts.write(

                (org.omg.CORBA_2_3.portable.OutputStream) ostream,

                GIOPVersion.V1_0);

            } else {

                ServiceContexts.writeNullServiceContext(

                (org.omg.CORBA_2_3.portable.OutputStream) ostream);

        }

        ostream.write_ulong(this.request_id);

        ostream.write_boolean(this.response_expected);

        nullCheck(this.object_key);

        ostream.write_long(this.object_key.length);

        ostream.write_octet_array(this.object_key, 0, this.object_key.length);

        ostream.write_string(this.operation);

        if (this.requesting_principal != null) {

            ostream.write_Principal(this.requesting_principal);

        } else {

            ostream.write_long(0);

        }

    }

    public void callback(MessageHandler handler)

        throws java.io.IOException

    {

        handler.handleInput(this);

    }

} // class RequestMessage_1_0