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/* Donated by Jarapac (http://jarapac.sourceforge.net/)
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3.0 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
 */
package rpc.core;

import ndr.NdrException;
import ndr.NdrObject;
import ndr.NetworkDataRepresentation;

public class PresentationContext extends NdrObject {

    public int contextId;

    public PresentationSyntax abstractSyntax;

    public PresentationSyntax[] transferSyntaxes;

    public PresentationContext() {
        this(0, new PresentationSyntax(), new PresentationSyntax[]{
            new PresentationSyntax(NetworkDataRepresentation.NDR_SYNTAX)});
    }

    public PresentationContext(int contextId,
            PresentationSyntax abstractSyntax) {
        this(contextId, abstractSyntax, new PresentationSyntax[]{
            new PresentationSyntax(NetworkDataRepresentation.NDR_SYNTAX)});
    }

    public PresentationContext(int contextId, PresentationSyntax abstractSyntax,
            PresentationSyntax[] transferSyntaxes) {
        this.contextId = contextId;
        this.abstractSyntax = abstractSyntax;
        this.transferSyntaxes = transferSyntaxes;
    }

    public void read(NetworkDataRepresentation ndr) {
        ndr.getBuffer().align(4);
        contextId = ndr.readUnsignedShort();
        int count = ndr.readUnsignedSmall();

        try {
            abstractSyntax.decode(ndr, ndr.getBuffer());
            transferSyntaxes = new PresentationSyntax[count];
            for (int i = 0; i < count; i++) {
                transferSyntaxes[i] = new PresentationSyntax();
                transferSyntaxes[i].decode(ndr, ndr.getBuffer());
            }
        } catch (NdrException ne) {
        }
    }

    public void write(NetworkDataRepresentation ndr) {
        ndr.getBuffer().align(4, (byte) 0xcc);
        ndr.writeUnsignedShort(contextId);
        ndr.writeUnsignedShort((short) transferSyntaxes.length);

        try {
            abstractSyntax.encode(ndr, ndr.getBuffer());
            for (int i = 0; i < transferSyntaxes.length; i++) {
                transferSyntaxes[i].encode(ndr, ndr.getBuffer());
            }
        } catch (NdrException ne) {
        }
    }

}