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JCIFS is an Open Source client library that implements the CIFS/SMB networking protocol in 100% Java
There is a newer version: 1.3.18.1
/* jcifs smb client library in Java
 * Copyright (C) 2003  "Michael B. Allen" 
 * 
 * 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 2.1 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.smb;

import java.util.Date;

class Trans2GetDfsReferralResponse extends SmbComTransactionResponse {

    class Referral {
        private int version;
        private int size;
        private int serverType;
        private int flags;
        private int proximity;
        private int pathOffset;
        private int altPathOffset;
        private int nodeOffset;
        private String altPath;

        int ttl;
        String path = null;
        String node = null;

        int readWireFormat( byte[] buffer, int bufferIndex, int len ) {
            int start = bufferIndex;

            version = readInt2( buffer, bufferIndex );
if( version != 3 && version != 1 ) {
    throw new RuntimeException( "Version " + version + " referral not supported. Please report this to jcifs at samba dot org." );
}
            bufferIndex += 2;
            size = readInt2( buffer, bufferIndex );
            bufferIndex += 2;
            serverType = readInt2( buffer, bufferIndex );
            bufferIndex += 2;
            flags = readInt2( buffer, bufferIndex );
            bufferIndex += 2;
            if( version == 3 ) {
                proximity = readInt2( buffer, bufferIndex );
                bufferIndex += 2;
                ttl = readInt2( buffer, bufferIndex );
                bufferIndex += 2;
                pathOffset = readInt2( buffer, bufferIndex );
                bufferIndex += 2;
                altPathOffset = readInt2( buffer, bufferIndex );
                bufferIndex += 2;
                nodeOffset = readInt2( buffer, bufferIndex );
                bufferIndex += 2;

                path = readString( buffer, start + pathOffset, len, (flags2 & FLAGS2_UNICODE) != 0);
                if (nodeOffset > 0)
                    node = readString( buffer, start + nodeOffset, len, (flags2 & FLAGS2_UNICODE) != 0);
            } else if( version == 1 ) {
                node = readString( buffer, bufferIndex, len, (flags2 & FLAGS2_UNICODE) != 0);
            }

            return size;
        }

        public String toString() {
            return new String( "Referral[" +
                "version=" + version + ",size=" + size +
                ",serverType=" + serverType + ",flags=" + flags +
                ",proximity=" + proximity + ",ttl=" + ttl +
                ",pathOffset=" + pathOffset + ",altPathOffset=" + altPathOffset +
                ",nodeOffset=" + nodeOffset + ",path=" + path + ",altPath=" + altPath +
                ",node=" + node + "]" );
        }
    }

    int pathConsumed;
    int numReferrals;
    int flags;
    Referral[] referrals;

    Trans2GetDfsReferralResponse() {
        subCommand = SmbComTransaction.TRANS2_GET_DFS_REFERRAL;
    }

    int writeSetupWireFormat( byte[] dst, int dstIndex ) {
        return 0;
    }
    int writeParametersWireFormat( byte[] dst, int dstIndex ) {
        return 0;
    }
    int writeDataWireFormat( byte[] dst, int dstIndex ) {
        return 0;
    }
    int readSetupWireFormat( byte[] buffer, int bufferIndex, int len ) {
        return 0;
    }
    int readParametersWireFormat( byte[] buffer, int bufferIndex, int len ) {
        return 0;
    }
    int readDataWireFormat( byte[] buffer, int bufferIndex, int len ) {
        int start = bufferIndex;

        pathConsumed = readInt2( buffer, bufferIndex );
        bufferIndex += 2;
            /* Samba 2.2.8a will reply with Unicode paths even though
             * ASCII is negotiated so we must use flags2 (probably
             * should anyway).
             */
        if((flags2 & FLAGS2_UNICODE) != 0) {
            pathConsumed /= 2;
        }
        numReferrals = readInt2( buffer, bufferIndex );
        bufferIndex += 2;
        flags = readInt2( buffer, bufferIndex );
        bufferIndex += 4;

        referrals = new Referral[numReferrals];
        for (int ri = 0; ri < numReferrals; ri++) {
            referrals[ri] = new Referral();
            bufferIndex += referrals[ri].readWireFormat( buffer, bufferIndex, len );
        }

        return bufferIndex - start;
    }
    public String toString() {
        return new String( "Trans2GetDfsReferralResponse[" +
            super.toString() + ",pathConsumed=" + pathConsumed +
            ",numReferrals=" + numReferrals + ",flags=" + flags + "]" );
    }
}