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///////////////////////////////////////////////////////////////////////////////
//                                                                             
// JTOpen (IBM Toolbox for Java - OSS version)                                 
//                                                                             
// Filename: DBReplyXids.java
//                                                                             
// The source code contained herein is licensed under the IBM Public License   
// Version 1.0, which has been approved by the Open Source Initiative.         
// Copyright (C) 1997-2001 International Business Machines Corporation and     
// others. All rights reserved.                                                
//                                                                             
///////////////////////////////////////////////////////////////////////////////

package com.ibm.as400.access;



/**
The DBReplyXids class provides access to the Xids portion
of the reply data stream.
**/
class DBReplyXids
{
  private static final String copyright = "Copyright (C) 1997-2001 International Business Machines Corporation and others.";



    private byte[]          data_;
    private int             offset_;
    private int             length_;

    private AS400JDBCXid[]  xidArray_;



    public DBReplyXids(byte[] data,
                       int offset,
                       int length)
    {
        data_ = data;
        offset_ = offset;
        length_ = length;
    }



    public AS400JDBCXid[] getXidArray()
    throws DBDataStreamException
    {
        if (xidArray_ == null) {

            // @A1D if (length_ <= 6)
            // @A1D     xidArray_ = new AS400JDBCXid[0];
            // @A1D else {
            int count = BinaryConverter.byteArrayToInt(data_, offset_ + 6);
            xidArray_ = new AS400JDBCXid[count];
            for (int i = 0; i < count; ++i)
            {
                xidArray_[i] = new AS400JDBCXid(data_, offset_ + 14 + i * 140);  // @A1C
            }
            // @A1D }

        }
        return xidArray_;
    }



}