pcb.java

一个数据挖掘软件ALPHAMINERR的整个过程的JAVA版源代码

/*
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program 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 for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

/**
 * Title: XELOPES Data Mining Library
 * Description: The XELOPES library is an open platform-independent and data-source-independent library for Embedded Data Mining.
 * Copyright: Copyright (c) 2002 Prudential Systems Software GmbH
 * Company: ZSoft (www.zsoft.ru), Prudsys (www.prudsys.com)
 * @author Valentine Stepanenko ([e-mail])
 * @version 1.0
 */

package com.prudsys.pdm.Cwm.IMSDatabase;

import com.prudsys.pdm.Cwm.IMSDatabase.IMSTypes.LTermType;
import com.prudsys.pdm.Cwm.IMSDatabase.IMSTypes.PCBType;
import com.prudsys.pdm.Cwm.IMSDatabase.IMSTypes.PositioningType;
import com.prudsys.pdm.Cwm.Record.RecordFile;

/**
 * A PCB is a series of macro instructions contained in a PSB. PCBs which come in
 * three varieties:
 *
 *
 *
 *     TP (Teleprocessing) PCBs describe a connection to a terminal
 *
 *     GSAM PCBs connect a PSB to a input or output file.
 *
 *     DB PCBs connect a PSB to the data defined by a DBD.
 */
public class PCB extends RecordFile
{

   /**
    * The type of PCB - whether GSAM, DB or TP
    */
   public PCBType pcbType;

   /**
    * This attribute specifies whether a named PCB is included in the PCB list passed
    * to the application program at entry. TRUE includes the PCB in the PCB list,
    * FALSE excludes it from the PCB list.
    */
   public Boolean list;

   /**
    * The value specified in bytes of the longest concatenated key for a hierarchic
    * path of sensitive segments used by the application program in the logical data
    * structure.
    */
   public Integer keyLength;

   /**
    * This attribute holds a string that represents the processing options on either
    * the sensitive segments or the data set declared in this PCB and which can be
    * used in an associated application program.
    */
   public String processingOptions;

   /**
    * This attribute specifies whether single or multiple positioning is desired for
    * the logical data structure. Single or multiple positioning provides a
    * functional variation in the call. Multiple positioning is not supported by HSAM.
    */
   public PositioningType positioning;

   /**
    * The value in this attribute specifies if this PCB will be buffered using
    * sequential buffering (SB). True means the SB should be activated conditionally
    * (COND); False means that SB should not be used for this DB PCB (NO).
    */
   public Boolean sequentialBuffering;

   /**
    * This attribute specifies whether this PCB can be used instead of the I/O PCB
    * for responding to terminal in response mode, conversational mode, or exclusive
    * mode.
    */
   public Boolean alternateResponse;

   /**
    * This attribute specifies whether messages from this alternate PCB are to be
    * sent (TRUE) or are to be backed out (FALSE) if the application program should
    * terminate abnormally.
    */
   public Boolean express;

   /**
    * This attribute specifies whether the alternate PCB is modifiable. This feature
    * allows for the dynamic modification of the destination name associated with
    * this PCB.
    */
   public Boolean modify;

   /**
    * This attribute specifies whether IMS should verify that the logical terminal
    * named in the response alternate PCB is assigned to the same physical terminal
    * as the logical terminal that originated the input message.
    */
   public Boolean sameTerminal;

   /**
    * The attribute specifies whether the ltermName attribute signifies a logical
    * terminal (LTERM) or a transaction code (NAME). This attribute maps to the LTERM
    * or NAME keyword on the PCB macro statement.
    */
   public LTermType destinationType;

   /**
    * This attribute specifies the name of the actual destination of the message and
    * is either a logical terminal name or a transaction-code name. When the name is
    * a transaction-code name, output messages to this PCB are queued for input to
    * the program used to process the transaction-code named by the NAME attribute.
    * The name must be specified in the user?s IMS/VS system definition as a logical
    * terminal name or transaction code. This attribute maps to the LTERM/NAME
    * keyword on the PCB macro statement.
    */
   public String ltermName;
   public INDEX procSeq;
   public DBD dbd;
   public PSB psb[];
   public SenSegment senSegment[];

   public PCB()
   {

   }
}