jtopenlite.com.ibm.jtopenlite.ddm.DDMFile Maven / Gradle / Ivy
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The Open Source version of the IBM Toolbox for Java
///////////////////////////////////////////////////////////////////////////////
//
// JTOpenLite
//
// Filename: DDMFile.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) 2011-2012 International Business Machines Corporation and
// others. All rights reserved.
//
///////////////////////////////////////////////////////////////////////////////
package com.ibm.jtopenlite.ddm;
/**
* Represents a handle to a file.
**/
public final class DDMFile
{
public static final int READ_ONLY = 0;
public static final int WRITE_ONLY = 1;
public static final int READ_WRITE = 2;
private final String library_;
private final String file_;
private final String member_;
private final byte[] recordFormatName_;
private final byte[] dclNam_;
private final int openType_;
private final int recordLength_;
private final int recordIncrement_;
private final int batchSize_;
private final int nullFieldByteMapOffset_;
private final DDMDataBuffer[] buffers_;
private final DDMCallbackEvent eventBuffer_;
DDMFile(String library, String file, String member, byte[] recordFormatName,
byte[] dclName, int openType, int recLength, int recInc, int batchSize, int nullFieldOffset, int numBuffers)
{
library_ = library;
file_ = file;
member_ = member;
recordFormatName_ = recordFormatName;
dclNam_ = dclName;
openType_ = openType;
recordLength_ = recLength;
recordIncrement_ = recInc;
batchSize_ = batchSize;
nullFieldByteMapOffset_ = nullFieldOffset;
eventBuffer_ = new DDMCallbackEvent(this);
numBuffers = numBuffers <= 0 ? 1 : numBuffers;
buffers_ = new DDMDataBuffer[numBuffers];
for (int i=0; i