/*
* %Z%%W% %I%
*
* =========================================================================
* Licensed Materials - Property of IBM
* "Restricted Materials of IBM"
* (C) Copyright IBM Corp. 2005. All Rights Reserved
*
* DISCLAIMER:
* The following [enclosed] code is sample code created by IBM
* Corporation. This sample code is not part of any standard IBM product
* and is provided to you solely for the purpose of assisting you in the
* development of your applications. The code is provided 'AS IS',
* without warranty of any kind. IBM shall not be liable for any damages
* arising out of your use of the sample code, even if they have been
* advised of the possibility of such damages.
* =========================================================================
*/
package com.ibm.jzos.sample;
import com.ibm.jzos.ZFile;
import com.ibm.jzos.ZUtil;
/**
* Sample program that prints an EBCDIC MVS dataset pointed to by //INPUT DD
* to System.out (stdout).
*
* The dataset is opened using the ZFile class in record mode.
* Note that "noseek" is used so that the file is opened in sequential
* mode, which dramatically increases I/O performance.
*
* @see com.ibm.jzos.ZFile
*/
public class ZFilePrint {
public static void main(String[] args) throws Exception {
ZFile zFile = new ZFile("//DD:INPUT", "rb,type=record,noseek");
try {
byte[] recBuf = new byte[zFile.getLrecl()];
int nRead;
String encoding = ZUtil.getDefaultPlatformEncoding();
while((nRead = zFile.read(recBuf)) >= 0) {
String line = new String(recBuf,0,nRead, encoding);
System.out.println(line);
};
} finally {
zFile.close();
}
}
}