jtopenlite.com.ibm.jtopenlite.samples.AccessIfsFile Maven / Gradle / Ivy
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package com.ibm.jtopenlite.samples;
import com.ibm.jtopenlite.file.*;
/**
* Sample program that uses JTOpenLite to write and read an IFS file.
*
Usage: java com.ibm.jtopenlite.samples.AccessIfsFile SYSTEM USERID PASSWORD FILENAME
*
*/
public class AccessIfsFile {
public static void main(String args[]) {
try {
String system = args[0];
String userid = args[1];
String password = args[2];
String filename = args[3];
FileConnection connection = FileConnection.getConnection(system,
userid, password);
FileHandle fhWrite = FileHandle.createEmptyHandle();
connection.openFile(filename, fhWrite);
byte[] stuff = "Hello world".getBytes("UTF-8");
connection.writeFile(fhWrite, stuff, 0, stuff.length, true);
connection.closeFile(fhWrite);
FileHandle fhRead = FileHandle.createEmptyHandle();
connection.openFile(filename, fhRead);
byte[] buffer = new byte[100];
int bytesRead = connection.readFile(fhRead, buffer, 0,
buffer.length);
connection.closeFile(fhRead);
String output = new String(buffer, 0, bytesRead, "UTF-8");
System.out.println("Read '" + output + "' from the file "
+ filename);
connection.deleteFile(filename);
System.out.println("File " + filename + " has been deleted");
} catch (Exception e) {
e.printStackTrace();
}
}
}