183 lines
6.2 KiB
HTML
183 lines
6.2 KiB
HTML
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE html
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html lang="en-us" xml:lang="en-us">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<meta name="security" content="public" />
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<meta name="Robots" content="index,follow" />
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<meta http-equiv="PICS-Label" content='(PICS-1.1 "http://www.icra.org/ratingsv02.html" l gen true r (cz 1 lz 1 nz 1 oz 1 vz 1) "http://www.rsac.org/ratingsv01.html" l gen true r (n 0 s 0 v 0 l 0) "http://www.classify.org/safesurf/" l gen true r (SS~~000 1))' />
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<meta name="DC.Type" content="reference" />
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<meta name="DC.Title" content="Example: Using IFS classes to copy a file from one directory to another" />
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<meta name="abstract" content="" />
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<meta name="description" content="" />
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<meta name="copyright" content="(C) Copyright IBM Corporation 2006" />
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<meta name="DC.Rights.Owner" content="(C) Copyright IBM Corporation 2006" />
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<meta name="DC.Format" content="XHTML" />
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<meta name="DC.Identifier" content="ifscopyfileexample" />
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<meta name="DC.Language" content="en-us" />
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<!-- All rights reserved. Licensed Materials Property of IBM -->
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<!-- US Government Users Restricted Rights -->
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<!-- Use, duplication or disclosure restricted by -->
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<!-- GSA ADP Schedule Contract with IBM Corp. -->
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<link rel="stylesheet" type="text/css" href="./ibmdita.css" />
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<link rel="stylesheet" type="text/css" href="./ic.css" />
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<title>Example: Using IFS classes to copy a file from one directory to another</title>
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</head>
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<body id="ifscopyfileexample"><a name="ifscopyfileexample"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Example: Using IFS classes to copy a file from one directory to another</h1>
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<div><p></p>
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<div class="section"><div class="note"><span class="notetitle">Note:</span> Read the <a href="codedisclaimer.htm#codedisclaimer">Code
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example disclaimer</a> for important legal information.</div>
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<pre>//////////////////////////////////////////////////////////////////////////////////
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//
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// IFSCopyFile example. This program uses the installable file system classes
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// to copy a file from one directory to another on the server.
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//
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// Command syntax:
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// IFSCopyFile system sourceName TargetName
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//
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// For example,
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// IFSCopyFile MySystem /path1/path2/file.ext /path3/path4/path5/file.ext
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//
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//////////////////////////////////////////////////////////////////////////////////
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import java.io.*;
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import java.util.*;
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import com.ibm.as400.access.*;
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public class IFSCopyFile extends Object
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{
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public static void main(String[] parameters)
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{
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System.out.println( " " );
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String sourceName = "";
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String targetName = "";
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String system = "";
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byte[] buffer = new byte[1024 * 64];
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IFSFileInputStream source = null;
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IFSFileOutputStream target = null;
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// if all three parameters were not specified, display help text and exit.
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if (parameters.length > 2)
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{
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// Assume the first parameter is the system name,
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// the second parameter is the source name and
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// the third parameter is the target name.
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system = parameters[0];
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sourceName = parameters[1];
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targetName = parameters[2];
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try
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{
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// Create an AS400 object for the server that holds the files.
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AS400 as400 = new AS400(system);
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// Open the source file for exclusive access.
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source = new IFSFileInputStream(as400, sourceName, IFSFileInputStream.SHARE_NONE);
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System.out.println("Source file successfully opened");
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// Open the target file for exclusive access.
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target = new IFSFileOutputStream(as400, targetName, IFSFileOutputStream.SHARE_NONE, false);
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System.out.println("Target file successfully opened");
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// Read the first 64K bytes from the source file.
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int bytesRead = source.read(buffer);
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// While there is data in the source file copy the data from
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// the source file to the target file.
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while (bytesRead > 0)
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{
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target.write(buffer, 0, bytesRead);
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bytesRead = source.read(buffer);
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}
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System.out.println("Data successfully copied");
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// Clean up by closing the source and target files.
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source.close();
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target.close();
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// Get the last changed date/time from the source file and
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// set it on the target file.
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IFSFile src = new IFSFile(as400, sourceName);
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long dateTime = src.lastModified();
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IFSFile tgt = new IFSFile(as400, targetName);
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tgt.setLastModified(dateTime);
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System.out.println("Date/Time successfully set on target file");
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System.out.println("Copy Successful");
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}
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catch (Exception e)
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{
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// If any of the above operations failed say the copy failed
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// and output the exception.
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System.out.println("Copy failed");
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System.out.println(e);
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}
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}
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// Display help text when parameters are incorrect.
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else
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{
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System.out.println("");
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System.out.println("");
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System.out.println("");
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System.out.println("Parameters are not correct. Command syntax is:");
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System.out.println("");
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System.out.println(" IFSCopyFile as400 source target");
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System.out.println("");
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System.out.println("Where");
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System.out.println("");
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System.out.println(" as400 = system that contains the files");
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System.out.println(" source = source file in /path/path/name format");
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System.out.println(" target = target file in /path/path/name format");
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System.out.println("");
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System.out.println("For example:");
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System.out.println("");
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System.out.println(" IFSCopyFile myAS400 /dir1/dir2/a.txt /dir3/b.txt");
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System.out.println("");
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System.out.println("");
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}
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System.exit(0);
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}
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}</pre>
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</div>
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</div>
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</body>
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</html>
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