edu.pdx.cs.joy.core.WriteToFile Maven / Gradle / Ivy
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package edu.pdx.cs.joy.core;
import java.io.*;
/**
* This program writes the arguments from the command line to a text
* file. It demonstrates the FileWriter class.
*/
public class WriteToFile {
private static PrintWriter err;
/**
* The first argument is the file to write to.
*/
public static void main(String[] args) {
// Wrap a PrintWriter around System.err
err = new PrintWriter(System.err, true);
// Make a new FileWriter
Writer writer;
try {
writer = new FileWriter(args[0]);
// Write the command line arguments to the file
for (int i = 1; i < args.length; i++) {
writer.write(args[i]);
writer.write('\n');
}
// All done
writer.flush();
writer.close();
} catch (IOException ex) {
err.println("** " + ex);
}
}
}