edu.pdx.cs.joy.core.WriteToFileTryWithResource Maven / Gradle / Ivy
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package edu.pdx.cs.joy.core;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.Writer;
/**
* This program does the same thing as WriteToFile but uses the new
* "try with resource" language feature of Java 7.
*/
public class WriteToFileTryWithResource {
/**
* The first argument is the file to write to.
*/
public static void main(String[] args) {
// Wrap a PrintWriter around System.err
PrintWriter err = new PrintWriter(System.err, true);
try (Writer 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);
}
}
}