gzipcompress.java

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//: GZIPcompress.java
// Uses Java 1.1 GZIP compression to compress a file whose name is passed on the command line

import java.io.*;
import java.util.zip.*;

public class GZIPcompress {
	public static void main(String[] args) {
		try {
			BufferedReader in = 
				new BufferedReader(
					new FileReader(args[0]));
			BufferedOutputStream out = 
				new BufferedOutputStream(
					new GZIPOutputStream(
						new FileOutputStream("test.gz")));
			System.out.println("Writing file");
			int c;
			while ( (c=in.read()) != -1 )
				out.write(c);
			in.close();
			out.close();
			System.out.println("Reading file");
			BufferedReader in2 = 
				new BufferedReader(
					new InputStreamReader(
						new GZIPInputStream(
							new FileInputStream("test.gz"))));
			String s;
			while ( (s=in2.readLine()) != null )
				System.out.println(s);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
}