EVALUATION

see parent CR
                                     

WORK AROUND

import java.io.LineNumberReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.FileInputStream;
import java.io.PushbackInputStream;
import java.util.zip.GZIPInputStream;

public class test extends GZIPInputStream {

	public test(InputStream is) 
	throws java.io.IOException {
       super(is);
    }

	public int readConcatGZ()
	throws java.io.IOException {
			//send in file path as arg[0]
			InputStreamReader isr = new InputStreamReader(this);
			LineNumberReader lnr = new LineNumberReader(isr);
			String line;
			while((line = lnr.readLine()) != null) {
				System.out.println(line);
		    }

		    int rem = inf.getRemaining();
			rem -= 8;
			if (rem > 1){
		       ((PushbackInputStream) in).unread(buf,len-rem,rem);
			   inf.reset();
			}

			return rem;
	}

    public static void main (String[] args) {
		try{
			FileInputStream fis = new FileInputStream( args[0] );
			PushbackInputStream pis = new PushbackInputStream(fis, 1024);
			int n;
			do{
		       test t = new test(pis);
			   n = t.readConcatGZ();
			}while(n > 0);
		}
		catch(Throwable e){
			System.err.println(e);
			e.printStackTrace();
		}
    }
}