Input and Output - Java - page 419

Example 10-12. UnZip.java
public public class UnZip {

/** Constants for mode listing or mode extracting. */
public

class UnZip

public static static enum enum Mode {

LIST ,
EXTRACT ;

};
/** Whether we are extracting or just printing TOC */
protected protected Mode mode = Mode . LIST ;

/** The ZipFile that is used to read an archive */
protected protected ZipFile zippy ;

/** The buffer for reading/writing the ZipFile data */
protected

protected byte byte [] b = new new byte byte [ 8092 ];;

/** Simple main program, construct an UnZipper, process each
* .ZIP file from argv[] through that object.
*/
public

public static void main ( String [] argv ) {

UnZip u = new

static void

new UnZip ();

for for ( int int i = 0 ; i < argv . length ; i ++) {

iif ( "-x" . equals ( argv [ i ])) {
u . setMode ( Mode . EXTRACT );
continue continue ;

}
String candidate = argv [ i ];
// System.err.println("Trying path " + candidate);
iif ( candidate . endsWith ( ".zip" ) ||
candidate . endsWith ( ".jar" ))
u . unZip ( candidate );

else else System . err . println ( "Not a zip file? " + candidate );

}
System . err . println ( "All done!" );

}

/** Set the Mode (list, extract). */
protected protected void void setMode ( Mode m ) {

mode = m ;

}

/** Cache of paths we've mkdir()ed. */
protected protected SortedSet < String > dirsMade ;