ZIPのエントリを出力

function hello(){

  var file = Components.classes["@mozilla.org/file/local;1"]

    .createInstance(Components.interfaces.nsILocalFile);

  file.initWithPath("C:\\foo.zip");

  var zip = Components.classes["@mozilla.org/libjar/zip-reader;1"]

    .createInstance(Components.interfaces.nsIZipReader);

  zip.init(file);

  zip.open();


  var e = [];

  var ite = zip.findEntries("*");

  while (ite.hasMoreElements()) {

    var entry = ite.getNext();

    entry = entry.QueryInterface(Components.interfaces.nsIZipEntry);

    e.push(entry.name);

  }

  zip.close();


  alert(e.join("\n"));

}