task ask << {
        def user = System.console().readLine("what is your user ? ")
        def pass = System.console().readPassword("what is your password ? ")
        println user
        println pass
}

import groovy.swing.SwingBuilder
task show << {
/*
def pass2 = ''
new SwingBuilder().edt {
  dialog(modal: true, // Otherwise the build will continue running before you closed the dialog
      title: 'Enter password', // Dialog title
      alwaysOnTop: true, // pretty much what the name says
      resizable: false, // Don't allow the user to resize the dialog
      locationRelativeTo: null, // Place dialog in center of the screen
      pack: true, // We need to pack the dialog (so it will take the size of it's children
      show: true // Let's show it
  ) {
    vbox { // Put everything below each other
      label(text: "Please enter key passphrase:")
      input = passwordField()
      button(defaultButton: true, text: 'OK', actionPerformed: {
        pass = input.password; // Set pass variable to value of input field
        dispose(); // Close dialog
      })
    }
  }
}
*/
        println "something"
}