Package mars.venus.actions.help

Class HelpUpdateAction

java.lang.Object

javax.swing.AbstractAction

mars.venus.actions.VenusAction

mars.venus.actions.help.HelpUpdateAction

All Implemented Interfaces:

ActionListener, Serializable, Cloneable, EventListener, Action

public class HelpUpdateAction
extends VenusAction

Action for the Help -> Check for Updates menu item.

Author:

Colin Wong

See Also:

• Serialized Form

Field Summary

Fields inherited from class mars.venus.actions.VenusAction

gui, shortcut

Fields inherited from class javax.swing.AbstractAction

changeSupport, enabled

Fields inherited from interface javax.swing.Action

ACCELERATOR_KEY, ACTION_COMMAND_KEY, DEFAULT, DISPLAYED_MNEMONIC_INDEX_KEY, LARGE_ICON_KEY, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SELECTED_KEY, SHORT_DESCRIPTION, SMALL_ICON

Constructor Summary

Constructors

Constructor	Description
HelpUpdateAction(VenusUI gui, Integer mnemonic, KeyStroke accel)

Method Summary

Modifier and Type	Method	Description
void	actionPerformed(ActionEvent event)	Should be overridden by subclasses to carry out the action they represent.
static CompletableFuture<Map<ModuleDescriptor.Version,String>>	fetchReleases()	Asynchronously fetch the list of released versions using the GitHub API.

Methods inherited from class mars.venus.actions.VenusAction

getGUI, getName, getShortcut, registerShortcut, update

Methods inherited from class javax.swing.AbstractAction

addPropertyChangeListener, clone, firePropertyChange, getKeys, getPropertyChangeListeners, getValue, isEnabled, putValue, removePropertyChangeListener, setEnabled

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface javax.swing.Action

accept

Constructor Details

HelpUpdateAction

public HelpUpdateAction(VenusUI gui,
 Integer mnemonic,
 KeyStroke accel)

Method Details

actionPerformed

public void actionPerformed(ActionEvent event)

Description copied from class: VenusAction

Should be overridden by subclasses to carry out the action they represent.

Specified by:

actionPerformed in interface ActionListener

Specified by:

actionPerformed in class VenusAction

fetchReleases

public static CompletableFuture<Map<ModuleDescriptor.Version,String>> fetchReleases()

Asynchronously fetch the list of released versions using the GitHub API.

Returns:

A mapping from version identifiers to their corresponding user-facing release page URLs, wrapped in a CompletableFuture to enable asynchronous behavior. Note that this future completes exceptionally with an IOException if the HTTP GET request fails.