com.goldencode.p2j.admin.client.application.home.console.acquiredlocks

Class AcquiredLocksPresenter

java.lang.Object

com.gwtplatform.mvp.client.HandlerContainerImpl

com.gwtplatform.mvp.client.PresenterWidget<V>

com.gwtplatform.mvp.client.Presenter<V,Proxy_>

com.goldencode.p2j.admin.client.application.home.BasePresenter<V,Proxy_>

com.goldencode.p2j.admin.client.application.home.PresenterWithStateMachine<AcquiredLocksPresenter.MyView,AcquiredLocksPresenter.MyProxy>

com.goldencode.p2j.admin.client.application.home.console.acquiredlocks.AcquiredLocksPresenter

All Implemented Interfaces:

AcquiredLocksUIHandler, com.google.gwt.event.shared.HasHandlers, com.google.gwt.user.client.ui.IsWidget, com.gwtplatform.mvp.client.HandlerContainer, com.gwtplatform.mvp.client.HasPopupSlot, com.gwtplatform.mvp.client.HasSlots, com.gwtplatform.mvp.client.UiHandlers

public class AcquiredLocksPresenter
extends PresenterWithStateMachine<AcquiredLocksPresenter.MyView,AcquiredLocksPresenter.MyProxy>
implements AcquiredLocksUIHandler

Manages acquired locks.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	AcquiredLocksPresenter.AcquiredLocksViewStates Defines the Acquired Locks View states
static interface	AcquiredLocksPresenter.MyProxy Defines the proxy place for GWTP framework.
static interface	AcquiredLocksPresenter.MyView This view interface that must be implemented by the concrete view according to GWTP framework.

Nested classes/interfaces inherited from class com.gwtplatform.mvp.client.Presenter

com.gwtplatform.mvp.client.Presenter.RevealType

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.LinkedHashSet<RecordInfo>	addedRecords New records added to the acquired records table but not locked yet
private AdminServiceAsync	adminService Administration server interface
private static boolean[]	ALL_BUTTONS Defines the buttons mask in which all buttons are enabled.
private static boolean[]	LOCK_TABLE_BUTTONS Defines the buttons mask in which the Lock and Unlock buttons are enabled.
private java.util.LinkedHashSet<RecordInfo>	lockedRecords All locked records
static com.gwtplatform.mvp.client.presenter.slots.NestedSlot	MODAL_CONTENT The attachment point for modal dialogs on this view
private ModalDialogs	modalDialogsManager The common modal dialogs manager
private static boolean[]	NO_RECORDS_STATE Defines the view transitional state in which the acquired lock table is empty.
private static boolean[]	SELECTION_BUTTONS Defines the buttons mask in which the Delete Selected button is enabled.
private static boolean[]	SELECTION_NOT_EMPTY_STATE Defines the view transitional state in which the acquired lock table has selected rows.
private Alarm	serverAlarmsManager The server alarms manager
private static boolean[]	TABLE_BUTTONS Defines the buttons mask in which the Lock and Delete All buttons are enabled.
private static boolean[]	THERE_IS_LOCK_STATE Defines the view transitional state in which the acquired lock table has locked records.
private static boolean[]	THERE_IS_RECORD_STATE Defines the view transitional state in which the acquired lock table has a one row at least.

Fields inherited from class com.goldencode.p2j.admin.client.application.home.BasePresenter

FILTER, filterExp, logger

Constructor Summary

Constructors

Constructor and Description
AcquiredLocksPresenter(com.google.web.bindery.event.shared.EventBus eventBus, AcquiredLocksPresenter.MyView view, AcquiredLocksPresenter.MyProxy proxy, com.gwtplatform.mvp.client.proxy.PlaceManager placeManager, ViewStateMachine viewStateMachine, AdminServiceAsync adminService, ModalDialogs modalDialogsManager, Alarm serverAlarmsManager) Defines the Acquired Locks presenter.

Method Summary

Modifier and Type	Method and Description
void	addRecordToLocks(java.lang.String databaseName, java.lang.String tableName, java.lang.Long recordID) Adds new unlocked record to the acquired locks table view.
void	deleteAllRecords() Delete all unlocked records from the acquired locks table.
void	deleteSelectedRecords(java.util.Set<RecordInfo> selected) Delete the selected unlocked records.
void	lockRecords() Executes the action to lock new added records from the acquired locks table.
void	prepareFromRequest(com.gwtplatform.mvp.shared.proxy.PlaceRequest request) Loads the data before the associated view will be displayed.
void	refreshDatabases() Retrieves all managed databases asynchronously and refreshes the corresponding widgets.
void	refreshTables(java.lang.String databaseName) Retrieves all tables from the given database asynchronously and refreshes the corresponding widgets.
void	setCurrentState(ViewStateMachine.TransitionState transitionState) Applies the given transitional state to the current state of the view state machine.
void	unlockRecords() Executes the action to unlock locked records.
private void	updateLockedRecords() Retrieves all locked records from the server asynchronously and refreshes the acquired locks table model and view if this action is completed successfully.
private void	updateLockedRecords(java.lang.Runnable command) Retrieves all locked records from the server asynchronously and refreshes the acquired locks table model and performs the ui command if this action is completed successfully.

Methods inherited from class com.goldencode.p2j.admin.client.application.home.PresenterWithStateMachine

changeState, restoreState, setState

Methods inherited from class com.goldencode.p2j.admin.client.application.home.BasePresenter

backTo, clearRequestParameter, getCurrentFilter, getCurrentParameter, getPlaceManager, getQueryParametersMap, getQueryString, getQueryString, setFilter, updateBrowserHistory

Methods inherited from class com.gwtplatform.mvp.client.Presenter

bind, forceReveal, getProxy, getRevealType, getSlot, revealInParent, setRevealType, setSlot, unbind, useManualReveal

Methods inherited from class com.gwtplatform.mvp.client.PresenterWidget

addHandler, addRegisteredHandler, addToPopupSlot, addToPopupSlot, addToSlot, addToSlot, addVisibleHandler, asWidget, clearSlot, clearSlot, equals, fireEvent, fireEvent, getChild, getChildren, getChildren, getEventBus, getView, hashCode, isVisible, onHide, onReset, onReveal, registerVisibleHandler, removeFromParentSlot, removeFromPopupSlot, removeFromSlot, removeFromSlot, setInSlot, setInSlot, setInSlot, setInSlot

Methods inherited from class com.gwtplatform.mvp.client.HandlerContainerImpl

isBound, onBind, onUnbind, registerHandler

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Field Detail

NO_RECORDS_STATE

private static final boolean[] NO_RECORDS_STATE

Defines the view transitional state in which the acquired lock table is empty.

THERE_IS_RECORD_STATE

private static final boolean[] THERE_IS_RECORD_STATE

Defines the view transitional state in which the acquired lock table has a one row at least.

THERE_IS_LOCK_STATE

private static final boolean[] THERE_IS_LOCK_STATE

Defines the view transitional state in which the acquired lock table has locked records.

SELECTION_NOT_EMPTY_STATE

private static final boolean[] SELECTION_NOT_EMPTY_STATE

Defines the view transitional state in which the acquired lock table has selected rows.

LOCK_TABLE_BUTTONS

private static final boolean[] LOCK_TABLE_BUTTONS

Defines the buttons mask in which the Lock and Unlock buttons are enabled.

SELECTION_BUTTONS

private static final boolean[] SELECTION_BUTTONS

Defines the buttons mask in which the Delete Selected button is enabled.

TABLE_BUTTONS

private static final boolean[] TABLE_BUTTONS

Defines the buttons mask in which the Lock and Delete All buttons are enabled.

ALL_BUTTONS

private static final boolean[] ALL_BUTTONS

Defines the buttons mask in which all buttons are enabled.

MODAL_CONTENT

public static final com.gwtplatform.mvp.client.presenter.slots.NestedSlot MODAL_CONTENT

The attachment point for modal dialogs on this view

adminService

private final AdminServiceAsync adminService

Administration server interface

serverAlarmsManager

private final Alarm serverAlarmsManager

The server alarms manager

modalDialogsManager

private final ModalDialogs modalDialogsManager

The common modal dialogs manager

lockedRecords

private final java.util.LinkedHashSet<RecordInfo> lockedRecords

All locked records

addedRecords

private final java.util.LinkedHashSet<RecordInfo> addedRecords

New records added to the acquired records table but not locked yet

Constructor Detail

AcquiredLocksPresenter

@Inject
AcquiredLocksPresenter(com.google.web.bindery.event.shared.EventBus eventBus,
                               AcquiredLocksPresenter.MyView view,
                               AcquiredLocksPresenter.MyProxy proxy,
                               com.gwtplatform.mvp.client.proxy.PlaceManager placeManager,
                               @Named(value="AcquiredLocksViewStateMachine")
                               ViewStateMachine viewStateMachine,
                               AdminServiceAsync adminService,
                               ModalDialogs modalDialogsManager,
                               Alarm serverAlarmsManager)

Defines the Acquired Locks presenter.

Parameters:

eventBus - The event bus

view - The associated view

proxy - The proxy place

placeManager - The place manager

viewStateMachine - The view state machine

adminService - The administration service

modalDialogsManager - The common modal dialogs manager

serverAlarmsManager - The server alarms

Method Detail

prepareFromRequest

public void prepareFromRequest(com.gwtplatform.mvp.shared.proxy.PlaceRequest request)

Loads the data before the associated view will be displayed.

Overrides:

prepareFromRequest in class com.gwtplatform.mvp.client.Presenter<AcquiredLocksPresenter.MyView,AcquiredLocksPresenter.MyProxy>

Parameters:

request - The current request

refreshDatabases

public void refreshDatabases()

Retrieves all managed databases asynchronously and refreshes the corresponding widgets.

Specified by:

refreshDatabases in interface AcquiredLocksUIHandler

refreshTables

public void refreshTables(java.lang.String databaseName)

Retrieves all tables from the given database asynchronously and refreshes the corresponding widgets.

Specified by:

refreshTables in interface AcquiredLocksUIHandler

Parameters:

databaseName - The given database

lockRecords

public void lockRecords()

Executes the action to lock new added records from the acquired locks table.

Specified by:

lockRecords in interface AcquiredLocksUIHandler

unlockRecords

public void unlockRecords()

Executes the action to unlock locked records.

Specified by:

unlockRecords in interface AcquiredLocksUIHandler

addRecordToLocks

public void addRecordToLocks(java.lang.String databaseName,
                             java.lang.String tableName,
                             java.lang.Long recordID)

Adds new unlocked record to the acquired locks table view.

Specified by:

addRecordToLocks in interface AcquiredLocksUIHandler

Parameters:

databaseName - The given database

tableName - The given table containing the target record

recordID - The target record identification number

updateLockedRecords

private void updateLockedRecords()

Retrieves all locked records from the server asynchronously and refreshes the acquired locks table model and view if this action is completed successfully.

updateLockedRecords

private void updateLockedRecords(java.lang.Runnable command)

Retrieves all locked records from the server asynchronously and refreshes the acquired locks table model and performs the ui command if this action is completed successfully.

Parameters:

command - The ui command

deleteSelectedRecords

public void deleteSelectedRecords(java.util.Set<RecordInfo> selected)

Delete the selected unlocked records. If the selected record is locked, then it cann't be removed from the acquired locks table. It is required to unlock records first and then delete selected records.

Specified by:

deleteSelectedRecords in interface AcquiredLocksUIHandler

Parameters:

selected - The set of selected records

deleteAllRecords

public void deleteAllRecords()

Delete all unlocked records from the acquired locks table.

Specified by:

deleteAllRecords in interface AcquiredLocksUIHandler

setCurrentState

public void setCurrentState(ViewStateMachine.TransitionState transitionState)

Applies the given transitional state to the current state of the view state machine.

Specified by:

setCurrentState in interface AcquiredLocksUIHandler

Parameters:

transitionState - The given transitional state