com.atlassian.plugin.manager.store

Class SynchronizedPluginPersistentStateStore

java.lang.Object

com.atlassian.plugin.manager.store.SynchronizedPluginPersistentStateStore

All Implemented Interfaces:

PluginPersistentStateStore

public class SynchronizedPluginPersistentStateStore
extends Object
implements PluginPersistentStateStore

A wrapper to add exclusion and logging to a PluginPersistentStateStore. This wrapper is intended as an interim measure to investigate and experiment with locking to avoid the worst symptoms of PLUG-1106. It's not designed to fix the underlying causes of the concurrency issues.

Since:

3.2.12

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SynchronizedPluginPersistentStateStore.LockMode

Constructor Summary

Constructors

Constructor and Description
SynchronizedPluginPersistentStateStore(PluginPersistentStateStore delegate)
SynchronizedPluginPersistentStateStore(PluginPersistentStateStore delegate, ReadWriteLock lock)

Method Summary

Modifier and Type	Method and Description
static String	getLockModeProperty()
PluginPersistentState	load() Get the saved activation state of loaded plugins or modules.
void	save(PluginPersistentState state) Put the current global state of plugin activation/deactivation into permanent storage.

Methods inherited from class java.lang.Object

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

Constructor Detail

SynchronizedPluginPersistentStateStore

public SynchronizedPluginPersistentStateStore(PluginPersistentStateStore delegate)

SynchronizedPluginPersistentStateStore

public SynchronizedPluginPersistentStateStore(PluginPersistentStateStore delegate,
                                              ReadWriteLock lock)

Method Detail

getLockModeProperty

@Internal
public static String getLockModeProperty()

save

public void save(PluginPersistentState state)

Description copied from interface: PluginPersistentStateStore

Put the current global state of plugin activation/deactivation into permanent storage. The map passed in should have keys of the form "plugin" or "plugin:module", and PluginEnabledState values representing whether the plugin or module is enabled and the timestamp when the plugin state was last changed).

Specified by:

save in interface PluginPersistentStateStore

Parameters:

state - the map of plugin and module activation states

load

public PluginPersistentState load()

Description copied from interface: PluginPersistentStateStore

Get the saved activation state of loaded plugins or modules. The map will be identical to the one described in savePluginState.

Specified by:

load in interface PluginPersistentStateStore

Returns:

the configured activation/deactivation state for plugins in this instance.