org.casbin.jcasbin.persist

Interface Watcher

All Known Subinterfaces:

WatcherEx, WatcherUpdatable

public interface Watcher

Watcher is the interface for Casbin watchers.

Method Summary

Modifier and Type	Method and Description
void	setUpdateCallback(java.util.function.Consumer<java.lang.String> func) SetUpdateCallback sets the callback function that the watcher will call when the policy in DB has been changed by other instances.
void	setUpdateCallback(java.lang.Runnable runnable) SetUpdateCallback sets the callback function that the watcher will call when the policy in DB has been changed by other instances.
void	update() Update calls the update callback of other instances to synchronize their policy.

Method Detail

setUpdateCallback

void setUpdateCallback(java.lang.Runnable runnable)

SetUpdateCallback sets the callback function that the watcher will call when the policy in DB has been changed by other instances. A classic callback is Enforcer.loadPolicy().

Parameters:

runnable - the callback function, will be called when policy is updated.

setUpdateCallback

void setUpdateCallback(java.util.function.Consumer<java.lang.String> func)

SetUpdateCallback sets the callback function that the watcher will call when the policy in DB has been changed by other instances. A classic callback is Enforcer.loadPolicy().

Parameters:

func - the callback function, will be called when policy is updated.

update

void update()

Update calls the update callback of other instances to synchronize their policy. It is usually called after changing the policy in DB, like Enforcer.savePolicy(), Enforcer.addPolicy(), Enforcer.removePolicy(), etc.