java.lang.Object
- org.ldaptive.LdapURLActivatorService

```
public final class LdapURLActivatorService
extends Object
```
Singleton which manages a single thread that periodically tests inactive LDAP URLs.

Field Summary

Fields
Modifier and Type	Field	Description
`private static Duration`	`ACTIVATOR_PERIOD`	How often to test inactive connections.
`private static String`	`ACTIVATOR_PERIOD_PROPERTY`	Ldap activator period system property.
`private ScheduledThreadPoolExecutor`	`executor`	Executor for testing inactive URLs.
`private List<LdapURL>`	`inactiveUrls`	List of inactive URLs to test.
`private static LdapURLActivatorService`	`INSTANCE`	Instance of this singleton.

Constructor Summary

Constructors
Modifier Constructor Description

private LdapURLActivatorService()
Default constructor.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`(package private) void`	`clear()`	Removes all registered inactive URLs.
`List<LdapURL>`	`getInactiveUrls()`	Returns the list of inactive urls.
`static LdapURLActivatorService`	`getInstance()`	Returns the instance of this singleton.
`static Duration`	`getPeriod()`	Returns the activator period.
`void`	`registerUrl(LdapURL url)`	Registers an LDAP URL to be tested for activation.
`(package private) void`	`testInactiveUrls()`	Tests each registered URL.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - ACTIVATOR_PERIOD_PROPERTY
```
private static final String ACTIVATOR_PERIOD_PROPERTY
```
    Ldap activator period system property.
    
    See Also:
    
    Constant Field Values
  - ACTIVATOR_PERIOD
```
private static final Duration ACTIVATOR_PERIOD
```
    How often to test inactive connections.
  - INSTANCE
```
private static final LdapURLActivatorService INSTANCE
```
    Instance of this singleton.
  - inactiveUrls
```
private final List<LdapURL> inactiveUrls
```
    List of inactive URLs to test.
  - executor
```
private final ScheduledThreadPoolExecutor executor
```
    Executor for testing inactive URLs.
- Constructor Detail
  - LdapURLActivatorService
```
private LdapURLActivatorService()
```
    Default constructor.
- Method Detail
  - getInstance
```
public static LdapURLActivatorService getInstance()
```
    Returns the instance of this singleton.
    
    Returns:
    
    LDAP URL activator service
  - getPeriod
```
public static Duration getPeriod()
```
    Returns the activator period.
    
    Returns:
    
    activator period
  - registerUrl
```
public void registerUrl(LdapURL url)
```
    Registers an LDAP URL to be tested for activation. Once a URL becomes active it is automatically removed.
    
    Parameters:
    
    url - that is inactive and should be tested to become active
  - getInactiveUrls
```
public List<LdapURL> getInactiveUrls()
```
    Returns the list of inactive urls.
    
    Returns:
    
    inactive urls
  - testInactiveUrls
```
void testInactiveUrls()
```
    Tests each registered URL. Removes URLs that successfully activated.
  - clear
```
void clear()
```
    Removes all registered inactive URLs.

Class LdapURLActivatorService

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

ACTIVATOR_PERIOD_PROPERTY

ACTIVATOR_PERIOD

INSTANCE

inactiveUrls

executor

Constructor Detail

LdapURLActivatorService

Method Detail

getInstance

getPeriod

registerUrl

getInactiveUrls

testInactiveUrls

clear