ConfigRepository (Tigase XMPP Server 7.1.2 API)

java.lang.Object
- tigase.db.comp.ConfigRepository<Item>

Type Parameters:

Item -

All Implemented Interfaces:

Iterable<Item>, ComponentRepository<Item>, Repository

Direct Known Subclasses:

ClConConfigRepository, CompConfigRepository, UserRepoRepository
```
public abstract class ConfigRepository<Item extends RepositoryItem>
extends Object
implements ComponentRepository<Item>
```
Created: Oct 3, 2009 2:58:41 PM

Version:

$Rev$

Author:

Artur Hefczyc

Nested Class Summary
- Nested classes/interfaces inherited from interface tigase.db.Repository
  Repository.Meta

Field Summary

Fields
Modifier and Type Field and Description

protected Map<String,Item> items
Field description

protected int itemsHash
- Fields inherited from interface tigase.db.comp.ComponentRepository
  COMP_REPO_BIND

Fields
Modifier and Type	Field and Description
`protected Map<String,Item>`	`items` Field description
`protected int`	`itemsHash`

Constructor Summary

Constructors
Constructor and Description

ConfigRepository()

Constructors
Constructor and Description
`ConfigRepository()`

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`addItem(Item item)` The method adds a new or updates existing Item in the repository.
`void`	`addItemNoStore(Item item)` The method adds a new or updates existing Item.
`void`	`addRepoChangeListener(RepositoryChangeListenerIfc<Item> repoChangeListener)` Adds a listener for repository Item change.
`Collection<Item>`	`allItems()` Returns a collection with all items stored in the repository.
`boolean`	`contains(String key)` The method checks whether the item is stored in the repository.
`abstract String`	`getConfigKey()` Method description
`abstract String[]`	`getDefaultPropetyItems()` Method description
`void`	`getDefaults(Map<String,Object> defs, Map<String,Object> params)` The method is called to obtain default configuration settings if there are any for this repository implementation The configuration settings are implementation dependent and there are no defaults set by the server.
`Item`	`getItem(String key)` The method returns all item configuration parameters for a key or `null` if the item does not exist in the repository.
`abstract String`	`getPropertyKey()` Method description
`protected void`	`initItemsMap()` Method create instance of items Map.
`boolean`	`itemChanged(Item oldItem, Item newItem)` Method description
`Iterator<Item>`	`iterator()`
`void`	`reload()` This method is called to reload items from the database or other permanent storage.
`void`	`removeItem(String key)` The method is called to remove given Item from the memory cache and permanent storage.
`void`	`removeRepoChangeListener(RepositoryChangeListenerIfc<Item> repoChangeListener)` Removes a listener for repository Item change.
`void`	`setAutoloadTimer(long delay)` Sets autoload task to periodically reload data from database.
`void`	`setProperties(Map<String,Object> properties)` The method is called to set configuration for this repository implementation.
`int`	`size()` The method returns number of items in the repository.
`void`	`store()` The method is called to store all data in the database.
`String`	`toString()`
`String`	`validateItem(Item item)` Performs Item validation to check whether it meets the repository policy.

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

Methods inherited from interface tigase.db.comp.ComponentRepository
destroy, getItemInstance

Methods inherited from interface java.lang.Iterable
forEach, spliterator

Methods inherited from interface tigase.db.Repository
initRepository

- Field Detail
  - items
```
protected Map<String,Item extends RepositoryItem> items
```
    Field description
  - itemsHash
```
protected int itemsHash
```
- Constructor Detail
  - ConfigRepository
```
public ConfigRepository()
```
- Method Detail
  - setAutoloadTimer
```
public void setAutoloadTimer(long delay)
```
    Description copied from interface: ComponentRepository
    
    Sets autoload task to periodically reload data from database.
    
    Specified by:
    
    setAutoloadTimer in interface ComponentRepository<Item extends RepositoryItem>
    
    Parameters:
    
    delay - in seconds between each database reload.
  - addRepoChangeListener
```
public void addRepoChangeListener(RepositoryChangeListenerIfc<Item> repoChangeListener)
```
    Description copied from interface: ComponentRepository
    
    Adds a listener for repository Item change.
    
    Specified by:
    
    addRepoChangeListener in interface ComponentRepository<Item extends RepositoryItem>
  - removeRepoChangeListener
```
public void removeRepoChangeListener(RepositoryChangeListenerIfc<Item> repoChangeListener)
```
    Description copied from interface: ComponentRepository
    
    Removes a listener for repository Item change.
    
    Specified by:
    
    removeRepoChangeListener in interface ComponentRepository<Item extends RepositoryItem>
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - getConfigKey
```
public abstract String getConfigKey()
```
    Method description
  - getDefaultPropetyItems
```
public abstract String[] getDefaultPropetyItems()
```
    Method description
  - getPropertyKey
```
public abstract String getPropertyKey()
```
    Method description
  - addItem
```
public void addItem(Item item)
```
    Description copied from interface: ComponentRepository
    
    The method adds a new or updates existing Item in the repository. It needs to have all fields set correctly. After this method call is finished a new added item must be available in the component repository. The method adds the item to memory cache and permanent storage.
    
    Specified by:
    
    addItem in interface ComponentRepository<Item extends RepositoryItem>
    
    Parameters:
    
    item - a Item with all it's configuration parameters.
  - addItemNoStore
```
public void addItemNoStore(Item item)
```
    Description copied from interface: ComponentRepository
    
    The method adds a new or updates existing Item. It needs to have all fields set correctly. After this method call is finished a new added item must be available in the component repository. The method adds the item to memory cache but not to a permanent storage.
    
    Specified by:
    
    addItemNoStore in interface ComponentRepository<Item extends RepositoryItem>
    
    Parameters:
    
    item - a Item with all it's configuration parameters.
  - initItemsMap
```
protected void initItemsMap()
```
    Method create instance of items Map. By overriding it it's possible to change implementation and it's settings.
  - itemChanged
```
public boolean itemChanged(Item oldItem,
                           Item newItem)
```
    Method description
    
    Parameters:
    
    oldItem -
    
    newItem -
  - allItems
```
public Collection<Item> allItems()
```
    Description copied from interface: ComponentRepository
    
    Returns a collection with all items stored in the repository.
    
    Specified by:
    
    allItems in interface ComponentRepository<Item extends RepositoryItem>
  - contains
```
public boolean contains(String key)
```
    Description copied from interface: ComponentRepository
    
    The method checks whether the item is stored in the repository.
    
    Specified by:
    
    contains in interface ComponentRepository<Item extends RepositoryItem>
    
    Parameters:
    
    key - a String with key to search for.
    
    Returns:
    
    a boolean value true if the item exists in the repository or false of it does not.
  - getDefaults
```
public void getDefaults(Map<String,Object> defs,
                        Map<String,Object> params)
```
    Description copied from interface: ComponentRepository
    
    The method is called to obtain default configuration settings if there are any for this repository implementation The configuration settings are implementation dependent and there are no defaults set by the server. Default settings returned by this method are then saved in the configuration file and presented to the admin for further adjustments.
    
    Specified by:
    
    getDefaults in interface ComponentRepository<Item extends RepositoryItem>
    
    Parameters:
    
    defs - is a Map collection where all repository configuration defaults must be put.
    
    params - is a Map collection with some preset properties for the server. These settings can be used to adjust repository defaults, for example they can contain database connection URL or initial list of virtual domains.
  - getItem
```
public Item getItem(String key)
```
    Description copied from interface: ComponentRepository
    
    The method returns all item configuration parameters for a key or null if the item does not exist in the repository.
    
    Specified by:
    
    getItem in interface ComponentRepository<Item extends RepositoryItem>
    
    Parameters:
    
    key - a String with item identifier to search for.
    
    Returns:
    
    a Item for a given key or null if the item is not in the repository.
  - iterator
```
public Iterator<Item> iterator()
```
    Specified by:
    
    iterator in interface Iterable<Item extends RepositoryItem>
  - reload
```
public void reload()
```
    Description copied from interface: ComponentRepository
    
    This method is called to reload items from the database or other permanent storage. It is possible that items list is modified externally by third-party system. When all modifications are done this method is called to refresh the class cache. Whether the implementation load whole list or just last modifications is implementation dependent.
    
    Specified by:
    
    reload in interface ComponentRepository<Item extends RepositoryItem>
  - removeItem
```
public void removeItem(String key)
```
    Description copied from interface: ComponentRepository
    
    The method is called to remove given Item from the memory cache and permanent storage. After this method is completed the item should no longer be available in the component repository.
    
    Specified by:
    
    removeItem in interface ComponentRepository<Item extends RepositoryItem>
    
    Parameters:
    
    key - a String with domain name to remove.
  - setProperties
```
public void setProperties(Map<String,Object> properties)
```
    Description copied from interface: ComponentRepository
    
    The method is called to set configuration for this repository implementation. The configuration is repository implementation dependent. There are no default settings for the repository.
    
    Specified by:
    
    setProperties in interface ComponentRepository<Item extends RepositoryItem>
    
    Parameters:
    
    properties - a Map with configuration settings. Content of this Map must not be modified. This read-only collection.
  - size
```
public int size()
```
    Description copied from interface: ComponentRepository
    
    The method returns number of items in the repository.
    
    Specified by:
    
    size in interface ComponentRepository<Item extends RepositoryItem>
    
    Returns:
    
    an int value with number of items in the repository.
  - store
```
public void store()
```
    Description copied from interface: ComponentRepository
    
    The method is called to store all data in the database. It is used when the repository has been changed in some way and the changes have to be put to a permanent storage for later retrieval.
    
    Specified by:
    
    store in interface ComponentRepository<Item extends RepositoryItem>
  - validateItem
```
public String validateItem(Item item)
```
    Description copied from interface: ComponentRepository
    
    Performs Item validation to check whether it meets the repository policy. If validation is successful the method returns null, otherwise it returns an error description.
    
    Specified by:
    
    validateItem in interface ComponentRepository<Item extends RepositoryItem>
    
    Parameters:
    
    item - is an Item object to perform validation checking upon.
    
    Returns:
    
    null on success and an error message otherwise.

Class ConfigRepository<Item extends RepositoryItem>

Nested Class Summary

Nested classes/interfaces inherited from interface tigase.db.Repository

Field Summary

Fields inherited from interface tigase.db.comp.ComponentRepository

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Methods inherited from interface tigase.db.comp.ComponentRepository

Methods inherited from interface java.lang.Iterable

Methods inherited from interface tigase.db.Repository

Field Detail

items

itemsHash

Constructor Detail

ConfigRepository

Method Detail

setAutoloadTimer

addRepoChangeListener

removeRepoChangeListener

toString

getConfigKey

getDefaultPropetyItems

getPropertyKey

addItem

addItemNoStore

initItemsMap

itemChanged

allItems

contains

getDefaults

getItem

iterator

reload

removeItem

setProperties

size

store

validateItem