org.red5.server.adapter
Class StatefulScopeWrappingAdapter

java.lang.Object
  org.red5.server.adapter.AbstractScopeAdapter
      org.red5.server.adapter.StatefulScopeWrappingAdapter

All Implemented Interfaces:

IEventHandler, IAttributeStore, IScopeAware, IScopeHandler, AttributeStoreMXBean

Direct Known Subclasses:

MultiThreadedApplicationAdapter

public class StatefulScopeWrappingAdapter
extends AbstractScopeAdapter
implements IScopeAware, IAttributeStore

StatefulScopeWrappingAdapter class wraps stateful IScope functionality. That is, it has attributes that you can work with, subscopes, associated resources and connections.

Field Summary

protected List<PluginDescriptor>	plugins List of plug-in descriptors
protected IScope	scope Wrapped scope

Constructor Summary

StatefulScopeWrappingAdapter()

Method Summary

boolean	createChildScope(String name) Creates child scope
Object	getAttribute(String name) Return the value for a given attribute.
Object	getAttribute(String name, Object defaultValue) Return the value for a given attribute and set it if it doesn't exist.
Set<String>	getAttributeNames() Get the attribute names.
Map<String,Object>	getAttributes() Wrapper for Scope#getAttributes
IScope	getChildScope(String name) Return child scope
Set<String>	getChildScopeNames() Iterator for child scope names
Set<IClient>	getClients() Getter for set of clients
Collection<Set<IConnection>>	getConnections() Returns all connections in the scope
IContext	getContext() Getter for context
int	getDepth() Getter for depth
String	getName() Getter for name
IScope	getParent() Return parent scope
String	getPath() Getter for stateful scope path
List<PluginDescriptor>	getPlugins() Returns any plug-ins descriptors added
Resource	getResource(String path) Return resource by name
Resource[]	getResources(String pattern) Returns array of resources (as Spring core Resource class instances)
IScope	getScope() Getter for wrapped scope
boolean	hasAttribute(String name) Check the object has an attribute.
boolean	hasChildScope(String name) Whether this scope has a child scope with given name
boolean	hasParent() If this scope has a parent
Set<IConnection>	lookupConnections(IClient client)
boolean	removeAttribute(String name) Remove an attribute.
void	removeAttributes() Remove all attributes.
boolean	setAttribute(String name, Object value) Set an attribute on this object.
boolean	setAttributes(IAttributeStore attributes) Set multiple attributes on this object.
boolean	setAttributes(Map<String,Object> attributes) Set multiple attributes on this object.
void	setPlugins(List<PluginDescriptor> plugins) Adds a list of plug-in descriptors
void	setScope(IScope scope) Set the scope the object is located in.
int	size() Size of the attribute store.

Methods inherited from class org.red5.server.adapter.AbstractScopeAdapter

addChildScope, checkBandwidth, checkBandwidthUp, connect, disconnect, handleEvent, join, leave, removeChildScope, serviceCall, setCanCallService, setCanConnect, setCanStart, setJoin, start, stop

Methods inherited from class java.lang.Object

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

Field Detail

scope

protected IScope scope

Wrapped scope

plugins

protected List<PluginDescriptor> plugins

List of plug-in descriptors

Constructor Detail

StatefulScopeWrappingAdapter

public StatefulScopeWrappingAdapter()

Method Detail

setScope

public void setScope(IScope scope)

Set the scope the object is located in.

Specified by:

setScope in interface IScopeAware

Parameters:

scope - Scope for this object

getScope

public IScope getScope()

Getter for wrapped scope

Returns:

Wrapped scope

getPlugins

public List<PluginDescriptor> getPlugins()

Returns any plug-ins descriptors added

Returns:

plug-in descriptor list

setPlugins

public void setPlugins(List<PluginDescriptor> plugins)

Adds a list of plug-in descriptors

Parameters:

plugins -

getAttribute

public Object getAttribute(String name)

Return the value for a given attribute.

Specified by:

getAttribute in interface IAttributeStore

Parameters:

name - the name of the attribute to get

Returns:

the attribute value or null if the attribute doesn't exist

getAttribute

public Object getAttribute(String name,
                           Object defaultValue)

Return the value for a given attribute and set it if it doesn't exist.

This is a utility function that internally performs the following code:

if (!hasAttribute(name)) setAttribute(name, defaultValue);
return getAttribute(name);


Specified by:

getAttribute in interface IAttributeStore

Parameters:

name - the name of the attribute to get

defaultValue - the value of the attribute to set if the attribute doesn't exist

Returns:

the attribute value

getAttributeNames

public Set<String> getAttributeNames()

Get the attribute names. The resulting set will be read-only.

Specified by:

getAttributeNames in interface IAttributeStore

Specified by:

getAttributeNames in interface AttributeStoreMXBean

Returns:

set containing all attribute names

getAttributes

public Map<String,Object> getAttributes()

Wrapper for Scope#getAttributes

Specified by:

getAttributes in interface IAttributeStore

Returns:

Scope attributes map

hasAttribute

public boolean hasAttribute(String name)

Check the object has an attribute.

Specified by:

hasAttribute in interface IAttributeStore

Specified by:

hasAttribute in interface AttributeStoreMXBean

Parameters:

name - the name of the attribute to check

Returns:

true if the attribute exists otherwise false

removeAttribute

public boolean removeAttribute(String name)

Remove an attribute.

Specified by:

removeAttribute in interface IAttributeStore

Specified by:

removeAttribute in interface AttributeStoreMXBean

Parameters:

name - the name of the attribute to remove

Returns:

true if the attribute was found and removed otherwise false

removeAttributes

public void removeAttributes()

Remove all attributes.

Specified by:

removeAttributes in interface IAttributeStore

Specified by:

removeAttributes in interface AttributeStoreMXBean

size

public int size()

Size of the attribute store.

Specified by:

size in interface IAttributeStore

Returns:

count of attributes

setAttribute

public boolean setAttribute(String name,
                            Object value)

Set an attribute on this object.

Specified by:

setAttribute in interface IAttributeStore

Parameters:

name - the name of the attribute to change

value - the new value of the attribute

Returns:

true if the attribute value changed otherwise false

setAttributes

public boolean setAttributes(IAttributeStore attributes)

Set multiple attributes on this object.

Specified by:

setAttributes in interface IAttributeStore

Parameters:

attributes - the attributes to set

Returns:

true if the attribute values changed otherwise false

setAttributes

public boolean setAttributes(Map<String,Object> attributes)

Set multiple attributes on this object.

Specified by:

setAttributes in interface IAttributeStore

Parameters:

attributes - the attributes to set

Returns:

true if the attribute values changed otherwise false

createChildScope

public boolean createChildScope(String name)

Creates child scope

Parameters:

name - Child scope name

Returns:

true on success, false otherwise

getChildScope

public IScope getChildScope(String name)

Return child scope

Parameters:

name - Child scope name

Returns:

Child scope with given name

getChildScopeNames

public Set<String> getChildScopeNames()

Iterator for child scope names

Returns:

collection of child scope names

getClients

public Set<IClient> getClients()

Getter for set of clients

Returns:

Set of clients

getConnections

public Collection<Set<IConnection>> getConnections()

Returns all connections in the scope

Returns:

Connections

getContext

public IContext getContext()

Getter for context

Returns:

Value for context

getDepth

public int getDepth()

Getter for depth

Returns:

Value for depth

getName

public String getName()

Getter for name

Returns:

Value for name

getParent

public IScope getParent()

Return parent scope

Returns:

Parent scope

getPath

public String getPath()

Getter for stateful scope path

Returns:

Value for path

hasChildScope

public boolean hasChildScope(String name)

Whether this scope has a child scope with given name

Parameters:

name - Child scope name

Returns:

true if it does have it, false otherwise

hasParent

public boolean hasParent()

If this scope has a parent

Returns:

true if this scope has a parent scope, false otherwise

lookupConnections

public Set<IConnection> lookupConnections(IClient client)

getResources

public Resource[] getResources(String pattern)
                        throws IOException

Returns array of resources (as Spring core Resource class instances)

Parameters:

pattern - Resource pattern

Returns:

Returns array of resources

Throws:

IOException - I/O exception

getResource

public Resource getResource(String path)

Return resource by name

Parameters:

path - Resource name

Returns:

Resource with given name