com.wowza.wms.sharedobject

Class SharedObject

Object

com.wowza.wms.sharedobject.SharedObject

All Implemented Interfaces:

ISharedObject

public class SharedObject
extends Object
implements ISharedObject

Field Summary

Fields

Modifier and Type	Field and Description
static int	READACCESS
static int	WRITEACCESS

Fields inherited from interface com.wowza.wms.sharedobject.ISharedObject

FILEEXTENSION, SHAREDOBJECT_CMD_CONNECT, SHAREDOBJECT_CMD_CONNECTSUCCESS, SHAREDOBJECT_CMD_DELETE, SHAREDOBJECT_CMD_DISCONNECT, SHAREDOBJECT_CMD_ERROR, SHAREDOBJECT_CMD_SEND, SHAREDOBJECT_CMD_SETVALUE, SHAREDOBJECT_STATUS_CHANGE, SHAREDOBJECT_STATUS_CLEAR, SHAREDOBJECT_STATUS_DELETE, SHAREDOBJECT_STATUS_SUCCESS

Constructor Summary

Constructors

Constructor and Description
SharedObject(String name) Create new shared object
SharedObject(String name, boolean isPersistent, String storageDir) Create new shared object

Method Summary

Methods

Modifier and Type	Method and Description
void	acquire() Increment the reference count to this shared object.
void	addClient(IClient client) Add a client to this shared object.
void	addSlotListener(ISharedObjectSlotNotify slotListener) Add a slot listener.
void	clear() Clear all properties from a shared object
void	close() Force close this shared object (not implemented)
boolean	containsProperty(String slotName) Returns true is slot/property name exists
boolean	containsSlot(String slotName) Returns true is slot/property name exists
void	deleteSlot(IClient client, String slotName) Remove a slot (property)
void	deleteSlot(String slotName) Remove slot (property)
void	disconnect(IClient client) Disconnect client from shared object.
void	flush() Flush (write to disk) shared object
static boolean[]	getAccess(IClient client, String soName)
java.util.List<com.wowza.wms.sharedobject.SharedObjectClient>	getClients() Get a list of client that are connected to this shared object.
void	getClientUpdates(IClient client)
String	getName() Get shared object name
ISharedObjects	getParent() Get the shared object container to which this shared object belongs.
AMFData	getProperty(String slotName) Get slot (property) value.
int	getRefCount() Get the current reference (clients) connected to this shared object.
ISharedObjectSlot	getSlot(String name) Get ISharedObjectSlot interface to a slot (property) by name
java.util.List<String>	getSlotNames() Get a list of slot (property) names
java.util.List<ISharedObjectSlot>	getSlots() Get a list of active slots
String	getStorageDir() Get path used to store shared object.
int	getVersion() Get the internval version number.
boolean	isClient(IClient client) Is this client connected to shared object
boolean	isPersistent() Is this shared object being persisted.
void	load()
void	lock() Lock a shared object for write access
void	notifySlotDelete(ISharedObjectSlot slot)
void	notifySlotSetValue(ISharedObjectSlot slot)
int	purge(int version) Purge all deleted properties older than the version number
void	putSlot(String name, ISharedObjectSlot slot) Add a new slot (property) to a shared object.
void	release() Descrement the reference count to this shared object.
void	removeClient(IClient client) Remove a client from this shared object.
void	removeSlotListener(ISharedObjectSlotNotify slotListener) Remove slot listener
void	send(String handlerName) Call client side handler attached to shared object (no parameters).
void	send(String handlerName, Object... params) Call client side handler attached to shared object.
void	sendInternal(IClient client, String handlerName, byte[] msgBytes)
void	sendInternal(IClient client, String handlerName, byte[] msgBytes, AMFDataContextDeserialize context)
void	sendInternal(String handlerName, AMFData[] params)
void	setName(String name) Set shared object name
void	setParent(ISharedObjects parent)
void	setPersistent(boolean isPersistent) Set is shared object persisted.
void	setProperty(String slotName, AMFData data) Set slot (property) value as AMFData object.
void	setProperty(String slotName, boolean value) Set slot (property) value as a boolean value (will be wrapped in an AMFDataItem object)
void	setProperty(String slotName, java.util.Date value) Set slot (property) value as a date value (will be wrapped in an AMFDataItem object)
void	setProperty(String slotName, double value) Set slot (property) value as a double value (will be wrapped in an AMFDataItem object)
void	setProperty(String slotName, int value) Set slot (property) value as a int value (will be wrapped in an AMFDataItem object)
void	setProperty(String slotName, long value) Set slot (property) value as a long value (will be wrapped in an AMFDataItem object)
void	setProperty(String slotName, String value) Set slot (property) value as a string value (will be wrapped in an AMFDataItem object)
void	setSlotValue(IClient client, String slotName, AMFData amfData)
void	setSlotValue(IClient client, String slotName, byte[] byteData)
void	setSlotValue(IClient client, String slotName, byte[] byteData, AMFData amfData)
void	setSlotValue(IClient client, String slotName, byte[] byteData, AMFData amfData, AMFDataContextDeserialize context)
void	setSlotValue(IClient client, String slotName, byte[] byteData, AMFDataContextDeserialize context)
void	setStorageDir(String storageDir) Set path used to store shared object.
void	setVersion(int version) Set the internal version number.
int	size() Get the number of active slot (properties).
void	unlock() Unlock a shared object for write access
void	writeDeleteError(IClient client, String soName, boolean isPersistent, String slotName, String errorMsg) Write an delete error message back to the client
static void	writeError(IClient client, String soName, boolean isPersistent, String errorMsg, boolean isConnect)
void	writeSetValueError(IClient client, String soName, boolean isPersistent, String slotName, String errorMsg) Write an set value error message back to the client

Methods inherited from class Object

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

Field Detail

READACCESS

public static final int READACCESS

See Also:

Constant Field Values

WRITEACCESS

public static final int WRITEACCESS

See Also:

Constant Field Values

Constructor Detail

SharedObject

public SharedObject(String name)

Create new shared object

Parameters:

name - shared object name

SharedObject

public SharedObject(String name,
            boolean isPersistent,
            String storageDir)

Create new shared object

Parameters:

name - shared object name

isPersistent - is persistent

storageDir - storage directory for persistent shared object

Method Detail

acquire

public void acquire()

Description copied from interface: ISharedObject

Increment the reference count to this shared object.

Specified by:

acquire in interface ISharedObject

addClient

public void addClient(IClient client)

Description copied from interface: ISharedObject

Add a client to this shared object.

Specified by:

addClient in interface ISharedObject

Parameters:

client - client

addSlotListener

public void addSlotListener(ISharedObjectSlotNotify slotListener)

Description copied from interface: ISharedObject

Add a slot listener. Will receive the following events: onSlotSetValue and onSlotDelete

Specified by:

addSlotListener in interface ISharedObject

Parameters:

slotListener - slot listener

clear

public void clear()

Description copied from interface: ISharedObject

Clear all properties from a shared object

Specified by:

clear in interface ISharedObject

close

public void close()

Description copied from interface: ISharedObject

Force close this shared object (not implemented)

Specified by:

close in interface ISharedObject

containsProperty

public boolean containsProperty(String slotName)

Description copied from interface: ISharedObject

Returns true is slot/property name exists

Specified by:

containsProperty in interface ISharedObject

Parameters:

slotName - slot/property name

Returns:

true is slot/property name exists

containsSlot

public boolean containsSlot(String slotName)

Description copied from interface: ISharedObject

Returns true is slot/property name exists

Specified by:

containsSlot in interface ISharedObject

Parameters:

slotName - slot/property name

Returns:

true is slot/property name exists

deleteSlot

public void deleteSlot(IClient client,
              String slotName)

Description copied from interface: ISharedObject

Remove a slot (property)

Specified by:

deleteSlot in interface ISharedObject

Parameters:

client - client removing slot or null if server side code

slotName - slot (property) name

deleteSlot

public void deleteSlot(String slotName)

Description copied from interface: ISharedObject

Remove slot (property)

Specified by:

deleteSlot in interface ISharedObject

Parameters:

slotName - slot (property) name

disconnect

public void disconnect(IClient client)

Description copied from interface: ISharedObject

Disconnect client from shared object.

Specified by:

disconnect in interface ISharedObject

Parameters:

client - client to disconnect

flush

public void flush()

Description copied from interface: ISharedObject

Flush (write to disk) shared object

Specified by:

flush in interface ISharedObject

getAccess

public static boolean[] getAccess(IClient client,
                  String soName)

getClients

public java.util.List<com.wowza.wms.sharedobject.SharedObjectClient> getClients()

Description copied from interface: ISharedObject

Get a list of client that are connected to this shared object.

Specified by:

getClients in interface ISharedObject

Returns:

list of client that are connected to this shared object

getClientUpdates

public void getClientUpdates(IClient client)

getName

public String getName()

Description copied from interface: ISharedObject

Get shared object name

Specified by:

getName in interface ISharedObject

Returns:

shared object name

getParent

public ISharedObjects getParent()

Description copied from interface: ISharedObject

Get the shared object container to which this shared object belongs.

Specified by:

getParent in interface ISharedObject

Returns:

shared object container

getProperty

public AMFData getProperty(String slotName)

Description copied from interface: ISharedObject

Get slot (property) value.

Specified by:

getProperty in interface ISharedObject

Parameters:

slotName - slot (property) name

Returns:

slot (property) value as AMFData object

getRefCount

public int getRefCount()

Description copied from interface: ISharedObject

Get the current reference (clients) connected to this shared object. Includes unbalanced count of calls to acquire.

Specified by:

getRefCount in interface ISharedObject

Returns:

the current reference (clients) connected to this shared object

getSlot

public ISharedObjectSlot getSlot(String name)

Description copied from interface: ISharedObject

Get ISharedObjectSlot interface to a slot (property) by name

Specified by:

getSlot in interface ISharedObject

Parameters:

name - slot (property) name

Returns:

ISharedObjectSlot interface

getSlotNames

public java.util.List<String> getSlotNames()

Description copied from interface: ISharedObject

Get a list of slot (property) names

Specified by:

getSlotNames in interface ISharedObject

Returns:

list of slot (property) names

getSlots

public java.util.List<ISharedObjectSlot> getSlots()

Description copied from interface: ISharedObject

Get a list of active slots

Specified by:

getSlots in interface ISharedObject

Returns:

list of active slots

getStorageDir

public String getStorageDir()

Description copied from interface: ISharedObject

Get path used to store shared object.

Specified by:

getStorageDir in interface ISharedObject

Returns:

path used to store shared object

getVersion

public int getVersion()

Description copied from interface: ISharedObject

Get the internval version number.

Specified by:

getVersion in interface ISharedObject

Returns:

internval version number

isClient

public boolean isClient(IClient client)

Description copied from interface: ISharedObject

Is this client connected to shared object

Specified by:

isClient in interface ISharedObject

Parameters:

client - client

Returns:

true if client is conencted to shared object

isPersistent

public boolean isPersistent()

Description copied from interface: ISharedObject

Is this shared object being persisted.

Specified by:

isPersistent in interface ISharedObject

Returns:

true if shared object is being persisted

load

public void load()

lock

public void lock()

Description copied from interface: ISharedObject

Lock a shared object for write access

Specified by:

lock in interface ISharedObject

notifySlotDelete

public void notifySlotDelete(ISharedObjectSlot slot)

notifySlotSetValue

public void notifySlotSetValue(ISharedObjectSlot slot)

purge

public int purge(int version)

Description copied from interface: ISharedObject

Purge all deleted properties older than the version number

Specified by:

purge in interface ISharedObject

Returns:

number of slots purged

putSlot

public void putSlot(String name,
           ISharedObjectSlot slot)

Description copied from interface: ISharedObject

Add a new slot (property) to a shared object.

Specified by:

putSlot in interface ISharedObject

Parameters:

name - slot (property) name

slot - new slot

release

public void release()

Description copied from interface: ISharedObject

Descrement the reference count to this shared object.

Specified by:

release in interface ISharedObject

removeClient

public void removeClient(IClient client)

Description copied from interface: ISharedObject

Remove a client from this shared object.

Specified by:

removeClient in interface ISharedObject

Parameters:

client - client

removeSlotListener

public void removeSlotListener(ISharedObjectSlotNotify slotListener)

Description copied from interface: ISharedObject

Remove slot listener

Specified by:

removeSlotListener in interface ISharedObject

Parameters:

slotListener - slot listener

send

public void send(String handlerName)

Description copied from interface: ISharedObject

Call client side handler attached to shared object (no parameters).

Specified by:

send in interface ISharedObject

Parameters:

handlerName - handler name

send

public void send(String handlerName,
        Object... params)

Description copied from interface: ISharedObject

Call client side handler attached to shared object.

Specified by:

send in interface ISharedObject

Parameters:

handlerName - handler name

params - variable argument list of parameters

sendInternal

public void sendInternal(IClient client,
                String handlerName,
                byte[] msgBytes)

sendInternal

public void sendInternal(IClient client,
                String handlerName,
                byte[] msgBytes,
                AMFDataContextDeserialize context)

sendInternal

public void sendInternal(String handlerName,
                AMFData[] params)

setName

public void setName(String name)

Description copied from interface: ISharedObject

Set shared object name

Specified by:

setName in interface ISharedObject

Parameters:

name - shared object name

setParent

public void setParent(ISharedObjects parent)

setPersistent

public void setPersistent(boolean isPersistent)

Description copied from interface: ISharedObject

Set is shared object persisted.

Specified by:

setPersistent in interface ISharedObject

Parameters:

isPersistent - true if shared object is being persisted

setProperty

public void setProperty(String slotName,
               AMFData data)

Description copied from interface: ISharedObject

Set slot (property) value as AMFData object.

Specified by:

setProperty in interface ISharedObject

Parameters:

slotName - slot (property) name

data - slot value as AMFData object. Example: new AMFDataItem((double)1.234) or new AMFDataItem()

setProperty

public void setProperty(String slotName,
               boolean value)

Description copied from interface: ISharedObject

Set slot (property) value as a boolean value (will be wrapped in an AMFDataItem object)

Specified by:

setProperty in interface ISharedObject

Parameters:

slotName - slot (property) name

value - boolean value

setProperty

public void setProperty(String slotName,
               java.util.Date value)

Description copied from interface: ISharedObject

Set slot (property) value as a date value (will be wrapped in an AMFDataItem object)

Specified by:

setProperty in interface ISharedObject

Parameters:

slotName - slot (property) name

value - date value

setProperty

public void setProperty(String slotName,
               double value)

Description copied from interface: ISharedObject

Set slot (property) value as a double value (will be wrapped in an AMFDataItem object)

Specified by:

setProperty in interface ISharedObject

Parameters:

slotName - slot (property) name

value - double value

setProperty

public void setProperty(String slotName,
               int value)

Description copied from interface: ISharedObject

Set slot (property) value as a int value (will be wrapped in an AMFDataItem object)

Specified by:

setProperty in interface ISharedObject

Parameters:

slotName - slot (property) name

value - int value

setProperty

public void setProperty(String slotName,
               long value)

Description copied from interface: ISharedObject

Set slot (property) value as a long value (will be wrapped in an AMFDataItem object)

Specified by:

setProperty in interface ISharedObject

Parameters:

slotName - slot (property) name

value - long value

setProperty

public void setProperty(String slotName,
               String value)

Description copied from interface: ISharedObject

Set slot (property) value as a string value (will be wrapped in an AMFDataItem object)

Specified by:

setProperty in interface ISharedObject

Parameters:

slotName - slot (property) name

value - string value

setSlotValue

public void setSlotValue(IClient client,
                String slotName,
                AMFData amfData)

setSlotValue

public void setSlotValue(IClient client,
                String slotName,
                byte[] byteData)

setSlotValue

public void setSlotValue(IClient client,
                String slotName,
                byte[] byteData,
                AMFData amfData)

setSlotValue

public void setSlotValue(IClient client,
                String slotName,
                byte[] byteData,
                AMFData amfData,
                AMFDataContextDeserialize context)

setSlotValue

public void setSlotValue(IClient client,
                String slotName,
                byte[] byteData,
                AMFDataContextDeserialize context)

setStorageDir

public void setStorageDir(String storageDir)

Description copied from interface: ISharedObject

Set path used to store shared object.

Specified by:

setStorageDir in interface ISharedObject

Parameters:

storageDir - path used to store shared object

setVersion

public void setVersion(int version)

Description copied from interface: ISharedObject

Set the internal version number.

Specified by:

setVersion in interface ISharedObject

Parameters:

version - internal version number

size

public int size()

Description copied from interface: ISharedObject

Get the number of active slot (properties). Deleted slots are not counted.

Specified by:

size in interface ISharedObject

Returns:

number of active slot (properties). Deleted slots are not counted

unlock

public void unlock()

Description copied from interface: ISharedObject

Unlock a shared object for write access

Specified by:

unlock in interface ISharedObject

writeDeleteError

public void writeDeleteError(IClient client,
                    String soName,
                    boolean isPersistent,
                    String slotName,
                    String errorMsg)

Description copied from interface: ISharedObject

Write an delete error message back to the client

Specified by:

writeDeleteError in interface ISharedObject

Parameters:

client - client removing slot or null if server side code

soName - sharedObject name

isPersistent - is persistent

slotName - slot name

errorMsg - error message

writeError

public static void writeError(IClient client,
              String soName,
              boolean isPersistent,
              String errorMsg,
              boolean isConnect)

writeSetValueError

public void writeSetValueError(IClient client,
                      String soName,
                      boolean isPersistent,
                      String slotName,
                      String errorMsg)

Description copied from interface: ISharedObject

Write an set value error message back to the client

Specified by:

writeSetValueError in interface ISharedObject

Parameters:

client - client removing slot or null if server side code

soName - sharedObject name

isPersistent - is persistent

slotName - slot name

errorMsg - error message