org.apache.jsieve
Class CommandManager

java.lang.Object
  org.apache.jsieve.CommandManager

public class CommandManager
extends java.lang.Object

Singleton class CommandManager maps Command names to configured Command implementation classes.

Method Summary

protected static CommandManager	computeInstance() Computes a new instance of the receiver.
protected java.lang.String	getClassName(java.lang.String name) Method getClassName answers the name of the class to which a Command name is mapped.
protected java.util.Map	getClassNameMap() Method getClassNameMap answers a Map of Command names and their class names.
static CommandManager	getInstance() Returns the sole instance of the receiver, lazily initialised if required.
boolean	isSupported(java.lang.String name) Method isSupported answers a boolean indicating if a Command name is configured.
java.lang.Class	lookup(java.lang.String name) Method lookup answers the class to which a Command name is mapped.
ExecutableCommand	newInstance(java.lang.String name) Method newInstance answers an instance of the class to which a Command name is mapped.
static void	resetInstance() Resets the sole instance.
protected static void	setInstance(CommandManager instance) Sets the sole instance of the receiver.
protected static void	updateInstance() Updates the sole instance.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static CommandManager getInstance()

Returns the sole instance of the receiver, lazily initialised if required.

Returns:

CommandManager

computeInstance

protected static CommandManager computeInstance()

Computes a new instance of the receiver.

Returns:

CommandManager

setInstance

protected static void setInstance(CommandManager instance)

Sets the sole instance of the receiver.

Parameters:

instance - The current instance to set

resetInstance

public static void resetInstance()

Resets the sole instance.

updateInstance

protected static void updateInstance()

Updates the sole instance.

lookup

public java.lang.Class lookup(java.lang.String name)
                       throws LookupException

Method lookup answers the class to which a Command name is mapped.

Parameters:

name - - The name of the Command

Returns:

Class - The class of the Command

Throws:

LookupException

newInstance

public ExecutableCommand newInstance(java.lang.String name)
                              throws LookupException

Method newInstance answers an instance of the class to which a Command name is mapped.

Parameters:

name - - The name of the Command

Returns:

Class - The class of the Command

Throws:

LookupException

isSupported

public boolean isSupported(java.lang.String name)

Method isSupported answers a boolean indicating if a Command name is configured.

Parameters:

name - - The Command name

Returns:

boolean - True if the Command name is configured.

getClassName

protected java.lang.String getClassName(java.lang.String name)
                                 throws LookupException

Method getClassName answers the name of the class to which a Command name is mapped.

Parameters:

name - - The name of the Command

Returns:

String - The name of the class

Throws:

LookupException

getClassNameMap

protected java.util.Map getClassNameMap()
                                 throws SieveConfigurationException

Method getClassNameMap answers a Map of Command names and their class names.

Returns:

Map

Throws:

SieveConfigurationException