Package adams.core.classmanager

Class ClassManager

java.lang.Object

adams.core.logging.LoggingObject

adams.core.logging.CustomLoggingLevelObject

adams.core.classmanager.ClassManager

All Implemented Interfaces:

LoggingLevelHandler, LoggingSupporter, SizeOfHandler, Serializable

public class ClassManager
extends CustomLoggingLevelObject

Manages the loading of classes, delegates it to the responsible actual manager.

Author:

FracPete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ClassManager.NoManagerFound	Dummy manager to be used in mapping if no manager was found.

Field Summary

Fields

Modifier and Type	Field	Description
protected DefaultClassManager	m_DefaultManager	the default manager.
protected List<CustomClassManager>	m_Managers	the class managers.
protected Map<String,CustomClassManager>	m_Mapping	the relation between classname and manager.
protected ClassManager.NoManagerFound	m_NoManagerFound	the "no manager found" dummy.
protected static ClassManager	m_Singleton	the singleton.

Fields inherited from class adams.core.logging.LoggingObject

m_Logger, m_LoggingIsEnabled, m_LoggingLevel

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ClassManager()	Initializes the manager.

Method Summary

Modifier and Type	Method	Description
Object	deepCopy(Object o)	Creates a deep copy of the given object (must be serializable!).
Object	deepCopy(Object o, boolean silent)	Creates a deep copy of the given object (must be serializable!).
protected CustomClassManager	determineManager(String classname)	Determines the manager to use for the class.
Class	forName(String classname)	Obtains the Class for the name.
static ClassManager	getSingleton()	Returns the singleton of the class manager.
protected void	initialize()	Configures the actual managers and data structures.
boolean	isAvailable(String classname)	Checks whether the class can be loaded.
Map<String,Integer>	statistics()	Returns counts per class manager.

Methods inherited from class adams.core.logging.CustomLoggingLevelObject

setLoggingLevel

Methods inherited from class adams.core.logging.LoggingObject

configureLogger, getLogger, getLoggingLevel, initializeLogging, isLoggingEnabled, sizeOf

Methods inherited from class java.lang.Object

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

Methods inherited from interface adams.core.logging.LoggingLevelHandler

getLoggingLevel

Field Detail

m_Managers

protected List<CustomClassManager> m_Managers

the class managers.

m_DefaultManager

protected DefaultClassManager m_DefaultManager

the default manager.

m_NoManagerFound

protected ClassManager.NoManagerFound m_NoManagerFound

the "no manager found" dummy.

m_Mapping

protected Map<String,CustomClassManager> m_Mapping

the relation between classname and manager.

m_Singleton

protected static ClassManager m_Singleton

the singleton.

Constructor Detail

ClassManager

protected ClassManager()

Initializes the manager.

Method Detail

initialize

protected void initialize()

Configures the actual managers and data structures.

determineManager

protected CustomClassManager determineManager(String classname)

Determines the manager to use for the class.

Parameters:

classname - the class to get the manager for

Returns:

the manager

forName

public Class forName(String classname)
              throws Exception

Obtains the Class for the name.

Parameters:

classname - the class to load

Returns:

the class

Throws:

Exception - if loading failed

isAvailable

public boolean isAvailable(String classname)

Checks whether the class can be loaded.

Parameters:

classname - the class name to check

Returns:

true if the class exists

deepCopy

public Object deepCopy(Object o)

Creates a deep copy of the given object (must be serializable!). Returns null in case of an error.

Parameters:

o - the object to copy

Returns:

the deep copy

deepCopy

public Object deepCopy(Object o,
                       boolean silent)

Creates a deep copy of the given object (must be serializable!). Returns null in case of an error.

Parameters:

o - the object to copy

silent - whether to suppress error output

Returns:

the deep copy

statistics

public Map<String,Integer> statistics()

Returns counts per class manager.

Returns:

the statistics

getSingleton

public static ClassManager getSingleton()

Returns the singleton of the class manager.

Returns:

the singleton