Package org.gcube.informationsystem.discovery.knowledge

Class ModelKnowledge

java.lang.Object

org.gcube.informationsystem.discovery.knowledge.ModelKnowledge

public class ModelKnowledge
extends Object

Manages the discovered knowledge for a specific model, including type hierarchies and usage information.

Author:

Luca Frosini (ISTI - CNR)

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	created	Whether the knowledge base has been created.
protected Map<AccessType,Discovery<Element>>	discoveries	A map of discovery instances, keyed by access type.
protected Set<Package>	packages	The set of packages to be scanned.
protected Map<AccessType,Tree<Class<Element>>>	trees	A map of class hierarchy trees, keyed by access type.
protected Map<AccessType,UsageKnowledge>	usageKnowledges	A map of usage knowledge, keyed by access type.

Constructor Summary

Constructors

Constructor	Description
ModelKnowledge()	Constructs a new ModelKnowledge instance.

Method Summary

Modifier and Type	Method	Description
void	addPackages(Collection<Package> packages)	Adds a collection of packages to be scanned for model types.
void	createKnowledge()	Creates the knowledge base by discovering types, building hierarchies, and gathering usage information.
void	createKnowledge(boolean force)	Creates the knowledge base, with an option to force recreation.
Tree<Class<Element>>	getClassesTree(AccessType accessType)	Returns the class hierarchy tree for a specific access type.
Discovery<Element>	getDiscovery(AccessType accessType)	Returns the discovery instance for a specific access type.
UsageKnowledge	getUsageKnowledge(AccessType accessType)	Returns the usage knowledge for a specific access type.

Methods inherited from class java.lang.Object

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

Field Detail

created

protected boolean created

Whether the knowledge base has been created.

usageKnowledges

protected Map<AccessType,UsageKnowledge> usageKnowledges

A map of usage knowledge, keyed by access type.

trees

protected Map<AccessType,Tree<Class<Element>>> trees

A map of class hierarchy trees, keyed by access type.

discoveries

protected Map<AccessType,Discovery<Element>> discoveries

A map of discovery instances, keyed by access type.

packages

protected Set<Package> packages

The set of packages to be scanned.

Constructor Detail

ModelKnowledge

public ModelKnowledge()

Constructs a new ModelKnowledge instance.

Method Detail

getUsageKnowledge

public UsageKnowledge getUsageKnowledge(AccessType accessType)

Returns the usage knowledge for a specific access type.

Parameters:

accessType - The access type.

Returns:

The UsageKnowledge for the type.

Throws:

RuntimeException - if the knowledge has not yet been created.

createKnowledge

public void createKnowledge(boolean force)
                     throws Exception

Creates the knowledge base, with an option to force recreation.

Parameters:

force - true to force recreation of the knowledge base.

Throws:

Exception - if an error occurs during creation.

addPackages

public void addPackages(Collection<Package> packages)

Adds a collection of packages to be scanned for model types.

Parameters:

packages - The packages to add.

createKnowledge

public void createKnowledge()
                     throws Exception

Creates the knowledge base by discovering types, building hierarchies, and gathering usage information.

Throws:

Exception - if an error occurs during creation.

getClassesTree

public Tree<Class<Element>> getClassesTree(AccessType accessType)

Returns the class hierarchy tree for a specific access type.

Parameters:

accessType - The access type.

Returns:

The Tree of classes.

getDiscovery

public Discovery<Element> getDiscovery(AccessType accessType)

Returns the discovery instance for a specific access type.

Parameters:

accessType - The access type.

Returns:

The Discovery instance.