Package edu.cmu.tetrad.data

Class KnowledgeGroup

java.lang.Object

edu.cmu.tetrad.data.KnowledgeGroup

All Implemented Interfaces:

TetradSerializable, Serializable

public final class KnowledgeGroup
extends Object
implements TetradSerializable

Represents a "Other Group" in Knowledge, which can be understood as: Group1 -> Group2 where there are edges between all members of Group1 to Group2.

Immutable.

Author:

Tyler Gibson

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final int	FORBIDDEN
static final int	REQUIRED	The types of groups (Can an enum be used instead?)

Constructor Summary

Constructors

Constructor	Description
KnowledgeGroup(int type)	Constructs an empty instance of a knowledge group.
KnowledgeGroup(int type, Set<String> from, Set<String> to)	Constructs a group given the type.

Method Summary

Modifier and Type	Method	Description
boolean	containsEdge(KnowledgeEdge edge)
boolean	equals(Object o)	Equals when they are the same type and have the same edges.
List<KnowledgeEdge>	getEdges()
Set<String>	getFromVariables()
Set<String>	getToVariables()
int	getType()
int	hashCode()	Computes a hashcode.
boolean	isEmpty()	States whether this group is empty, that is there is no edges in it (Note there may be some partial information though).
static KnowledgeGroup	serializableInstance()	Generates a simple exemplar of this class to test serialization.

Methods inherited from class java.lang.Object

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

Field Details

REQUIRED

public static final int REQUIRED

The types of groups (Can an enum be used instead?)

See Also:

• Constant Field Values

FORBIDDEN

public static final int FORBIDDEN

See Also:

• Constant Field Values

Constructor Details

KnowledgeGroup

public KnowledgeGroup(int type,
 Set<String> from,
 Set<String> to)

Constructs a group given the type.

Parameters:

type - - the type

KnowledgeGroup

public KnowledgeGroup(int type)

Constructs an empty instance of a knowledge group.

Method Details

serializableInstance

public static KnowledgeGroup serializableInstance()

Generates a simple exemplar of this class to test serialization.

getType

public int getType()

isEmpty

public boolean isEmpty()

States whether this group is empty, that is there is no edges in it (Note there may be some partial information though).

getFromVariables

public Set<String> getFromVariables()

getToVariables

public Set<String> getToVariables()

getEdges

public List<KnowledgeEdge> getEdges()

Returns:

- edges.

containsEdge

public boolean containsEdge(KnowledgeEdge edge)

hashCode

public int hashCode()

Computes a hashcode.

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Equals when they are the same type and have the same edges.

Overrides:

equals in class Object