Package repast.simphony.context

Class FormerDefaultContext<T>

java.lang.Object

repast.simphony.context.FormerDefaultContext<T>

All Implemented Interfaces:

Iterable<T>, Collection<T>, Context<T>, RepastElement

public class FormerDefaultContext<T>
extends Object
implements Context<T>

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	FormerDefaultContext.ContextHint

Field Summary

Fields

Modifier and Type	Field	Description
protected Context<T>	delegate
protected FormerDefaultContext.ContextHint	hint

Fields inherited from interface repast.simphony.context.Context

SYN_CONTEXT_PREFIX

Constructor Summary

Constructors

Constructor	Description
FormerDefaultContext()
FormerDefaultContext(Object name)
FormerDefaultContext(Object name, Object typeID)
FormerDefaultContext(Object name, Object typeID, FormerDefaultContext.ContextHint hint)
FormerDefaultContext(Object name, FormerDefaultContext.ContextHint hint)

Method Summary

Modifier and Type	Method	Description
boolean	add(T o)
boolean	addAll(Collection<? extends T> collection)
void	addContextListener(ContextListener<T> listener)
void	addProjection(Projection<? super T> projection)	Adds the specified Projection to this Context.
void	addSubContext(Context<? extends T> context)
void	addValueLayer(ValueLayer valueLayer)	Adds the specified ValueLayer to this Context.
void	clear()
boolean	contains(Object o)
boolean	containsAll(Collection<?> c)
Context	findContext(Object id)	This searches the specified context and its descendants for the context with the specified id.
Context	findParent(Object o)	Retrieves the context of the specified object starting with the specified Context.
Iterable<T>	getAgentLayer(Class<T> agentType)
Iterable<Class>	getAgentTypes()
Collection<ContextListener<T>>	getContextListeners()
Object	getId()
IndexedIterable<T>	getObjects(Class<?> clazz)	Gets a IndexedIterable over the all the objects in this context (and thus in the sub contexts) that are of the specified type.
Stream<T>	getObjectsAsStream(Class<?> clazz)	Gets a sequential Stream over the all the objects in this context (and thus in the sub contexts) that are of the specified type.
<X extends Projection<?>> X	getProjection(Class<X> projection, String name)	Gets the named projection.
Projection<?>	getProjection(String name)	Gets the named projection.
Collection<Projection<?>>	getProjections()	Gets an iterable over all the projections contained by this Context.
<X extends Projection<?>> Iterable<X>	getProjections(Class<X> clazz)	Gets all the projections in this Context of the specified type.
T	getRandomObject()	Gets an object in this context chosen at random from a uniform distribution.
Iterable<T>	getRandomObjects(Class<? extends T> clazz, long count)	Gets an iterable over a collection of objects chosen at random.
Stream<T>	getRandomObjectsAsStream(Class<? extends T> clazz, long count)	Gets a sequential Stream over a collection of objects chosen at random.
Context<? extends T>	getSubContext(Object id)
Iterable<Context<? extends T>>	getSubContexts()
Object	getTypeID()	Gets an id that indentifies the user-defined type of this context.
ValueLayer	getValueLayer(String name)	Gets the named ValueLayer.
Collection<ValueLayer>	getValueLayers()	Gets an iterable over the ValueLayer-s contained by this Context.
boolean	hasSubContext()	Method to check if subcontext(s) are present in the context
boolean	isEmpty()
Iterator<T>	iterator()
Iterable<T>	query(org.apache.commons.collections15.Predicate query)
boolean	remove(Object o)
boolean	removeAll(Collection<?> c)
void	removeContextListener(ContextListener<T> listener)
Projection<? super T>	removeProjection(String projectionName)	Removes the named projection from this Context.
void	removeSubContext(Context<? extends T> context)
ValueLayer	removeValueLayer(String name)	Removes the named ValueLayer from this Context.
boolean	retainAll(Collection<?> c)
void	setId(Object id)
void	setTypeID(Object id)	Sets an id that indentifies the user-defined type of this context.
int	size()
Object[]	toArray()
<U> U[]	toArray(U[] a)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Collection

equals, hashCode, parallelStream, removeIf, spliterator, stream, toArray

Methods inherited from interface java.lang.Iterable

forEach

Field Details

hint

protected transient FormerDefaultContext.ContextHint hint

delegate

protected Context<T> delegate

Constructor Details

FormerDefaultContext

public FormerDefaultContext()

FormerDefaultContext

public FormerDefaultContext(Object name)

FormerDefaultContext

public FormerDefaultContext(Object name,
 Object typeID)

FormerDefaultContext

public FormerDefaultContext(Object name,
 FormerDefaultContext.ContextHint hint)

FormerDefaultContext

public FormerDefaultContext(Object name,
 Object typeID,
 FormerDefaultContext.ContextHint hint)

Method Details

addContextListener

public void addContextListener(ContextListener<T> listener)

Specified by:

addContextListener in interface Context<T>

addProjection

public void addProjection(Projection<? super T> projection)

Description copied from interface: Context

Adds the specified Projection to this Context.

Specified by:

addProjection in interface Context<T>

Parameters:

projection - the projection to add

removeProjection

public Projection<? super T> removeProjection(String projectionName)

Removes the named projection from this Context.

Specified by:

removeProjection in interface Context<T>

Parameters:

projectionName - the name projection to remove

Returns:

the removed projection.

addSubContext

public void addSubContext(Context<? extends T> context)

Specified by:

addSubContext in interface Context<T>

getAgentLayer

public Iterable<T> getAgentLayer(Class<T> agentType)

Specified by:

getAgentLayer in interface Context<T>

getAgentTypes

public Iterable<Class> getAgentTypes()

Specified by:

getAgentTypes in interface Context<T>

getContextListeners

public Collection<ContextListener<T>> getContextListeners()

Specified by:

getContextListeners in interface Context<T>

getProjection

public Projection<?> getProjection(String name)

Description copied from interface: Context

Gets the named projection. This does not search subcontexts.

Specified by:

getProjection in interface Context<T>

Parameters:

name - the name of the projection to get

Returns:

the named projection.

getProjection

public <X extends Projection<?>> X getProjection(Class<X> projection,
 String name)

Description copied from interface: Context

Gets the named projection. This does not query subcontexts.

Specified by:

getProjection in interface Context<T>

Parameters:

projection - the type of the projection

name - the name of the projection to get

Returns:

the named projection.

getProjections

public Collection<Projection<?>> getProjections()

Description copied from interface: Context

Gets an iterable over all the projections contained by this Context.

Specified by:

getProjections in interface Context<T>

Returns:

an iterable over all the projections contained by this Context.

getProjections

public <X extends Projection<?>> Iterable<X> getProjections(Class<X> clazz)

Description copied from interface: Context

Gets all the projections in this Context of the specified type. This does not query subcontexts.

Specified by:

getProjections in interface Context<T>

Parameters:

clazz - the type of projections to get

Returns:

all the projections in this Context of the specified type.

getSubContext

public Context<? extends T> getSubContext(Object id)

Specified by:

getSubContext in interface Context<T>

findParent

public Context findParent(Object o)

Retrieves the context of the specified object starting with the specified Context. This will traverse into the specified context's sub contexts until it finds the lowest level context the object is in.

Specified by:

findParent in interface Context<T>

Parameters:

o - an object to find in the contexts

Returns:

the context that contains the object

findContext

public Context findContext(Object id)

This searches the specified context and its descendants for the context with the specified id. This searches through the contexts in a breadth-first manner, and will return the first context whose getId() method returns the specified id. This includes the start context.

Specified by:

findContext in interface Context<T>

Parameters:

id - the id of the context to search for

Returns:

the first context found with the given id, or null if no context is found

getSubContexts

public Iterable<Context<? extends T>> getSubContexts()

Specified by:

getSubContexts in interface Context<T>

query

public Iterable<T> query(org.apache.commons.collections15.Predicate query)

Specified by:

query in interface Context<T>

removeContextListener

public void removeContextListener(ContextListener<T> listener)

Specified by:

removeContextListener in interface Context<T>

removeSubContext

public void removeSubContext(Context<? extends T> context)

Specified by:

removeSubContext in interface Context<T>

getObjects

public IndexedIterable<T> getObjects(Class<?> clazz)

Gets a IndexedIterable over the all the objects in this context (and thus in the sub contexts) that are of the specified type.

Specified by:

getObjects in interface Context<T>

Parameters:

clazz - the type of objects to return

Returns:

a IndexedIterable over the all the objects in this context (and thus in the sub contexts) that are of the specified type.

getRandomObjects

public Iterable<T> getRandomObjects(Class<? extends T> clazz,
 long count)

Gets an iterable over a collection of objects chosen at random. The number of objects is determined by the specified count and the type of objects by the specified class. If the context contains less objects than the specified count, all the appropriate objects in the context will be returned.

If this is repeatedly called with a count equal to the number of objects in the context, the iteration order will be shuffled each time.

Specified by:

getRandomObjects in interface Context<T>

Parameters:

clazz - the class of the objects to return

count - the number of random objects to return

Returns:

an iterable over a collection of random objects

getRandomObject

public T getRandomObject()

Gets an object in this context chosen at random from a uniform distribution.

Specified by:

getRandomObject in interface Context<T>

Returns:

an object in this context chosen at random from a uniform distribution.

getId

public Object getId()

Specified by:

getId in interface RepastElement

setId

public void setId(Object id)

Specified by:

setId in interface RepastElement

getTypeID

public Object getTypeID()

Gets an id that indentifies the user-defined type of this context. A context type typically refers to the role the context plays in a particular model. For example, the type of the context may be "School" and the agents in that context would be "Pupils".

Specified by:

getTypeID in interface Context<T>

Returns:

an id that indentifies the user-defined type of this context.

setTypeID

public void setTypeID(Object id)

Sets an id that indentifies the user-defined type of this context. A context type typically refers to the role the context plays in a particular model. For example, the type of the context may be "School" and the agents in that context would be "Pupils".

Specified by:

setTypeID in interface Context<T>

Parameters:

id - the type id

clear

public void clear()

Specified by:

clear in interface Collection<T>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<T>

containsAll

public boolean containsAll(Collection<?> c)

Specified by:

containsAll in interface Collection<T>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<T>

iterator

public Iterator<T> iterator()

Specified by:

iterator in interface Collection<T>

Specified by:

iterator in interface Iterable<T>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<T>

removeAll

public boolean removeAll(Collection<?> c)

Specified by:

removeAll in interface Collection<T>

retainAll

public boolean retainAll(Collection<?> c)

Specified by:

retainAll in interface Collection<T>

size

public int size()

Specified by:

size in interface Collection<T>

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection<T>

toArray

public <U> U[] toArray(U[] a)

Specified by:

toArray in interface Collection<T>

add

public boolean add(T o)

Specified by:

add in interface Collection<T>

addAll

public boolean addAll(Collection<? extends T> collection)

Specified by:

addAll in interface Collection<T>

addValueLayer

public void addValueLayer(ValueLayer valueLayer)

Adds the specified ValueLayer to this Context.

Specified by:

addValueLayer in interface Context<T>

Parameters:

valueLayer - the ValueLayer to add

getValueLayer

public ValueLayer getValueLayer(String name)

Gets the named ValueLayer. This does not search subcontexts.

Specified by:

getValueLayer in interface Context<T>

Parameters:

name - the name of the ValueLayer to get

Returns:

the named ValueLayer.

getValueLayers

public Collection<ValueLayer> getValueLayers()

Gets an iterable over the ValueLayer-s contained by this Context.

Specified by:

getValueLayers in interface Context<T>

Returns:

an iterable over the ValueLayer-s contained by this Context.

removeValueLayer

public ValueLayer removeValueLayer(String name)

Removes the named ValueLayer from this Context.

Specified by:

removeValueLayer in interface Context<T>

Parameters:

name - the name of the ValueLayer to remove.

Returns:

the removed ValueLayer or null if the named ValueLayer was not found.

hasSubContext

public boolean hasSubContext()

Description copied from interface: Context

Method to check if subcontext(s) are present in the context

Specified by:

hasSubContext in interface Context<T>

Returns:

true if subcontext(s) are present and false if not

getObjectsAsStream

public Stream<T> getObjectsAsStream(Class<?> clazz)

Gets a sequential Stream over the all the objects in this context (and thus in the sub contexts) that are of the specified type.

Specified by:

getObjectsAsStream in interface Context<T>

Parameters:

clazz - the type of objects to return

Returns:

a Stream over the all the objects in this context (and thus in the sub contexts) that are of the specified type.

getRandomObjectsAsStream

public Stream<T> getRandomObjectsAsStream(Class<? extends T> clazz,
 long count)

Gets a sequential Stream over a collection of objects chosen at random. The number of objects is determined by the specified count and the type of objects by the specified class. If the context contains less objects than the specified count, all the appropriate objects in the context will be returned.

If this is repeatedly called with a count equal to the number of objects in the context, the iteration order will be shuffled each time.

Specified by:

getRandomObjectsAsStream in interface Context<T>

Parameters:

clazz - the class of the objects to return

count - the number of random objects to return

Returns:

a sequential Stream over a collection of random objects