artisynth.core.modelbase

Class ComponentList<C extends ModelComponent>

java.lang.Object

artisynth.core.modelbase.ModelComponentBase

artisynth.core.modelbase.ComponentList<C>

All Implemented Interfaces:

ComponentChangeListener, ComponentListView<C>, CompositeComponent, IndexedComponentList, ModelComponent, MutableCompositeComponent<C>, PostScannable, java.lang.Cloneable, java.lang.Iterable<C>, java.util.Collection<C>, HasProperties, HierarchyNode, ListView<C>, ParameterizedClass, Scannable

Direct Known Subclasses:

CollisionBehaviorList, CollisionResponseList, ForceEffectorList, ModelBase, ReferenceListBase, RenderableComponentList

public class ComponentList<C extends ModelComponent>
extends ModelComponentBase
implements ComponentListView<C>, MutableCompositeComponent<C>, java.lang.Iterable<C>, java.util.Collection<C>, ParameterizedClass

Nested Class Summary

Nested classes/interfaces inherited from interface artisynth.core.modelbase.CompositeComponent

CompositeComponent.NavpanelDisplay

Nested classes/interfaces inherited from interface artisynth.core.modelbase.ModelComponent

ModelComponent.NavpanelVisibility

Field Summary

Fields

Modifier and Type	Field and Description
static CompositeComponent.NavpanelDisplay	DEFAULT_NAVPANEL_DISPLAY
static PropertyList	myProps

Fields inherited from class artisynth.core.modelbase.ModelComponentBase

enforceUniqueCompositeNames, enforceUniqueNames, myNumber, NULL_OBJ, useCompactPathNames

Constructor Summary

Constructors

Constructor and Description
ComponentList(java.lang.Class<C> type)
ComponentList(java.lang.Class<C> type, java.lang.String name)
ComponentList(java.lang.Class<C> type, java.lang.String name, java.lang.String shortName)

Method Summary

Modifier and Type	Method and Description
boolean	add(C comp) Adds a component to this MutableCompositeComponent.
void	add(C comp, int idx)
boolean	addAll(java.util.Collection<? extends C> c)
void	addComponents(ModelComponent[] comps, int[] indices, int ncomps) Adds a set of components to this MutableCompositeComponent.
boolean	addFixed(C comp)
boolean	addNumbered(C comp, int number)
void	clear()
java.lang.Object	clone()
void	componentChanged(ComponentChangeEvent e) Notifies this composite component that a change has occured within one or more of its descendants.
boolean	contains(C comp) Faster implementation using component parent pointer.
boolean	contains(java.lang.Object obj) Returns true if a particular element is contained in this list.
boolean	containsAll(java.util.Collection<?> c)
ComponentList<C>	copy(int flags, java.util.Map<ModelComponent,ModelComponent> copyMap)
void	ensureCapacity(int cap)
C	findComponent(java.lang.String path) Recursively searches for a subcomponent of this ModelComponent, identified by a path of component names.
C	get(int idx) Get the component at a particular index, or null if there is no such component.
C	get(java.lang.String nameOrNumber) Get the component with particular name, or null if there is no such component.
PropertyList	getAllPropertyInfo() Returns a list giving static information about all properties exported by this object.
C	getByNumber(int num) Get the component with the specified number, or null if there is no such component.
java.util.Iterator<? extends HierarchyNode>	getChildren()
CompositeComponent.NavpanelDisplay	getNavpanelDisplay() Returns the DisplayMode for this component.
int	getNumberLimit() Returns the current upper limit for numbers among all subcomponents in this composite.
boolean	getOneBasedNumbering() Queries if one-based numbering is enabled for this component list.
java.lang.Class<C>	getParameterType() Returns the base type for the class parameterization.
java.lang.String	getShortName() Gets the short name of this component list.
boolean	hasChildren()
boolean	hasParameterizedType() Queries whether this class explicitly utilizes a parameterized type.
boolean	hierarchyContainsReferences() Returns true if the component hierarchy formed by this component and its descendents is closed with respect to references.
int	indexOf(ModelComponent comp) Get the index of a particular component in this list, or -1 if the specified component is not present.
void	invalidateNumbers() Invalidates stored numbers in cases where component numbers have been manually changed
boolean	isEditable() Queries whether or not this component is editable from the ArtiSynth GUI.
boolean	isEmpty()
java.util.Iterator<C>	iterator() Return an iterator over all components in this list.
int	nextComponentNumber() Returns the number that will be assigned to the next component added to this list.
int	numComponents() Returns the number of components in this CompositeComponent.
void	postscan(java.util.Deque<ScanToken> tokens, CompositeComponent ancestor) Performs any required post-scanning for this component.
C	remove(int idx)
boolean	remove(java.lang.Object obj) Removes a component from this MutableCompositeComponent, returning true if the componet was in fact found and removed.
void	removeAll()
boolean	removeAll(java.util.Collection<?> c)
void	removeComponents(ModelComponent[] comps, int[] indices, int ncomps) Removes a set of components from this MutableCompositeComponent.
void	resetNumbersToIndices() Reset the numbering so that numbers and indices match.
boolean	retainAll(java.util.Collection<?> c)
void	scan(ReaderTokenizer rtok, java.lang.Object ref) Scans this element from a ReaderTokenizer.
C	set(int idx, C comp)
void	setEditable(boolean editable)
void	setNavpanelDisplay(CompositeComponent.NavpanelDisplay mode) Sets the display mode for this component.
C	setNumbered(int idx, C comp, int number)
void	setOneBasedNumbering(boolean enable) Sets whether or not one-based numbering is enabled for this component list.
void	setShortName(java.lang.String name)
int	size() Get the number of components in this list.
java.lang.Object[]	toArray()
<C> C[]	toArray(C[] array)
void	updateNameMap(java.lang.String newName, java.lang.String oldName, ModelComponent comp)

Methods inherited from class artisynth.core.modelbase.ModelComponentBase

checkFlag, checkName, checkNameUniqueness, clearFlag, connectToHierarchy, createTempFlag, disconnectFromHierarchy, getGrandParent, getHardReferences, getName, getNameRange, getNavpanelVisibility, getNavpanelVisibility, getNumber, getParent, getProperty, getSoftReferences, hasState, isFixed, isMarked, isScanning, isSelected, isWritable, makeValidName, makeValidName, notifyParentOfChange, printReferences, recursivelyContained, recursivelyContains, removeTempFlag, setFixed, setFlag, setMarked, setName, setNavpanelVisibility, setNavpanelVisibility, setNumber, setParent, setScanning, setSelected, setWritable, updateReferences, write

Methods inherited from class java.lang.Object

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

Methods inherited from interface artisynth.core.modelbase.ComponentListView

getName

Methods inherited from interface java.util.Collection

equals, hashCode, parallelStream, removeIf, spliterator, stream

Methods inherited from interface java.lang.Iterable

forEach

Methods inherited from interface artisynth.core.modelbase.ModelComponent

connectToHierarchy, disconnectFromHierarchy, getHardReferences, getName, getNavpanelVisibility, getNumber, getParent, getSoftReferences, hasState, isFixed, isMarked, isSelected, notifyParentOfChange, setFixed, setMarked, setName, setNumber, setParent, setSelected, setWritable, updateReferences

Methods inherited from interface maspack.properties.HasProperties

getProperty

Methods inherited from interface maspack.util.Scannable

isWritable, write

Field Detail

DEFAULT_NAVPANEL_DISPLAY

public static CompositeComponent.NavpanelDisplay DEFAULT_NAVPANEL_DISPLAY

myProps

public static PropertyList myProps

Constructor Detail

ComponentList

public ComponentList(java.lang.Class<C> type)

ComponentList

public ComponentList(java.lang.Class<C> type,
                     java.lang.String name)

ComponentList

public ComponentList(java.lang.Class<C> type,
                     java.lang.String name,
                     java.lang.String shortName)

Method Detail

getAllPropertyInfo

public PropertyList getAllPropertyInfo()

Description copied from interface: HasProperties

Returns a list giving static information about all properties exported by this object.

Specified by:

getAllPropertyInfo in interface HasProperties

Overrides:

getAllPropertyInfo in class ModelComponentBase

Returns:

static information for all exported properties

get

public C get(java.lang.String nameOrNumber)

Get the component with particular name, or null if there is no such component.

Specified by:

get in interface ComponentListView<C extends ModelComponent>

Specified by:

get in interface CompositeComponent

Parameters:

nameOrNumber - name of the component

Returns:

component with specified name

getByNumber

public C getByNumber(int num)

Get the component with the specified number, or null if there is no such component.

Specified by:

getByNumber in interface ComponentListView<C extends ModelComponent>

Specified by:

getByNumber in interface CompositeComponent

Parameters:

num - number of the component

Returns:

component with specified number

numComponents

public int numComponents()

Returns the number of components in this CompositeComponent.

Specified by:

numComponents in interface CompositeComponent

Specified by:

numComponents in interface IndexedComponentList

Returns:

number of subcomponents

indexOf

public int indexOf(ModelComponent comp)

Get the index of a particular component in this list, or -1 if the specified component is not present.

Specified by:

indexOf in interface ComponentListView<C extends ModelComponent>

Specified by:

indexOf in interface CompositeComponent

Parameters:

comp - component to search for

Returns:

index of the component within this list

findComponent

public C findComponent(java.lang.String path)

Recursively searches for a subcomponent of this ModelComponent, identified by a path of component names.

Specified by:

findComponent in interface CompositeComponent

Parameters:

path - path leading to the subcomponent

Returns:

named subcomponent, or null if the component does not exist.

getNumberLimit

public int getNumberLimit()

Returns the current upper limit for numbers among all subcomponents in this composite. This is one greater than the maximum subcomponent number currently assigned. A value of 0 means that there are no subcomponents. This method is useful for creating and sizing arrays whose contents are indexed by component numbers.

Specified by:

getNumberLimit in interface CompositeComponent

Returns:

upper limit for numbers among all subcomponents

getNavpanelDisplay

public CompositeComponent.NavpanelDisplay getNavpanelDisplay()

Returns the DisplayMode for this component. This specifies how the component should be displayed in a navigation panel.

Specified by:

getNavpanelDisplay in interface CompositeComponent

Returns:

display mode for this component

setNavpanelDisplay

public void setNavpanelDisplay(CompositeComponent.NavpanelDisplay mode)

Sets the display mode for this component. This controls how the component is displayed in a navigation panel. The default setting is NORMAL.

Parameters:

mode - new display mode

componentChanged

public void componentChanged(ComponentChangeEvent e)

Notifies this composite component that a change has occured within one or more of its descendants. When this occurs, the composite may need to invalidate cached information that depends on the descendants.

This method should propagate the notification up the component hierarchy by calling notifyParentOfChange.

Specified by:

componentChanged in interface ComponentChangeListener

Specified by:

componentChanged in interface CompositeComponent

Parameters:

e - optional argument giving specific information about the change

updateNameMap

public void updateNameMap(java.lang.String newName,
                          java.lang.String oldName,
                          ModelComponent comp)

Specified by:

updateNameMap in interface CompositeComponent

hierarchyContainsReferences

public boolean hierarchyContainsReferences()

Returns true if the component hierarchy formed by this component and its descendents is closed with respect to references. In other words, all components referenced by components within the hierarchy are themselves components within the hierarchy.

In particular, this means that one does not need to search outside the hierarchy when looking for dependencies.

Specified by:

hierarchyContainsReferences in interface CompositeComponent

Returns:

true if this component's hierarchy is closed with respect to references.

nextComponentNumber

public int nextComponentNumber()

Returns the number that will be assigned to the next component added to this list.

Specified by:

nextComponentNumber in interface ComponentListView<C extends ModelComponent>

Returns:

next component number for this list

size

public int size()

Description copied from interface: ComponentListView

Get the number of components in this list.

Specified by:

size in interface ComponentListView<C extends ModelComponent>

Specified by:

size in interface java.util.Collection<C extends ModelComponent>

Specified by:

size in interface ListView<C extends ModelComponent>

Returns:

number of components

get

public C get(int idx)

Description copied from interface: ComponentListView

Get the component at a particular index, or null if there is no such component.

Specified by:

get in interface ComponentListView<C extends ModelComponent>

Specified by:

get in interface CompositeComponent

Specified by:

get in interface IndexedComponentList

Specified by:

get in interface ListView<C extends ModelComponent>

Parameters:

idx - index of the component

Returns:

component at specified index

iterator

public java.util.Iterator<C> iterator()

Description copied from interface: ComponentListView

Return an iterator over all components in this list.

Specified by:

iterator in interface ComponentListView<C extends ModelComponent>

Specified by:

iterator in interface java.lang.Iterable<C extends ModelComponent>

Specified by:

iterator in interface java.util.Collection<C extends ModelComponent>

Specified by:

iterator in interface ListView<C extends ModelComponent>

Returns:

iterator over list components

contains

public boolean contains(java.lang.Object obj)

Description copied from interface: ListView

Returns true if a particular element is contained in this list.

Specified by:

contains in interface java.util.Collection<C extends ModelComponent>

Specified by:

contains in interface ListView<C extends ModelComponent>

Parameters:

obj - element to search for

Returns:

true if the element is contained in this list

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface java.util.Collection<C extends ModelComponent>

getParameterType

public java.lang.Class<C> getParameterType()

Description copied from interface: ParameterizedClass

Returns the base type for the class parameterization.

Specified by:

getParameterType in interface ParameterizedClass

Returns:

parameterization type

hasParameterizedType

public boolean hasParameterizedType()

Description copied from interface: ParameterizedClass

Queries whether this class explicitly utilizes a parameterized type. This methods allows ParameterizedType subclasses to not be explicitly parameterized.

Specified by:

hasParameterizedType in interface ParameterizedClass

Returns:

true if this class utilizes a parameterized type.

addAll

public boolean addAll(java.util.Collection<? extends C> c)

Specified by:

addAll in interface java.util.Collection<C extends ModelComponent>

getChildren

public java.util.Iterator<? extends HierarchyNode> getChildren()

Specified by:

getChildren in interface HierarchyNode

Overrides:

getChildren in class ModelComponentBase

hasChildren

public boolean hasChildren()

Specified by:

hasChildren in interface HierarchyNode

Overrides:

hasChildren in class ModelComponentBase

add

public boolean add(C comp)

Adds a component to this MutableCompositeComponent. The component is placed in the last position and its index value is set accordingly.

Specified by:

add in interface MutableCompositeComponent<C extends ModelComponent>

Specified by:

add in interface java.util.Collection<C extends ModelComponent>

Parameters:

comp - component to be adde

Returns:

true if the component was actually added

addFixed

public boolean addFixed(C comp)

add

public void add(C comp,
                int idx)

addNumbered

public boolean addNumbered(C comp,
                           int number)

set

public C set(int idx,
             C comp)

setNumbered

public C setNumbered(int idx,
                     C comp,
                     int number)

addComponents

public void addComponents(ModelComponent[] comps,
                          int[] indices,
                          int ncomps)

Adds a set of components to this MutableCompositeComponent. This routine is intended to provide greater efficiency for adding a large number of components at one time. If the argument indices is not null, it specified the index locations at which the components should be added. It is up to the caller to insure that the specified index values make sense; in particular, they must not exceed the final size of the component and no two specified indices can be the same.

Specified by:

addComponents in interface MutableCompositeComponent<C extends ModelComponent>

Parameters:

comps - list of components to be added

indices - (optional) index locations of components

ncomps - number of components to be added

remove

public boolean remove(java.lang.Object obj)

Removes a component from this MutableCompositeComponent, returning true if the componet was in fact found and removed.

Specified by:

remove in interface MutableCompositeComponent<C extends ModelComponent>

Specified by:

remove in interface java.util.Collection<C extends ModelComponent>

Parameters:

obj - component to be added

Returns:

true if the component was removed

remove

public C remove(int idx)

removeComponents

public void removeComponents(ModelComponent[] comps,
                             int[] indices,
                             int ncomps)

Removes a set of components from this MutableCompositeComponent. This routine is intended to provide greater efficiency for adding a large number of components at one time. If the argument indices is not null, it is used to return the indices where the components were located.

Specified by:

removeComponents in interface MutableCompositeComponent<C extends ModelComponent>

Parameters:

comps - components to be removed

indices - (optional) stores the indices of the removed components

ncomps - number of components to be removed

removeAll

public void removeAll()

retainAll

public boolean retainAll(java.util.Collection<?> c)

Specified by:

retainAll in interface java.util.Collection<C extends ModelComponent>

removeAll

public boolean removeAll(java.util.Collection<?> c)

Specified by:

removeAll in interface java.util.Collection<C extends ModelComponent>

containsAll

public boolean containsAll(java.util.Collection<?> c)

Specified by:

containsAll in interface java.util.Collection<C extends ModelComponent>

toArray

public java.lang.Object[] toArray()

Specified by:

toArray in interface java.util.Collection<C extends ModelComponent>

toArray

public <C> C[] toArray(C[] array)

Specified by:

toArray in interface java.util.Collection<C extends ModelComponent>

clear

public void clear()

Specified by:

clear in interface java.util.Collection<C extends ModelComponent>

ensureCapacity

public void ensureCapacity(int cap)

isEditable

public boolean isEditable()

Description copied from interface: MutableCompositeComponent

Queries whether or not this component is editable from the ArtiSynth GUI. In particular, if this method returns false, it should not be possible to use the GUU to delete child components.

Specified by:

isEditable in interface MutableCompositeComponent<C extends ModelComponent>

Returns:

true if this component can be edited from the GUI.

setEditable

public void setEditable(boolean editable)

setOneBasedNumbering

public void setOneBasedNumbering(boolean enable)

Sets whether or not one-based numbering is enabled for this component list. One-based numbering implies that numbers start at one instead of zero.

Parameters:

enable - if true, enabled one-based numbering

getOneBasedNumbering

public boolean getOneBasedNumbering()

Queries if one-based numbering is enabled for this component list. See setOneBasedNumbering(boolean).

Returns:

true if one-based numbering is enabled

setShortName

public void setShortName(java.lang.String name)

getShortName

public java.lang.String getShortName()

Description copied from interface: ComponentListView

Gets the short name of this component list.

Specified by:

getShortName in interface ComponentListView<C extends ModelComponent>

Returns:

short name of this list

contains

public boolean contains(C comp)

Faster implementation using component parent pointer.

Specified by:

contains in interface ComponentListView<C extends ModelComponent>

Parameters:

comp - component to search for

Returns:

true if the component is contained in this list

scan

public void scan(ReaderTokenizer rtok,
                 java.lang.Object ref)
          throws java.io.IOException

Description copied from class: ModelComponentBase

Scans this element from a ReaderTokenizer. The expected text format is assumed to be compatible with that produced by write.

Specified by:

scan in interface ModelComponent

Specified by:

scan in interface Scannable

Overrides:

scan in class ModelComponentBase

Parameters:

rtok - Tokenizer from which to scan the element

ref - optional reference object which can be used for resolving references to other objects

Throws:

java.io.IOException - if an I/O or formatting error occured

postscan

public void postscan(java.util.Deque<ScanToken> tokens,
                     CompositeComponent ancestor)
              throws java.io.IOException

Description copied from interface: PostScannable

Performs any required post-scanning for this component. This involves handling any information whose processing was deferred during the scan() method and stored in the token queue. The most common use of this method is to resolve the paths of component references, which may not have been created at the time of the initial scan() call.

Specified by:

postscan in interface PostScannable

Overrides:

postscan in class ModelComponentBase

Parameters:

tokens - token information that was stored during scan().

ancestor - ancestor component with respect to which reference component paths are defined.

Throws:

java.io.IOException - if an error is encountered (such as a reference to a non-existent component)

clone

public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException

Overrides:

clone in class ModelComponentBase

Throws:

java.lang.CloneNotSupportedException

copy

public ComponentList<C> copy(int flags,
                             java.util.Map<ModelComponent,ModelComponent> copyMap)

Overrides:

copy in class ModelComponentBase

invalidateNumbers

public void invalidateNumbers()

Invalidates stored numbers in cases where component numbers have been manually changed

resetNumbersToIndices

public void resetNumbersToIndices()

Reset the numbering so that numbers and indices match. This also disables one-based numbering, if it was set.