/**
* Move this object up by one in the list of relations of the container. If this object is already
* first, do nothing. Increment the version of the workspace.
*
* @return The index of the specified object prior to moving it, or -1 if it is not moved.
* @exception IllegalActionException If this object has no container.
*/
public int moveUp() throws IllegalActionException {
CompositeEntity container = (CompositeEntity) getContainer();
if (container == null) {
throw new IllegalActionException(this, "Has no container.");
}
try {
_workspace.getWriteAccess();
int result = container._containedRelations.moveUp(this);
// Propagate.
Iterator derivedObjects = getDerivedList().iterator();
while (derivedObjects.hasNext()) {
NamedObj derived = (NamedObj) derivedObjects.next();
container = (CompositeEntity) derived.getContainer();
container._containedRelations.moveUp(derived);
}
return result;
} finally {
_workspace.doneWriting();
}
}
/**
* Return the (presumably Settable) attribute modified by this actor. This is the attribute in the
* container of this actor with the name given by the variableName attribute. If no such attribute
* is found, then this method creates a new variable in the actor's container with the correct
* name. This method gets write access on the workspace.
*
* @exception IllegalActionException If the variable cannot be found.
* @return The attribute modified by this actor.
*/
public Attribute getModifiedVariable() throws IllegalActionException {
NamedObj container = getContainer();
if (container == null) {
throw new IllegalActionException(this, "No container.");
}
String variableNameValue = variableName.getExpression();
Attribute attribute = null;
// Look for the variableName anywhere in the hierarchy
while ((attribute == null) && (container != null)) {
attribute = container.getAttribute(variableNameValue);
if (attribute == null) {
container = container.getContainer();
}
}
if (attribute == null) {
try {
workspace().getWriteAccess();
// container might be null, so create the variable
// in the container of this actor.
attribute = new Variable(getContainer(), variableNameValue);
} catch (NameDuplicationException ex) {
throw new InternalErrorException(ex);
} finally {
workspace().doneWriting();
}
}
return attribute;
}
/** Refreshes the visual properties of the TreeItem for this part. */
protected void refreshVisuals() {
if (getWidget() instanceof Tree) return;
NamedObj model = getNamedObjectModel();
// Set Image
if (model instanceof Director)
setWidgetImage(DirectorEditPart.IMAGE_DESCRIPTOR_DIRECTOR, model);
else if (model instanceof Parameter)
setWidgetImage(ActorEditPart.IMAGE_DESCRIPTOR_PARAMETER, model);
else if (model instanceof IOPort) {
IOPort port = (IOPort) model;
if (port.isInput()) setWidgetImage(ActorEditPart.IMAGE_DESCRIPTOR_INPUTPORT, model);
else setWidgetImage(ActorEditPart.IMAGE_DESCRIPTOR_OUTPUTPORT, model);
} else if (model instanceof TypedAtomicActor) {
setWidgetImage(ActorEditPart.IMAGE_DESCRIPTOR_ACTOR, model);
} else if (model instanceof CompositeActor) {
setWidgetImage(PaletteBuilder.getInstance().getIcon(model.getClass()), model);
}
// Set Text
if (model instanceof Parameter) {
Parameter param = (Parameter) model;
String name = param.getName();
String value = param.getExpression();
setWidgetText(name + "=" + (value == null ? "" : value));
} else setWidgetText(model.getName());
}
/**
* Update the model with MoML that was presumably generated by generateMoML().
*
* @param updatedMoML The moml from generateMoML()
* @param context The context for the change. One way to get the context is by calling
* basicGraphFrame.getModel().
* @return The name of the state machine that was created.
* @exception Exception If thrown while synthesizing.
*/
public static String updateModel(String updatedMoML, NamedObj context) throws Exception {
// FIXME: instantiating a new parser each time could be a
// mistake. What about leaks? What about initialization of
// the filters?
MoMLParser parser = new MoMLParser();
NamedObj model = parser.parse(updatedMoML);
String moml = "";
String updatedName = "";
if (model != null) {
// Change the name of the output module to an unused name.
moml = model.exportMoMLPlain();
String moduleName = "model";
int i = 1;
Iterator<NamedObj> containedObjects = context.containedObjectsIterator();
while (containedObjects.hasNext()) {
if (containedObjects.next().getName().equals(moduleName + String.valueOf(i))) {
containedObjects = context.containedObjectsIterator();
i++;
}
}
// Change the module to the updated name, and commit changes
updatedName = moduleName + String.valueOf(i);
moml = moml.replaceFirst(moduleName, updatedName);
MoMLChangeRequest request = new MoMLChangeRequest(context, context, moml);
context.requestChange(request);
}
return updatedName;
}
/**
* Return the container entity for the specified ASTPtRootNode.
*
* @param node The specified ASTPtRootNode.
* @return The container entity for the specified ASTPtRootNode.
*/
public Entity getContainerEntity(ASTPtRootNode node) {
Attribute attribute = _solver.getAttribute(node);
NamedObj container = attribute.getContainer();
while (!(container instanceof Entity)) {
container = container.getContainer();
}
return (Entity) container;
}
/**
* If the attributeName is "class" and attributeValue names a class that has had its port names
* changed between releases, then substitute in the new port names.
*
* @param container The container for this attribute. in this method.
* @param element The XML element name.
* @param attributeName The name of the attribute.
* @param attributeValue The value of the attribute.
* @param xmlFile The file currently being parsed.
* @return the value of the attributeValue argument.
*/
public String filterAttributeValue(
NamedObj container,
String element,
String attributeName,
String attributeValue,
String xmlFile) {
// This method gets called many times by the MoMLParser,
// so we try to be smart about the number of comparisons
// and we try to group comparisons together so that we
// are not making the same comparison more than once.
if (attributeValue == null) {
// attributeValue == null is fairly common, so we check for
// that first
return null;
}
if (attributeName.equals("name")) {
// Save the name of the for later use if we see a "class"
_lastNameSeen = attributeValue;
if (_currentlyProcessingActorThatMayNeedAnIcon && attributeValue.equals("_icon")) {
// We are processing an annotation and it already
// has _icon
_currentlyProcessingActorThatMayNeedAnIcon = false;
}
}
// If you change this class, you should run before and after
// timing tests on large moml files, a good command to run
// is:
// $PTII/bin/ptolemy -test $PTII/ptolemy/domains/ct/demo/CarTracking/CarTracking.xml
// which will open up a large xml file and then close after 2 seconds.
if (attributeName.equals("class")) {
if (_actorsThatShouldHaveIcons.containsKey(attributeValue)) {
// We found a class that needs an _icon
_currentlyProcessingActorThatMayNeedAnIcon = true;
if (container != null) {
_currentActorFullName = container.getFullName() + "." + _lastNameSeen;
} else {
_currentActorFullName = "." + _lastNameSeen;
}
_iconMoML = (String) _actorsThatShouldHaveIcons.get(attributeValue);
} else if (_currentlyProcessingActorThatMayNeedAnIcon
&& container != null
&& !container.getFullName().equals(_currentActorFullName)
&& !container.getFullName().startsWith(_currentActorFullName)) {
// We found another class in a different container
// while handling a class with port name changes, so
_currentlyProcessingActorThatMayNeedAnIcon = false;
}
}
return attributeValue;
}
///////////////////////////////////////////////////////////////////
//// private methods ////
private String _deletesIfNecessary(NamedObj obj) {
String retv = null;
Attribute color = obj.getAttribute("_color");
Attribute explanation = obj.getAttribute("_explanation");
if ((color != null) && (explanation != null)) {
retv = "<deleteProperty name=\"_color\"/>" + "<deleteProperty name=\"_explanation\"/>";
}
return retv;
}
/**
* Establish this icon as a listener for changes in attributes named "_iconDescription" and
* "_smallIconDescription" in the specified container.
*/
private void _bindToContainer(NamedObj container) {
// Get the description.
ConfigurableAttribute description =
(ConfigurableAttribute) container.getAttribute("_iconDescription");
// If the description has changed...
if (_description != description) {
if (_description != null) {
// Remove this as a listener if there
// was a previous description.
_description.removeValueListener(this);
}
// update the description.
_description = description;
if (_description != null) {
// Listen for changes in value to the icon description.
_description.addValueListener(this);
}
}
// Get the icon description.
description = (ConfigurableAttribute) container.getAttribute("_smallIconDescription");
// If the description has changed...
if (_smallIconDescription != description) {
if (_smallIconDescription != null) {
// Remove this as a listener if there
// was a previous description.
_smallIconDescription.removeValueListener(this);
}
// update the description.
_smallIconDescription = description;
if (_smallIconDescription != null) {
// Listen for changes in value to the icon description.
_smallIconDescription.addValueListener(this);
}
}
try {
_updateContents();
} catch (Exception ex) {
// Regrettable, but how else to inform of error?
throw new InternalErrorException(ex);
}
// clear the caches
_recreateFigure();
}
/**
* Find an attribute in the object or its container (if searchContainers is true) in the given
* class.
*
* @param object The object to which the attribute longs.
* @param attributeClass The attribute class.
* @param searchContainers Whether containers of the object are searched.
* @return The attribute if found, or null otherwise.
*/
public static Attribute findMatchingAttribute(
Object object, Class<? extends Attribute> attributeClass, boolean searchContainers) {
if (object instanceof NamedObj) {
NamedObj namedObj = (NamedObj) object;
List<?> list = namedObj.attributeList(attributeClass);
if (!list.isEmpty()) {
return (Attribute) list.get(0);
} else if (searchContainers) {
return findMatchingAttribute(namedObj.getContainer(), attributeClass, searchContainers);
}
}
return null;
}
/**
* Check the validity of a link. If the link crosses levels of the hierarchy, then set the
* container persistent to ensure that MoML is exported for this link. This is used in a "strategy
* pattern," where the link methods call it to check the validity of a link, and derived classes
* perform more elaborate checks.
*
* @param relation The relation to link to.
* @exception IllegalActionException If this port has no container or the relation is not a
* ComponentRelation, or the relation has no container, or the link crosses levels of the
* hierarchy.
*/
protected void _checkLiberalLink(Relation relation) throws IllegalActionException {
if (relation != null) {
if (!(relation instanceof ComponentRelation)) {
throw new IllegalActionException(
this,
relation,
"Attempt to link to an incompatible relation " + "(expected ComponentRelation).");
}
Entity container = (Entity) getContainer();
if (container == null) {
throw new IllegalActionException(
this, relation, "Port must have a container to establish a link.");
}
// Check that the container is not a class or that
// if it is, that this is an inside link.
if (container.isClassDefinition() && container != relation.getContainer()) {
throw new IllegalActionException(
this,
relation,
"Cannot establish a link to a port contained " + "by a class definition");
}
// Throw an exception if this port is not of an acceptable
// class for the relation.
relation._checkPort(this);
// Superclass assures that the container is not null.
Nameable relationContainer = relation.getContainer();
if (container != relationContainer && container.getContainer() != relationContainer) {
// Link crosses levels of the hierarchy.
// Ensure that an export occurs.
// If it's an inside link, then make the container
// persistent. Otherwise, make the container's container
// persistent.
if (container.deepContains(relation)) {
container.setPersistent(true);
} else {
NamedObj containersContainer = container.getContainer();
if (containersContainer != null) {
containersContainer.setPersistent(true);
}
}
}
}
}
/**
* Create a copy of the given model with the given parser that is cleaned up with no execution
* state left in it.
*
* @param model The model to be copied.
* @param parser The parser.
* @return A cleaned up copy of the given model.
* @exception IllegalActionException If the model cannot be copied.
*/
public static NamedObj cleanupModel(NamedObj model, MoMLParser parser)
throws IllegalActionException {
try {
URIAttribute uriAttribute = (URIAttribute) model.getAttribute("_uri", URIAttribute.class);
NamedObj newModel;
if (uriAttribute != null) {
newModel = parser.parse(uriAttribute.getURL(), model.exportMoML());
} else {
newModel = parser.parse(model.exportMoML());
}
return newModel;
} catch (Exception e) {
throw new IllegalActionException(model, e, "Unable to clean up model.");
}
}
/**
* Return the change request to delete the given object.
*
* @param originator The originator of the change request.
* @param object The object to be deleted.
* @return The change request.
*/
public static MoMLChangeRequest getDeletionChangeRequest(Object originator, NamedObj object) {
String moml;
if (object instanceof Attribute) {
moml = "<deleteProperty name=\"" + object.getName() + "\"/>";
} else if (object instanceof Entity) {
moml = "<deleteEntity name=\"" + object.getName() + "\"/>";
} else if (object instanceof Port) {
moml = "<deletePort name=\"" + object.getName() + "\"/>";
} else if (object instanceof Relation) {
moml = "<deleteRelation name=\"" + object.getName() + "\"/>";
} else {
return null;
}
return new MoMLChangeRequest(originator, object.getContainer(), moml);
}
/**
* Make modifications to the specified container, which is defined in a MoML element with the
* specified name.
*
* @param container The object created by this element.
* @param elementName The element name.
* @param currentCharData The character data, which appears only in the doc and configure elements
* @param xmlFile The file currently being parsed.
* @param parser The parser in which MoML is optionally evaluated.
* @exception Exception if there is a problem substituting in the new value.
*/
public void filterEndElement(
NamedObj container,
String elementName,
StringBuffer currentCharData,
String xmlFile,
MoMLParser parser)
throws Exception {
if (_currentlyProcessingActorThatMayNeedAnIcon
&& elementName.equals("entity")
&& container != null
&& container.getFullName().equals(_currentActorFullName)) {
_currentlyProcessingActorThatMayNeedAnIcon = false;
// Note that setContext() calls reset() so we don't want
// to do it on the main parser.
parser.setContext(container);
try {
// Do not call parse(_iconMoML) here, since that method
// will fail if we are in an applet because it tries
// to read user.dir
parser.parse(null, _iconMoML);
MoMLParser.setModified(true);
} catch (Exception ex) {
throw new IllegalActionException(null, ex, "Failed to parse\n" + _iconMoML);
}
}
}
/**
* Return a string with a MoML description of all the objects in the list.
*
* @return the MoML description.
* @exception IOException If thrown while creating the MoML.
*/
public String _getMoML() throws IOException {
StringWriter buffer = new StringWriter();
buffer.write("<group>\n");
Iterator elements = Collections.unmodifiableList(_objectList).iterator();
while (elements.hasNext()) {
NamedObj element = (NamedObj) elements.next();
// first level to avoid obnoxiousness with toplevel translations.
element.exportMoML(buffer, 1);
}
buffer.write("</group>\n");
return buffer.toString();
}
/**
* Remove the highlighting and visible annotations for all property-able objects.
*
* @param colors True if the highlight colors should be cleared.
* @param text True if the ontology concept annotation text should be cleared.
* @exception IllegalActionException If getting the resolved concept fails.
*/
public void clearDisplay(boolean colors, boolean text) throws IllegalActionException {
if (colors || text) {
// Get the OntologySolver.
OntologySolver solver = (OntologySolver) getContainer();
for (Object propertyable : solver.getAllPropertyables()) {
if (propertyable instanceof NamedObj) {
Concept concept = solver.getConcept(propertyable);
if (concept != null
|| ((NamedObj) propertyable).getAttribute("_showInfo") != null && colors
|| ((NamedObj) propertyable).getAttribute("_highlightColor") != null && text) {
String request = "<group>";
if (((NamedObj) propertyable).getAttribute("_showInfo") != null && text) {
request += "<deleteProperty name=\"_showInfo\"/>";
}
if (((NamedObj) propertyable).getAttribute("_highlightColor") != null && colors) {
request += "<deleteProperty name=\"_highlightColor\"/>";
}
request += "</group>";
MoMLChangeRequest change =
new MoMLChangeRequest(this, (NamedObj) propertyable, request, false);
((NamedObj) propertyable).requestChange(change);
}
}
}
// Force a single repaint after all the above requests have been processed.
solver.requestChange(new MoMLChangeRequest(this, solver, "<group/>"));
}
}
// private ComponentEntity cloneEntity(ComponentEntity entity) throws
// IllegalActionException {
private NamedObj cloneEntity(NamedObj entity) throws IllegalActionException {
try {
return (NamedObj) entity.clone(this.workspace);
} catch (java.lang.CloneNotSupportedException cnse) {
throw new IllegalActionException("clone not supported: " + cnse);
}
}
/**
* Highlight concepts that have already been resolved, but do not run solver. Otherwise, do
* nothing.
*
* @param objects The set of objects to highlight.
* @exception IllegalActionException Thrown if there is an error getting the colors for the
* resolved concept values.
*/
public void highlightConcepts(Set<Object> objects) throws IllegalActionException {
if (objects != null) {
// Get the PropertySolver.
OntologySolver solver = (OntologySolver) getContainer();
for (Object object : objects) {
if (object instanceof NamedObj) {
Concept concept = solver.getConcept(object);
if (concept != null) {
ColorAttribute conceptColor = concept.getColor();
if (conceptColor != null) {
String request =
"<property name=\"_highlightColor\" "
+ "class=\"ptolemy.actor.gui.ColorAttribute\" value=\""
+ conceptColor.getExpression()
+ "\"/>";
MoMLChangeRequest change =
new MoMLChangeRequest(this, (NamedObj) object, request, false);
((NamedObj) object).requestChange(change);
}
}
}
}
// Force a single repaint after all the above requests have been processed.
solver.requestChange(new MoMLChangeRequest(this, solver, "<group/>"));
}
}
/**
* Get the children of the given object. The children can be either attributes, ports, entities,
* or relations if permitted by the arguments.
*
* @param object The object.
* @param includeAttributes Whether the children can be attributes.
* @param includePorts Whether the children can be ports.
* @param includeEntities Whether the children can be entities.
* @param includeRelations Whether the children can be relations.
* @return The collection of children.
*/
public static Collection<NamedObj> getChildren(
NamedObj object,
boolean includeAttributes,
boolean includePorts,
boolean includeEntities,
boolean includeRelations) {
Collection<NamedObj> collection = new CombinedCollection<NamedObj>();
if (includeAttributes) {
collection.addAll(object.attributeList());
}
if (includePorts && object instanceof Entity) {
Entity entity = (Entity) object;
collection.addAll(entity.portList());
}
if (object instanceof CompositeEntity) {
CompositeEntity entity = (CompositeEntity) object;
if (includeEntities) {
collection.addAll(entity.entityList());
}
if (includeRelations) {
collection.addAll(entity.relationList());
}
}
return collection;
}
/**
* Check the class of the container in which the attribute is to be placed. If the container is
* not an intended one, throw an IllegalActionException.
*
* @param attribute The attribute to check.
* @param container The container.
* @param containerClass The intended class of container.
* @param deep Whether containers of the container should be checked instead, if the container
* does not qualify.
* @exception IllegalActionException If this attribute cannot be used with the given container.
*/
public static void checkContainerClass(
Attribute attribute,
NamedObj container,
Class<? extends CompositeEntity> containerClass,
boolean deep)
throws IllegalActionException {
while (deep
&& container != null
&& !containerClass.isInstance(container)
&& !(container instanceof EntityLibrary)) {
container = container.getContainer();
if (container instanceof EntityLibrary) {
return;
}
}
if (container == null
|| !containerClass.isInstance(container) && !(container instanceof EntityLibrary)) {
_delete(attribute);
throw new IllegalActionException(
attribute.getClass().getSimpleName()
+ " can only be added to "
+ containerClass.getSimpleName()
+ ".");
}
}
/**
* Generate string of evaluated tokens of parameters of the agent.
*
* @param agent whether the parameters belong to.
* @return string of evaluated parameters.
*/
private String _agentParameterTokens(NamedObj agent) throws IllegalActionException {
LinkedList parameterList = (LinkedList) agent.attributeList(Parameter.class);
ListIterator parameters = parameterList.listIterator();
String tokenString = "";
while (parameters.hasNext()) {
Parameter parameter = (Parameter) parameters.next();
String parameterName = parameter.getName();
if (parameterName.startsWith("_")) {
continue;
}
String tokenValue = parameter.getToken().toString();
if (tokenString == "") {
tokenString += tokenValue;
} else {
tokenString += (", " + tokenValue);
}
}
return tokenString;
}
/**
* Generate string of parameters of the agent.
*
* @param agent whether the parameters belong to.
* @param typed indicates whether the parameters have type.
* @return string of parameters.
*/
private String _agentParameters(NamedObj agent, boolean typed) {
LinkedList parameterList = (LinkedList) agent.attributeList(Parameter.class);
ListIterator parameters = parameterList.listIterator();
String prefix = "";
if (typed) {
prefix = "real ";
}
String parameterString = "";
while (parameters.hasNext()) {
String parameterName = ((NamedObj) parameters.next()).getName();
if (parameterName.startsWith("_")) {
continue;
}
if (parameterString == "") {
parameterString += (prefix + parameterName);
} else {
parameterString += (", " + prefix + parameterName);
}
}
return parameterString;
}
/**
* Get the {@link PatternObjectAttribute} associated with the object, and if it is not found,
* either return null if createNew is false, or create a new one and return it.
*
* @param object The object.
* @param createNew Whether a new attribute should be created if it is not found.
* @return The attribute.
* @exception IllegalActionException If the attribute is not of an acceptable class for the
* container, or if the name contains a period.
* @exception NameDuplicationException If the name coincides with an attribute already in the
* container.
*/
public static PatternObjectAttribute getPatternObjectAttribute(NamedObj object, boolean createNew)
throws IllegalActionException, NameDuplicationException {
Attribute attribute = object.getAttribute("patternObject");
if (createNew && (attribute == null || !(attribute instanceof PatternObjectAttribute))) {
attribute = new PatternObjectAttribute(object, "patternObject");
}
return (PatternObjectAttribute) attribute;
}
/**
* Remove the EditorIcons defined for the entity.
*
* @param entity The entity.
* @return true if at least one EditorIcon is found and removed; false otherwise.
* @exception KernelException If error occurs while removing the EditorIcons.
*/
private static boolean _removeEditorIcons(GTEntity entity) throws KernelException {
NamedObj object = (NamedObj) entity;
boolean foundPersistentIcon = false;
try {
object.workspace().getReadAccess();
for (Object iconObject : object.attributeList(EditorIcon.class)) {
EditorIcon icon = (EditorIcon) iconObject;
if (icon.isPersistent()) {
foundPersistentIcon = true;
} else {
icon.setContainer(null);
}
}
} finally {
object.workspace().doneReading();
}
return !foundPersistentIcon;
}
/**
* Construct a frame associated with an SCR Model.
*
* @param model The model to put in this frame, or null if none.
* @param tableau The tableau responsible for this frame, or null if none.
*/
public SCRTableFrame(NamedObj model, Tableau tableau) {
super(tableau);
if (model instanceof FSMActor) {
_model = (FSMActor) model;
} else {
MessageHandler.error("Cannot initialize SCRTableFrame with a " + model.getClassName());
}
_init();
}
/**
* Open an edit parameters dialog. This is a modal dialog, so this method returns only after the
* dialog has been dismissed.
*
* @param parent A frame to serve as a parent for the dialog, or null if there is none.
* @param target The object whose parameters are to be edited.
*/
public void openDialog(Frame parent, NamedObj target) {
List attributeList = target.attributeList(EditorFactory.class);
if (attributeList.size() > 0) {
EditorFactory factory = (EditorFactory) attributeList.get(0);
factory.createEditor(target, parent);
} else {
new EditParametersDialog(parent, target);
}
}
/**
* Find the effigy associated with the top level of the object, and if not found but the top level
* has a ContainmentExtender attribute, use that attribute to find the containment extender of the
* top level and continue the search.
*
* @param object The object.
* @return The effigy, or null if not found.
* @exception IllegalActionException If attributes cannot be retrieved, or the container that an
* attribute points to is invalid.
*/
public static Effigy findToplevelEffigy(NamedObj object) throws IllegalActionException {
// FIXME: Should topEffigy call this method?
NamedObj toplevel;
do {
toplevel = object.toplevel();
Effigy effigy = Configuration.findEffigy(toplevel);
if (effigy != null) {
return effigy;
}
ContainmentExtender extender =
(ContainmentExtender)
toplevel.getAttribute("_containmentExtender", ContainmentExtender.class);
object = toplevel;
if (extender != null) {
object = extender.getExtendedContainer();
}
} while (toplevel != object);
return null;
}
/**
* Get the string to render in the icon. This string is the expression giving the value of the
* attribute of the container having the name <i>attributeName</i>, truncated so that it is no
* longer than <i>displayWidth</i> characters. If it is truncated, then the string has a trailing
* "...". If the string is empty, then return a string with one space (diva fails on empty
* strings).
*
* @return The string to display, or null if none is found.
*/
protected String _displayString() {
NamedObj container = getContainer();
if (container != null) {
StringBuffer buffer = new StringBuffer();
Iterator settables = container.attributeList(Settable.class).iterator();
while (settables.hasNext()) {
Settable settable = (Settable) settables.next();
if ((settable.getVisibility() != Settable.FULL)
&& (settable.getVisibility() != Settable.NOT_EDITABLE)) {
continue;
}
String name = settable.getDisplayName();
String value = settable.getExpression();
String line = name + ": " + value;
String truncated = line;
try {
int width = ((IntToken) displayWidth.getToken()).intValue();
if (line.length() > width) {
truncated = line.substring(0, width) + "...";
}
} catch (IllegalActionException ex) {
// Ignore... use whole string.
}
buffer.append(truncated);
if (settables.hasNext()) {
buffer.append("\n");
}
}
return buffer.toString();
}
return null;
}
/**
* Get the change request to update the object in the host model.
*
* @param pattern The pattern of the transformation rule.
* @param replacement The replacement of the transformation rule.
* @param matchResult The match result.
* @param patternObject The object in the pattern, or null.
* @param replacementObject The object in the replacement that corresponds to the object in the
* pattern.
* @param hostObject The object in the host model corresponding to the object in the replacement.
* @return The change request.
* @exception IllegalActionException If error occurs in generating the change request.
*/
@Override
public ChangeRequest getChangeRequest(
Pattern pattern,
Replacement replacement,
MatchResult matchResult,
NamedObj patternObject,
NamedObj replacementObject,
NamedObj hostObject)
throws IllegalActionException {
if (_valueParseTree == null) {
_reparse();
}
ParserScope scope = NamedObjVariable.getNamedObjVariable(hostObject, true).getParserScope();
GTParameter.Evaluator evaluator = new GTParameter.Evaluator(pattern, matchResult);
String name;
if (_valueParseTree instanceof ASTPtSumNode) {
StringBuffer buffer = new StringBuffer();
for (int i = 0; i < _valueParseTree.jjtGetNumChildren(); i++) {
ASTPtRootNode child = (ASTPtRootNode) _valueParseTree.jjtGetChild(i);
if (!(child.isConstant() && child.getToken() instanceof StringToken)) {
ASTPtLeafNode newNode = _evaluate(child, evaluator, scope);
buffer.append(_parseTreeWriter.parseTreeToExpression(newNode));
} else {
buffer.append(((StringToken) child.getToken()).stringValue());
}
}
name = buffer.toString();
} else if (!(_valueParseTree.isConstant()
&& _valueParseTree.getToken() instanceof StringToken)) {
ASTPtRootNode newRoot = _evaluate(_valueParseTree, evaluator, scope);
name = _parseTreeWriter.parseTreeToExpression(newRoot);
} else {
name = _name.get();
}
NamedObj parent = hostObject.getContainer();
String moml =
"<entity name=\"" + hostObject.getName() + "\"><rename name=\"" + name + "\"/></entity>";
return new MoMLChangeRequest(this, parent, moml, null);
}
/**
* Remove the decorated attributes.
*
* @param target The decorated attribute to remove
*/
public void removeDecoratedAttributes(NamedObj target) {
if (_debugging) {
_debug("create decorated attributes to be called for Giotto quantityManager");
}
for (Actor actor :
(List<Actor>) ((TypedCompositeActor) target.getContainer()).deepEntityList()) {
NamedObj temp = (NamedObj) actor;
if (_debugging) {
_debug("temp has name " + temp.getDisplayName());
}
List<Parameter> paramList = temp.attributeList();
for (Parameter param : paramList) {
if (param.getDisplayName().equals("WCET")) {
param.setPersistent(false);
}
}
}
}
/**
* Check whether the attribute is unique in the given container.
*
* @param attribute The attribute to check.
* @param container The container.
* @exception IllegalActionException If the container already has an attribute in the same class.
*/
public static void checkUniqueness(Attribute attribute, NamedObj container)
throws IllegalActionException {
if (container instanceof EntityLibrary) {
return;
}
try {
container.workspace().getReadAccess();
List<? extends Attribute> attributeList = container.attributeList(attribute.getClass());
for (Attribute existingAttribute : attributeList) {
if (existingAttribute != attribute && existingAttribute.isPersistent()) {
_delete(attribute);
throw new IllegalActionException(
"Only 1 " + attribute.getClass().getSimpleName() + " can be used.");
}
}
} finally {
container.workspace().doneReading();
}
}