public void run() {
String keplerprop = System.getProperty("KEPLER");
if (keplerprop == null) {
keplerprop = ".";
}
String configDir = keplerprop + OPENDAP_CONFIG_DIR;
DodsURL[] urls = ApplicationController.blockingMain(new String[] {configDir});
if (urls != null) {
if (urls.length > 1) {
// XXX how is this case possible?
log.warn("More than one URL returned from ODC: " + urls.length);
}
String odcUrl = urls[0].getFullURL();
String urlStr = null;
String ceStr = null;
int index = odcUrl.indexOf("?");
if (index == -1) {
urlStr = odcUrl;
} else {
urlStr = odcUrl.substring(0, index);
ceStr = odcUrl.substring(index + 1);
}
log.debug("ODC sent url = " + urlStr);
try {
// first clear the old URL and CE
// NOTE: setting a new URL before clearing old CE
// will cause a reload, which may not work since
// the CE could refer to fields not present in the
// new URL.
opendapURLParameter.setToken(new StringToken(""));
opendapCEParameter.setToken(new StringToken(""));
opendapURLParameter.setToken(new StringToken(urlStr));
if (ceStr != null) {
opendapCEParameter.setToken(new StringToken(ceStr));
log.debug("ODC sent ce = " + ceStr);
}
} catch (IllegalActionException e) {
log.error(e);
}
// queue a dummy change request that will cause
// the gui to show the new output ports.
String buffer = "<group>\n</group>";
MoMLChangeRequest request = new MoMLChangeRequest(this, getContainer(), buffer);
request.setPersistent(false);
requestChange(request);
}
}
/**
* Execute a MoMLChangeRequest to set the icon description of the attribute.
*
* @param object The attribute.
* @param iconDescription The icon description.
*/
public static void setIconDescription(NamedObj object, String iconDescription) {
String moml =
"<property name=\"_iconDescription\" class="
+ "\"ptolemy.kernel.util.SingletonConfigurableAttribute\">"
+ " <configure>"
+ iconDescription
+ "</configure>"
+ "</property>";
MoMLChangeRequest request = new MoMLChangeRequest(object, object, moml);
request.execute();
}
/**
* Remove all the annotations from the graph. Actors, their ports, and relations are inspected to
* see if they either a _color and/or an _explanation attribute. If so, then the attribute is
* removed via a MoMl changeRequest.
*/
public void deAnnotateGraph() {
StringBuffer moml = new StringBuffer();
Iterator entities = _model.entityList(ComponentEntity.class).iterator();
while (entities.hasNext()) {
ComponentEntity entity = (ComponentEntity) (entities.next());
String entityDeletes = _deletesIfNecessary(entity);
moml.append("<entity name=\"" + entity.getName() + "\">");
if (entityDeletes != null) {
moml.append(entityDeletes);
}
Iterator ports = entity.portList().iterator();
while (ports.hasNext()) {
Port port = (Port) (ports.next());
String portDeletes = _deletesIfNecessary(port);
if (portDeletes != null) {
moml.append("<port name=\"" + port.getName() + "\">" + portDeletes + "</port>");
}
}
moml.append("</entity>");
}
Iterator relations = _model.relationList().iterator();
while (relations.hasNext()) {
Relation relation = (Relation) (relations.next());
String relationDeletes = _deletesIfNecessary(relation);
if (relationDeletes != null) {
moml.append(
"<relation name=\"" + relation.getName() + "\">" + relationDeletes + "\"/></relation>");
}
}
if (moml.length() > 0) {
String momlUpdate = "<group>" + moml.toString() + "</group>";
MoMLChangeRequest request = new MoMLChangeRequest(this, _model, momlUpdate);
request.setUndoable(true);
request.setPersistent(false);
_model.requestChange(request);
}
}
/**
* Remove all ports by setting their container to null. As a side effect, the ports will be
* unlinked from all relations. This method is write-synchronized on the workspace, and increments
* its version number.
*/
public void removeAllPorts() {
try {
_workspace.getWriteAccess();
// Have to copy _portList to avoid corrupting the iterator.
List portListCopy = new LinkedList(portList());
Iterator ports = portListCopy.iterator();
while (ports.hasNext()) {
Port port = (Port) ports.next();
try {
MoMLChangeRequest request =
new MoMLChangeRequest(this, this, "<deletePort name=\"" + port.getName() + "\"/>");
request.setUndoable(true);
requestChange(request);
} catch (Exception ex) {
// Ignore.
}
}
} finally {
_workspace.doneWriting();
}
}
/**
* Update the ports to match the arguments. If an Argument has no corresponding port, a Port is
* added. If a Port does not have a corresponding Argument, then the Port is removed. If a input
* and/or output nature of a Port does not match the Argument with the same name, then the Port is
* adjusted.
*
* @exception IllegalActionException If there is a problem updating the ports.
*/
public void updatePorts() throws IllegalActionException {
Iterator arguments = this.argumentsList().iterator();
TypedIOPort port;
while (arguments.hasNext()) {
Argument argument = (Argument) arguments.next();
port = (TypedIOPort) this.getPort(argument.getName());
if (port == null) {
MoMLChangeRequest request = null;
try {
if (argument.isReturn()) {
request =
new MoMLChangeRequest(
this,
this,
"<port name=\""
+ argument.getName()
+ "\" class=\"ptolemy.actor.TypedIOPort\">\n"
+ " <property name=\"output\"/>\n"
+ "</port>");
} else if (argument.isInput() && argument.isOutput()) {
request =
new MoMLChangeRequest(
this,
this,
"<port name=\""
+ argument.getName()
+ "in"
+ "\" class=\"ptolemy.actor.TypedIOPort\">\n"
+ " <property name=\"input\"/>\n"
+ "</port>\n"
+ "<port name=\""
+ argument.getName()
+ "out"
+ "\" class=\"ptolemy.actor.TypedIOPort\">\n"
+ " <property name=\"output\"/>\n"
+ "</port>");
} else {
request =
new MoMLChangeRequest(
this,
this,
"<port name=\""
+ argument.getName()
+ "\" class=\"ptolemy.actor.TypedIOPort\">\n"
+ (argument.isInput() ? " <property name=\"input\"/>\n" : "")
+ (argument.isOutput() ? " <property name=\"output\"/>\n" : "")
+ "</port>");
}
request.setUndoable(true);
requestChange(request);
} catch (Throwable throwable) {
throw new IllegalActionException(
this,
throwable,
"MoMLChangeRequest for \""
+ argument.getName()
+ "\" failed. Request was:\n"
+ request);
}
} else {
// We have a preexisting port, synchronized the
// arguments and the ports.
if (argument.isReturn()) {
if (port.isInput()) {
MoMLChangeRequest request =
new MoMLChangeRequest(
this,
this,
"<port name=\""
+ argument.getName()
+ "\" class=\"ptolemy.actor.TypedIOPort\">\n"
+ " <deleteProperty name=\"input\"/>\n"
+ (port.isOutput() ? "" : " <property name=\"output\"/>\n")
+ "</port>");
request.setUndoable(true);
requestChange(request);
}
if (!port.isOutput()) {
MoMLChangeRequest request =
new MoMLChangeRequest(
this,
this,
"<port name=\""
+ argument.getName()
+ "\" class=\"ptolemy.actor.TypedIOPort\">\n"
+ " <property name=\"output\"/>\n"
+ "</port>");
request.setUndoable(true);
requestChange(request);
}
} else /*if (port.isInput() != argument.isInput()
|| port.isOutput() != argument.isOutput())*/ {
MoMLChangeRequest request =
new MoMLChangeRequest(
this,
this,
"<port name=\""
+ argument.getName()
+ "\" class=\"ptolemy.actor.TypedIOPort\">\n"
+ (port.isInput()
? (argument.isInput() ? "" : "<deleteProperty name=\"input\"/>\n")
: (argument.isInput() ? "<property name=\"input\"/>\n" : ""))
+ (port.isOutput()
? (argument.isOutput() ? "" : "<deleteProperty name=\"output\"/>\n")
: (argument.isOutput() ? "<property name=\"output\"/>\n" : ""))
+ "</port>");
request.setUndoable(true);
requestChange(request);
}
}
}
// Remove any ports that do not have arguments.
Iterator ports = portList().iterator();
while (ports.hasNext()) {
port = (TypedIOPort) ports.next();
Argument argument = (Argument) _argumentsList.get(port.getName());
if (argument == null) {
MoMLChangeRequest request =
new MoMLChangeRequest(this, this, "<deletePort name=\"" + port.getName() + "\"/>");
request.setUndoable(true);
requestChange(request);
}
}
}
/**
* For each Argument, a port of the same name is created, belonging to this argument.
*
* @exception IllegalActionException If there is a problem creating the ports.
*/
public void createPorts() throws IllegalActionException {
Iterator arguments = this.argumentsList().iterator();
TypedIOPort port;
while (arguments.hasNext()) {
Argument argument = (Argument) arguments.next();
port = (TypedIOPort) this.getPort(argument.getName());
if (port == null) {
if (argument.isReturn()) {
try {
MoMLChangeRequest request =
new MoMLChangeRequest(
this,
this,
"<port name=\""
+ argument.getName()
+ "\" class=\"ptolemy.actor.TypedIOPort\">\n"
+ " <property name=\"output\"/>\n"
+ "</port>");
request.setUndoable(true);
requestChange(request);
} catch (Exception ex) {
throw new IllegalActionException(
this,
ex,
"Unable to construct port " + "port for argument \"" + argument.getName() + "\"");
}
} else if (argument.isInput() && argument.isOutput()) {
try {
MoMLChangeRequest request =
new MoMLChangeRequest(
this,
this,
"<group>\n"
+ " <port name=\""
+ argument.getName()
+ "in"
+ "\" class=\"ptolemy.actor.TypedIOPort\">\n"
+ " <property name=\"input\"/>\n"
+ " </port>\n"
+ " <port name=\""
+ argument.getName()
+ "out"
+ "\" class=\"ptolemy.actor.TypedIOPort\">\n"
+ " <property name=\"output\"/>\n"
+ " </port>\n"
+ "</group>");
request.setUndoable(true);
requestChange(request);
} catch (Exception ex) {
throw new IllegalActionException(
this,
ex,
"Unable to construct "
+ "input or output "
+ "port for argument \""
+ argument.getName()
+ "\"");
}
} else {
try {
MoMLChangeRequest request =
new MoMLChangeRequest(
this,
this,
"<port name=\""
+ argument.getName()
+ "\" class=\"ptolemy.actor.TypedIOPort\">\n"
+ (argument.isInput() ? " <property name=\"input\"/>\n" : "")
+ (argument.isOutput() ? " <property name=\"output\"/>\n" : "")
+ "</port>");
request.setUndoable(true);
requestChange(request);
} catch (Exception ex) {
throw new IllegalActionException(
this,
ex,
"Unable to construct " + "port for argument \"" + argument.getName() + "\"");
}
}
} else {
// synchronized the arguments and the ports
if (argument.isReturn()) {
MoMLChangeRequest request =
new MoMLChangeRequest(
this,
this,
"<port name=\""
+ argument.getName()
+ "\" class=\"ptolemy.actor.TypedIOPort\"\n"
+ " <property name=\"output\"/>\n"
+ "</port>");
request.setUndoable(true);
requestChange(request);
} else {
MoMLChangeRequest request =
new MoMLChangeRequest(
this,
this,
"<port name=\""
+ argument.getName()
+ "\" class=\"ptolemy.actor.TypedIOPort\"\n"
+ " <property name=\"input\"/>\n"
+ "</port>");
request.setUndoable(true);
requestChange(request);
}
}
port = (TypedIOPort) this.getPort(argument.getName());
if (port != null) {
port.setTypeEquals(BaseType.GENERAL);
}
}
}
/**
* Update the appearance (icons and ports) of the entity with the change in a
* GTIngredientAttribute, such as a criterion or an operation.
*
* @param entity The entity.
* @param attribute The attribute whose recent change leads to an update of the entity.
*/
public static void updateAppearance(final GTEntity entity, GTIngredientsAttribute attribute) {
NamedObj object = (NamedObj) entity;
Workspace workspace = object.workspace();
try {
workspace.getWriteAccess();
List<?> icons = object.attributeList(EditorIcon.class);
boolean foundPersistentIcon = false;
for (Object iconObject : icons) {
EditorIcon icon = (EditorIcon) iconObject;
if (icon.isPersistent()) {
foundPersistentIcon = true;
break;
}
}
Set<String> preservedPortNames = new HashSet<String>();
boolean isIconSet = false;
int i = 1;
GTIngredientList list = attribute.getIngredientList();
for (GTIngredient ingredient : list) {
if (ingredient instanceof PortCriterion) {
PortCriterion criterion = (PortCriterion) ingredient;
String portID = criterion.getPortID(list);
preservedPortNames.add(portID);
TypedIOPort port = (TypedIOPort) ((ComponentEntity) entity).getPort(portID);
boolean isInput = criterion.isInput();
boolean isOutput = criterion.isOutput();
boolean isMultiport = !criterion.isMultiportEnabled() || criterion.isMultiport();
if (port != null) {
if (port instanceof PortMatcher) {
port.setInput(isInput);
port.setOutput(isOutput);
} else {
MoMLChangeRequest request =
new MoMLChangeRequest(
entity, object, "<deletePort name=\"" + port.getName() + "\"/>");
request.setUndoable(true);
request.setMergeWithPreviousUndo(true);
request.execute();
port =
new PortMatcher(criterion, (ComponentEntity) entity, portID, isInput, isOutput);
port.setDerivedLevel(1);
}
} else {
port = new PortMatcher(criterion, (ComponentEntity) entity, portID, isInput, isOutput);
port.setDerivedLevel(1);
}
port.setMultiport(isMultiport);
} else if (ingredient instanceof SubclassCriterion && !isIconSet && !foundPersistentIcon) {
SubclassCriterion criterion = (SubclassCriterion) ingredient;
final String superclass = criterion.getSuperclass();
object.requestChange(
new ChangeRequest(entity, "Deferred load actor icon action.") {
protected void _execute() throws Exception {
_loadActorIcon(entity, superclass);
}
});
isIconSet = true;
}
i++;
}
if (!isIconSet && !foundPersistentIcon) {
object.requestChange(new RestoreAppearanceChangeRequest(entity));
}
ComponentEntity component = (ComponentEntity) entity;
try {
component.workspace().getReadAccess();
List<?> portList = new LinkedList<Object>(component.portList());
for (i = 0; i < portList.size(); i++) {
Port port = (Port) portList.get(i);
if (port instanceof PortMatcher && !preservedPortNames.contains(port.getName())) {
((PortMatcher) port)._setPortCriterion(null);
port.setContainer(null);
}
}
} finally {
component.workspace().doneReading();
}
} catch (KernelException e) {
throw new KernelRuntimeException(
e, "Cannot update appearance for " + "actor " + entity.getName() + ".");
} finally {
workspace.doneWriting();
}
}
/**
* React to a list of objects being dropped onto a target.
*
* @param target The target on which the objects are dropped.
* @param dropObjects The list of objects dropped onto the target.
* @param moml The moml string generated for the dropped objects.
* @exception IllegalActionException If the handling is unsuccessful.
*/
public void dropObject(NamedObj target, List dropObjects, String moml)
throws IllegalActionException {
boolean merge = false;
if (target instanceof State) {
State state = (State) target;
TreeMap<Class<? extends Entity>, String> map = _getRefinementClasses();
String refinementClass = null;
boolean conflict = false;
RefinementSuggestion suggestion =
(RefinementSuggestion) target.getAttribute("refinementSuggestion");
for (Object dropObject : dropObjects) {
if (suggestion != null) {
String className = suggestion.getRefinementClass((NamedObj) dropObject);
if (refinementClass == null) {
refinementClass = className;
} else if (!refinementClass.equals(className)) {
conflict = true;
}
} else {
for (Class<? extends Entity> keyClass : map.keySet()) {
if (keyClass.isInstance(dropObject)) {
String value = map.get(keyClass);
if (refinementClass == null) {
refinementClass = value;
break;
} else if (!refinementClass.equals(value)) {
conflict = true;
break;
}
}
}
}
if (conflict) {
break;
}
}
if (conflict || refinementClass == null) {
throw new IllegalActionException(
this, "Unable to determine " + "the type of all the dropped objects.");
}
TypedActor[] refinements = state.getRefinement();
TypedActor refinement = null;
if (refinements != null) {
for (TypedActor actor : refinements) {
if (((NamedObj) actor).getClassName().equals(refinementClass)) {
refinement = actor;
break;
}
}
}
if (refinement == null) {
CompositeEntity containerContainer = (CompositeEntity) state.getContainer().getContainer();
String name = containerContainer.uniqueName(state.getName());
addRefinement(state, name, null, refinementClass, null);
merge = true;
refinement = (TypedActor) containerContainer.getEntity(name);
}
target = (NamedObj) refinement;
}
MoMLChangeRequest request = new MoMLChangeRequest(this, target, moml);
request.setUndoable(true);
if (merge) {
request.setMergeWithPreviousUndo(true);
}
target.requestChange(request);
}
/**
* Queue a change request to alter the value of the attribute attached to the specified entry, if
* there is one. This method is called whenever an entry has been changed. If no attribute is
* attached to the specified entry, then do nothing.
*
* @param name The name of the entry that has changed.
*/
public void changed(final String name) {
// Check if the entry that changed is in the mapping.
if (_attributes.containsKey(name)) {
final Settable attribute = (Settable) (_attributes.get(name));
if (attribute == null) {
// No associated attribute.
return;
}
ChangeRequest request;
if (attribute instanceof PasswordAttribute) {
// Passwords have to be handled specially because the password
// is not represented in a string.
request =
new ChangeRequest(this, name) {
protected void _execute() throws IllegalActionException {
char[] password = getCharArrayValue(name);
((PasswordAttribute) attribute).setPassword(password);
attribute.validate();
Iterator<?> derived = ((PasswordAttribute) attribute).getDerivedList().iterator();
while (derived.hasNext()) {
PasswordAttribute derivedPassword = (PasswordAttribute) derived.next();
derivedPassword.setPassword(password);
}
}
};
} else if (attribute instanceof NamedObj) {
// NOTE: We must use a MoMLChangeRequest so that changes
// propagate to any objects that have been instantiating
// using this one as a class. This is only an issue if
// attribute is a NamedObj.
NamedObj castAttribute = (NamedObj) attribute;
String stringValue = getStringValue(name);
// If the attribute is a DoubleRangeParameter, then we
// have to translate the integer value returned by the
// JSlider into a double.
if (attribute instanceof DoubleRangeParameter) {
try {
int newValue = Integer.parseInt(stringValue);
int precision =
((IntToken) ((DoubleRangeParameter) attribute).precision.getToken()).intValue();
double max =
((DoubleToken) ((DoubleRangeParameter) attribute).max.getToken()).doubleValue();
double min =
((DoubleToken) ((DoubleRangeParameter) attribute).min.getToken()).doubleValue();
double newValueAsDouble = min + (((max - min) * newValue) / precision);
stringValue = "" + newValueAsDouble;
} catch (IllegalActionException e) {
throw new InternalErrorException(e);
}
}
// The context for the MoML should be the first container
// above this attribute in the hierarchy that defers its
// MoML definition, or the immediate parent if there is none.
NamedObj parent = castAttribute.getContainer();
String moml =
"<property name=\""
+ castAttribute.getName()
+ "\" value=\""
+ StringUtilities.escapeForXML(stringValue)
+ "\"/>";
request =
new MoMLChangeRequest(
this, // originator
parent, // context
moml, // MoML code
null) { // base
protected void _execute() throws Exception {
synchronized (PtolemyQuery.this) {
try {
_ignoreChangeNotifications = true;
super._execute();
} finally {
_ignoreChangeNotifications = false;
}
}
}
};
} else {
// If the attribute is not a NamedObj, then we
// set its value directly.
request =
new ChangeRequest(this, name) {
protected void _execute() throws IllegalActionException {
attribute.setExpression(getStringValue(name));
attribute.validate();
/* NOTE: Earlier version:
// Here, we need to handle instances of Variable
// specially. This is too bad...
if (attribute instanceof Variable) {
// Will this ever happen? A
// Variable that is not a NamedObj???
// Retrieve the token to force
// evaluation, so as to check the
// validity of the new value.
((Variable)attribute).getToken();
}
*/
}
};
}
// NOTE: This object is never removed as a listener from
// the change request. This is OK because this query will
// be closed at some point, and all references to it will
// disappear, and thus both it and the change request should
// become accessible to the garbage collector. However, I
// don't quite trust Java to do this right, since it's not
// completely clear that it releases resources when windows
// are closed. It would be better if this listener were
// a weak reference.
// NOTE: This appears to be unnecessary, since we register
// as a change listener on the handler. This results in
// two notifications. EAL 9/15/02.
request.addChangeListener(this);
if (_handler == null) {
request.execute();
} else {
if (request instanceof MoMLChangeRequest) {
((MoMLChangeRequest) request).setUndoable(true);
}
// Remove the error handler so that this class handles
// the error through the notification. Save the previous
// error handler to restore after this request has been
// processes.
_savedErrorHandler = MoMLParser.getErrorHandler();
MoMLParser.setErrorHandler(null);
_handler.requestChange(request);
}
}
}