/**
* React to a change in an attribute.
*
* @param attribute The changed parameter.
* @exception IllegalActionException If the parameter set is not valid.
*/
public void attributeChanged(Attribute attribute) throws IllegalActionException {
String tmp = null;
if (attribute == serverName) {
// -------------- the user has changed serverName -----------
String strServerName = serverName.getExpression();
if (_serverNameString == null) {
// the value is loaded from the moml file
// don't cal the _createSubmission
_serverNameString = strServerName;
log.info("_serverNameString is set according to original value of moml file.");
if (!strServerName.equals("")) {
_appMetadata = AppMetadataParser.parseAppMetadata(strServerName);
if (_appMetadata == null) {
// something bad happen while getting the appMetadata
log.error("Failed to parse metadata at " + strServerName);
throw new IllegalActionException(
this, "The selected URL does not point to a valid Opal service");
}
}
} else if (!strServerName.equals(_serverNameString)) {
// the user changed the value, we have to update the actor
log.info("Got a new server name: " + strServerName);
_appMetadata = AppMetadataParser.parseAppMetadata(strServerName);
if (_appMetadata != null) {
if (_appMetadata.isArgMetadataEnable())
// complex submission form
_createSubmission(_appMetadata);
else
// simple submission form
_createSimpleSubmission(_appMetadata);
_addDocumentation(_appMetadata);
} else {
// something bad happen while getting the appMetadata
log.error("Failed to parse metadata at " + strServerName);
throw new IllegalActionException(
this, "The selected URL does not point to a valid Opal service");
}
_serverNameString = strServerName;
this.propagateValues();
}
} else if (attribute == numberFiles) {
// -------------- the user has changed the number of files -----------
int numFiles = 1;
try {
numFiles = Integer.parseInt(numberFiles.stringValue());
} catch (NumberFormatException e) {
throw new IllegalActionException(
this, "The numberFiles parameter is not a valid integer, please correct the value");
}
if (numFiles != _numberFiles) {
_updateUploadFileNumber(numFiles);
_numberFiles = numFiles;
}
} else {
log.debug("the user has changed: " + attribute.toString());
}
super.attributeChanged(attribute);
} // attributeChanged
private void populateDataBasedFunctions(
final Map<String, Serializable> data, IFunction function) {
if (function instanceof CompositeFunction) {
CompositeFunction compositeFunction = (CompositeFunction) function;
for (IFunction func : compositeFunction.getFunctions()) {
populateDataBasedFunctions(data, func);
}
}
if (function instanceof IDataBasedFunction) {
IDataBasedFunction dbFunction = (IDataBasedFunction) function;
String sdName = seedDataName.getExpression();
String sdAxis = seedAxisName.getExpression();
Dataset seedDataset = DatasetFactory.createFromObject(data.get(sdName)).clone();
Dataset seedAxisDataset = DatasetFactory.createFromObject(data.get(sdAxis)).clone();
dbFunction.setData(seedAxisDataset, seedDataset);
}
}
@Override
protected DataMessageComponent getTransformedMessage(List<DataMessageComponent> cache)
throws DataMessageException {
// get the data out of the message, name of the item should be specified
final Map<String, Serializable> data = MessageUtils.getList(cache);
Map<String, AFunction> functions;
try {
functions = MessageUtils.getFunctions(cache);
} catch (Exception e) {
throw new DataMessageException(
"Could not parse the Funcitons comming into the FunctionToDatsetActor", null, e);
}
// prepare the output message
DataMessageComponent result = MessageUtils.copy(cache);
// get the required datasets
String dataset = datasetName.getExpression();
String xAxis = xAxisName.getExpression();
String functionString = functionName.getExpression();
// Get the actual objects
Dataset xAxisDS = DatasetFactory.createFromObject(data.get(xAxis)).clone();
AFunction function = functions.get(functionString);
populateDataBasedFunctions(data, function);
// process the data
// TODO Add Null Protection here.
DoubleDataset createdDS = function.calculateValues(xAxisDS);
createdDS.setName(dataset);
// Add it to the result
result.addList(createdDS.getName(), createdDS);
return result;
}
/** This function returns the number of CPU selected by the user */
private int _getCpuNumber() throws IllegalActionException {
StringParameter cpuNumber = null;
int value = 0;
try {
cpuNumber = (StringParameter) this.getAttribute("cpuNumber", StringParameter.class);
} catch (IllegalActionException e) {
throw new IllegalActionException(
this, "Unable to find the command line parameter: " + e.getMessage());
}
if (cpuNumber == null) {
return 0;
}
if (cpuNumber.getExpression().length() == 0) {
return 0;
}
try {
value = Integer.valueOf(cpuNumber.getExpression());
} catch (Exception e) {
throw new IllegalActionException(this, "The number of CPU must be an integer!");
}
log.debug("Invoking Opal with " + cpuNumber.getExpression() + " CPUs");
return value;
}
/**
* Create a top-level viewer for the specified object with the specified parent window.
*
* @param object The object to configure, which is required to contain a parameter with name
* matching <i>parameterName</i> and value that is an array of records.
* @param parent The parent window, which is required to be an instance of TableauFrame.
*/
@Override
public void createEditor(NamedObj object, Frame parent) {
try {
Parameter attributeToEdit =
(Parameter) object.getAttribute(parameterName.getExpression(), Parameter.class);
if (attributeToEdit == null) {
MessageHandler.error("No such parameter: " + parameterName.getExpression());
return;
}
Token value = attributeToEdit.getToken();
if (!(value instanceof ArrayToken)) {
MessageHandler.error(
"Parameter does not contain an array token: " + attributeToEdit.toString());
return;
}
ArrayOfRecordsPane pane = new ArrayOfRecordsPane();
pane.display((ArrayToken) value, (ArrayToken) columns.getToken());
new ComponentDialog(parent, object.getFullName(), pane);
} catch (KernelException ex) {
MessageHandler.error("Cannot get specified string attribute to edit.", ex);
return;
}
}
/**
* Create a new background figure. This overrides the base class to draw a box around the value
* display, where the width of the box depends on the value.
*
* @return A new figure.
*/
public Figure createBackgroundFigure() {
NamedObj container = getContainer();
CompositeFigure result = new CompositeFigure();
if (container != null) {
try {
ArrayToken fieldsValue = (ArrayToken) fields.getToken();
Attribute associatedAttribute = container.getAttribute(variableName.getExpression());
if (associatedAttribute instanceof Variable) {
Token value = ((Variable) associatedAttribute).getToken();
if (value instanceof ArrayToken) {
// Find the number of rows and columns.
int numRows = ((ArrayToken) value).length();
int numColumns = fieldsValue.length();
if (numColumns == 0) {
// All columns should be included.
// Make a pass to figure out how many that is.
for (int i = 0; i < numRows; i++) {
Token row = ((ArrayToken) value).getElement(i);
if (row instanceof RecordToken) {
int rowWidth = ((RecordToken) row).labelSet().size();
if (rowWidth > numColumns) {
numColumns = rowWidth;
}
}
}
}
// Find the width of each column and the height of each row.
// All rows are the same height, but column widths can vary.
double rowHeight = 0.0;
double columnWidth[] = new double[numColumns];
for (int i = 1; i < numColumns; i++) {
columnWidth[i] = 0.0;
}
LabelFigure tableElement[][] = new LabelFigure[numRows][numColumns];
// Iterate over rows.
for (int i = 0; i < numRows; i++) {
Token row = ((ArrayToken) value).getElement(i);
if (row instanceof RecordToken) {
if (fieldsValue.length() == 0) {
// Display all fields.
Iterator labelSet = ((RecordToken) row).labelSet().iterator();
int j = 0;
while (labelSet.hasNext()) {
String column = (String) labelSet.next();
tableElement[i][j] = _labelFigure((RecordToken) row, column);
Rectangle2D bounds = tableElement[i][j].getBounds();
double width = bounds.getWidth();
if (width > columnWidth[j]) {
columnWidth[j] = width;
}
double height = bounds.getHeight();
if (height > rowHeight) {
rowHeight = height;
}
j++;
}
} else {
// Display specified fields.
for (int j = 0; j < fieldsValue.length(); j++) {
if (j >= numColumns) {
break;
}
String column = ((StringToken) fieldsValue.getElement(j)).stringValue();
tableElement[i][j] = _labelFigure((RecordToken) row, column);
Rectangle2D bounds = tableElement[i][j].getBounds();
double width = bounds.getWidth();
if (width > columnWidth[j]) {
columnWidth[j] = width;
}
double height = bounds.getHeight();
if (height > rowHeight) {
rowHeight = height;
}
}
}
}
}
// Now make a pass to position and add all the figures.
double rowPosition = _VERTICAL_PADDING;
// Iterate over rows.
for (int i = 0; i < numRows; i++) {
Token row = ((ArrayToken) value).getElement(i);
if (row instanceof RecordToken) {
if (fieldsValue.length() == 0) {
// Display all fields.
Iterator labelSet = ((RecordToken) row).labelSet().iterator();
int j = 0;
double columnPosition = _HORIZONTAL_PADDING;
while (labelSet.hasNext()) {
/*String column = (String) */ labelSet.next();
tableElement[i][j].translateTo(columnPosition, rowPosition);
result.add(tableElement[i][j]);
columnPosition += columnWidth[j] + _HORIZONTAL_PADDING;
j++;
}
} else {
// Display specified fields.
double columnPosition = _HORIZONTAL_PADDING;
for (int j = 0; j < fieldsValue.length(); j++) {
// String column = ((StringToken)fieldsValue.getElement(j)).stringValue();
tableElement[i][j].translateTo(columnPosition, rowPosition);
result.add(tableElement[i][j]);
columnPosition += columnWidth[j] + _HORIZONTAL_PADDING;
}
}
}
rowPosition += rowHeight + _VERTICAL_PADDING;
}
}
}
} catch (IllegalActionException e) {
// Stick the error message in the icon.
result.add(new LabelFigure(e.getMessage()));
}
}
// Now put a box around it all.
Rectangle2D bounds = result.getBounds();
// Double the padding below to allow for both sides.
double width = Math.floor(bounds.getWidth()) + _HORIZONTAL_PADDING * 2;
double height = Math.floor(bounds.getHeight()) + _VERTICAL_PADDING * 2;
Figure rectangle = new BasicRectangle(0, 0, width, height, boxColor.asColor(), 1);
CompositeFigure finalResult = new CompositeFigure(rectangle);
finalResult.add(result);
return finalResult;
}
/** this function build the command line reading the parameters selected by the user */
private String _makeCmd() throws IllegalActionException {
String str = "";
if (_appMetadata.isArgMetadataEnable()) {
// complex submission form
if (_appMetadata.getArgFlags() != null) {
// let's do the falgs
ArgFlag[] flags = _appMetadata.getArgFlags();
for (int i = 0; i < flags.length; i++) {
Parameter flagTemp = null;
if ((flagTemp = (Parameter) this.getAttribute(flags[i].getId())) == null)
throw new IllegalActionException(
this, "Unable to find the command line parameter (flag): " + flags[i].getId());
if (((BooleanToken) flagTemp.getToken()).booleanValue()) str += " " + flags[i].getTag();
} // for
}
if (_appMetadata.getArgParams() != null) {
// and then the params
ArgParam[] params = _appMetadata.getArgParams();
String taggedParams = "";
String separator = _appMetadata.getSeparator();
if (separator == null) {
separator = " ";
}
String[] untaggedParams =
new String[_appMetadata.getNumUnttagedParams()]; // we make an array to contain
// the untagged params
for (int i = 0; i < untaggedParams.length; i++)
// we initialized it to empty
untaggedParams[i] = "";
log.info("We have " + _appMetadata.getNumUnttagedParams() + " untaggged parameters.");
for (int i = 0; i < params.length; i++) {
log.info("Analizing param: " + params[i].getId());
Attribute attr = this.getAttribute(params[i].getId());
if (attr == null)
throw new IllegalActionException(
this, "We could not find the attribute " + params[i].getId());
if (params[i].getTag() != null) {
// tagged params
if (attr instanceof FilePortParameter) {
if (((FilePortParameter) attr).asFile() != null)
// we have a file!
taggedParams +=
" "
+ params[i].getTag()
+ separator
+ ((FilePortParameter) attr).asFile().getName();
} else if ((((StringParameter) attr).stringValue() != null)
&& (((StringParameter) attr).stringValue().length() > 0)) // basically the user
// has entered some text
taggedParams +=
" " + params[i].getTag() + separator + ((StringParameter) attr).stringValue();
} else {
// untagged parameters
if (attr instanceof FilePortParameter) {
if (((FilePortParameter) attr).asFile() != null)
// we have a file
untaggedParams[params[i].getPosition()] =
" " + ((FilePortParameter) attr).asFile().getName();
} else if ((((StringParameter) attr).stringValue() != null)
&& (((StringParameter) attr).stringValue().length() > 0)) { // basically the user
// has entered some
// text
// untagged params this is a bit unreadable!!
untaggedParams[params[i].getPosition()] =
" " + ((StringParameter) attr).stringValue();
log.info(
"Adding the "
+ i
+ " untagged paramters with: "
+ untaggedParams[params[i].getPosition()]);
} // if
} // else
} // for
if (taggedParams.length() > 0) str += taggedParams;
for (int i = 0; i < _appMetadata.getNumUnttagedParams(); i++) str += untaggedParams[i];
}
log.info("The command line is: " + str);
return str;
} else {
// simple case
StringParameter commandLine = null;
try {
commandLine = (StringParameter) this.getAttribute("commandLine", StringParameter.class);
log.debug(
"passing by here with commandLine = "
+ commandLine
+ " for server name: "
+ _serverNameString);
} catch (IllegalActionException e) {
throw new IllegalActionException(
this, "Unable to find the command line parameter: " + e.getMessage());
}
return commandLine.getExpression();
}
} // _makeCmd
