if (transition.getName().equals("default")) {
codeBuffer.append("true");
} else {
String guard = transition.getGuardExpression();
PtParser parser = new PtParser();
ASTPtRootNode guardParseTree = parser
.generateParseTree(guard);
ParseTreeCodeGenerator parseTreeCodeGenerator = getParseTreeCodeGenerator();
parseTreeCodeGenerator.evaluateParseTree(guardParseTree,
_scope);
codeBuffer
.append(parseTreeCodeGenerator.generateFireCode());
}
codeBuffer.append(") {" + _eol);
depth++;
// generate code for choice action
Iterator actions = transition.choiceActionList().iterator();
while (actions.hasNext()) {
AbstractActionsAttribute action = (AbstractActionsAttribute) actions
.next();
Iterator destinationNameList = action
.getDestinationNameList().iterator();
Iterator channelNumberList = action.getChannelNumberList()
.iterator();
Iterator parseTreeList = action.getParseTreeList()
.iterator();
while (destinationNameList.hasNext()) {
String destinationName = (String) destinationNameList
.next();
Integer channelNumber = (Integer) channelNumberList
.next();
ASTPtRootNode parseTree = (ASTPtRootNode) parseTreeList
.next();
NamedObj destination = action
.getDestination(destinationName);
int channel = -1;
if (channelNumber != null) {
channel = channelNumber.intValue();
}
codeBuffer.append(_getIndentPrefix(depth));
// Note in choice action only output can be generated
// and no parameter be changed.
if (channel >= 0) {
codeBuffer.append("$ref(" + destinationName + "#"
+ channel + ") = ");
// During choice action, an output port
// receives token sent by itself when it
// is also an input port, i.e., when this
// FSMActor is used as a modal controller.
if (((IOPort) destination).isInput()) {
ComponentCodeGenerator containerHelper = _getHelper(((IOPort) destination)
.getContainer().getContainer());
StringBuffer containerReference = new StringBuffer();
containerReference.append("$ref("
+ destination.getName());
if (((IOPort) destination).isMultiport()) {
containerReference.append("#" + channel);
}
containerReference.append(")");
codeBuffer
.append(((CodeGeneratorHelper) containerHelper)
.processCode(containerReference
.toString())
+ " = ");
}
} else { // broadcast
int width = ((IOPort) action
.getDestination(destinationName))
.getWidth();
for (int i = 0; i < width; i++) {
codeBuffer.append("$ref(" + destinationName
+ "#" + i + ") = ");
// During choice action, an output
// port receives token sent by itself
// when it is also an input port,
// i.e., when this FSMActor is used as
// a modal controller.
if (((IOPort) destination).isInput()) {
ComponentCodeGenerator containerHelper = _getHelper(((IOPort) destination)
.getContainer().getContainer());
StringBuffer containerReference = new StringBuffer();
containerReference.append("$ref("
+ destination.getName());
if (((IOPort) destination).isMultiport()) {
containerReference.append("#" + i);
}
containerReference.append(")");
codeBuffer
.append(((CodeGeneratorHelper) containerHelper)
.processCode(containerReference
.toString())
+ " = ");
}
}
}
ParseTreeCodeGenerator parseTreeCodeGenerator = getParseTreeCodeGenerator();
parseTreeCodeGenerator.evaluateParseTree(parseTree,
_scope);
codeBuffer.append(parseTreeCodeGenerator
.generateFireCode());
codeBuffer.append(";" + _eol);
}
}
boolean inline = ((BooleanToken) _codeGenerator.inline
.getToken()).booleanValue();
// generate code for transition refinement
Actor[] actors = transition.getRefinement();
if (actors != null) {
for (int i = 0; i < actors.length; i++) {
CodeGeneratorHelper helper = (CodeGeneratorHelper) _getHelper((NamedObj) actors[i]);
// fire the actor
if (inline) {
codeBuffer.append(helper.generateFireCode());
codeBuffer.append(helper
.generateTypeConvertFireCode());
} else {
codeBuffer
.append(generateName((NamedObj) actors[i])
+ "();" + _eol);
}
}
}
// generate code for commit action
actions = transition.commitActionList().iterator();
while (actions.hasNext()) {
AbstractActionsAttribute action = (AbstractActionsAttribute) actions
.next();
Iterator destinationNameList = action
.getDestinationNameList().iterator();
Iterator channelNumberList = action.getChannelNumberList()
.iterator();
Iterator parseTreeList = action.getParseTreeList()
.iterator();
while (destinationNameList.hasNext()) {
String destinationName = (String) destinationNameList
.next();
Integer channelNumber = (Integer) channelNumberList
.next();
ASTPtRootNode parseTree = (ASTPtRootNode) parseTreeList
.next();
NamedObj destination = action
.getDestination(destinationName);
int channel = -1;