private void translateInterfaceFuncDef(
InterfaceDef interfaceDef, List<ClassDef> instances, FuncDef funcDef) {
AstElement trace = funcDef;
ImFunction f = translator.getDynamicDispatchFuncFor(funcDef);
Map<ClassDef, FuncDef> instances2 = translator.getClassesWithImplementation(instances, funcDef);
if (instances2.size() > 0) {
int maxTypeId = translator.getMaxTypeId(instances);
f.getBody()
.addAll(
translator.createDispatch(instances2, funcDef, f, maxTypeId, new TypeIdGetterImpl()));
}
if (!funcDef.attrHasEmptyBody()) {
// TODO add default implementation
f.getBody().addAll(translator.translateStatements(f, funcDef.getBody()));
} else {
// create dynamic message when not matched:
String msg =
"ERROR: invalid type for interface dispatch when calling "
+ interfaceDef.getName()
+ "."
+ funcDef.getName();
f.getBody()
.add(
JassIm.ImFunctionCall(
trace, translator.getDebugPrintFunc(), ImExprs(ImStringVal(msg))));
if (!(funcDef.attrTyp() instanceof WurstTypeVoid)) {
// add return statement
ImType type = f.getReturnType();
ImExpr def = translator.getDefaultValueForJassType(type);
f.getBody().add(JassIm.ImReturn(trace, def));
}
}
}
public void translate() {
translator.getImProg().getClasses().add(imClass);
// set super-classes
for (TypeExpr ext : interfaceDef.getExtendsList()) {
if (ext.attrTypeDef() instanceof StructureDef) {
StructureDef sup = (StructureDef) ext.attrTypeDef();
imClass.getSuperClasses().add(translator.getClassFor(sup));
}
}
// create dispatch methods
for (FuncDef f : interfaceDef.getMethods()) {
translateInterfaceFuncDef(f);
}
// add destroy method
addDestroyMethod();
}
public void translate() {
// TODO implement @castable
// get classes implementing this interface
List<ClassDef> instances = Lists.newArrayList(translator.getInterfaceInstances(interfaceDef));
// sort instances by typeid
Collections.sort(instances, new TypeIdComparator(translator));
// create dispatch methods
for (FuncDef f : interfaceDef.getMethods()) {
translateInterfaceFuncDef(interfaceDef, instances, f);
}
}
