/**
* Emits a type cast for passing an argument to a parameterized type.
*
* @param type compound type with parameters
* @param expr argument expression in type instantiation
* @param paramIndex index of argument in argument list
*/
private static boolean emitTypeCast(
StringBuilder buffer, CompoundType type, Expression expr, int paramIndex) {
boolean cast = false;
Parameter param = type.getParameterAt(paramIndex);
TypeInterface paramType = TypeReference.getBaseType(param.getType());
if (paramType instanceof StdIntegerType) {
StdIntegerType intType = (StdIntegerType) paramType;
switch (intType.getType()) {
case DataScriptParserTokenTypes.INT8:
buffer.append("(byte)(");
cast = true;
break;
case DataScriptParserTokenTypes.UINT8:
case DataScriptParserTokenTypes.INT16:
buffer.append("(short)(");
cast = true;
break;
default:
// nothing
}
}
return cast;
}
private void setParameters(String lhs, TypeInstantiation inst) {
CompoundType compound = inst.getBaseType();
Iterable<Expression> arguments = inst.getArguments();
if (arguments != null) {
int argIndex = 0;
for (Expression arg : arguments) {
Parameter param = compound.getParameterAt(argIndex);
String setter = AccessorNameEmitter.getSetterName(param);
buffer.append(lhs);
buffer.append(".");
buffer.append(setter);
buffer.append("(");
boolean cast = emitTypeCast(buffer, compound, arg, argIndex);
String javaArg = exprEmitter.emit(arg);
buffer.append(javaArg);
if (cast) {
buffer.append(")");
}
buffer.append(");\n ");
argIndex++;
}
}
}