private JClass mapType(Filter filter) throws JClassAlreadyExistsException {
if (!(filter.getOption() == null || filter.getOption().isEmpty())) {
return getParamTypeEnum(filter);
}
String type = filter.getType();
Class<?> typeCls = typeMap.get(type);
checkState(typeCls != null, "Unexpected type: %s", type);
return model.ref(typeCls);
}
private JClass getParamTypeEnum(Filter filter) throws JClassAlreadyExistsException {
String enumName = camel(filter.getName(), true) + "Option";
if (pkg.isDefined(enumName)) {
return pkg._getClass(enumName);
}
List<Option> options = filter.getOption();
if (options.size() == 1) {
/*turn into '*Only' method?*/
}
if (options.size() == 2) {
if (ImmutableSet.of("true", "false")
.equals(
ImmutableSet.of(
options.get(0).getValue().toLowerCase(),
options.get(1).getValue().toLowerCase()))) {
return model.ref(Boolean.class);
}
}
JDefinedClass valueEnum = pkg._enum(enumName);
JFieldVar valField = valueEnum.field(JMod.PRIVATE | JMod.FINAL, String.class, "value");
JMethod ctor = valueEnum.constructor(JMod.PRIVATE);
JVar param = ctor.param(String.class, "val");
ctor.body().assign(valField, param);
JMethod toString = valueEnum.method(JMod.PUBLIC, String.class, "toString");
toString.annotate(Override.class);
toString.body()._return(valField);
for (Option option : options) {
String optionName = option.getValue().toUpperCase().replace(' ', '_');
JEnumConstant optionCst = valueEnum.enumConstant(optionName);
optionCst.arg(JExpr.lit(option.getValue().replace(' ', '+')));
}
return valueEnum;
}