protected void assertType(Object ob, Class<?> expType) {
if (ob == null) {
fail("Expected an object of type " + expType.getName() + ", got null");
}
Class<?> cls = ob.getClass();
if (!expType.isAssignableFrom(cls)) {
fail("Expected type " + expType.getName() + ", got " + cls.getName());
}
}
@SuppressWarnings("unchecked")
public static <T> T convert(Context context, Class<T> type) {
if (type.isAssignableFrom(Context.class)) {
return (T) context;
}
if (type.isAssignableFrom(Map.class)) {
return (T) context.keyValues();
}
if (isUrlEncodedForm(context)) {
return convertValue(context.keyValues(), type);
}
String json;
try {
json = context.request().getContent();
} catch (IOException e) {
throw new IllegalArgumentException("Unable read request content", e);
}
return fromJson(json, type);
}