@Nonnull
public static <T extends Enum<T> & Code.DescriptiveWrapper> String toString(@Nonnull T value) {
return value.name()
+ "(0x"
+ UnsignedBytes.toString(value.getCode(), 16)
+ "): "
+ value.getDescription();
}
/**
* 根据code查找得到Enum
*
* @param code
* @param values
* @return
*/
public static <T extends EnumBase> T getByCode(Object code, T[] values) {
if (code == null) return null;
if (code instanceof String && StringUtils.isBlank((String) code)) return null;
for (T item : values) {
if (item.getCode().equals(code)) {
return item;
}
}
return null;
}
protected void issueCommand(String command, String content) {
T response = null;
String body = issueHttpRequest(command, content);
try {
response = context.getMapper().readValue(body, clazz);
} catch (Exception e) {
LOGGER.error("cannot parse response body", e);
throw new TaskletException(); // mark termination
}
if (!response.isSucc()) {
String msg = "driver report error: HTTP {} - {}";
LOGGER.error(msg, response.getCode(), response.getError());
throw new TaskletException(); // mark termination
}
handleResponse(response); // specific response handling
}
protected Window createEditEntityTypeDialog(final EntityKind entityKind, final T entityType) {
final String code = entityType.getCode();
String title =
viewContext.getMessage(Dict.EDIT_TYPE_TITLE_TEMPLATE, entityKind.getDescription(), code);
return new AbstractRegistrationDialog(viewContext, title, postRegistrationCallback) {
private final DescriptionField descriptionField;
{
descriptionField = createDescriptionField(viewContext);
descriptionField.setValueAndUnescape(entityType.getDescription());
addField(descriptionField);
}
@Override
protected void register(AsyncCallback<Void> registrationCallback) {
entityType.setDescription(descriptionField.getValue());
viewContext.getService().updateEntityType(entityKind, entityType, registrationCallback);
}
};
}
@Nonnull
public static <T extends Enum<T> & Code.Wrapper> T fromByte(@Nonnull Class<T> type, byte code) {
for (T value : type.getEnumConstants()) if (value.getCode() == code) return value;
throw new IllegalArgumentException(
"Unknown " + type.getSimpleName() + " code 0x" + UnsignedBytes.toString(code, 16));
}
public static <T extends EnumBase<K>, K> K getCode(T enumValue) {
if (enumValue == null) return null;
return enumValue.getCode();
}
