class) ? (Class<E>)clazz : (Class<E>)zuper; } public static <T extends Enum<T>> T valueOf(Class<T> enumType,String name) { T result = enumType.enumConstantDirectory().get(name); if (result != null) return result; if (name == null) throw new NullPointerException("Name is ...
privatestaticfinal Map<String, Blah>stringToEnum=newHashMap<String, Blah>(); static{ //Initialize map from constant name to enum constant for(Blah blah : values()) { stringToEnum.put(blah.toString(), blah); } } //Returns Blah for string, or null if string is invalid publicstaticBlah ...
}publicString getText() {returnthis.text; }//Implementing a fromString method on an enum typeprivatestaticfinalMap<String, Blah> stringToEnum =newHashMap<String, Blah>();static{//Initialize map from constant name to enum constantfor(Blah blah : values()) { stringToEnum.put(blah.toString()...
String The string representation of the name or numeric value of one or more enumerated constants. ignoreCase Boolean trueto readvaluein case insensitive mode;falseto readvaluein case sensitive mode. result Object When this method returnstrue, contains an enumeration constant that represents the parsed...
protected Enum(Stringname, int ordinal) Sole constructor. Programmers cannot invoke this constructor. It is for use by code emitted by the compiler in response to enum type declarations. Parameters: name- - The name of this enum constant, which is the identifier used to declare it. ...
Format(Type, Object, String) Converts the specified value of a specified enumerated type to its equivalent string representation according to the specified format. GetHashCode() Returns the hash code for the value of this instance. GetName(Type, Object) Retrieves the name of the constant in...
public enum class StringConstantTypeInheritance Enum StringConstantType FieldsRozwiń tabelę BareWord 4 A string like token not enclosed in any quotes. This usually includes a command name or command argument. DoubleQuoted 2 A string enclosed in double quotes, e.g. "some text". DoubleQuotedHe...
The return value is formatted with the general format specifier ("G"). That is, if theFlagsAttributeis not applied to this enumerated type and there is a named constant equal to the value of this instance, then the return value is a string containing the name of the constant. If theFlag...
An enum is a way to organize a collection of related values. Many other programming languages (C/C#/Java) have anenum AI检测代码解析 enumCardSuit{Clubs,Diamonds,Hearts,Spades}// Sample usagevarcard=CardSuit.Clubs;// Safetycard="not a member of card suit";// Error : string is not assig...
As we can see, using thevalueOf()function is pretty straightforward. However, when we use the function to get a constant of an enum by name, we need to note a couple of things: To find an enum constant,the given string must exactly match the enum constant name. ...