Java enum default value在PTT/mobile01評價與討論，在ptt社群跟網路上大家這樣說

Java enum default value在Assigning a default value if one doesnt exist in enum - Support

I wanted to know if it was possible to set a default value for a enum class if a value doesn't exist in the class. So if a enum class looked ...

Java enum default value在Can't easily use Java annotations to set enum default

1.9.0 introduced support for enum default values. There's currently not an easy way to set an enum's default value when using Java ...

Java enum default value在Enum Types - Java™ Tutorials

An enum type is a special data type that enables for a variable to be a set of predefined constants. The variable must be equal to one of the values that have ...

Java enum default value在Jackson JSON - Using @JsonEnumDefaultValue to ... - LogicBig

JsonEnumDefaultValue annotation can be used on an enum element to define a default (fallback) value used during deserialize.

Java enum default value在Add support for enum default values in configuration processor

Issue Description. It's quite common to use enums for configuration properties, but the configuration processor is currently unable to extract the default value ...

Java enum default value在Java – Set Default Value for Enum Fields - ByteNota

This post shows you how to set a default value for Enum fields in Java. To do this, we need to pass values to the constructor.

Java enum default value在Attaching Values to Java Enum - Baeldung

By default, Enum.toString() returns the same value as Enum.name(). 7.2. Implementing an Interface.

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Java enum default value在Can Java enum class set default value - Stack Overflow

The default for one who holds a reference to an enum without setting a value would be null (either automatically in case of a class field, or set by the user explicitly). Unfortunately you cannot override the method valueOf for your own enum , as it is static .