枚举实例何时创建？ [英] When do Enum instances get created?

问题描述

我对Java中的枚举有一个简单的问题，请参考以下代码。何时实例化 PropName .CONTENTS 之类的实例？

I have a simple question regarding Enums in Java Please refer to the following code . When do the instances like PropName .CONTENTS get instantiated ?

public enum PropName {

  CONTENTS("contents"),
  USE_QUOTES("useQuotes"),
  ONKEYDOWN("onkeydown"),
  BROWSER_ENTIRE_TABLE("browseEntireTable"),
  COLUMN_HEADINGS("columnHeadings"),
  PAGE_SIZE("pageSize"),
  POPUP_TITLE("popupTitle"),
  FILTER_COL("filterCol"),
  SQL_SELECT("sqlSelect"),
  ;

  private String name;

  private PropName(String name) {
    this.name = name;
  }

  public String getName() {
    return name;
  }
}

推荐答案

就像任何静态代码块一样，在加载类时创建。

It's created when the class is loaded, just like any static code block.

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