HTML.Tag (Java SE 23 & JDK 23)
Description: declaration: module: java.desktop, package: javax.swing.text.html, class: HTML, class: Tag
Keywords: javax.swing.text.html.HTML.Tag class

# Class HTML.Tag

java.lang.Object
javax.swing.text.html.HTML.Tag

Direct Known Subclasses:
  `HTML.UnknownTag`

Enclosing class:
  `HTML`

public static class HTML.Tag extends Object
Typesafe enumeration for an HTML tag. Although the set of HTML tags is a closed set, we have left the set open so that people can add their own tag types to their custom parser and still communicate to the reader.

- ## Field Summary

  Fields
  Modifier and Type
  Field
  Description
  `static final HTML.Tag`
  `A`
  Tag <a>
  `static final HTML.Tag`
  `ADDRESS`
  Tag <address>
  `static final HTML.Tag`
  `APPLET`
  Tag <applet>
  `static final HTML.Tag`
  `AREA`
  Tag <area>
  `static final HTML.Tag`
  `B`
  Tag <b>
  `static final HTML.Tag`
  `BASE`
  Tag <base>
  `static final HTML.Tag`
  `BASEFONT`
  Tag <basefont>
  `static final HTML.Tag`
  `BIG`
  Tag <big>
  `static final HTML.Tag`
  `BLOCKQUOTE`
  Tag <blockquote>
  `static final HTML.Tag`
  `BODY`
  Tag <body>
  `static final HTML.Tag`
  `BR`
  Tag <br>
  `static final HTML.Tag`
  `CAPTION`
  Tag <caption>
  `static final HTML.Tag`
  `CENTER`
  Tag <center>
  `static final HTML.Tag`
  `CITE`
  Tag <cite>
  `static final HTML.Tag`
  `CODE`
  Tag <code>
  `static final HTML.Tag`
  `COMMENT`
  All comments are labeled with this tag.
  `static final HTML.Tag`
  `CONTENT`
  All text content is labeled with this tag.
  `static final HTML.Tag`
  `DD`
  Tag <dd>
  `static final HTML.Tag`
  `DFN`
  Tag <dfn>
  `static final HTML.Tag`
  `DIR`
  Tag <dir>
  `static final HTML.Tag`
  `DIV`
  Tag <div>
  `static final HTML.Tag`
  `DL`
  Tag <dl>
  `static final HTML.Tag`
  `DT`
  Tag <dt>
  `static final HTML.Tag`
  `EM`
  Tag <em>
  `static final HTML.Tag`
  `FONT`
  Tag <font>
  `static final HTML.Tag`
  `FORM`
  Tag <form>
  `static final HTML.Tag`
  `FRAME`
  Tag <frame>
  `static final HTML.Tag`
  `FRAMESET`
  Tag <frameset>
  `static final HTML.Tag`
  `H1`
  Tag <h1>
  `static final HTML.Tag`
  `H2`
  Tag <h2>
  `static final HTML.Tag`
  `H3`
  Tag <h3>
  `static final HTML.Tag`
  `H4`
  Tag <h4>
  `static final HTML.Tag`
  `H5`
  Tag <h5>
  `static final HTML.Tag`
  `H6`
  Tag <h6>
  `static final HTML.Tag`
  `HEAD`
  Tag <head>
  `static final HTML.Tag`
  `HR`
  Tag <hr>
  `static final HTML.Tag`
  `HTML`
  Tag <html>
  `static final HTML.Tag`
  `I`
  Tag <i>
  `static final HTML.Tag`
  `IMG`
  Tag <img>
  `static final HTML.Tag`
  `IMPLIED`
  All text content must be in a paragraph element.
  `static final HTML.Tag`
  `INPUT`
  Tag <input>
  `static final HTML.Tag`
  `ISINDEX`
  Tag <isindex>
  `static final HTML.Tag`
  `KBD`
  Tag <kbd>
  `static final HTML.Tag`
  `LI`
  Tag <li>
  `static final HTML.Tag`
  `LINK`
  Tag <link>
  `static final HTML.Tag`
  `MAP`
  Tag <map>
  `static final HTML.Tag`
  `MENU`
  Tag <menu>
  `static final HTML.Tag`
  `META`
  Tag <meta>
  `static final HTML.Tag`
  `NOFRAMES`
  Tag <noframes>
  `static final HTML.Tag`
  `OBJECT`
  Tag <object>
  `static final HTML.Tag`
  `OL`
  Tag <ol>
  `static final HTML.Tag`
  `OPTION`
  Tag <option>
  `static final HTML.Tag`
  `P`
  Tag <p>
  `static final HTML.Tag`
  `PARAM`
  Tag <param>
  `static final HTML.Tag`
  `PRE`
  Tag <pre>
  `static final HTML.Tag`
  `S`
  Tag <s>
  `static final HTML.Tag`
  `SAMP`
  Tag <samp>
  `static final HTML.Tag`
  `SCRIPT`
  Tag <script>
  `static final HTML.Tag`
  `SELECT`
  Tag <select>
  `static final HTML.Tag`
  `SMALL`
  Tag <small>
  `static final HTML.Tag`
  `SPAN`
  Tag <span>
  `static final HTML.Tag`
  `STRIKE`
  Tag <strike>
  `static final HTML.Tag`
  `STRONG`
  Tag <strong>
  `static final HTML.Tag`
  `STYLE`
  Tag <style>
  `static final HTML.Tag`
  `SUB`
  Tag <sub>
  `static final HTML.Tag`
  `SUP`
  Tag <sup>
  `static final HTML.Tag`
  `TABLE`
  Tag <table>
  `static final HTML.Tag`
  `TD`
  Tag <td>
  `static final HTML.Tag`
  `TEXTAREA`
  Tag <textarea>
  `static final HTML.Tag`
  `TH`
  Tag <th>
  `static final HTML.Tag`
  `TITLE`
  Tag <title>
  `static final HTML.Tag`
  `TR`
  Tag <tr>
  `static final HTML.Tag`
  `TT`
  Tag <tt>
  `static final HTML.Tag`
  `U`
  Tag <u>
  `static final HTML.Tag`
  `UL`
  Tag <ul>
  `static final HTML.Tag`
  `VAR`
  Tag <var>

- ## Constructor Summary

  Constructors
  Modifier
  Constructor
  Description
  ``
  `Tag()`
  Constructs a `Tag`.
  `protected`
  `Tag(String id)`
  Creates a new `Tag` with the specified `id`, and with `causesBreak` and `isBlock` set to `false`.
  `protected`
  `Tag(String id, boolean causesBreak, boolean isBlock)`
  Creates a new `Tag` with the specified `id`; `causesBreak` and `isBlock` are defined by the user.

- ## Method Summary

  Modifier and Type
  Method
  Description
  `boolean`
  `breaksFlow()`
  Returns `true` if this tag causes a line break to the flow of data, otherwise returns `false`.
  `boolean`
  `isBlock()`
  Returns `true` if this tag is a block tag, which is a tag used to add structure to a document.
  `boolean`
  `isPreformatted()`
  Returns `true` if this tag is pre-formatted, which is true if the tag is either `PRE` or `TEXTAREA`.
  `String`
  `toString()`
  Returns the string representation of the tag.

  ### Methods declared in class java.lang.Object

  `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- ## Field Details

  - ### A

    public static final HTML.Tag A
    Tag <a>

  - ### ADDRESS

    public static final HTML.Tag ADDRESS
    Tag <address>

  - ### APPLET

    public static final HTML.Tag APPLET
    Tag <applet>

  - ### AREA

    public static final HTML.Tag AREA
    Tag <area>

  - ### B

    public static final HTML.Tag B
    Tag <b>

  - ### BASE

    public static final HTML.Tag BASE
    Tag <base>

  - ### BASEFONT

    public static final HTML.Tag BASEFONT
    Tag <basefont>

  - ### BIG

    public static final HTML.Tag BIG
    Tag <big>

  - ### BLOCKQUOTE

    public static final HTML.Tag BLOCKQUOTE
    Tag <blockquote>

  - ### BODY

    public static final HTML.Tag BODY
    Tag <body>

  - ### BR

    public static final HTML.Tag BR
    Tag <br>

  - ### CAPTION

    public static final HTML.Tag CAPTION
    Tag <caption>

  - ### CENTER

    public static final HTML.Tag CENTER
    Tag <center>

  - ### CITE

    public static final HTML.Tag CITE
    Tag <cite>

  - ### CODE

    public static final HTML.Tag CODE
    Tag <code>

  - ### DD

    public static final HTML.Tag DD
    Tag <dd>

  - ### DFN

    public static final HTML.Tag DFN
    Tag <dfn>

  - ### DIR

    public static final HTML.Tag DIR
    Tag <dir>

  - ### DIV

    public static final HTML.Tag DIV
    Tag <div>

  - ### DL

    public static final HTML.Tag DL
    Tag <dl>

  - ### DT

    public static final HTML.Tag DT
    Tag <dt>

  - ### EM

    public static final HTML.Tag EM
    Tag <em>

  - ### FONT

    public static final HTML.Tag FONT
    Tag <font>

  - ### FORM

    public static final HTML.Tag FORM
    Tag <form>

  - ### FRAME

    public static final HTML.Tag FRAME
    Tag <frame>

  - ### FRAMESET

    public static final HTML.Tag FRAMESET
    Tag <frameset>

  - ### H1

    public static final HTML.Tag H1
    Tag <h1>

  - ### H2

    public static final HTML.Tag H2
    Tag <h2>

  - ### H3

    public static final HTML.Tag H3
    Tag <h3>

  - ### H4

    public static final HTML.Tag H4
    Tag <h4>

  - ### H5

    public static final HTML.Tag H5
    Tag <h5>

  - ### H6

    public static final HTML.Tag H6
    Tag <h6>

  - ### HEAD

    public static final HTML.Tag HEAD
    Tag <head>

  - ### HR

    public static final HTML.Tag HR
    Tag <hr>

  - ### HTML

    public static final HTML.Tag HTML
    Tag <html>

  - ### I

    public static final HTML.Tag I
    Tag <i>

  - ### IMG

    public static final HTML.Tag IMG
    Tag <img>

  - ### INPUT

    public static final HTML.Tag INPUT
    Tag <input>

  - ### ISINDEX

    public static final HTML.Tag ISINDEX
    Tag <isindex>

  - ### KBD

    public static final HTML.Tag KBD
    Tag <kbd>

  - ### LI

    public static final HTML.Tag LI
    Tag <li>

  - ### LINK

    public static final HTML.Tag LINK
    Tag <link>

  - ### MAP

    public static final HTML.Tag MAP
    Tag <map>

  - ### MENU

    public static final HTML.Tag MENU
    Tag <menu>

  - ### META

    public static final HTML.Tag META
    Tag <meta>

  - ### NOFRAMES

    public static final HTML.Tag NOFRAMES
    Tag <noframes>

  - ### OBJECT

    public static final HTML.Tag OBJECT
    Tag <object>

  - ### OL

    public static final HTML.Tag OL
    Tag <ol>

  - ### OPTION

    public static final HTML.Tag OPTION
    Tag <option>

  - ### P

    public static final HTML.Tag P
    Tag <p>

  - ### PARAM

    public static final HTML.Tag PARAM
    Tag <param>

  - ### PRE

    public static final HTML.Tag PRE
    Tag <pre>

  - ### SAMP

    public static final HTML.Tag SAMP
    Tag <samp>

  - ### SCRIPT

    public static final HTML.Tag SCRIPT
    Tag <script>

  - ### SELECT

    public static final HTML.Tag SELECT
    Tag <select>

  - ### SMALL

    public static final HTML.Tag SMALL
    Tag <small>

  - ### SPAN

    public static final HTML.Tag SPAN
    Tag <span>

  - ### STRIKE

    public static final HTML.Tag STRIKE
    Tag <strike>

  - ### S

    public static final HTML.Tag S
    Tag <s>

  - ### STRONG

    public static final HTML.Tag STRONG
    Tag <strong>

  - ### STYLE

    public static final HTML.Tag STYLE
    Tag <style>

  - ### SUB

    public static final HTML.Tag SUB
    Tag <sub>

  - ### SUP

    public static final HTML.Tag SUP
    Tag <sup>

  - ### TABLE

    public static final HTML.Tag TABLE
    Tag <table>

  - ### TD

    public static final HTML.Tag TD
    Tag <td>

  - ### TEXTAREA

    public static final HTML.Tag TEXTAREA
    Tag <textarea>

  - ### TH

    public static final HTML.Tag TH
    Tag <th>

  - ### TITLE

    public static final HTML.Tag TITLE
    Tag <title>

  - ### TR

    public static final HTML.Tag TR
    Tag <tr>

  - ### TT

    public static final HTML.Tag TT
    Tag <tt>

  - ### U

    public static final HTML.Tag U
    Tag <u>

  - ### UL

    public static final HTML.Tag UL
    Tag <ul>

  - ### VAR

    public static final HTML.Tag VAR
    Tag <var>

  - ### IMPLIED

    public static final HTML.Tag IMPLIED
    All text content must be in a paragraph element. If a paragraph didn't exist when content was encountered, a paragraph is manufactured.

    This is a tag synthesized by the HTML reader. Since elements are identified by their tag type, we create a some fake tag types to mark the elements that were manufactured.

  - ### CONTENT

    public static final HTML.Tag CONTENT
    All text content is labeled with this tag.

    This is a tag synthesized by the HTML reader. Since elements are identified by their tag type, we create a some fake tag types to mark the elements that were manufactured.

  - ### COMMENT

    public static final HTML.Tag COMMENT
    All comments are labeled with this tag.

    This is a tag synthesized by the HTML reader. Since elements are identified by their tag type, we create a some fake tag types to mark the elements that were manufactured.

- ## Constructor Details

  - ### Tag

    public Tag()
    Constructs a `Tag`.
    Since:
      1.3

  - ### Tag

    protected Tag(String id)
    Creates a new `Tag` with the specified `id`, and with `causesBreak` and `isBlock` set to `false`.
    Parameters:
      `id` - the id of the new tag

  - ### Tag

    protected Tag(String id, boolean causesBreak, boolean isBlock)
    Creates a new `Tag` with the specified `id`; `causesBreak` and `isBlock` are defined by the user.
    Parameters:
      `id` - the id of the new tag
      `causesBreak` - `true` if this tag causes a break to the flow of data
      `isBlock` - `true` if the tag is used to add structure to a document

- ## Method Details

  - ### isBlock

    public boolean isBlock()
    Returns `true` if this tag is a block tag, which is a tag used to add structure to a document.
    Returns:
      `true` if this tag is a block tag, otherwise returns `false`

  - ### breaksFlow

    public boolean breaksFlow()
    Returns `true` if this tag causes a line break to the flow of data, otherwise returns `false`.
    Returns:
      `true` if this tag causes a line break to the flow of data, otherwise returns `false`

  - ### isPreformatted

    public boolean isPreformatted()
    Returns `true` if this tag is pre-formatted, which is true if the tag is either `PRE` or `TEXTAREA`.
    Returns:
      `true` if this tag is pre-formatted, otherwise returns `false`

  - ### toString

    public String toString()
    Returns the string representation of the tag.
    Overrides:
      `toString` in class `Object`
    Returns:
      the `String` representation of the tag