This is a JAVA implementation, its design is also more perfect, you can refer to each other

rtf\charsets\ansi.txt
rtf\charsets\cpg437.txt
rtf\charsets\cpg850.txt
rtf\charsets\mac.txt
rtf\charsets\NeXT.txt
rtf\package.html
html\parser\package.html
html\package.html
package.html
html\default.css
rtf\AbstractFilter.java
html\AccessibleHTML.java
html\parser\AttributeList.java
html\BlockView.java
html\BRView.java
html\CommentView.java
rtf\Constants.java
html\parser\ContentModel.java
html\parser\ContentModelState.java
html\CSS.java
html\CSSBorder.java
html\CSSParser.java
html\parser\DocumentParser.java
html\parser\DTD.java
html\parser\DTDConstants.java
html\EditableView.java
EditorKit.java
html\parser\Element.java
Element.java
ElementIterator.java
html\parser\Entity.java
FieldView.java
FlowView.java
html\FormSubmitEvent.java
html\FormView.java
html\FrameSetView.java
html\FrameView.java
GapContent.java
GapVector.java
GlyphPainter1.java
GlyphPainter2.java
GlyphView.java
html\HiddenTagView.java
Highlighter.java
html\HRuleView.java
html\HTML.java
html\HTMLDocument.java
html\HTMLEditorKit.java
html\HTMLFrameHyperlinkEvent.java
html\HTMLWriter.java
IconView.java
html\ImageView.java
html\InlineView.java
InternationalFormatter.java
html\IsindexView.java
JTextComponent.java
Keymap.java
LabelView.java
LayeredHighlighter.java
LayoutQueue.java
html\LineView.java
html\ListView.java
html\Map.java
MaskFormatter.java
html\MinimalHTMLWriter.java
rtf\MockAttributeSet.java
MutableAttributeSet.java
html\MuxingAttributeSet.java
NavigationFilter.java
html\NoFramesView.java
NumberFormatter.java
html\ObjectView.java
html\Option.java
html\OptionComboBoxModel.java
html\OptionListModel.java
html\ParagraphView.java
ParagraphView.java
html\parser\Parser.java
html\parser\ParserDelegator.java
PasswordView.java
PlainDocument.java
PlainView.java
Position.java
rDocumentFilter.java
html\ResourceLoader.java
html\parser\ResourceLoader.java
rtf\RTFAttribute.java
rtf\RTFAttributes.java
rtf\RTFEditorKit.java
rtf\RTFGenerator.java
rtf\RTFParser.java
rtf\RTFReader.java
Segment.java
SegmentCache.java
SimpleAttributeSet.java
StateInvariantError.java
StringContent.java
Style.java
StyleConstants.java
StyleContext.java

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