引入对应的依赖

        <!-- https://mvnrepository.com/artifact/com.vladsch.flexmark/flexmark -->
        <dependency>
            <groupId>com.vladsch.flexmark</groupId>
            <artifactId>flexmark</artifactId>
            <version>0.34.18</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/com.vladsch.flexmark/flexmark-util -->
        <dependency>
            <groupId>com.vladsch.flexmark</groupId>
            <artifactId>flexmark-util</artifactId>
            <version>0.34.18</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/com.vladsch.flexmark/flexmark-ext-tables -->
        <dependency>
            <groupId>com.vladsch.flexmark</groupId>
            <artifactId>flexmark-ext-tables</artifactId>
            <version>0.34.18</version>
        </dependency>    

新建工具类

package com.fdzang.mblog.utils; import com.vladsch.flexmark.ast.Node; import com.vladsch.flexmark.ext.tables.TablesExtension; import com.vladsch.flexmark.html.HtmlRenderer; import com.vladsch.flexmark.parser.Parser; import com.vladsch.flexmark.parser.ParserEmulationProfile; import com.vladsch.flexmark.util.options.MutableDataSet; import java.util.Arrays; public class MarkDown2HtmlUtils { /** * 直接将markdown语义的文本转为html格式输出
      * @param content markdown语义文本
      * @return
      */
     public static String markdown2Html(String content) {
         String html = parse(content); return html;
     } /** * markdown to image
      * @param content markdown contents
      * @return parse html contents */
     public static String parse(String content) {
         MutableDataSet options = new MutableDataSet();
         options.setFrom(ParserEmulationProfile.MARKDOWN); //enable table parse!
 options.set(Parser.EXTENSIONS, Arrays.asList(TablesExtension.create()));
         Parser parser = Parser.builder(options).build();
         HtmlRenderer renderer = HtmlRenderer.builder(options).build();
         Node document = parser.parse(content); return renderer.render(document);
     }
}