anchor.diff:  
   Or a list of Asciidoc files:
   
  -[source, java]
   .Rendering a list of files.
  +[source]
   ----
   ...
   String[] allRenderedFiles = asciidoctor.renderFiles(Arrays.asList(new File("target/test-classes/rendersample.asciidoc")), options);
  
positive.code: The core interface of +asciidoctor-java-integration+ is +Asciidoctor+ interface. It provides two methods for rendering asciidoc content, +render+ and +renderFile+. Both of them returns a string with rendered content.
  
  .Method description
  [cols="1,2" options="header"]
  |===
  |Name
  |Description
  
  |+render+
  |Parse the AsciiDoc content into a Document and render it to the specified backend format.
  
  |+renderFile+
  |Parse the content of AsciiDoc file into a Document and render it to the specified backend format.
  |===
  
  Also a factory method is provided to create an instance of +Asciidoctor+ interface.
  
  [source, java]
  .Creation of Asciidoctor interface
  ----
  import static org.asciidoctor.Asciidoctor.Factory.create;
  import org.asciidoctor.Asciidoctor;
  
negative.code: ----
  
  .Example setting attributes and options with classes
  [source]
  ----
  import static org.asciidoctor.AttributesBuilder.attributes;
  import static org.asciidoctor.OptionsBuilder.options;
  