processor/src/main/java/repacked/com/squareup/javawriter/JavaWriter.java
public JavaWriter emitJavadoc(String javadoc, Object... params) throws IOException {
    String formatted = String.format(javadoc, params);

    indent();
    out.write("/**\n");
    for (String line : formatted.split("\n")) {
      indent();
      out.write(" *");
      if (!line.isEmpty()) {
        out.write(" ");
        out.write(line);
      }
      out.write("\n");
    }
    indent();
    out.write(" */\n");
    return this;
  }
public JavaWriter emitJavadoc(String javadoc, Object... params) throws IOException {
    String formatted = String.format(javadoc, params);

    indent();
    out.write("/**\n");
    for (String line : formatted.split("\n")) {
      indent();
      out.write(" *");
      if (!line.isEmpty()) {
        out.write(" ");
        out.write(line);
      }
      out.write("\n");
    }
    indent();
    out.write(" */\n");
    return this;
  }
Emits some Javadoc comments with line separated by {@code \n}.