A string wrapped as an object of type {@link SafeHtml}.

This class is package-private and intended for internal use by the {@link com.google.gwt.safehtml} package.

All implementors must implement .equals and .hashCode so that they operate just like String.equals() and String.hashCode().

class SafeHtmlString implements SafeHtml {

 String _html;

 /**
  * Constructs a {@link SafeHtmlString} from a string. Callers are responsible
  * for ensuring that the string passed as the argument to this constructor
  * satisfies the constraints of the contract imposed by the {@link SafeHtml}
  * interface.
  *
  * @param html the string to be wrapped as a {@link SafeHtml}
  */
 SafeHtmlString(String html) {
   if (html == null) {
     throw new Exception("html is null");
   }
   this._html = html;
 }

//  /**
//   * No-arg constructor for compatibility with GWT serialization.
//   */
//  @SuppressWarnings("unused")
//  private SafeHtmlString() {
//  }

 /**
  * {@inheritDoc}
  */
 String asString() {
   return _html;
 }

 /**
  * Compares this string to the specified object.
  */
 bool operator ==(Object obj) {
   if (!(obj is SafeHtml)) {
     return false;
   }
   return _html == (obj as SafeHtml).asString();
 }

 /**
  * Returns a hash code for this string.
  */
 int get hashCode => _html.hashCode;
}