jakarta.faces.component.Doctype Maven / Gradle / Ivy

package jakarta.faces.component;

/**
 * 
 * Doctype is an interface that must be implemented by any {@link UIComponent} that represents a document type declaration.
 * 
 *
 * @since 4.0
 */
public interface Doctype {

    /**
     * Returns the name of the first element in the document, never null.
     * For example, "html".
     * @return The name of the first element in the document, never null.
     */
    String getRootElement();

    /**
     * Returns the public identifier of the document, or null if there is none.
     * For example, "-//W3C//DTD XHTML 1.1//EN".
     * @return The public identifier of the document, or null if there is none.
     */
    String getPublic();

    /**
     * Returns the system identifier of the document, or null if there is none.
     * For example, "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd".
     * @return The system identifier of the document, or null if there is none.
     */
    String getSystem();

}