br.com.objectos.css.Selectable Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of reader Show documentation

The newest version!

/*
 * Copyright 2016 Objectos, Fábrica de Software LTDA.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package br.com.objectos.css;

import java.util.Optional;
import java.util.stream.Stream;

/**
 * @author [email protected] (Marcio Endo)
 */
public interface Selectable {

  String attributeValue(String name);

  @Deprecated
  boolean hasAttributeValue(String name, String value);

  boolean hasName(String name);

  default Optional parent() {
    return Optional.empty();
  }

  @Deprecated
  default Stream parentStream() {
    return Stream.of();
  }

  default Optional sibling() {
    return Optional.empty();
  }

}