/*
 * Copyright (c) 2022 Eclipse Foundation
 * Copyright (C) 2004-2011
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package com.sun.tools.rngom.nc;

import javax.xml.namespace.QName;

public final class NsNameClass extends NameClass {

  private static final long serialVersionUID = -728446798893492026L;

  private final String namespaceUri;

  public NsNameClass(String namespaceUri) {
    this.namespaceUri = namespaceUri;
  }

  public boolean contains(QName name) {
    return this.namespaceUri.equals(name.getNamespaceURI());
  }

  public int containsSpecificity(QName name) {
    return contains(name) ? SPECIFICITY_NS_NAME : SPECIFICITY_NONE;
  }

  @Override
  public int hashCode() {
    return namespaceUri.hashCode();
  }

  @Override
  public boolean equals(Object obj) {
    if (obj == null || !(obj instanceof NsNameClass))
      return false;
    return namespaceUri.equals(((NsNameClass)obj).namespaceUri);
  }

  public <V> V accept(NameClassVisitor<V> visitor) {
    return visitor.visitNsName(namespaceUri);
  }

  public boolean isOpen() {
    return true;
  }
}
