/*
 * Copyright (c) 2008, Aaron Digulla
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in
 *       the documentation and/or other materials provided with the
 *       distribution.
 *     * Neither the name of Aaron Digulla nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package de.pdark.decentxml.dtd;

import de.pdark.decentxml.BasicNode;
import de.pdark.decentxml.Node;
import de.pdark.decentxml.Token;
import de.pdark.decentxml.XMLTokenizer.Type;
import de.pdark.decentxml.XMLWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

public class DocTypeAttributeList extends BasicNode implements DocTypeNode {
  private DocTypeElement element;
  private String elementName;
  private List<Node> nodes = new ArrayList<Node>();

  public DocTypeAttributeList(Token token, String elementName) {
    super(token);
    this.elementName = elementName;
  }

  public DocTypeAttributeList(Type type, String elementName) {
    super(type, null);
    this.elementName = elementName;
  }

  public String getElementName() {
    return elementName;
  }

  public void setElement(DocTypeElement element) {
    this.element = element;
  }

  public DocTypeElement getElement() {
    return element;
  }

  public String getValue() {
    return toXML();
  }

  public DocTypeAttributeList toXML(XMLWriter writer) throws IOException {
    writer.write(this, "<!ATTLIST");
    if (!Character.isWhitespace(elementName.charAt(0))) writer.write(this, " ");
    writer.write(this, elementName);
    boolean needsWhitespace = true;
    if (Character.isWhitespace(elementName.charAt(elementName.length() - 1)))
      needsWhitespace = false;
    if (needsWhitespace && !nodes.isEmpty()) {
      Node n = nodes.get(0);
      if (n.getType() == Type.DTD_WHITESPACE) needsWhitespace = false;
    }
    if (needsWhitespace) writer.write(this, " ");

    for (Node n : nodes) n.toXML(writer);

    writer.write(this, ">");

    return this;
  }

  public DocTypeAttributeList addNode(Node node) {
    nodes.add(node);
    return this;
  }
}
