/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you 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 org.apache.maven.internal.xml;
  
  import java.io.PrintWriter;
  import java.io.Writer;
  import java.util.Map;
  
  import org.apache.maven.api.xml.XmlNode;
  import org.codehaus.plexus.util.xml.PrettyPrintXMLWriter;
  import org.codehaus.plexus.util.xml.XMLWriter;
  
  /**
   *
   */
  public class XmlNodeWriter {
      public static void write(Writer writer, XmlNode dom) {
          write(new PrettyPrintXMLWriter(writer), dom);
      }
  
      public static void write(PrintWriter writer, XmlNode dom) {
          write(new PrettyPrintXMLWriter(writer), dom);
      }
  
      public static void write(XMLWriter xmlWriter, XmlNode dom) {
          write(xmlWriter, dom, true);
      }
  
      public static void write(XMLWriter xmlWriter, XmlNode dom, boolean escape) {
          // TODO: move to XMLWriter?
          xmlWriter.startElement(dom.getName());
          for (Map.Entry<String, String> attr : dom.getAttributes().entrySet()) {
              xmlWriter.addAttribute(attr.getKey(), attr.getValue());
          }
          for (XmlNode aChildren : dom.getChildren()) {
              write(xmlWriter, aChildren, escape);
          }
  
          String value = dom.getValue();
          if (value != null) {
              if (escape) {
                  xmlWriter.writeText(value);
              } else {
                  xmlWriter.writeMarkup(value);
              }
          }
  
          xmlWriter.endElement();
      }
  }