code: /*
   * 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.
   */
  /*
   * $Id$
   */
  package org.apache.xml.serializer;
  
  /**
   * This class defines the constants which are the names of the four default
   * output methods.
   * <p>
   * The default output methods defined are:
   * <ul>
   * <li>XML
   * <li>TEXT
   * <li>HTML
   * </ul>
   * These constants can be used as an argument to the
   * OutputPropertiesFactory.getDefaultMethodProperties() method to get
   * the properties to create a serializer.
   * 
   * This class is a public API.
   * 
   * @see OutputPropertiesFactory
   * @see Serializer
   * 
   * @xsl.usage general
   */
  public final class Method
  {
      /**
       * A private constructor to prevent the creation of such a class.
       */
      private Method() {
          
      }
  
    /**
     * The output method type for XML documents: <tt>xml</tt>.
     */
    public static final String XML = "xml";
  
    /**
     * The output method type for HTML documents: <tt>html</tt>.
     */
    public static final String HTML = "html";
  
    /**
     * The output method for XHTML documents: <tt>xhtml</tt>.
     * <p>
     * This method type is not currently supported.
     */
    public static final String XHTML = "xhtml";
  
    /**
     * The output method type for text documents: <tt>text</tt>.
     */
    public static final String TEXT = "text";
    
    /**
     * The "internal" method, just used when no method is 
     * specified in the style sheet, and a serializer of this type wraps either an
     * XML or HTML type (depending on the first tag in the output being html or
     * not)
     */  
    public static final String UNKNOWN = "";
  }
  