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  /*
   * $Id: OutputKeys.java,v 1.5 2010-11-01 04:36:11 joehw Exp $
   * %W% %E%
   */
  package mf.javax.xml.transform;
  
  /**
   * Provides string constants that can be used to set
   * output properties for a Transformer, or to retrieve
   * output properties from a Transformer or Templates object.
   * <p>All the fields in this class are read-only.</p>
   *
   * @see <a href="http://www.w3.org/TR/xslt#output">
   * section 16 of the XSL Transformations (XSLT) W3C Recommendation</a>
   */
  public class OutputKeys {
  
      /**
       * method = "xml" | "html" | "text" | <var>expanded name</var>.
       * <p/>
       * <p>The value of the method property identifies the overall method that
       * should be used for outputting the result tree.  Other non-namespaced
       * values may be used, such as "xhtml", but, if accepted, the handling
       * of such values is implementation defined.  If any of the method values
       * are not accepted and are not namespace qualified,
       * then {@link javax.xml.transform.Transformer#setOutputProperty}
       * or {@link javax.xml.transform.Transformer#setOutputProperties} will
       * throw a {@link java.lang.IllegalArgumentException}.</p>
       *
       * @see <a href="http://www.w3.org/TR/xslt#output">
       * section 16 of the XSL Transformations (XSLT) W3C Recommendation</a>
       */
      public static final String METHOD = "method";
      /**
       * version = <var>nmtoken</var>.
       * <p/>
       * <p><code>version</code> specifies the version of the output
       * method.</p>
       * <p>When the output method is "xml", the version value specifies the
       * version of XML to be used for outputting the result tree. The default
       * value for the xml output method is 1.0. When the output method is
       * "html", the version value indicates the version of the HTML.
       * The default value for the xml output method is 4.0, which specifies
       * that the result should be output as HTML conforming to the HTML 4.0
       * Recommendation [HTML].  If the output method is "text", the version
       * property is ignored.</p>
       *
       * @see <a href="http://www.w3.org/TR/xslt#output">
       * section 16 of the XSL Transformations (XSLT) W3C Recommendation</a>
       */
      public static final String VERSION = "version";
      /**
       * encoding = <var>string</var>.
       * <p/>
       * <p><code>encoding</code> specifies the preferred character
       * encoding that the Transformer should use to encode sequences of
       * characters as sequences of bytes. The value of the encoding property should be
       * treated case-insensitively. The value must only contain characters in
       * the range #x21 to #x7E (i.e., printable ASCII characters). The value
       * should either be a <code>charset</code> registered with the Internet
       * Assigned Numbers Authority <a href="http://www.iana.org/">[IANA]</a>,
       * <a href="http://www.ietf.org/rfc/rfc2278.txt">[RFC2278]</a>
       * or start with <code>X-</code>.</p>
       *
       * @see <a href="http://www.w3.org/TR/xslt#output">
       * section 16 of the XSL Transformations (XSLT) W3C Recommendation</a>
       */
      public static final String ENCODING = "encoding";
      /**
       * omit-xml-declaration = "yes" | "no".
       * <p/>
       * <p><code>omit-xml-declaration</code> specifies whether the XSLT
       * processor should output an XML declaration; the value must be
       * <code>yes</code> or <code>no</code>.</p>
       *
       * @see <a href="http://www.w3.org/TR/xslt#output">
       * section 16 of the XSL Transformations (XSLT) W3C Recommendation</a>
       */
      public static final String OMIT_XML_DECLARATION = "omit-xml-declaration";
      /**
       * standalone = "yes" | "no".
       * <p/>
       * <p><code>standalone</code> specifies whether the Transformer
       * should output a standalone document declaration; the value must be
       * <code>yes</code> or <code>no</code>.</p>
       *
       * @see <a href="http://www.w3.org/TR/xslt#output">
       * section 16 of the XSL Transformations (XSLT) W3C Recommendation</a>
       */
      public static final String STANDALONE = "standalone";
      /**
       * doctype-public = <var>string</var>.
       * <p>See the documentation for the {@link #DOCTYPE_SYSTEM} property
       * for a description of what the value of the key should be.</p>
       *
       * @see <a href="http://www.w3.org/TR/xslt#output">
       * section 16 of the XSL Transformations (XSLT) W3C Recommendation</a>
       */
      public static final String DOCTYPE_PUBLIC = "doctype-public";
      /**
       * doctype-system = <var>string</var>.
       * <p><code>doctype-system</code> specifies the system identifier
       * to be used in the document type declaration.</p>
       * <p>If the doctype-system property is specified, the xml output method
       * should output a document type declaration immediately before the first
       * element. The name following &lt;!DOCTYPE should be the name of the first
       * element. If doctype-public property is also specified, then the xml
       * output method should output PUBLIC followed by the public identifier
       * and then the system identifier; otherwise, it should output SYSTEM
       * followed by the system identifier. The internal subset should be empty.
       * The value of the doctype-public property should be ignored unless the doctype-system
       * property is specified.</p>
       * <p>If the doctype-public or doctype-system properties are specified,
       * then the html output method should output a document type declaration
       * immediately before the first element. The name following &lt;!DOCTYPE
       * should be HTML or html. If the doctype-public property is specified,
       * then the output method should output PUBLIC followed by the specified
       * public identifier; if the doctype-system property is also specified,
       * it should also output the specified system identifier following the
       * public identifier. If the doctype-system property is specified but
       * the doctype-public property is not specified, then the output method
       * should output SYSTEM followed by the specified system identifier.</p>
       * <p/>
       * <p><code>doctype-system</code> specifies the system identifier
       * to be used in the document type declaration.</p>
       *
       * @see <a href="http://www.w3.org/TR/xslt#output">
       * section 16 of the XSL Transformations (XSLT) W3C Recommendation</a>
       */
      public static final String DOCTYPE_SYSTEM = "doctype-system";
      /**
       * cdata-section-elements = <var>expanded names</var>.
       * <p/>
       * <p><code>cdata-section-elements</code> specifies a whitespace delimited
       * list of the names of elements whose text node children should be output
       * using CDATA sections. Note that these names must use the format
       * described in the section Qualfied Name Representation in
       * {@link javax.xml.transform}.</p>
       *
       * @see <a href="http://www.w3.org/TR/xslt#output">
       * section 16 of the XSL Transformations (XSLT) W3C Recommendation.</a>
       */
      public static final String CDATA_SECTION_ELEMENTS =
              "cdata-section-elements";
      /**
       * indent = "yes" | "no".
       * <p/>
       * <p><code>indent</code> specifies whether the Transformer may
       * add additional whitespace when outputting the result tree; the value
       * must be <code>yes</code> or <code>no</code>.  </p>
       *
       * @see <a href="http://www.w3.org/TR/xslt#output">
       * section 16 of the XSL Transformations (XSLT) W3C Recommendation</a>
       */
      public static final String INDENT = "indent";
      /**
       * media-type = <var>string</var>.
       * <p/>
       * <p><code>media-type</code> specifies the media type (MIME
       * content type) of the data that results from outputting the result
       * tree. The <code>charset</code> parameter should not be specified
       * explicitly; instead, when the top-level media type is
       * <code>text</code>, a <code>charset</code> parameter should be added
       * according to the character encoding actually used by the output
       * method.  </p>
       *
       * @see <a href="http://www.w3.org/TR/xslt#output">s
       * ection 16 of the XSL Transformations (XSLT) W3C Recommendation</a>
       */
      public static final String MEDIA_TYPE = "media-type";
  
      /**
       * Default constructor is private on purpose.  This class is
       * only for static variable access, and should never be constructed.
       */
      private OutputKeys() {
      }
  }
  