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 * must also contain a copy of this document.
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 * 5. Due credit should be given to the Exolab Project (http://www.exolab.org/).
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 *
 * Copyright 2000-2003 (C) Intalio, Inc. All Rights Reserved.
 *
 * $Id$
 */
package org.exolab.castor.types;

import org.exolab.castor.mapping.FieldDescriptor;
import org.exolab.castor.mapping.ValidityException;
import org.exolab.castor.xml.NodeType;
import org.exolab.castor.xml.XMLFieldDescriptor;
import org.exolab.castor.xml.XMLFieldHandler;
import org.exolab.castor.xml.util.XMLFieldDescriptorImpl;

/**
 * The Month Descriptor.
 *
 * @author <a href="mailto:blandin@intalio.com">Arnaud Blandin</a>
 * @author <a href="mailto:kvisco@intalio.com">Keith Visco</a>
 * @version $Revision$ $Date: 2005-03-05 06:42:06 -0700 (Sat, 05 Mar 2005) $
 * @deprecated since Castor 1.0.6 since this type is not in any recommendation.
 */
public class MonthDescriptor extends BaseDescriptor {

  /** The name of the XML element. */
  private static final String XML_NAME = "month";
  /** Our field descriptor. */
  private static final XMLFieldDescriptorImpl CONTENT_DESCRIPTOR;
  /** Our field descriptor array. Lists the fields we describe. */
  private static final FieldDescriptor[] FIELDS;

  static {
    CONTENT_DESCRIPTOR =
        new XMLFieldDescriptorImpl(String.class, "content", "content", NodeType.Text);
    CONTENT_DESCRIPTOR.setHandler(new MonthDescriptor().new MonthFieldHandler());
    FIELDS = new FieldDescriptor[1];
    FIELDS[0] = CONTENT_DESCRIPTOR;
  }

  // ----------------/
  // - Constructors -/
  // ----------------/

  public MonthDescriptor() {
    super(XML_NAME, Month.class);
  } // --MonthDescriptor

  // ------------------/
  // - Public Methods -/
  // ------------------/

  /**
   * Returns the XMLFieldDescriptor for the member that should be marshalled as text content.
   *
   * @return the XMLFieldDescriptor for the member that should be marshalled as text content.
   */
  public XMLFieldDescriptor getContentDescriptor() {
    return CONTENT_DESCRIPTOR;
  } // getContentDescriptor

  /**
   * Returns a list of fields represented by this descriptor.
   *
   * @return A list of fields
   */
  public FieldDescriptor[] getFields() {
    return FIELDS;
  } // -- getFields

  /**
   * A specialized FieldHandler for the XML Schema Month related types
   *
   * @author <a href="blandin@intalio.com">Arnaud Blandin</a>
   * @version $Revision$ $Date: 2005-03-05 06:42:06 -0700 (Sat, 05 Mar 2005) $
   */
  class MonthFieldHandler extends XMLFieldHandler {

    // ----------------/
    // - Constructors -/
    // ----------------/

    /**
     * Creates a new TimeFieldHandler
     */
    public MonthFieldHandler() {
      super();
    } // -- MonthFieldHandler

    // ------------------/
    // - Public Methods -/
    // ------------------/

    /**
     * Returns the value of the field associated with this descriptor from the given target object.
     *
     * @param target the object to get the value from
     * @return the value of the field associated with this descriptor from the given target object.
     */
    public Object getValue(Object target) throws java.lang.IllegalStateException {
      // -- check for Month class -- add later
      Month month = (Month) target;
      return month.toString();
    } // -- getValue

    /**
     * Sets the value of the field associated with this descriptor.
     *
     * @param target the object in which to set the value
     * @param value the value of the field
     */
    public void setValue(Object target, Object value) throws java.lang.IllegalStateException {
      if (!(target instanceof Month)) {
        // -- throw exception
      }

      Month monthTarget = (Month) target;

      if (value == null) {
        /// do something
      }

      // -- update current instance of time with new month
      try {
        Month temp = Month.parseMonth(value.toString());
        monthTarget.setCentury(temp.getCentury());
        monthTarget.setYear(temp.getYear());
        monthTarget.setMonth(temp.getMonth());
      } catch (Exception ex) {
        // -- ignore for now
      }
    } // -- setValue

    public void resetValue(Object target) throws java.lang.IllegalStateException {
      // Nothing to do?
    }

    /**
     * Checks the field validity. Returns successfully if the field can be stored, is valid, etc,
     * throws an exception otherwise.
     *
     * @param object The object
     * @throws ValidityException The field is invalid, is required and null, or any other validity
     *         violation
     * @throws IllegalStateException The Java object has changed and is no longer supported by this
     *         handler, or the handler is not compatiable with the Java object
     */
    public void checkValidity(Object object) throws ValidityException, IllegalStateException {
      // nothing to do?
    } // -- checkValidity

    /**
     * Creates a new instance of the object described by this field.
     *
     * @param parent The object for which the field is created
     * @return A new instance of the field's value
     * @throws IllegalStateException This field is a simple type and cannot be instantiated
     */
    public Object newInstance(Object parent) throws IllegalStateException {
      return new Month();
    } // -- newInstance

  } // -- MonthFieldHandler

} // -- MonthDescriptor
