/*
 * This program is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
 * Foundation.
 *
 * You should have received a copy of the GNU Lesser General Public License along with this
 * program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
 * or from the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Lesser General Public License for more details.
 *
 * Copyright (c) 2001 - 2013 Object Refinery Ltd, Pentaho Corporation and Contributors..  All rights reserved.
 */

package org.pentaho.reporting.engine.classic.core.metadata.parser;

import org.pentaho.reporting.engine.classic.core.metadata.DefaultStyleKeyMetaData;
import org.pentaho.reporting.engine.classic.core.metadata.StyleMetaData;
import org.pentaho.reporting.engine.classic.core.metadata.builder.StyleMetaDataBuilder;
import org.pentaho.reporting.engine.classic.core.style.StyleKey;
import org.pentaho.reporting.libraries.base.util.ObjectUtilities;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;

import java.beans.PropertyEditor;

/**
 * @noinspection HardCodedStringLiteral
 */
public class StyleReadHandler extends AbstractMetaDataReadHandler {
  private String defaultBundleName;
  private StyleMetaDataBuilder builder;

  public StyleReadHandler( final String bundleName ) {
    this.defaultBundleName = bundleName;
    this.builder = new StyleMetaDataBuilder();
  }

  public StyleMetaDataBuilder getBuilder() {
    return builder;
  }

  protected boolean isDerivedName() {
    return true;
  }

  /**
   * Starts parsing.
   *
   * @param attrs
   *          the attributes.
   * @throws SAXException
   *           if there is a parsing error.
   */
  protected void startParsing( final Attributes attrs ) throws SAXException {
    super.startParsing( attrs );

    getBuilder().key( StyleKey.getStyleKey( parseName( attrs ) ) );
    getBuilder().propertyEditor(
        ObjectUtilities.loadAndValidate( attrs.getValue( getUri(), "propertyEditor" ), AttributeReadHandler.class,
            PropertyEditor.class ) ); // NON-NLS

    if ( getBundle() != null ) {
      getBuilder().bundle( getBundle(), "style." );
    } else {
      getBuilder().bundle( getDefaultBundleName(), "style." );
    }
  }

  @Deprecated
  public boolean isMandatory() {
    return false;
  }

  /**
   * Returns the object for this element or null, if this element does not create an object.
   *
   * @return the object.
   * @throws SAXException
   *           if an parser error occured.
   */
  public Object getObject() throws SAXException {
    return this;
  }

  @Deprecated
  public String getBundleName() {
    return getDefaultBundleName();
  }

  public String getDefaultBundleName() {
    return defaultBundleName;
  }

  public StyleMetaData getMetaData() {
    return new DefaultStyleKeyMetaData( getBuilder() );
  }
}