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/**
 * Copyright (C) cedarsoft GmbH.
 *
 * Licensed under the GNU General Public License version 3 (the "License")
 * with Classpath Exception; you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 *         http://www.cedarsoft.org/gpl3ce
 *         (GPL 3 with Classpath Exception)
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 3 only, as
 * published by the Free Software Foundation. cedarsoft GmbH designates this
 * particular file as subject to the "Classpath" exception as provided
 * by cedarsoft GmbH in the LICENSE file that accompanied this code.
 *
 * This code 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 General Public License
 * version 3 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 3 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact cedarsoft GmbH, 72810 Gomaringen, Germany,
 * or visit www.cedarsoft.com if you need additional information or
 * have any questions.
 */

package com.cedarsoft.serialization.stax.mate;

import com.cedarsoft.serialization.stax.StaxSupport;
import org.codehaus.staxmate.SMInputFactory;
import org.codehaus.staxmate.SMOutputFactory;

import javax.annotation.Nonnull;

/**
 * Support class for stax mate
 */
public class StaxMateSupport {
  @Nonnull
  static final ThreadLocal SM_INPUT_FACTORY = new ThreadLocal() {
    /** @noinspection RefusedBequest*/
    @Override
    protected SMInputFactory initialValue() {
      return new SMInputFactory( StaxSupport.XML_INPUT_FACTORY.get() );
    }
  };
  @Nonnull
  static final ThreadLocal SM_OUTPUT_FACTORY = new ThreadLocal() {
    /** @noinspection RefusedBequest*/
    @Override
    protected SMOutputFactory initialValue() {
      return new SMOutputFactory( StaxSupport.XML_OUTPUT_FACTORY.get() );
    }
  };

  private StaxMateSupport() {
  }

  /**
   * Returns the cached sm output factory
   *
   * @return the cached sm output factory
   */
  @Nonnull
  public static SMOutputFactory getSmOutputFactory() {
    return SM_OUTPUT_FACTORY.get();
  }

  /**
   * Returns the cached sm input factory
   *
   * @return the cached sm input factory
   */
  @Nonnull
  public static SMInputFactory getSmInputFactory() {
    return SM_INPUT_FACTORY.get();
  }

  public static void clear() {
    StaxMateSupport.SM_INPUT_FACTORY.remove();
    StaxMateSupport.SM_OUTPUT_FACTORY.remove();

    StaxSupport.clear();
  }

  public static void enableJson() {
    clear();
    StaxSupport.enableJson();
  }

  public static boolean isJsonEnabled() {
    return StaxSupport.isJsonEnabled();
  }
}