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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.primitives;

import com.cedarsoft.serialization.stax.mate.AbstractStaxMateSerializer;
import com.cedarsoft.version.Version;
import com.cedarsoft.version.VersionException;
import com.cedarsoft.version.VersionRange;
import org.codehaus.staxmate.out.SMOutputElement;

import javax.annotation.Nonnull;
import javax.inject.Inject;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import java.io.IOException;

/**
 * @author Johannes Schneider ([email protected])
 */
public class CharSerializer extends AbstractStaxMateSerializer {
  @Inject
  public CharSerializer() {
    super( "char", "http://cedarsoft.com/primitives", VersionRange.single( 1, 0, 0 ) );
  }

  @Override
  public void serialize(@Nonnull SMOutputElement serializeTo, @Nonnull Character objectToSerialize, @Nonnull Version formatVersion ) throws IOException, VersionException, XMLStreamException {
    serializeTo.addCharacters( String.valueOf(objectToSerialize) );
  }

  @Nonnull
  @Override
  public Character deserialize( @Nonnull XMLStreamReader deserializeFrom, @Nonnull Version formatVersion ) throws IOException, VersionException, XMLStreamException {
    String text = getText( deserializeFrom ).trim();
    if ( text.length() != 1 ) {
      throw new IllegalStateException( "Cannot convert <" + text + "> to char" );
    }
    return text.charAt( 0 );
  }
}