AnyToTextValueConverter.java

/*
 * Copyright (c) 2017 OBiBa. All rights reserved.
 *
 * This program and the accompanying materials
 * are made available under the terms of the GNU Public License v3.0.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.obiba.magma.type;

import org.obiba.magma.Value;
import org.obiba.magma.ValueConverter;
import org.obiba.magma.ValueType;

public class AnyToTextValueConverter implements ValueConverter {

  @Override
  public boolean converts(ValueType from, ValueType to) {
    return to == TextType.get();
  }

  @Override
  public Value convert(Value value, ValueType to) {
    if(value == null || value.isNull()) return TextType.get().nullValue();
    return TextType.get().valueOf(value.toString());
  }
}