package org.jcr_blog.jcrmapping.converter.basic;
   
   import com.google.common.collect.Sets;
   import java.util.HashSet;
   import java.util.Set;
   import javax.enterprise.context.ApplicationScoped;
   import javax.jcr.RepositoryException;
   import javax.jcr.Value;
   import org.jcr_blog.jcrmapping.NodeConverterException;
  import org.jcr_blog.jcrmapping.converter.CollectionConverter;
  
  /**
   *
   * @author sprehn
   */
  @ApplicationScoped
  public class SetConverter implements CollectionConverter {
  
      @Override
      public boolean isApplicableValuesToObjects(final Class<?> clazz) {
          return clazz.isAssignableFrom(Set.class);
      }
  
      @Override
      public Object toObjects(final Value[] values, CreateObjectCallback callback) throws NodeConverterException, RepositoryException {
          final HashSet<Object> result = Sets.newHashSetWithExpectedSize(values.length);
          for (final Value v : values) {
              result.add(callback.toObject(v));
          }
          return result;
      }
  
  }