package org.oxerr.commons.ws.rs.exceptionmapper;
   
   import javax.inject.Singleton;
   import javax.ws.rs.core.Response;
   import javax.ws.rs.ext.ExceptionMapper;
   import javax.ws.rs.ext.Provider;
   
   import org.springframework.orm.ObjectOptimisticLockingFailureException;
   
  /**
   * Maps {@link ObjectOptimisticLockingFailureException} to {@link Response}.
   */
  @Provider
  @Singleton
  public class ObjectOptimisticLockingFailureExceptionMapper
  	implements ExceptionMapper<ObjectOptimisticLockingFailureException> {
  
  	@Override
  	public Response toResponse(ObjectOptimisticLockingFailureException exception) {
  		return Response.status(Response.Status.CONFLICT)
  			.entity(new ErrorEntity(null, exception.getMessage()))
  			.build();
  	}
  
  }