How to use

Specifications

in

org.qi4j.functional

@Override
public boolean satisfiedBy( Composite item )
{
  return Specifications.not( operand ).satisfiedBy( item );
}

@Override
public boolean satisfiedBy( Composite item )
{
  return Specifications.and( operands ).satisfiedBy( item );
}

@Override
public boolean satisfiedBy( Composite item )
{
  return Specifications.or( operands ).satisfiedBy( item );
}

Specification<Class<?>> isNotAnAbstract = not( hasModifier( Modifier.ABSTRACT ) );
Iterable<Class<?>> candidates = filter( and( isNotAnAbstract, responseWriterClass ), writers );
for( Class<?> responseWriter : candidates )

@Override
public T importService( final ImportedServiceDescriptor serviceDescriptor )
  throws ServiceImporterException
{
  T instance = null;
  Iterable<MetaInfoHolder> holders = Iterables.iterable( serviceDescriptor, module, layer, application );
  for( final MetaInfoHolder metaInfoHolder : holders )
  {
    Function<Class<?>, T> metaFinder = new Function<Class<?>, T>()
    {
      @Override
      @SuppressWarnings( "unchecked" )
      public T map( Class<?> type )
      {
        return (T) metaInfoHolder.metaInfo( type );
      }
    };
    instance = first( filter( notNull(), map( metaFinder, serviceDescriptor.types() ) ) );
    if( instance != null )
    {
      break;
    }
  }
  return instance;
}

public static CircuitBreaker newDataSourceCircuitBreaker( int threshold, long timeout )
{
  @SuppressWarnings( "unchecked" )
  Specification<Throwable> in = in( ConnectException.class );
  return new CircuitBreaker( threshold, timeout, not( rootCause( in ) ) );
}