Examples with ReactiveAdapter org.springframework.core.ReactiveAdapter used on opensource projects

Example 41 with ReactiveAdapter

use of org.springframework.core.ReactiveAdapter in project spring-framework by spring-projects.

the class BodyInserters method fromProducer.

/**
 * Inserter to write the given producer of value(s) which must be a {@link Publisher}
 * or another producer adaptable to a {@code Publisher} via
 * {@link ReactiveAdapterRegistry}.
 * <p>Alternatively, consider using the {@code body} shortcuts on
 * {@link org.springframework.web.reactive.function.client.WebClient WebClient} and
 * {@link org.springframework.web.reactive.function.server.ServerResponse ServerResponse}.
 * @param <T> the type of the body
 * @param producer the source of body value(s).
 * @param elementTypeRef the type of values to be produced
 * @return the inserter to write a producer
 * @since 5.2
 */
public static <T> BodyInserter<T, ReactiveHttpOutputMessage> fromProducer(T producer, ParameterizedTypeReference<?> elementTypeRef) {
    Assert.notNull(producer, "'producer' must not be null");
    Assert.notNull(elementTypeRef, "'elementTypeRef' must not be null");
    ReactiveAdapter adapter = ReactiveAdapterRegistry.getSharedInstance().getAdapter(producer.getClass());
    Assert.notNull(adapter, "'producer' type is unknown to ReactiveAdapterRegistry");
    return (message, context) -> writeWithMessageWriters(message, context, producer, ResolvableType.forType(elementTypeRef), adapter);
}