capnproto-java-rpc/runtime/src/main/java/org/capnproto/ClientHook.java
2020-10-22 15:55:10 +01:00

55 lines
1.4 KiB
Java

package org.capnproto;
import java.util.concurrent.CompletableFuture;
public interface ClientHook {
Object NULL_CAPABILITY_BRAND = new Object();
Object BROKEN_CAPABILITY_BRAND = new Object();
Request<AnyPointer.Builder, AnyPointer.Reader> newCall(long interfaceId, short methodId);
VoidPromiseAndPipeline call(long interfaceId, short methodId, CallContextHook context);
default ClientHook getResolved() {
return null;
}
default CompletableFuture<ClientHook> whenMoreResolved() {
return null;
}
default Object getBrand() {
return NULL_CAPABILITY_BRAND;
}
default CompletableFuture<java.lang.Void> whenResolved() {
var promise = whenMoreResolved();
return promise != null
? promise.thenCompose(ClientHook::whenResolved)
: CompletableFuture.completedFuture(null);
}
default boolean isNull() {
return getBrand() == NULL_CAPABILITY_BRAND;
}
default boolean isError() {
return getBrand() == BROKEN_CAPABILITY_BRAND;
}
default Integer getFd() {
return null;
}
final class VoidPromiseAndPipeline {
public final CompletableFuture<?> promise;
public final PipelineHook pipeline;
VoidPromiseAndPipeline(CompletableFuture<?> promise, PipelineHook pipeline) {
this.promise = promise;
this.pipeline = pipeline;
}
}
}