com.datastax.dse.driver.internal.core.cql.continuous.ContinuousCqlRequestAsyncProcessor Maven / Gradle / Ivy
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package com.datastax.dse.driver.internal.core.cql.continuous;
import com.datastax.dse.driver.api.core.cql.continuous.ContinuousAsyncResultSet;
import com.datastax.oss.driver.api.core.cql.Statement;
import com.datastax.oss.driver.api.core.session.Request;
import com.datastax.oss.driver.api.core.type.reflect.GenericType;
import com.datastax.oss.driver.internal.core.context.InternalDriverContext;
import com.datastax.oss.driver.internal.core.session.DefaultSession;
import com.datastax.oss.driver.internal.core.session.RequestProcessor;
import com.datastax.oss.driver.internal.core.util.concurrent.CompletableFutures;
import java.util.concurrent.CompletionStage;
import net.jcip.annotations.ThreadSafe;
@ThreadSafe
public class ContinuousCqlRequestAsyncProcessor
implements RequestProcessor, CompletionStage> {
public static final GenericType>
CONTINUOUS_RESULT_ASYNC = new GenericType>() {};
@Override
public boolean canProcess(Request request, GenericType resultType) {
return request instanceof Statement && resultType.equals(CONTINUOUS_RESULT_ASYNC);
}
@Override
public CompletionStage process(
Statement request,
DefaultSession session,
InternalDriverContext context,
String sessionLogPrefix) {
return new ContinuousCqlRequestHandler(request, session, context, sessionLogPrefix).handle();
}
@Override
public CompletionStage newFailure(RuntimeException error) {
return CompletableFutures.failedFuture(error);
}
}