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* to you under the Apache License, Version 2.0 (the
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* http://www.apache.org/licenses/LICENSE-2.0
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package com.datastax.dse.driver.internal.core.graph.reactive;
import com.datastax.dse.driver.api.core.graph.GraphStatement;
import com.datastax.dse.driver.api.core.graph.reactive.ReactiveGraphResultSet;
import com.datastax.dse.driver.internal.core.graph.GraphRequestAsyncProcessor;
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 edu.umd.cs.findbugs.annotations.NonNull;
import net.jcip.annotations.ThreadSafe;
@ThreadSafe
public class ReactiveGraphRequestProcessor
implements RequestProcessor, ReactiveGraphResultSet> {
public static final GenericType REACTIVE_GRAPH_RESULT_SET =
GenericType.of(ReactiveGraphResultSet.class);
private final GraphRequestAsyncProcessor asyncGraphProcessor;
public ReactiveGraphRequestProcessor(@NonNull GraphRequestAsyncProcessor asyncGraphProcessor) {
this.asyncGraphProcessor = asyncGraphProcessor;
}
@Override
public boolean canProcess(Request request, GenericType resultType) {
return request instanceof GraphStatement && resultType.equals(REACTIVE_GRAPH_RESULT_SET);
}
@Override
public ReactiveGraphResultSet process(
GraphStatement request,
DefaultSession session,
InternalDriverContext context,
String sessionLogPrefix) {
return new DefaultReactiveGraphResultSet(
() -> asyncGraphProcessor.process(request, session, context, sessionLogPrefix));
}
@Override
public ReactiveGraphResultSet newFailure(RuntimeException error) {
return new FailedReactiveGraphResultSet(error);
}
}