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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.feedapi;
import com.yahoo.cloud.config.SlobroksConfig;
import com.yahoo.document.config.DocumentmanagerConfig;
import com.yahoo.documentapi.messagebus.MessageBusDocumentAccess;
import com.yahoo.documentapi.messagebus.MessageBusParams;
import com.yahoo.messagebus.Message;
import com.yahoo.messagebus.ReplyHandler;
import com.yahoo.messagebus.SourceSession;
import com.yahoo.messagebus.network.rpc.RPCNetworkParams;
public class MessageBusSessionFactory implements SessionFactory {
private final MessageBusDocumentAccess access;
private final MessagePropertyProcessor processor;
public MessageBusSessionFactory(MessagePropertyProcessor processor) {
this(processor, null, null);
}
private MessageBusSessionFactory(MessagePropertyProcessor processor,
DocumentmanagerConfig documentmanagerConfig,
SlobroksConfig slobroksConfig) {
this.processor = processor;
MessageBusParams params = new MessageBusParams();
params.setTraceLevel(processor.getFeederOptions().getTraceLevel());
RPCNetworkParams rpcNetworkParams = processor.getFeederOptions().getNetworkParams();
if (slobroksConfig != null) // not set: will subscribe
rpcNetworkParams.setSlobroksConfig(slobroksConfig);
params.setRPCNetworkParams(rpcNetworkParams);
params.setDocumentManagerConfigId("client");
if (documentmanagerConfig != null) // not set: will subscribe
params.setDocumentmanagerConfig(documentmanagerConfig);
access = new MessageBusDocumentAccess(params);
}
public MessageBusDocumentAccess getAccess() {
return access;
}
@Override
public synchronized SendSession createSendSession(ReplyHandler handler) {
return new SourceSessionWrapper(
access.getMessageBus().createSourceSession(handler, processor.getFeederOptions().toSourceSessionParams()));
}
public void shutDown() {
access.shutdown();
}
private class SourceSessionWrapper extends SendSession {
private final SourceSession session;
private SourceSessionWrapper(SourceSession session) {
this.session = session;
}
@Override
protected com.yahoo.messagebus.Result onSend(Message m, boolean blockIfQueueFull) throws InterruptedException {
if (blockIfQueueFull) {
return session.sendBlocking(m);
} else {
return session.send(m);
}
}
@Override
public void close() {
session.close();
}
}
}
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