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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.config.subscription.impl;
import com.yahoo.jrt.Request;
import com.yahoo.jrt.RequestWaiter;
import com.yahoo.vespa.config.ConfigPayload;
import com.yahoo.vespa.config.Connection;
import com.yahoo.vespa.config.ConnectionPool;
import com.yahoo.vespa.config.PayloadChecksums;
import com.yahoo.vespa.config.protocol.JRTServerConfigRequestV3;
import com.yahoo.vespa.config.protocol.Payload;
import java.time.Duration;
/**
* For unit testing
*
* @author hmusum
*/
public class MockConnection implements ConnectionPool, Connection {
private Request lastRequest;
private final ResponseHandler responseHandler;
private int numberOfRequests = 0;
private final int numSpecs;
public MockConnection() {
this(new OKResponseHandler());
}
public MockConnection(ResponseHandler responseHandler) {
this(responseHandler, 1);
}
public MockConnection(ResponseHandler responseHandler, int numSpecs) {
this.responseHandler = responseHandler;
this.numSpecs = numSpecs;
}
@Override
public void invokeAsync(Request request, Duration jrtTimeout, RequestWaiter requestWaiter) {
numberOfRequests++;
lastRequest = request;
responseHandler.handle(request, requestWaiter);
}
@Override
public void invokeSync(Request request, Duration jrtTimeout) {
numberOfRequests++;
lastRequest = request;
}
@Override
public String getAddress() {
return null;
}
@Override
public void close() {}
@Override
public Connection getCurrent() {
return this;
}
@Override
public Connection switchConnection(Connection connection) { return this; }
@Override
public int getSize() {
return numSpecs;
}
public int getNumberOfRequests() {
return numberOfRequests;
}
public Request getRequest() {
return lastRequest;
}
static class OKResponseHandler extends AbstractResponseHandler {
long generation = 1;
protected void createResponse(Request request) {
JRTServerConfigRequestV3 jrtReq = JRTServerConfigRequestV3.createFromRequest(request);
Payload payload = Payload.from(ConfigPayload.empty());
jrtReq.addOkResponse(payload, generation, false, PayloadChecksums.fromPayload(payload));
generation++;
}
}
public interface ResponseHandler {
void handle(Request request, RequestWaiter requestWaiter);
}
public abstract static class AbstractResponseHandler implements ResponseHandler {
@Override
public void handle(Request request, RequestWaiter requestWaiter) {
createResponse(request);
requestWaiter.handleRequestDone(request);
}
protected abstract void createResponse(Request request);
}
}
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