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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.vespa.config.server;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.vespa.config.protocol.Trace;
import com.yahoo.vespa.config.server.tenant.TenantRepository;
/**
* Contains the context for serving getconfig requests so that this information does not have to be looked up multiple times.
*
* @author Ulf Lilleengen
*/
public class GetConfigContext {
private final ApplicationId app;
private final RequestHandler requestHandler;
private final Trace trace;
private GetConfigContext(ApplicationId app, RequestHandler handler, Trace trace) {
this.app = app;
this.requestHandler = handler;
this.trace = trace;
}
public ApplicationId applicationId() {
return app;
}
public Trace trace() {
return trace;
}
public RequestHandler requestHandler() {
return requestHandler;
}
public static GetConfigContext create(ApplicationId app, RequestHandler handler, Trace trace) {
return new GetConfigContext(app, handler, trace);
}
public static GetConfigContext empty() {
return new GetConfigContext(null, null, null);
}
public static GetConfigContext testContext(ApplicationId app) {
return new GetConfigContext(app, null, null);
}
public boolean isEmpty() { return app == null && requestHandler == null && trace == null; }
/**
* Helper to produce a log preamble with the tenant and app id
* @return log msg preamble
*/
public String logPre() {
return TenantRepository.logPre(app);
}
@Override
public String toString() {
return "get config context for application " + app + ", having handler " + requestHandler;
}
}
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