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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.search.debug;
import com.yahoo.container.osgi.AbstractRpcAdaptor;
import com.yahoo.jrt.Method;
import com.yahoo.jrt.Supervisor;
import com.yahoo.fs4.PacketDumper.PacketType;
/**
* Handles rpc calls for retrieving debug information.
*
* @author tonytv
*/
public final class DebugRpcAdaptor extends AbstractRpcAdaptor {
private static final String debugPrefix = "debug.";
public void bindCommands(Supervisor supervisor) {
addTraceMethod(supervisor, "query", PacketType.query);
addTraceMethod(supervisor, "result", PacketType.result);
addMethod(supervisor, "output-search-chain", new OutputSearchChain());
addMethod(supervisor, "backend-statistics", new BackendStatistics());
}
private void addTraceMethod(Supervisor supervisor, String name, PacketType packetType) {
addMethod(supervisor, constructTraceMethodName(name), new TracePackets(packetType));
}
private void addMethod(Supervisor supervisor, String name, DebugMethodHandler handler) {
JrtMethodSignature typeStrings = handler.getSignature();
supervisor.addMethod(
new Method(debugPrefix + name,
typeStrings.parametersTypes,
typeStrings.returnTypes,
handler));
}
//example: debug.dump-query-packets
private String constructTraceMethodName(String name) {
return debugPrefix + "dump-" + name + "-packets";
}
}
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