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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "ihopdirective.h"
namespace mbus {
/**
* This class represents an error directive within a {@link Hop}'s selector. This means to stop whatever is being
* resolved, and instead return a reply containing a specified error.
*
* @author Simon Thoresen Hult
* @version $Id$
*/
class ErrorDirective : public IHopDirective {
private:
string _msg;
public:
/**
* Constructs a new error directive.
*
* @param msg The error message.
*/
ErrorDirective(vespalib::stringref msg);
~ErrorDirective() override;
/**
* Returns the error string that is to be assigned to the reply.
*
* @return The error string.
*/
const string &getMessage() const { return _msg; }
Type getType() const override { return TYPE_ERROR; }
bool matches(const IHopDirective &) const override { return false; }
string toString() const override;
string toDebugString() const override;
};
} // mbus
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