command.cpp

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//
// Copyright 2010 CNRS
//
// Author: Florent Lamiraux
//

#include "dynamic-graph/command.h"

#include <sstream>

#include "dynamic-graph/exception-abstract.h"

namespace dynamicgraph {
namespace command {

const std::vector<Value::Type> Command::EMPTY_ARG = std::vector<Value::Type>();

Command::~Command() {}
Command::Command(Entity &entity, const std::vector<Value::Type> &valueTypes,
                 const std::string &docstring)
    : owner_(entity), valueTypeVector_(valueTypes), docstring_(docstring) {}

const std::vector<Value::Type> &Command::valueTypes() const {
  return valueTypeVector_;
}

void Command::setParameterValues(const std::vector<Value> &values) {
  const std::vector<Value::Type> &paramTypes = valueTypes();
  // Check that number of parameters is correct
  if (values.size() != paramTypes.size()) {
    throw ExceptionAbstract(ExceptionAbstract::ABSTRACT,
                            "wrong number of parameters");
  }
  // Check that each parameter is of correct type
  for (unsigned int iParam = 0; iParam < values.size(); iParam++) {
    if (values[iParam].type() != paramTypes[iParam]) {
      std::stringstream ss;
      ss << "argument " << iParam
         << " is of wrong type: " << Value::typeName(paramTypes[iParam])
         << " expected, got " << Value::typeName(values[iParam].type());
      throw ExceptionAbstract(ExceptionAbstract::TOOLS, ss.str());
    }
  }
  // Copy vector of values in private part
  valueVector_ = values;
}

const std::vector<Value> &Command::getParameterValues() const {
  return valueVector_;
}

Value Command::execute() { return doExecute(); }

Entity &Command::owner() { return owner_; }
std::string Command::getDocstring() const { return docstring_; }
}  // namespace command
}  // namespace dynamicgraph