/**
* Sets the value of a variable
*
* @param index Index of the variable
* @param value Value to be assigned
* @throws JMException
*/
public void setValue(int index, double value) throws JMException {
if (type_.getClass() == RealSolutionType.class)
solution_.getDecisionVariables()[index].setValue(value);
else if (type_.getClass() == ArrayRealSolutionType.class)
((ArrayReal) (solution_.getDecisionVariables()[0])).array_[index] = value;
else
Configuration.logger_.severe(
"jmetal.util.wrapper.XReal.setValue, solution type " + type_ + "+ invalid");
} // setValue
/**
* Returns the number of variables of the solution
*
* @return
*/
public int size() {
if ((type_.getClass().equals(RealSolutionType.class))
|| (type_.getClass().equals(BinaryRealSolutionType.class)))
return solution_.getDecisionVariables().length;
else if (type_.getClass().equals(ArrayRealSolutionType.class))
return ((ArrayReal) (solution_.getDecisionVariables()[0])).getLength();
else
Configuration.logger_.severe(
"jmetal.util.wrapper.XReal.size, solution type " + type_ + "+ invalid");
return 0;
} // size
/**
* Gets the lower bound of a variable
*
* @param index Index of the variable
* @return The lower bound of the variable
* @throws JMException
*/
public double getLowerBound(int index) throws JMException {
if ((type_.getClass() == RealSolutionType.class)
|| (type_.getClass() == BinaryRealSolutionType.class))
return solution_.getDecisionVariables()[index].getLowerBound();
else if (type_.getClass() == ArrayRealSolutionType.class)
return ((ArrayReal) (solution_.getDecisionVariables()[0])).getLowerBound(index);
else {
Configuration.logger_.severe(
"jmetal.util.wrapper.XReal.getLowerBound, solution type " + type_ + "+ invalid");
}
return 0.0;
} // getLowerBound
