Program: 92193
Project: 92193
Buggy source:
/** 
 * Marks this   {@code ContextualParameter} as unmodifiable and creates the<cite>normalize</cite> →  {@code kernel} → <cite>denormalize</cite> transforms chain.This method shall be invoked only after the  {@linkplain #getMatrix(boolean) (de)normalization}matrices have been set to their final values. <p>The transforms chain created by this method does not include any step for  {@linkplain org.apache.sis.referencing.cs.CoordinateSystems#swapAndScaleAxes changing axis order}or for converting to units other than degrees or metres. Such steps, if desired, should be defined outside   {@code ContextualParameters}. Efficient concatenation of those steps will happen "under the hood".</p>
 * @param factory The factory to use for creating math transform instances.
 * @param kernel The (usually non-linear) kernel.This is often a  {@link org.apache.sis.referencing.operation.projection.NormalizedProjection}.
 * @return The concatenation of <cite>normalize</cite> → <cite>the given kernel</cite> → <cite>denormalize</cite>transforms.
 * @throws FactoryException if an error occurred while creating a math transform instance.
 * @see org.apache.sis.referencing.operation.projection.NormalizedProjection#createMapProjection(MathTransformFactory)
 */
public MathTransform completeTransform(final MathTransformFactory factory,final MathTransform kernel) throws FactoryException {
  if (!isFrozen) {
    isFrozen=true;
    for (int i=0; i < values.length; i++) {
      final ParameterValue<?> p=values[i];
      if (p == null) {
        values=Arrays.copyOf(values,i);
        break;
      }
      values[i]=DefaultParameterValue.unmodifiable(p);
    }
  }
  final MathTransform n=factory.createAffineTransform(normalize);
  final MathTransform d=factory.createAffineTransform(denormalize);
  Matrix m;
  if ((m=MathTransforms.getMatrix(n)) != null)   normalize=m;
  if ((m=MathTransforms.getMatrix(d)) != null)   denormalize=m;
  return factory.createConcatenatedTransform(factory.createConcatenatedTransform(n,kernel),d);
}

Fixed version (ground truth):
/** 
 * Marks this   {@code ContextualParameter} as unmodifiable and creates the<cite>normalize</cite> →  {@code kernel} → <cite>denormalize</cite> transforms chain.This method shall be invoked only after the  {@linkplain #getMatrix(boolean) (de)normalization}matrices have been set to their final values. <p>The transforms chain created by this method does not include any step for  {@linkplain org.apache.sis.referencing.cs.CoordinateSystems#swapAndScaleAxes changing axis order}or for converting to units other than degrees or metres. Such steps, if desired, should be defined outside   {@code ContextualParameters}. Efficient concatenation of those steps will happen "under the hood".</p>
 * @param factory The factory to use for creating math transform instances.
 * @param kernel The (usually non-linear) kernel.This is often a  {@link org.apache.sis.referencing.operation.projection.NormalizedProjection}.
 * @return The concatenation of <cite>normalize</cite> → <cite>the given kernel</cite> → <cite>denormalize</cite>transforms.
 * @throws FactoryException if an error occurred while creating a math transform instance.
 * @see org.apache.sis.referencing.operation.projection.NormalizedProjection#createMapProjection(MathTransformFactory)
 */
public MathTransform completeTransform(final MathTransformFactory factory,final MathTransform kernel) throws FactoryException {
}