Program: 91883
Project: 91883
Buggy source:
/** 
 * Returns an operation for conversion or transformation between two coordinate reference systems. This method extracts the authority code from the supplied   {@code sourceCRS} and {@code targetCRS}, and submit them to the   {@link #registry}. If no operation is found for those codes, then this method returns   {@code null}.
 * @param sourceCRS  source coordinate reference system.
 * @param targetCRS  target coordinate reference system.
 * @return A coordinate operation from {@code sourceCRS} to {@code targetCRS}, or   {@code null} if no such operation is explicitly defined in the underlying database.
 * @return A coordinate operation from {@code sourceCRS} to {@code targetCRS}, or   {@code null}if no such operation is explicitly defined in the underlying database.
 * @throws IllegalArgumentException if the coordinate systems are not of the same type or axes do not match.
 * @throws ConversionException if the units are not compatible or a unit conversion is non-linear.
 * @throws FactoryException if an error occurred while creating the operation.
 */
private CoordinateOperation search(final CoordinateReferenceSystem sourceCRS,final CoordinateReferenceSystem targetCRS) throws IllegalArgumentException, ConversionException, FactoryException {
  final String sourceID=findCode(sourceCRS);
  if (sourceID == null) {
    return null;
  }
  final String targetID=findCode(targetCRS);
  if (targetID == null) {
    return null;
  }
  if (sourceID.equals(targetID)) {
    return null;
  }
  final boolean inverse;
  Set<CoordinateOperation> operations;
  try {
    operations=registry.createFromCoordinateReferenceSystemCodes(sourceID,targetID);
    inverse=Containers.isNullOrEmpty(operations);
    if (inverse) {
      operations=registry.createFromCoordinateReferenceSystemCodes(targetID,sourceID);
      if (Containers.isNullOrEmpty(operations)) {
        return null;
      }
    }
  }
 catch (  NoSuchAuthorityCodeException|MissingFactoryResourceException exception) {
    log(exception);
    return null;
  }
  double largestArea=0;
  double finestAccuracy=Double.POSITIVE_INFINITY;
  CoordinateOperation bestChoice=null;
  boolean stopAtFirstDeprecated=false;
  for (final Iterator<CoordinateOperation> it=operations.iterator(); it.hasNext(); ) {
    CoordinateOperation candidate;
    try {
      try {
        candidate=it.next();
      }
 catch (      BackingStoreException exception) {
        throw exception.unwrapOrRethrow(FactoryException.class);
      }
      if (inverse)       try {
        candidate=inverse(candidate);
      }
 catch (      NoninvertibleTransformException exception) {
        Logging.recoverableException(Logging.getLogger(Loggers.COORDINATE_OPERATION),CoordinateOperationRegistry.class,"String_Node_Str",exception);
        continue;
      }
    }
 catch (    MissingFactoryResourceException e) {
      log(e);
      continue;
    }
    if (candidate != null) {
      final boolean isDeprecated=(candidate instanceof Deprecable) && ((Deprecable)candidate).isDeprecated();
      if (isDeprecated && stopAtFirstDeprecated) {
        break;
      }
      final double area=Extents.area(Extents.intersection(Extents.getGeographicBoundingBox(areaOfInterest),Extents.getGeographicBoundingBox(candidate.getDomainOfValidity())));
      if (bestChoice == null || area >= largestArea) {
        final double accuracy=CRS.getLinearAccuracy(candidate);
        if (bestChoice == null || area != largestArea || accuracy < finestAccuracy) {
          candidate=complete(candidate,sourceCRS,targetCRS);
          if (filter == null || filter.test(candidate)) {
            bestChoice=candidate;
            if (!Double.isNaN(area)) {
              largestArea=area;
            }
            finestAccuracy=Double.isNaN(accuracy) ? Double.POSITIVE_INFINITY : accuracy;
            stopAtFirstDeprecated=!isDeprecated;
          }
        }
      }
    }
  }
  return bestChoice;
}

Fixed version (ground truth):
/** 
 * Returns an operation for conversion or transformation between two coordinate reference systems. This method extracts the authority code from the supplied   {@code sourceCRS} and {@code targetCRS}, and submit them to the   {@link #registry}. If no operation is found for those codes, then this method returns   {@code null}.
 * @param sourceCRS  source coordinate reference system.
 * @param targetCRS  target coordinate reference system.
 * @return A coordinate operation from {@code sourceCRS} to {@code targetCRS}, or   {@code null} if no such operation is explicitly defined in the underlying database.
 * @return A coordinate operation from {@code sourceCRS} to {@code targetCRS}, or   {@code null}if no such operation is explicitly defined in the underlying database.
 * @throws IllegalArgumentException if the coordinate systems are not of the same type or axes do not match.
 * @throws ConversionException if the units are not compatible or a unit conversion is non-linear.
 * @throws FactoryException if an error occurred while creating the operation.
 */
private CoordinateOperation search(final CoordinateReferenceSystem sourceCRS,final CoordinateReferenceSystem targetCRS) throws IllegalArgumentException, ConversionException, FactoryException {
  final String sourceID=findCode(sourceCRS);
  if (sourceID == null) {
    return null;
  }
  final String targetID=findCode(targetCRS);
  if (targetID == null) {
    return null;
  }
  if (sourceID.equals(targetID)) {
    return null;
  }
  final boolean inverse;
  Set<CoordinateOperation> operations;
  try {
    operations=registry.createFromCoordinateReferenceSystemCodes(sourceID,targetID);
    inverse=Containers.isNullOrEmpty(operations);
    if (inverse) {
      operations=registry.createFromCoordinateReferenceSystemCodes(targetID,sourceID);
      if (Containers.isNullOrEmpty(operations)) {
        return null;
      }
    }
  }
 catch (  NoSuchAuthorityCodeException|MissingFactoryResourceException exception) {
    log(exception);
    return null;
  }
  double largestArea=0;
  double finestAccuracy=Double.POSITIVE_INFINITY;
  CoordinateOperation bestChoice=null;
  boolean stopAtFirstDeprecated=false;
  for (final Iterator<CoordinateOperation> it=operations.iterator(); it.hasNext(); ) {
    CoordinateOperation candidate;
    try {
      candidate=it.next();
    }
 catch (    BackingStoreException exception) {
      FactoryException cause=exception.unwrapOrRethrow(FactoryException.class);
      if (cause instanceof MissingFactoryResourceException) {
        log(cause);
        continue;
      }
      throw cause;
    }
    if (candidate != null) {
      final boolean isDeprecated=(candidate instanceof Deprecable) && ((Deprecable)candidate).isDeprecated();
      if (isDeprecated && stopAtFirstDeprecated) {
        break;
      }
      final double area=Extents.area(Extents.intersection(Extents.getGeographicBoundingBox(areaOfInterest),Extents.getGeographicBoundingBox(candidate.getDomainOfValidity())));
      if (bestChoice == null || area >= largestArea) {
        final double accuracy=CRS.getLinearAccuracy(candidate);
        if (bestChoice == null || area != largestArea || accuracy < finestAccuracy) {
          if (inverse)           try {
            candidate=inverse(candidate);
          }
 catch (          NoninvertibleTransformException exception) {
            Logging.recoverableException(Logging.getLogger(Loggers.COORDINATE_OPERATION),CoordinateOperationRegistry.class,"String_Node_Str",exception);
            continue;
          }
catch (          MissingFactoryResourceException e) {
            log(e);
            continue;
          }
          candidate=complete(candidate,sourceCRS,targetCRS);
          if (filter == null || filter.test(candidate)) {
            bestChoice=candidate;
            if (!Double.isNaN(area)) {
              largestArea=area;
            }
            finestAccuracy=Double.isNaN(accuracy) ? Double.POSITIVE_INFINITY : accuracy;
            stopAtFirstDeprecated=!isDeprecated;
          }
        }
      }
    }
  }
  return bestChoice;
}