Program: 119694
Project: 119694
Buggy source:
public Image getColumnImage(Object element,int columnIndex){
  if (columnIndex == 0) {
    ECoreImage warnOverlay=ECoreImage.WARN_OVERLAY;
    EPosition position=EPosition.BOTTOM_RIGHT;
    if (element instanceof Job) {
      IImage image=null;
      Job job=(Job)element;
      if (job.isMR()) {
        for (        ERepositoryObjectType type : (ERepositoryObjectType[])ERepositoryObjectType.values()) {
          String alias=type.getAlias();
          if (alias != null && alias.equals("String_Node_Str")) {
            image=CoreImageProvider.getIcon(type);
          }
        }
      }
 else       if (job.isJoblet()) {
        image=ECoreImage.JOBLET_ICON;
      }
 else {
        image=ECoreImage.PROCESS_ICON;
      }
      if (checkElementForUpdate(element)) {
        return OverlayImageProvider.getImageForOverlay(image,warnOverlay,position);
      }
      return ImageProvider.getImage(image);
    }
 else     if (element instanceof Category) {
      Category category=(Category)element;
      EUpdateItemType type=category.getType();
      if (type != null) {
        Image image=null;
switch (type) {
case JOB_PROPERTY_EXTRA:
case JOB_PROPERTY_STATS_LOGS:
case JOB_PROPERTY_HEADERFOOTER:
          image=ImageProvider.getImage(ECoreImage.PROCESS_ICON);
        break;
case CONTEXT:
case CONTEXT_GROUP:
case JOBLET_CONTEXT:
      image=ImageProvider.getImage(ECoreImage.CONTEXT_ICON);
    break;
case NODE_PROPERTY:
case NODE_SCHEMA:
case NODE_QUERY:
case NODE_SAP_IDOC:
case NODE_SAP_FUNCTION:
case NODE_VALIDATION_RULE:
case JOBLET_SCHEMA:
case JOBLET_RENAMED:
case RELOAD:
  image=getImageFromNode(category.getNode());
break;
case JOB_PROPERTY_MAPREDUCE:
for (ERepositoryObjectType etype : (ERepositoryObjectType[])ERepositoryObjectType.values()) {
String alias=etype.getAlias();
if (alias != null && alias.equals("String_Node_Str")) {
  image=CoreImageProvider.getImage(etype);
}
}
break;
default :
}
if (image != null && checkElementForUpdate(element)) {
return OverlayImageProvider.getImageForOverlay(image,warnOverlay,position);
}
return image;
}
}
 else if (element instanceof Item) {
Item item=(Item)element;
IImage image=EImage.EMPTY;
switch (item.getResultObject().getUpdateType()) {
case NODE_QUERY:
image=ECoreImage.METADATA_QUERY_ICON;
break;
case NODE_SCHEMA:
case JOBLET_SCHEMA:
image=ECoreImage.METADATA_TABLE_ICON;
break;
case NODE_PROPERTY:
case NODE_VALIDATION_RULE:
case JOB_PROPERTY_EXTRA:
case JOB_PROPERTY_STATS_LOGS:
case JOB_PROPERTY_MAPREDUCE:
ERepositoryObjectType type=RepositoryUpdateManager.getTypeFromSource(item.getRemark());
if (type != null) {
image=CoreImageProvider.getIcon(type);
}
case JOBLET_RENAMED:
case RELOAD:
case CONTEXT:
case CONTEXT_GROUP:
case JOBLET_CONTEXT:
default :
}
if (checkElementForUpdate(element)) {
return OverlayImageProvider.getImageForOverlay(image,warnOverlay,position);
}
return ImageProvider.getImage(image);
}
}
return null;
}

Fixed version (ground truth):
public Image getColumnImage(Object element,int columnIndex){
  if (columnIndex == 0) {
    ECoreImage warnOverlay=ECoreImage.WARN_OVERLAY;
    EPosition position=EPosition.BOTTOM_RIGHT;
    if (element instanceof Job) {
      IImage image=null;
      Job job=(Job)element;
      if (job.isMR()) {
        for (        ERepositoryObjectType type : (ERepositoryObjectType[])ERepositoryObjectType.values()) {
          String alias=type.getAlias();
          if (alias != null && alias.equals("String_Node_Str")) {
            image=CoreImageProvider.getIcon(type);
          }
        }
      }
 else       if (job.isJoblet()) {
        image=ECoreImage.JOBLET_ICON;
      }
 else {
        image=ECoreImage.PROCESS_ICON;
      }
      if (checkElementForUpdate(element)) {
        return OverlayImageProvider.getImageForOverlay(image,warnOverlay,position);
      }
      return ImageProvider.getImage(image);
    }
 else     if (element instanceof Category) {
      Category category=(Category)element;
      EUpdateItemType type=category.getType();
      if (type != null) {
        Image image=null;
switch (type) {
case JOB_PROPERTY_EXTRA:
case JOB_PROPERTY_STATS_LOGS:
case JOB_PROPERTY_HEADERFOOTER:
          image=ImageProvider.getImage(ECoreImage.PROCESS_ICON);
        break;
case CONTEXT:
case CONTEXT_GROUP:
case JOBLET_CONTEXT:
      image=ImageProvider.getImage(ECoreImage.CONTEXT_ICON);
    break;
case NODE_PROPERTY:
case NODE_SCHEMA:
case NODE_QUERY:
case NODE_SAP_IDOC:
case NODE_SAP_FUNCTION:
case NODE_VALIDATION_RULE:
case JOBLET_SCHEMA:
case JOBLET_RENAMED:
case RELOAD:
case MAP_PATH:
  image=getImageFromNode(category.getNode());
break;
case JOB_PROPERTY_MAPREDUCE:
for (ERepositoryObjectType etype : (ERepositoryObjectType[])ERepositoryObjectType.values()) {
String alias=etype.getAlias();
if (alias != null && alias.equals("String_Node_Str")) {
  image=CoreImageProvider.getImage(etype);
}
}
break;
default :
}
if (image != null && checkElementForUpdate(element)) {
return OverlayImageProvider.getImageForOverlay(image,warnOverlay,position);
}
return image;
}
}
 else if (element instanceof Item) {
Item item=(Item)element;
IImage image=EImage.EMPTY;
switch (item.getResultObject().getUpdateType()) {
case NODE_QUERY:
image=ECoreImage.METADATA_QUERY_ICON;
break;
case NODE_SCHEMA:
case JOBLET_SCHEMA:
image=ECoreImage.METADATA_TABLE_ICON;
break;
case NODE_PROPERTY:
case NODE_VALIDATION_RULE:
case JOB_PROPERTY_EXTRA:
case JOB_PROPERTY_STATS_LOGS:
case JOB_PROPERTY_MAPREDUCE:
ERepositoryObjectType type=RepositoryUpdateManager.getTypeFromSource(item.getRemark());
if (type != null) {
image=CoreImageProvider.getIcon(type);
}
case JOBLET_RENAMED:
case RELOAD:
case CONTEXT:
case CONTEXT_GROUP:
case JOBLET_CONTEXT:
default :
}
if (checkElementForUpdate(element)) {
return OverlayImageProvider.getImageForOverlay(image,warnOverlay,position);
}
return ImageProvider.getImage(image);
}
}
return null;
}