code: public boolean hasTableIconRelationship(String featureTable) {
  		return hasStyleRelationship(
  				getMappingTableName(TABLE_MAPPING_TABLE_ICON, featureTable),
  				ContentsId.TABLE_NAME, IconTable.TABLE_NAME);
  	}
docs: Determine if a feature table icon relationship exists
  
  @param featureTable
  feature table
  @return true if relationship exists