iotjava/iotruntime/master/ObjectAddressInitHandler.java

   1 package iotruntime.master;
   2
   3 // Java standard libraries
   4 import java.util.ArrayList;
   5 import java.util.HashMap;
   6 import java.util.List;
   7 import java.util.Map;
   8
   9 /** Class ObjectAddressInitHandler is a class that maintains
  10  *  a data structure that preserves a collection information
  11  *  for creation and re-initialization of driver object's IoTSet
  12  *  that usually contains IoTDeviceAddress, IoTZigbeeAddress,
  13  *  or IoTAddress. These are read from the database when we
  14  *  instrument the fields for policy generation.
  15  *
  16  *  +------------+-----------------------------+
  17  *  | FIELD_NAME | ARRAYLIST OF arrFieldValues |
  18  *  +------------+-----------------------------+
  19  *  | XXXXXXXXXX | #1 | XXXXX                  |
  20  *  |            | #2 | XXXXX                  |
  21  *  |            | #3 | XXXXX                  |
  22  *  |            | ...                         |
  23  *  |            |                             |
  24  *  |            |                             |
  25  *  |            |                             |
  26  *  +------------+-----------------------------+
  27  *  | XXXXXXXXXX | #1 | XXXXX                  |
  28  *  |            | #2 | XXXXX                  |
  29  *  |            | #3 | XXXXX                  |
  30  *  |            | ...                         |
  31  *  |            |                             |
  32  *  |            |                             |
  33  *  |            |                             |
  34  *  +------------+-----------------------------+
  35  *
  36  * @author      Rahmadi Trimananda <rahmadi.trimananda @ uci.edu>
  37  * @version     1.0
  38  * @since       2016-06-24
  39  */
  40 public final class ObjectAddressInitHandler {
  41
  42
  43         /**
  44          * ObjectInitHandler class properties
  45          */
  46         private Map<String, List<Object[]>> mapFieldToValuesList;
  47         private boolean bVerbose;
  48
  49
  50         /**
  51          * Empty constructor
  52          */
  53         public ObjectAddressInitHandler(boolean _bVerbose) {
  54
  55                 mapFieldToValuesList = new HashMap<String, List<Object[]>>();
  56                 bVerbose = _bVerbose;
  57                 RuntimeOutput.print("ObjectAddressInitHandler: Creating a new ObjectAddressInitHandler object!", bVerbose);
  58         }
  59
  60         /**
  61          * Method addField()
  62          * <p>
  63          * Add a new field
  64          *
  65          * @param   strFieldAndObjectID         String field name + object ID
  66          * @param   arrFieldValues                      Array field values object
  67          * @return  void
  68          */
  69         public void addField(String strFieldAndObjectID, Object[] arrFieldValues) {
  70
  71
  72                 // Add a new list if this is a new field+object ID
  73                 if (!mapFieldToValuesList.containsKey(strFieldAndObjectID)) {
  74                         mapFieldToValuesList.put(strFieldAndObjectID, new ArrayList<Object[]>());
  75                 }
  76                 List<Object[]> listField = mapFieldToValuesList.get(strFieldAndObjectID);
  77                 listField.add(arrFieldValues);
  78         }
  79
  80         /**
  81          * Method getField()
  82          * <p>
  83          * Get list of fields
  84          *
  85          * @param   strFieldAndObjectID         String field name + object ID
  86          * @return  void
  87          */
  88         public List<Object[]> getFields(String strFieldAndObjectID) {
  89
  90                 return mapFieldToValuesList.get(strFieldAndObjectID);
  91         }
  92
  93 }