net.mograsim.logic.model/src/net/mograsim/logic/model/snippets/highlevelstatehandlers/standard/atomic/DelegatingAtomicHighLevelStateHandler.java

   1 package net.mograsim.logic.model.snippets.highlevelstatehandlers.standard.atomic;
   2
   3 import net.mograsim.logic.model.model.components.ModelComponent;
   4 import net.mograsim.logic.model.model.components.submodels.SubmodelComponent;
   5 import net.mograsim.logic.model.serializing.IdentifyParams;
   6 import net.mograsim.logic.model.snippets.SnippetDefinintion;
   7 import net.mograsim.logic.model.snippets.highlevelstatehandlers.standard.HighLevelStateHandlerContext;
   8 import net.mograsim.logic.model.snippets.highlevelstatehandlers.standard.StandardHighLevelStateHandlerSnippetSuppliers;
   9
  10 public class DelegatingAtomicHighLevelStateHandler implements AtomicHighLevelStateHandler
  11 {
  12         private final SubmodelComponent parentComponent;
  13         private ModelComponent delegateTarget;
  14         private String subStateID;
  15
  16         public DelegatingAtomicHighLevelStateHandler(HighLevelStateHandlerContext context)
  17         {
  18                 this(context, null);
  19         }
  20
  21         public DelegatingAtomicHighLevelStateHandler(HighLevelStateHandlerContext context, DelegatingAtomicHighLevelStateHandlerParams params)
  22         {
  23                 this.parentComponent = context.component;
  24                 if (params != null)
  25                 {
  26                         // TODO document this
  27                         if (params.delegateTarget == null)
  28                                 setDelegateTarget(parentComponent);
  29                         else
  30                                 setDelegateTarget(parentComponent.submodel.getComponentsByName().get(params.delegateTarget));
  31                         setSubStateID(params.subStateID);
  32                 }
  33         }
  34
  35         public void set(ModelComponent delegateTarget, String subStateID)
  36         {
  37                 setDelegateTarget(delegateTarget);
  38                 setSubStateID(subStateID);
  39         }
  40
  41         public void setDelegateTarget(ModelComponent delegateTarget)
  42         {
  43                 if (delegateTarget == null)
  44                         this.delegateTarget = parentComponent;
  45                 else if (parentComponent.submodel.getComponentsByName().get(delegateTarget.getName()) != delegateTarget)
  46                         throw new IllegalArgumentException(
  47                                         "Can only set components belonging to the submodel of the parent component of this handler as the delegate target");
  48                 this.delegateTarget = delegateTarget;
  49         }
  50
  51         public void setSubStateID(String subStateID)
  52         {
  53                 this.subStateID = subStateID;
  54         }
  55
  56         @Override
  57         public Object getHighLevelState()
  58         {
  59                 return delegateTarget.getHighLevelState(subStateID);
  60         }
  61
  62         @Override
  63         public void setHighLevelState(Object newState)
  64         {
  65                 delegateTarget.setHighLevelState(subStateID, newState);
  66         }
  67
  68         @Override
  69         public String getIDForSerializing(IdentifyParams idParams)
  70         {
  71                 return "delegating";
  72         }
  73
  74         @Override
  75         public DelegatingAtomicHighLevelStateHandlerParams getParamsForSerializing(IdentifyParams idParams)
  76         {
  77                 DelegatingAtomicHighLevelStateHandlerParams params = new DelegatingAtomicHighLevelStateHandlerParams();
  78                 params.delegateTarget = delegateTarget.getName();
  79                 params.subStateID = subStateID;
  80                 return params;
  81         }
  82
  83         public static class DelegatingAtomicHighLevelStateHandlerParams
  84         {
  85                 public String delegateTarget;
  86                 public String subStateID;
  87         }
  88
  89         static
  90         {
  91                 StandardHighLevelStateHandlerSnippetSuppliers.atomicHandlerSupplier.setSnippetSupplier(
  92                                 DelegatingAtomicHighLevelStateHandler.class.getCanonicalName(),
  93                                 SnippetDefinintion.create(DelegatingAtomicHighLevelStateHandlerParams.class, DelegatingAtomicHighLevelStateHandler::new));
  94         }
  95 }