package com.exsoinn.util.epf;
   
   import com.google.gson.JsonArray;
   import com.google.gson.JsonElement;
   import com.google.gson.JsonObject;
   
   /**
    * Created by QuijadaJ on 5/24/2017.
    */
  public class MutableJsonContext extends JsonContext implements MutableContext {
      MutableJsonContext(JsonElement pJsonElement) {
          super(pJsonElement);
      }
  
      @Override
      public void addMember(String pName, Context pContext) {
          if (!isRecursible()) {
              throw new IllegalStateException("This operation not supported for elements that are not complex.");
          }
  
          // Need the underlying JSON elements of both sender and receiving objects in order
          // to be able to invoke GSON's API to add to it
          JsonElement srcJson = ((JsonContext) pContext).unwrap();
          JsonObject targetJson = (JsonObject) unwrap();
          targetJson.add(pName, srcJson);
      }
  
      @Override
      public void addEntryToArray(Context pEntry) {
          if (!isArray()) {
              throw new IllegalStateException("This operation not supported for elements that are not array.");
          }
  
          JsonElement srcJson = ((JsonContext) pEntry).unwrap();
          JsonArray targetJson = (JsonArray) unwrap();
          targetJson.add(srcJson);
      }
  }