@Override
  public boolean isDestroyed() {
    if (entryIsDestroyed) {
      return true;
    }
    checkTX();
    try {
      if (!myTX.containsKey(keyInfo, localRegion)) {
        entryIsDestroyed = true;
      }
    } catch (RegionDestroyedException ex) {
      entryIsDestroyed = true;
    } catch (CancelException ex) {
      entryIsDestroyed = true;
    }
    return entryIsDestroyed;
  }
Create an Entry given a key. The returned Entry may or may not be destroyed
geode-core/src/main/java/org/apache/geode/internal/cache/TXEntry.java