private String opToString(byte opCode) {
    switch (opCode) {
      case OP_NULL:
        return "OP_NULL";
      case OP_L_DESTROY:
        return "OP_L_DESTROY";
      case OP_CREATE_LD:
        return "OP_CREATE_LD";
      case OP_LLOAD_CREATE_LD:
        return "OP_LLOAD_CREATE_LD";
      case OP_NLOAD_CREATE_LD:
        return "OP_NLOAD_CREATE_LD";
      case OP_PUT_LD:
        return "OP_PUT_LD";
      case OP_LLOAD_PUT_LD:
        return "OP_LLOAD_PUT_LD";
      case OP_NLOAD_PUT_LD:
        return "OP_NLOAD_PUT_LD";
      case OP_D_INVALIDATE_LD:
        return "OP_D_INVALIDATE_LD";
      case OP_D_DESTROY:
        return "OP_D_DESTROY";
      case OP_L_INVALIDATE:
        return "OP_L_INVALIDATE";
      case OP_PUT_LI:
        return "OP_PUT_LI";
      case OP_LLOAD_PUT_LI:
        return "OP_LLOAD_PUT_LI";
      case OP_NLOAD_PUT_LI:
        return "OP_NLOAD_PUT_LI";
      case OP_D_INVALIDATE:
        return "OP_D_INVALIDATE";
      case OP_CREATE_LI:
        return "OP_CREATE_LI";
      case OP_LLOAD_CREATE_LI:
        return "OP_LLOAD_CREATE_LI";
      case OP_NLOAD_CREATE_LI:
        return "OP_NLOAD_CREATE_LI";
      case OP_CREATE:
        return "OP_CREATE";
      case OP_SEARCH_CREATE:
        return "OP_SEARCH_CREATE";
      case OP_LLOAD_CREATE:
        return "OP_LLOAD_CREATE";
      case OP_NLOAD_CREATE:
        return "OP_NLOAD_CREATE";
      case OP_LOCAL_CREATE:
        return "OP_LOCAL_CREATE";
      case OP_PUT:
        return "OP_PUT";
      case OP_SEARCH_PUT:
        return "OP_SEARCH_PUT";
      case OP_LLOAD_PUT:
        return "OP_LLOAD_PUT";
      case OP_NLOAD_PUT:
        return "OP_NLOAD_PUT";
      default:
        return "<unhandled op " + opCode + " >";
    }
  }
Returns true if this operation has an event for the tx listener

@since GemFire 5.0
geode-core/src/main/java/org/apache/geode/internal/cache/TXEntryState.java