This class helps to exchange values with a message
| 52 | |
| 53 | // This class helps to exchange values with a message |
| 54 | class Message |
| 55 | // : public AutoStorage |
| 56 | { |
| 57 | public: |
| 58 | Message(Firebird::IMessageMetadata* aMeta = NULL) |
| 59 | #ifdef INTERNAL_FIREBIRD |
| 60 | : s(&st), |
| 61 | #else |
| 62 | : s(fb_get_master_interface()->getStatus()), |
| 63 | #endif |
| 64 | metadata(NULL), |
| 65 | buffer(NULL), |
| 66 | builder(NULL), |
| 67 | fieldCount(0), |
| 68 | fieldList(NULL), |
| 69 | statusWrapper(s) |
| 70 | { |
| 71 | try |
| 72 | { |
| 73 | if (aMeta) |
| 74 | { |
| 75 | createBuffer(aMeta); |
| 76 | metadata = aMeta; |
| 77 | metadata->addRef(); |
| 78 | } |
| 79 | else |
| 80 | { |
| 81 | Firebird::IMetadataBuilder* bld = |
| 82 | #ifdef INTERNAL_FIREBIRD |
| 83 | Firebird::MasterInterfacePtr()-> |
| 84 | #else |
| 85 | fb_get_master_interface()-> |
| 86 | #endif |
| 87 | getMetadataBuilder(&statusWrapper, 0); |
| 88 | check(&statusWrapper); |
| 89 | builder = bld; |
| 90 | } |
| 91 | } |
| 92 | catch (...) |
| 93 | { |
| 94 | s->dispose(); |
| 95 | throw; |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | ~Message() |
| 100 | { |
| 101 | delete[] buffer; |
| 102 | #ifndef INTERNAL_FIREBIRD |
| 103 | s->dispose(); |
| 104 | #endif |
| 105 | if (builder) |
| 106 | builder->release(); |
| 107 | if (metadata) |
| 108 | metadata->release(); |
| 109 | } |
| 110 | |
| 111 | public: |