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Berkeley DB version 5.3.28 |
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public interface RecordNumberAppender
An interface specifying a callback function that modifies stored data based on a generated key.
| Method Summary | |
|---|---|
void |
appendRecordNumber(Database db,
DatabaseEntry data,
int recno)
A callback function to modify the stored database based on the generated key. |
| Method Detail |
|---|
void appendRecordNumber(Database db,
DatabaseEntry data,
int recno)
throws DatabaseException
When storing records using Database.append it may be
useful to modify the stored data based on the generated key. This function will be called after the record number has been
selected, but before the data has been stored.
The callback function may modify the data DatabaseEntry.
The callback function must throw a DatabaseException object
to encapsulate the error on failure. That object will be thrown to
caller of Database.append.
db - The enclosing database handle.
@param data The data to be stored.
recno - The generated record number.
DatabaseException
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Berkeley DB version 5.3.28 |
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