Package org.sqlite
Class BusyHandler
- java.lang.Object
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- org.sqlite.BusyHandler
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public abstract class BusyHandler extends Object
https://www.sqlite.org/c3ref/busy_handler.html
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Constructor Summary
Constructors Constructor Description BusyHandler()
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Method Summary
All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description protected abstract int
callback(int nbPrevInvok)
https://www.sqlite.org/c3ref/busy_handler.htmlstatic void
clearHandler(Connection conn)
Clears any busy handler registered with the connection.static void
setHandler(Connection conn, BusyHandler busyHandler)
Sets a busy handler for the connection.
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Method Detail
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setHandler
public static final void setHandler(Connection conn, BusyHandler busyHandler) throws SQLException
Sets a busy handler for the connection.- Parameters:
conn
- the SQLite connectionbusyHandler
- the busyHandler- Throws:
SQLException
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clearHandler
public static final void clearHandler(Connection conn) throws SQLException
Clears any busy handler registered with the connection.- Parameters:
conn
- the SQLite connection- Throws:
SQLException
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callback
protected abstract int callback(int nbPrevInvok) throws SQLException
https://www.sqlite.org/c3ref/busy_handler.html- Parameters:
nbPrevInvok
- number of times that the busy handler has been invoked previously for the same locking event- Returns:
- If the busy callback returns 0, then no additional attempts are made to access the database and SQLITE_BUSY is returned to the application. If the callback returns non-zero, then another attempt is made to access the database and the cycle repeats.
- Throws:
SQLException
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