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java.lang.Objectorg.h2.samples.ShowProgress
public class ShowProgress
This example application implements a database event listener. This is useful to display progress information while opening a large database, or to log database exceptions.
Field Summary |
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Fields inherited from interface org.h2.api.DatabaseEventListener |
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STATE_BACKUP_FILE, STATE_CREATE_INDEX, STATE_RECONNECTED, STATE_RECOVER, STATE_SCAN_FILE |
Constructor Summary | |
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ShowProgress()
Create a new instance of this class, and start the timer. |
Method Summary | |
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void |
closingDatabase()
This method is called when the database is closed. |
void |
exceptionThrown(java.sql.SQLException e,
java.lang.String sql)
This method is called if an exception occurs in the database. |
void |
init(java.lang.String url)
This method is called just after creating the instance. |
static void |
main(java.lang.String... args)
This method is called when executing this sample application from the command line. |
void |
opened()
This method is called when the database is open. |
void |
setProgress(int state,
java.lang.String name,
int current,
int max)
This method is called when opening the database to notify about the progress. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ShowProgress()
Method Detail |
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public static void main(java.lang.String... args) throws java.lang.Exception
args
- the command line parameters
java.lang.Exception
public void exceptionThrown(java.sql.SQLException e, java.lang.String sql)
exceptionThrown
in interface DatabaseEventListener
e
- the exceptionsql
- the SQL statementpublic void setProgress(int state, java.lang.String name, int current, int max)
setProgress
in interface DatabaseEventListener
state
- the current statename
- the object name (depends on the state)current
- the current progressmax
- the 100% markpublic void closingDatabase()
closingDatabase
in interface DatabaseEventListener
public void init(java.lang.String url)
init
in interface DatabaseEventListener
url
- the database URLpublic void opened()
opened
in interface DatabaseEventListener
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