public class StandardLoadBalanceExceptionChecker extends java.lang.Object implements LoadBalanceExceptionChecker
Constructor and Description |
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StandardLoadBalanceExceptionChecker() |
Modifier and Type | Method and Description |
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void |
destroy()
Called by the driver when this extension should release any resources
it is holding and cleanup internally before the connection is
closed.
|
void |
init(Connection conn,
java.util.Properties props)
Called once per connection that wants to use the extension
The properties are the same ones passed in in the URL or arguments to
Driver.connect() or DriverManager.getConnection().
|
boolean |
shouldExceptionTriggerFailover(java.sql.SQLException ex)
Invoked to determine whether or a given SQLException should
trigger a failover in a load-balanced deployment.
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public boolean shouldExceptionTriggerFailover(java.sql.SQLException ex)
LoadBalanceExceptionChecker
shouldExceptionTriggerFailover
in interface LoadBalanceExceptionChecker
public void destroy()
Extension
public void init(Connection conn, java.util.Properties props) throws java.sql.SQLException
Extension
init
in interface Extension
conn
- the connection for which this extension is being createdprops
- configuration values as passed to the connection. Note that
in order to support javax.sql.DataSources, configuration properties specific
to an interceptor must be passed via setURL() on the
DataSource. Extension properties are not exposed via
accessor/mutator methods on DataSources.java.sql.SQLException
- should be thrown if the the Extension
can not initialize itself.