NullPointerException when exception thrown in underlying getConnection()

[alex-kormukhin]

datasource-proxy version: 1.10.

If underlying data source throw some SQL exception in getConnection() method, datasource-proxy mask that exception and crashes with NullPointerException with stack like this:

java.lang.NullPointerException: Cannot invoke "net.ttddyy.dsproxy.ConnectionInfo.getConnectionId()" because "connectionInfo" is null
	at net.ttddyy.observation.tracing.DataSourceObservationListener.handleGetConnectionAfter(DataSourceObservationListener.java:262)
	at net.ttddyy.observation.tracing.DataSourceObservationListener.afterMethod(DataSourceObservationListener.java:207)
	at net.ttddyy.dsproxy.listener.CompositeMethodListener.afterMethod(CompositeMethodListener.java:25)
	at net.ttddyy.dsproxy.proxy.ProxyLogicSupport.proceedMethodExecution(ProxyLogicSupport.java:114)
	at net.ttddyy.dsproxy.support.ProxyDataSource.getConnectionProxy(ProxyDataSource.java:83)
	... 16 common frames omitted
Wrapped by: net.ttddyy.dsproxy.DataSourceProxyException: Failed to perform getConnection
	at net.ttddyy.dsproxy.support.ProxyDataSource.getConnectionProxy(ProxyDataSource.java:88)
	at net.ttddyy.dsproxy.support.ProxyDataSource.getConnection(ProxyDataSource.java:73)
	at org.springframework.jdbc.datasource.DataSourceUtils.fetchConnection(DataSourceUtils.java:160)
	at org.springframework.jdbc.datasource.DataSourceUtils.doGetConnection(DataSourceUtils.java:118)
	at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:81)
	at org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:342)
	at org.springframework.boot.actuate.jdbc.DataSourceHealthIndicator.getProduct(DataSourceHealthIndicator.java:122)
	at org.springframework.boot.actuate.jdbc.DataSourceHealthIndicator.doDataSourceHealthCheck(DataSourceHealthIndicator.java:105)
	at org.springframework.boot.actuate.jdbc.DataSourceHealthIndicator.doHealthCheck(DataSourceHealthIndicator.java:100)
	at org.springframework.boot.actuate.health.AbstractHealthIndicator.health(AbstractHealthIndicator.java:82)
...