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OnJava8-Examples/exceptions/LoggingExceptions.java at master · CSapprenticeWT/OnJava8-Examples · GitHub
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LoggingExceptions.java
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LoggingExceptions.java
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// exceptions/LoggingExceptions.java
// (c)2021 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
// An exception that reports through a Logger
// {ErrorOutputExpected}
import
java
.
util
.
logging
.*;
import
java
.
io
.*;
class
LoggingException
extends
Exception
{
private
static
Logger
logger
=
Logger
.
getLogger
(
"LoggingException"
);
LoggingException
() {
StringWriter
trace
=
new
StringWriter
();
printStackTrace
(
new
PrintWriter
(
trace
));
logger
.
severe
(
trace
.
toString
());
}
}
public
class
LoggingExceptions
{
public
static
void
main
(
String
[]
args
) {
try
{
throw
new
LoggingException
();
}
catch
(
LoggingException
e
) {
System
.
err
.
println
(
"Caught "
+
e
);
}
try
{
throw
new
LoggingException
();
}
catch
(
LoggingException
e
) {
System
.
err
.
println
(
"Caught "
+
e
);
}
}
}
/* Output:
___[ Error Output ]___
Jan 24, 2021 8:48:54 AM LoggingException <init>
SEVERE: LoggingException
at
LoggingExceptions.main(LoggingExceptions.java:20)
Caught LoggingException
Jan 24, 2021 8:48:54 AM LoggingException <init>
SEVERE: LoggingException
at
LoggingExceptions.main(LoggingExceptions.java:25)
Caught LoggingException
*/
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