6968793: issues with diagnostics
Summary: several diagnostic improvements
Reviewed-by: jjg
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
* @test
* @bug 6971877
* @author Joseph D. Darcy
* @summary Verify a primary exception suppresses all throwables
*/
public class TwrSuppression implements AutoCloseable {
public static void main(String... args) throws Throwable {
try {
try (TwrSuppression r1 = new TwrSuppression(false);
TwrSuppression r2 = new TwrSuppression(true)) {
throw new RuntimeException();
}
} catch(RuntimeException e) {
Throwable[] suppressedExceptions = e.getSuppressed();
int length = suppressedExceptions.length;
if (length != 2)
throw new RuntimeException("Unexpected length " + length);
if (suppressedExceptions[0].getClass() != Error.class ||
suppressedExceptions[1].getClass() != Exception.class) {
System.err.println("Unexpected suppressed types!");
e.printStackTrace();
throw new RuntimeException(e);
}
}
}
private boolean throwError;
private TwrSuppression(boolean throwError) {
this.throwError = throwError;
}
@Override
public void close() throws Exception {
if (throwError) {
throw new Error();
} else {
throw new Exception();
}
}
}