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8263439: getSupportedAttributeValues() throws NPE for Finishings attribute #3055

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@@ -0,0 +1,64 @@
/*
* Copyright (c) 2002, 2021, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/

/*
@test
@key printer
@bug 4722616 8263439
@summary Verify no exception enumerating all attributes
*/

import javax.print.PrintService;
import javax.print.PrintServiceLookup;

public class PrintValues {

public static void main(String[] args) {

PrintService printer = PrintServiceLookup.lookupDefaultPrintService();
if (printer == null) {
System.out.println("No default printer configured. Cannot continue");
return;
}
Class[] categories = printer.getSupportedAttributeCategories();

for (int i=0; i<categories.length; i++) {
System.out.print("Class "+categories[i]);
System.out.print(' ');
Object value =
printer.getSupportedAttributeValues (categories[i], null, null);
if ((value != null) && (value.getClass().isArray())) {
Object[] v = (Object[])value;
for (int j=0; j<v.length; j++) {
if (j > 0) {
System.out.print(", ");
}
System.out.print(v[j]);
}
} else {
System.out.print(value);
}
System.out.println();
}
}
}