--- /dev/null 2014-01-14 10:03:28.745644936 -0800 +++ new/test/javax/print/PrintServiceLookup/CountPrintServices.java 2014-02-06 14:27:37.648644512 -0800 @@ -0,0 +1,67 @@ +/* + * Copyright (c) 2014, 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. + */ + +import java.io.BufferedReader; +import java.io.InputStreamReader; +import javax.print.PrintService; +import javax.print.PrintServiceLookup; +import javax.print.attribute.AttributeSet; +import javax.print.attribute.HashAttributeSet; +import javax.print.attribute.standard.PrinterName; + +/* + * @test + * @bug 8032693 + * @summary Test that lpstat and JDK agree whether there are printers. + */ +public class CountPrintServices { + + public static void main(String[] args) throws Exception { + String os = System.getProperty("os.name").toLowerCase(); + System.out.println("OS is " + os); + if (!os.equals("linux")) { + System.out.println("Linux specific test. No need to continue"); + } + PrintService services[] = + PrintServiceLookup.lookupPrintServices(null, null); + if (services.length > 0) { + System.out.println("Services found. No need to test further."); + return; + } + String[] lpcmd = { "lpstat", "-a" }; + Process proc = Runtime.getRuntime().exec(lpcmd); + proc.waitFor(); + InputStreamReader ir = new InputStreamReader(proc.getInputStream()); + BufferedReader br = new BufferedReader(ir); + int count = 0; + String printer; + while ((printer = br.readLine()) != null) { + System.out.println("lpstat:: " + printer); + count++; + } + if (count > 0) { + throw new RuntimeException("Services exist, but not found by JDK."); + } + } +} +