8016737: After clicking on "Print UNCOLLATED" button, the print out come in order 'Page 1', 'Page 2', 'Page 1'

Reviewed-by: jchen, prr

jdk/src/solaris/classes/sun/print/IPPPrintService.java

@@ -1029,8 +1029,17 @@ public class IPPPrintService implements PrintService, SunPrinterJobService {
             // now supports collation and that most OS has a way
             // of setting it, it is a safe assumption to just always
             // include SheetCollate as supported attribute.
+
+            /*
+               In Linux, we use Postscript for rendering but Linux still
+               has issues in propagating Postscript-embedded setpagedevice
+               setting like collation.  Therefore, we temporarily exclude
+               Linux.
+            */
+            if (!UnixPrintServiceLookup.isLinux()) {
                 catList.add(SheetCollate.class);
             }
+        }
 
         // With the assumption that  Chromaticity is equivalent to
         // ColorSupported.

jdk/src/solaris/classes/sun/print/UnixPrintServiceLookup.java

@@ -123,6 +123,10 @@ public class UnixPrintServiceLookup extends PrintServiceLookup
         return osname.equals("SunOS");
     }
 
+    static boolean isLinux() {
+        return (osname.equals("Linux"));
+    }
+
     static boolean isBSD() {
         return (osname.equals("Linux") ||
                 osname.contains("OS X"));