1 /* 2 * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 8221741 27 * @modules java.desktop/sun.font:open 28 * @requires (os.family == "linux") | (os.family == "aix") 29 * @summary ClassCastException happen when fontconfig.properties was used 30 */ 31 32 import java.lang.reflect.Field; 33 import java.lang.reflect.Method; 34 35 public class DefaultFontTest { 36 public static void main(String[] args) throws Exception { 37 Class<?> SunFontManager_clz = Class.forName("sun.font.SunFontManager"); 38 Method getInstance_mid = SunFontManager_clz.getDeclaredMethod("getInstance"); 39 Object sfm = getInstance_mid.invoke(null); 40 Field defaultFontName_fid = SunFontManager_clz.getDeclaredField("defaultFontName"); 41 defaultFontName_fid.setAccessible(true); 42 defaultFontName_fid.set(sfm, "Dialog"); 43 Method loadFonts_mid = SunFontManager_clz.getDeclaredMethod("loadFonts"); 44 loadFonts_mid.setAccessible(true); 45 loadFonts_mid.invoke(sfm); 46 Method getDefaultPhysicalFont_mid = sfm.getClass().getMethod("getDefaultPhysicalFont"); 47 Object physicalFont = getDefaultPhysicalFont_mid.invoke(sfm); 48 System.out.println(physicalFont); 49 } 50 }