1 /* 2 * Copyright (c) 2017, 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 package runtime.valhalla.valuetypes; 24 25 @jvm.internal.value.ValueCapableClass 26 public final class ValueCapableClass { 27 28 public static final int DEFAULT_X = 11; 29 public static final short DEFAULT_Y = 13; 30 public static final short DEFAULT_Z = 15; 31 public static final String STATIC_FIELD = "Should be left alone"; 32 33 public final int x; 34 public final short y; 35 public final short z; 36 37 private ValueCapableClass() { 38 this(DEFAULT_X, DEFAULT_Y, DEFAULT_Z); 39 } 40 41 private ValueCapableClass(int x, short y, short z) { 42 this.x = x; 43 this.y = y; 44 this.z = z; 45 } 46 47 public int getX() { 48 return x; 49 } 50 51 public short getY() { 52 return y; 53 } 54 55 public short getZ() { 56 return z; 57 } 58 59 public String toString() { 60 int ax = getX(); 61 short ay = getY(); 62 short az = getZ(); 63 return "ValueCapableClass x=" + ax + " y=" + ay + " z=" + az; 64 } 65 66 public static ValueCapableClass create(int x, short y, short z) { 67 return new ValueCapableClass(x, y, z); 68 } 69 70 public static ValueCapableClass create() { 71 return new ValueCapableClass(); 72 } 73 74 public static void test() { 75 ValueCapableClass value = create(4711, (short)7, (short)11); 76 String s = value.toString(); 77 if ((value.getX() != 4711) || (value.getY() != 7) || value.getZ() != 11) { 78 throw new IllegalStateException("Bad value: " + s); 79 } 80 System.out.println(s); 81 ValueCapableClass defaultValue = create(); 82 s = defaultValue.toString(); 83 if ((defaultValue.getX() != DEFAULT_X) || 84 (defaultValue.getY() != DEFAULT_Y) || 85 (defaultValue.getZ() != DEFAULT_Z)) { 86 throw new IllegalStateException("Bad value: " + s); 87 } 88 89 if (!STATIC_FIELD.equals("Should be left alone")) { 90 throw new IllegalStateException("Bad static field: " + STATIC_FIELD); 91 } 92 } 93 94 public static void main(String[] args) { 95 test(); 96 } 97 }