All JavaScript numbers will have doubleValue__D and co. methods. One can also use valueOf() on any Number to get its primitive value
2 * Back 2 Browser Bytecode Translator
3 * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, version 2 of the License.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. Look for COPYING file in the top folder.
16 * If not, see http://opensource.org/licenses/GPL-2.0.
18 package org.apidesign.vm4brwsr;
20 import java.io.ByteArrayInputStream;
21 import java.io.DataInputStream;
22 import java.io.IOException;
23 import org.apidesign.bck2brwsr.core.JavaScriptBody;
27 * @author Jaroslav Tulach <jtulach@netbeans.org>
29 public class Numbers {
30 private static Double autoboxDbl() {
33 public static String autoboxDblToString() {
34 return autoboxDbl().toString().toString();
36 public static int rem(int a, int b) {
40 static float deserFloat() throws IOException {
41 byte[] arr = {(byte) 71, (byte) 84, (byte) 52, (byte) 83};
42 ByteArrayInputStream is = new ByteArrayInputStream(arr);
43 DataInputStream dis = new DataInputStream(is);
44 float r = dis.readFloat();
47 static double deserDouble() throws IOException {
48 byte[] arr = {(byte)64, (byte)8, (byte)0, (byte)0, (byte)0, (byte)0, (byte)0, (byte)0};
49 ByteArrayInputStream is = new ByteArrayInputStream(arr);
50 DataInputStream dis = new DataInputStream(is);
51 return dis.readDouble();
53 static long deserLong(byte[] arr) throws IOException {
54 ByteArrayInputStream is = new ByteArrayInputStream(arr);
55 DataInputStream dis = new DataInputStream(is);
56 return dis.readLong();
58 static int deserInt() throws IOException {
59 byte[] arr = {(byte) 71, (byte) 84, (byte) 52, (byte) 83};
60 ByteArrayInputStream is = new ByteArrayInputStream(arr);
61 DataInputStream dis = new DataInputStream(is);
65 static String intToString() {
66 return new Integer(5).toString().toString();
68 static String floatToString() {
69 return new Float(7.0).toString().toString();
72 static double seven(int todo) {
74 case 0: return sevenNew().doubleValue();
75 case 1: return sevenNew().intValue();
76 case 2: return sevenNew().longValue();
77 case 3: return sevenNew().shortValue();
78 case 4: return sevenNew().byteValue();
79 case 8: return valueOf(Double.valueOf(7.0));
80 case 9: return valueOf(Long.valueOf(Long.MAX_VALUE / 5));
81 default: throw new IllegalStateException();
85 @JavaScriptBody(args = {}, body = "return 7;")
86 private static native Number sevenNew();
88 @JavaScriptBody(args = { "o" }, body = "return o.valueOf();")
89 private static native double valueOf(Object o);