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vm/src/test/java/org/apidesign/vm4brwsr/StaticMethod.java
author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
Mon, 08 Oct 2012 17:10:27 -0700
branchemul
changeset 93 a236a9f137ac
parent 48 4fca8ddf46de
child 94 19497b4312bb
permissions -rw-r--r--
Concatanation of strings sort of works (but produces wrong result) 
     1 /*

     2 Java 4 Browser Bytecode Translator

     3 Copyright (C) 2012-2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

     4 

     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.

     8 

     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.

    13 

    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.

    17 */

    18 package org.apidesign.vm4brwsr;

    19 

    20 /**

    21  *

    22  * @author Jaroslav Tulach <jtulach@netbeans.org>

    23  */

    24 public class StaticMethod {

    25     private static int cnt;

    26 

    27     public static int minusOne() {

    28         return -1;

    29     }

    30     

    31     public static Object none(int x, int y) {

    32         Object toRet = null;

    33         for (int i = x; i < y; i++) {

    34             if (i == 2) {

    35                 toRet = null;

    36             } else {

    37                 toRet = new Object();

    38             }

    39         }

    40         return toRet;

    41     }

    42     

    43     public static int sum(int x, int y) {

    44         return x + y;

    45     }

    46     public static float power(float x) {

    47         return x * x;

    48     }

    49     public static double minus(double x, long y) {

    50         return x - y;

    51     }

    52     public static int div(byte c, double d) {

    53         return (int)(d / c);

    54     }

    55     public static int mix(int a, long b, byte c, double d) {

    56         return (int)((b / a + c) * d);

    57     }

    58     public static long xor(int a, long b) {

    59         return a ^ b;

    60     }

    61     public static long orOrAnd(boolean doOr, int a, int b) {

    62         return doOr ? a | b : a & b;

    63     }

    64     public static int shiftLeft(int what, int much) {

    65         return what << much;

    66     }

    67     public static int shiftArithmRight(int what, int much, boolean signed) {

    68         if (signed) {

    69             return what >> much;

    70         } else {

    71             return what >>> much;

    72         }

    73     }

    74     public static long factRec(int n) {

    75         if (n <= 1) {

    76             return 1;

    77         } else {

    78             return n * factRec(n - 1);

    79         }

    80     }

    81     public static long factIter(int n) {

    82         long res = 1;

    83         for (int i = 2; i <= n; i++) {

    84             res *= i;

    85         }

    86         return res;

    87     }

    88     public static int inc4() {

    89         cnt++;

    90         cnt+=2;

    91         cnt++;

    92         return cnt;

    93     }

    94 }
hg/bck2brwsr