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annotate src/luan/lib/MathLib.java @ 73:f86e4f77ef32

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add package module git-svn-id: https://luan-java.googlecode.com/svn/trunk@74 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Tue, 12 Feb 2013 09:46:45 +0000
parents 9381b23ea9e1
children f003338d503b
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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1 package luan.lib;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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3 import luan.LuanState;
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4 import luan.LuanTable;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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5 import luan.LuanFunction;
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6 import luan.LuanJavaFunction;
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9 public final class MathLib {
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10
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11 public static final String NAME = "math";
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13 public static final LuanFunction LOADER = new LuanFunction() {
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14 public Object[] call(LuanState luan,Object[] args) {
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15 LuanTable module = new LuanTable();
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16 LuanTable global = luan.global;
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17 global.put(NAME,module);
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18 try {
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19 add( module, "floor", Double.TYPE );
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20 } catch(NoSuchMethodException e) {
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21 throw new RuntimeException(e);
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22 }
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23 return LuanFunction.EMPTY_RTN;
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24 }
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25 };
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27 private static void add(LuanTable t,String method,Class<?>... parameterTypes) throws NoSuchMethodException {
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28 t.put( method, new LuanJavaFunction(MathLib.class.getMethod(method,parameterTypes),null) );
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29 }
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31 public static double floor(double x) {
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32 return Math.floor(x);
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33 }
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35 }