svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.expressionevaluator / org.gvsig.expressionevaluator.lib / org.gvsig.expressionevaluator.lib.impl / src / main / java / org / gvsig / expressionevaluator / impl / function / numeric / TanhFunction.java @ 44207
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| 1 | 43512 | jjdelcerro | package org.gvsig.expressionevaluator.impl.function.numeric; |
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| 2 | |||
| 3 | import org.apache.commons.lang3.Range; |
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| 4 | 43521 | jjdelcerro | import org.gvsig.expressionevaluator.Interpreter; |
| 5 | 43512 | jjdelcerro | import org.gvsig.expressionevaluator.spi.AbstractFunction; |
| 6 | |||
| 7 | public class TanhFunction extends AbstractFunction { |
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| 8 | |||
| 9 | public TanhFunction() {
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| 10 | 43518 | jjdelcerro | super("Numeric", "TANH", Range.is(1)); |
| 11 | 43512 | jjdelcerro | } |
| 12 | |||
| 13 | @Override
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| 14 | 44009 | jjdelcerro | public boolean allowConstantFolding() { |
| 15 | return true; |
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| 16 | } |
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| 17 | |||
| 18 | @Override
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| 19 | 43521 | jjdelcerro | public Object call(Interpreter interpreter, Object[] args) { |
| 20 | 43512 | jjdelcerro | double r = Math.tanh(getDouble(args, 0)); |
| 21 | return r;
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| 22 | } |
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| 23 | } |