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 / operator / AndOperator.java @ 44207
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| 1 | 43512 | jjdelcerro | package org.gvsig.expressionevaluator.impl.function.operator; |
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| 2 | |||
| 3 | 44207 | jjdelcerro | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_AND; |
| 4 | 43521 | jjdelcerro | import org.gvsig.expressionevaluator.Function; |
| 5 | import org.gvsig.expressionevaluator.Interpreter; |
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| 6 | |||
| 7 | 43512 | jjdelcerro | public class AndOperator extends AbstractBinaryOperator { |
| 8 | 44139 | jjdelcerro | |
| 9 | 43512 | jjdelcerro | public AndOperator() {
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| 10 | 44207 | jjdelcerro | super(Function.GROUP_BOOLEAN, OPERATOR_AND, true); |
| 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 op1, Object op2) { |
| 20 | 43512 | jjdelcerro | if( op1 instanceof Boolean && op2 instanceof Boolean ) { |
| 21 | boolean value = ((Boolean) op1) && ((Boolean) op2); |
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| 22 | return value;
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| 23 | } |
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| 24 | throw new IllegalArgumentException("Types not allowed in '"+name()+"' operand."); |
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| 25 | } |
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| 26 | |||
| 27 | |||
| 28 | } |