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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package org.gvsig.expressionevaluator.impl.function.operator; |
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import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_AND; |
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import org.gvsig.expressionevaluator.Function; |
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import org.gvsig.expressionevaluator.Interpreter; |
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public class AndOperator extends AbstractBinaryOperator { |
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public AndOperator() {
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super(Function.GROUP_BOOLEAN, OPERATOR_AND, true); |
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} |
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@Override
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public boolean allowConstantFolding() { |
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return true; |
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} |
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@Override
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public Object call(Interpreter interpreter, Object op1, Object op2) { |
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if( op1 instanceof Boolean && op2 instanceof Boolean ) { |
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boolean value = ((Boolean) op1) && ((Boolean) op2); |
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return value;
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} |
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throw new IllegalArgumentException("Types not allowed in '"+name()+"' operand."); |
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} |
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} |