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 / GtOperator.java @ 45041
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| 1 | 43512 | jjdelcerro | package org.gvsig.expressionevaluator.impl.function.operator; |
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| 2 | |||
| 3 | 43521 | jjdelcerro | import org.apache.commons.lang3.ObjectUtils; |
| 4 | import org.apache.commons.math.util.MathUtils; |
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| 5 | 44207 | jjdelcerro | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_GT; |
| 6 | 43521 | jjdelcerro | import org.gvsig.expressionevaluator.Function; |
| 7 | import org.gvsig.expressionevaluator.Interpreter; |
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| 8 | |||
| 9 | 43512 | jjdelcerro | public class GtOperator extends AbstractBinaryOperator { |
| 10 | |||
| 11 | public GtOperator() {
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| 12 | 44207 | jjdelcerro | super(Function.GROUP_BOOLEAN, OPERATOR_GT, true); |
| 13 | 43512 | jjdelcerro | } |
| 14 | |||
| 15 | @Override
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| 16 | 44009 | jjdelcerro | public boolean allowConstantFolding() { |
| 17 | return true; |
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| 18 | } |
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| 19 | |||
| 20 | @Override
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| 21 | 43521 | jjdelcerro | public Object call(Interpreter interpreter, Object op1, Object op2) { |
| 22 | 43531 | jjdelcerro | int type = this.getType(op1, op2); |
| 23 | 45041 | jjdelcerro | if( (type & TYPE_NULL) == TYPE_NULL ) {
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| 24 | return false; |
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| 25 | } |
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| 26 | 43531 | jjdelcerro | if( (type & TYPE_DOUBLE) == TYPE_DOUBLE ) {
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| 27 | 44855 | jjdelcerro | double accuracy = MathUtils.EPSILON;
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| 28 | if( interpreter.getAccuracy()!=null ) { |
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| 29 | accuracy = interpreter.getAccuracy(); |
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| 30 | } |
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| 31 | boolean value = MathUtils.compareTo(getDouble(op1, 1),getDouble(op2, 2),accuracy) > 0; |
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| 32 | 43531 | jjdelcerro | return value;
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| 33 | 43521 | jjdelcerro | } |
| 34 | 43531 | jjdelcerro | if( (type & TYPE_FLOAT) == TYPE_FLOAT ) {
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| 35 | 44855 | jjdelcerro | double accuracy = MathUtils.EPSILON;
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| 36 | if( interpreter.getAccuracy()!=null ) { |
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| 37 | accuracy = interpreter.getAccuracy(); |
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| 38 | } |
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| 39 | boolean value = MathUtils.compareTo(getFloat(op1, 1),getFloat(op2, 2),accuracy) > 0; |
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| 40 | 43531 | jjdelcerro | return value;
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| 41 | } |
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| 42 | if( (type & TYPE_LONG) == TYPE_LONG ) {
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| 43 | 44855 | jjdelcerro | boolean value = Long.compare(getLong(op1, 1),getLong(op2, 2)) > 0; |
| 44 | 43531 | jjdelcerro | return value;
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| 45 | } |
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| 46 | if( (type & TYPE_INT) == TYPE_INT ) {
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| 47 | 44855 | jjdelcerro | boolean value = Integer.compare(getInt(op1, 1),getInt(op2, 2)) > 0; |
| 48 | 43531 | jjdelcerro | return value;
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| 49 | 44855 | jjdelcerro | } |
| 50 | 43512 | jjdelcerro | if( op2 instanceof Comparable && op2 instanceof Comparable ) { |
| 51 | 44855 | jjdelcerro | boolean value = getComparable(op1,1).compareTo(getComparable(op2,2)) > 0; |
| 52 | 43512 | jjdelcerro | return value;
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| 53 | } |
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| 54 | throw new IllegalArgumentException("Types not allowed in '"+name()+"' operand."); |
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| 55 | } |
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| 56 | |||
| 57 | |||
| 58 | } |