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 / SubstOperator.java @ 43521
History | View | Annotate | Download (1.18 KB)
1 | 43512 | jjdelcerro | package org.gvsig.expressionevaluator.impl.function.operator; |
---|---|---|---|
2 | |||
3 | 43521 | jjdelcerro | import org.gvsig.expressionevaluator.Function; |
4 | import org.gvsig.expressionevaluator.Interpreter; |
||
5 | |||
6 | 43512 | jjdelcerro | public class SubstOperator extends AbstractBinaryOperator { |
7 | |||
8 | public SubstOperator() {
|
||
9 | 43521 | jjdelcerro | super(Function.GROUP_NUMERIC,"-"); |
10 | 43512 | jjdelcerro | } |
11 | |||
12 | @Override
|
||
13 | 43521 | jjdelcerro | public Object call(Interpreter interpreter, Object op1, Object op2) { |
14 | 43512 | jjdelcerro | int type = this.getType(op1, op2); |
15 | if( (type & TYPE_DOUBLE) == TYPE_DOUBLE ) {
|
||
16 | double value = ((Number) op1).doubleValue() - ((Number) op2).doubleValue(); |
||
17 | return value;
|
||
18 | } |
||
19 | if( (type & TYPE_FLOAT) == TYPE_FLOAT ) {
|
||
20 | double value = ((Number) op1).floatValue() - ((Number) op2).floatValue(); |
||
21 | return value;
|
||
22 | } |
||
23 | if( (type & TYPE_LONG) == TYPE_LONG ) {
|
||
24 | long value = ((Number) op1).longValue() - ((Number) op2).longValue(); |
||
25 | return value;
|
||
26 | } |
||
27 | if( (type & TYPE_INT) == TYPE_INT ) {
|
||
28 | int value = ((Number) op1).intValue() - ((Number) op2).intValue(); |
||
29 | return value;
|
||
30 | } |
||
31 | throw new IllegalArgumentException("Types not allowed in '"+name()+"' operand."); |
||
32 | } |
||
33 | |||
34 | } |