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org.apache.commons.jexl.parser.ASTNENode |
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1 | /* |
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2 | * Copyright 2002,2004 The Apache Software Foundation. |
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3 | * |
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4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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5 | * you may not use this file except in compliance with the License. |
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6 | * You may obtain a copy of the License at |
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7 | * |
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8 | * http://www.apache.org/licenses/LICENSE-2.0 |
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9 | * |
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10 | * Unless required by applicable law or agreed to in writing, software |
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11 | * distributed under the License is distributed on an "AS IS" BASIS, |
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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13 | * See the License for the specific language governing permissions and |
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14 | * limitations under the License. |
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15 | */ |
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16 | package org.apache.commons.jexl.parser; |
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17 | ||
18 | import org.apache.commons.jexl.JexlContext; |
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19 | import org.apache.commons.jexl.util.Coercion; |
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20 | ||
21 | /** |
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22 | * != or ne |
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23 | * |
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24 | * @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a> |
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25 | * @version $Id: ASTNENode.java,v 1.7 2004/08/22 01:53:27 dion Exp $ |
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26 | */ |
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27 | public class ASTNENode extends SimpleNode |
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28 | { |
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29 | public ASTNENode(int id) |
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30 | { |
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31 | 0 | super(id); |
32 | 0 | } |
33 | ||
34 | public ASTNENode(Parser p, int id) |
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35 | { |
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36 | 195 | super(p, id); |
37 | 195 | } |
38 | ||
39 | ||
40 | /** Accept the visitor. **/ |
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41 | public Object jjtAccept(ParserVisitor visitor, Object data) |
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42 | { |
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43 | 0 | return visitor.visit(this, data); |
44 | } |
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45 | ||
46 | public Object value(JexlContext pc) |
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47 | throws Exception |
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48 | { |
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49 | 195 | Object left = ( (SimpleNode) jjtGetChild(0)).value(pc); |
50 | 195 | Object right = ( (SimpleNode) jjtGetChild(1)).value(pc); |
51 | ||
52 | 195 | if (left==null && right==class="keyword">null) |
53 | { |
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54 | /* |
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55 | * first, the possibility that both *are* null |
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56 | */ |
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57 | ||
58 | 15 | return Boolean.FALSE; |
59 | } |
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60 | 180 | else if (left==null || right==class="keyword">null) |
61 | { |
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62 | /* |
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63 | * otherwise, both aren't, so it's cleal L != R |
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64 | */ |
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65 | 30 | return Boolean.TRUE; |
66 | } |
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67 | 150 | else if (left.getClass().equals(right.getClass())) |
68 | { |
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69 | 60 | return (!left.equals(right)) ? Boolean.TRUE : Boolean.FALSE; |
70 | } |
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71 | 90 | else if(left instanceof Float || left instanceof Double || |
72 | 4 | right instanceof Float || right instanceof Double) |
73 | { |
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74 | 32 | return (!Coercion.coerceDouble(left).equals(Coercion.coerceDouble(right))) |
75 | 2 | ? Boolean.TRUE : Boolean.FALSE; |
76 | } |
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77 | 60 | else if ( left instanceof Number || right instanceof Number || |
78 | 3 | left instanceof Character || right instanceof Character) |
79 | { |
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80 | 16 | return (!Coercion.coerceLong(left).equals(Coercion.coerceLong(right))) |
81 | 1 | ? Boolean.TRUE : Boolean.FALSE; |
82 | } |
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83 | 45 | else if (left instanceof Boolean || right instanceof Boolean) |
84 | { |
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85 | 16 | return (!Coercion.coerceBoolean(left).equals(Coercion.coerceBoolean(right))) |
86 | 1 | ? Boolean.TRUE : Boolean.FALSE; |
87 | } |
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88 | 30 | else if (left instanceof java.lang.String || right instanceof String) |
89 | { |
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90 | 15 | return (!left.toString().equals(right.toString())) ? Boolean.TRUE : Boolean.FALSE; |
91 | } |
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92 | ||
93 | 15 | return (!left.equals(right)) ? Boolean.TRUE : Boolean.FALSE; |
94 | } |
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95 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |