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| org.apache.commons.jexl.parser.ASTGTNode | 
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| 1 |  /* | |
| 2 |   * Copyright 2002-2006 The Apache Software Foundation. | |
| 3 |   * | |
| 4 |   * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 5 |   * you may not use this file except in compliance with the License. | |
| 6 |   * You may obtain a copy of the License at | |
| 7 |   * | |
| 8 |   *      http://www.apache.org/licenses/LICENSE-2.0 | |
| 9 |   * | |
| 10 |   * Unless required by applicable law or agreed to in writing, software | |
| 11 |   * distributed under the License is distributed on an "AS IS" BASIS, | |
| 12 |   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 13 |   * See the License for the specific language governing permissions and | |
| 14 |   * limitations under the License. | |
| 15 |   */ | |
| 16 |  package org.apache.commons.jexl.parser; | |
| 17 | ||
| 18 |  import org.apache.commons.jexl.JexlContext; | |
| 19 |  import org.apache.commons.jexl.util.Coercion; | |
| 20 | ||
| 21 |  /** | |
| 22 |   * GT : a > b. | |
| 23 |   *  | |
| 24 |   * Follows A.3.6.1 of the JSTL 1.0 specification | |
| 25 |   *  | |
| 26 |   * @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a> | |
| 27 |   * @author <a href="mailto:proyal@apache.org">Peter Royal</a> | |
| 28 |   * @version $Id: ASTGTNode.java 398197 2006-04-29 16:18:04Z dion $ | |
| 29 |   */ | |
| 30 | public class ASTGTNode extends SimpleNode { | |
| 31 |      /** | |
| 32 |       * Create the node given an id. | |
| 33 |       *  | |
| 34 |       * @param id node id. | |
| 35 |       */ | |
| 36 | public ASTGTNode(int id) { | |
| 37 | 0 |          super(id); | 
| 38 | 0 |      } | 
| 39 | ||
| 40 |      /** | |
| 41 |       * Create a node with the given parser and id. | |
| 42 |       *  | |
| 43 |       * @param p a parser. | |
| 44 |       * @param id node id. | |
| 45 |       */ | |
| 46 | public ASTGTNode(Parser p, int id) { | |
| 47 | 9 |          super(p, id); | 
| 48 | 9 | } | 
| 49 | ||
| 50 |      /** {@inheritDoc} */ | |
| 51 |      public Object jjtAccept(ParserVisitor visitor, Object data) { | |
| 52 | 0 |          return visitor.visit(this, data); | 
| 53 | } | |
| 54 | ||
| 55 |      /** {@inheritDoc} */ | |
| 56 |      public Object value(JexlContext jc) throws Exception { | |
| 57 |          /* | |
| 58 |           * now get the values | |
| 59 |           */ | |
| 60 | ||
| 61 | 9 | Object left = ((SimpleNode) jjtGetChild(0)).value(jc); | 
| 62 | 9 | Object right = ((SimpleNode) jjtGetChild(1)).value(jc); | 
| 63 | ||
| 64 | 9 | if ((left == right) || (left == null) || (right == class="keyword">null)) { | 
| 65 | 2 |              return Boolean.FALSE; | 
| 66 | 7 | } else if (Coercion.isFloatingPoint(left) | 
| 67 |                  || Coercion.isFloatingPoint(right)) { | |
| 68 | 1 | double leftDouble = Coercion.coerceDouble(left).class="keyword">doubleValue(); | 
| 69 | 1 | double rightDouble = Coercion.coerceDouble(right).class="keyword">doubleValue(); | 
| 70 | ||
| 71 | 1 |              return leftDouble > rightDouble ? Boolean.TRUE : Boolean.FALSE; | 
| 72 | 6 | } else if (Coercion.isNumberable(left) || Coercion.isNumberable(right)) { | 
| 73 | 4 | long leftLong = Coercion.coerceLong(left).class="keyword">longValue(); | 
| 74 | 4 | long rightLong = Coercion.coerceLong(right).class="keyword">longValue(); | 
| 75 | ||
| 76 | 4 |              return leftLong > rightLong ? Boolean.TRUE : Boolean.FALSE; | 
| 77 | 2 | } else if (left instanceof String || right instanceof String) { | 
| 78 | 1 | String leftString = left.toString(); | 
| 79 | 1 | String rightString = right.toString(); | 
| 80 | ||
| 81 | 1 |              return leftString.compareTo(rightString) > 0 ? Boolean.TRUE | 
| 82 | : Boolean.FALSE; | |
| 83 | 1 | } else if (left instanceof Comparable) { | 
| 84 | 1 |              return ((Comparable) left).compareTo(right) > 0 ? Boolean.TRUE | 
| 85 | : Boolean.FALSE; | |
| 86 | 0 |          } else if (right instanceof Comparable) { | 
| 87 | 0 |              return ((Comparable) right).compareTo(left) < 0 ? Boolean.TRUE | 
| 88 | : Boolean.FALSE; | |
| 89 | } | |
| 90 | ||
| 91 | 0 |          throw new Exception("Invalid comparison : GT "); | 
| 92 | } | |
| 93 | } | 
| This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |