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1   /*
2    * Copyright 2003-2007 the original author or authors.
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.codehaus.groovy.ast.expr;
17  
18  import org.codehaus.groovy.ast.ClassNode;
19  import org.codehaus.groovy.ast.GroovyCodeVisitor;
20  
21  /**
22   * @author sam
23   */
24  public class UnaryMinusExpression extends Expression {
25  
26      private final Expression expression;
27  
28      public UnaryMinusExpression(Expression expression) {
29          this.expression = expression;
30      }
31  
32      public Expression getExpression() {
33          return expression;
34      }
35  
36      public void visit(GroovyCodeVisitor visitor) {
37          visitor.visitUnaryMinusExpression(this);
38      }
39  
40      public Expression transformExpression(ExpressionTransformer transformer) {
41          Expression ret = new UnaryMinusExpression(transformer.transform(expression));
42          ret.setSourcePosition(this);
43          return ret;
44      }
45  
46      public String getText() {
47          return expression.getText();
48      }
49  
50      public ClassNode getType() {
51          return expression.getType();
52      }
53  
54      public boolean isDynamic() {
55          return false;
56      }
57  
58  }