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    1   /*
    2    * $Id: NegationExpression.java,v 1.3 2004/07/10 03:31:37 bran Exp $version Jan 6, 2004 11:04:16 PM $user Exp $
    3    *
    4    * Copyright 2003 (C) Sam Pullara. All Rights Reserved.
    5    *
    6    * Redistribution and use of this software and associated documentation
    7    * ("Software"), with or without modification, are permitted provided that the
    8    * following conditions are met: 1. Redistributions of source code must retain
    9    * copyright statements and notices. Redistributions must also contain a copy
    10   * of this document. 2. Redistributions in binary form must reproduce the above
    11   * copyright notice, this list of conditions and the following disclaimer in
    12   * the documentation and/or other materials provided with the distribution. 3.
    13   * The name "groovy" must not be used to endorse or promote products derived
    14   * from this Software without prior written permission of The Codehaus. For
    15   * written permission, please contact info@codehaus.org. 4. Products derived
    16   * from this Software may not be called "groovy" nor may "groovy" appear in
    17   * their names without prior written permission of The Codehaus. "groovy" is a
    18   * registered trademark of The Codehaus. 5. Due credit should be given to The
    19   * Codehaus - http://groovy.codehaus.org/
    20   *
    21   * THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS ``AS IS'' AND ANY
    22   * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
    23   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    24   * DISCLAIMED. IN NO EVENT SHALL THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR
    25   * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    26   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
    27   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
    28   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
    29   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
    30   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
    31   * DAMAGE.
    32   *
    33   */
    34  package org.codehaus.groovy.ast.expr;
    35
    36  import org.codehaus.groovy.ast.GroovyCodeVisitor;
    37  import org.codehaus.groovy.classgen.AsmClassGenerator2;
    38
    39  /***
    40   * @author sam
    41   */
    42  public class NegationExpression extends Expression {
    43
    44  	private Expression expression;
    45
    46  	public NegationExpression(Expression expression) {
    47  		this.expression = expression;
    48  	}
    49
    50  	public Expression getExpression() {
    51  		return expression;
    52  	}
    53
    54  	public void visit(GroovyCodeVisitor visitor) {
    55  		visitor.visitNegationExpression(this);
    56  	}
    57
    58  	public Expression transformExpression(ExpressionTransformer transformer) {
    59  	    return new NegationExpression(transformer.transform(expression));
    60  	}
    61
    62      protected void resolveType(AsmClassGenerator2 resolver) {
    63          expression.resolve(resolver);
    64          setTypeClass(expression.getTypeClass());
    65      }
    66
    67      public String getText() {
    68  		return expression.getText();
    69  	}
    70
    71      public String getType() {
    72          return expression.getType();
    73      }
    74
    75      public boolean isDynamic() {
    76          return false;  //To change body of implemented methods use File | Settings | File Templates.
    77      }
    78
    79      public Class getTypeClass() {
    80          return expression.getTypeClass();
    81      }
    82  }