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Java > Open Source Codes > org > netbeans > modules > db > sql > visualeditor > querymodel > UnaryExpression


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
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7  * or http://www.netbeans.org/cddl.txt.
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9  * When distributing Covered Code, include this CDDL Header Notice in each file
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12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
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19 package org.netbeans.modules.db.sql.visualeditor.querymodel;
20
21 /*
22  * UnaryExpression.java
23  *
24  * Created on March 23, 2005, 3:44 PM
25  */
26
27 // a UnaryExpression is an Expression with one operand
28 // In the query is either a NOT or a SetFunction (MAX, MIN, etc...)
29 // The main usage of this interface is to walk the unary expression further (i.e. NOT (a AND b))
30 public interface UnaryExpression extends Expression {
31     public Expression getOperand();
32 }
33
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