1 /* 2 $Id: Variable.java,v 1.3 2005/11/13 16:42:09 blackdrag Exp $ 3 4 Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved. 5 6 Redistribution and use of this software and associated documentation 7 ("Software"), with or without modification, are permitted provided 8 that the following conditions are met: 9 10 1. Redistributions of source code must retain copyright 11 statements and notices. Redistributions must also contain a 12 copy of this document. 13 14 2. Redistributions in binary form must reproduce the 15 above copyright notice, this list of conditions and the 16 following disclaimer in the documentation and/or other 17 materials provided with the distribution. 18 19 3. The name "groovy" must not be used to endorse or promote 20 products derived from this Software without prior written 21 permission of The Codehaus. For written permission, 22 please contact info@codehaus.org. 23 24 4. Products derived from this Software may not be called "groovy" 25 nor may "groovy" appear in their names without prior written 26 permission of The Codehaus. "groovy" is a registered 27 trademark of The Codehaus. 28 29 5. Due credit should be given to The Codehaus - 30 http://groovy.codehaus.org/ 31 32 THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS 33 ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT 34 NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 35 FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 36 THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 37 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 38 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 39 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 40 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 41 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 42 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 43 OF THE POSSIBILITY OF SUCH DAMAGE. 44 45 */ 46 package org.codehaus.groovy.ast; 47 48 import org.codehaus.groovy.ast.expr.Expression; 49 50 /*** 51 * interface to mark a AstNode as Variable. Typically these are 52 * VariableExpression, FieldNode, PropertyNode and Parameter 53 * 54 * @author Jochen Theodorou 55 */ 56 public interface Variable { 57 58 /*** 59 * the type of the variable 60 */ 61 public ClassNode getType(); 62 /*** 63 * the name of the variable 64 */ 65 public String getName(); 66 /*** 67 * expression used to initialize the variable or null of there 68 * is no initialization. 69 */ 70 public Expression getInitialExpression(); 71 /*** 72 * returns true if there is an initialization expression 73 */ 74 public boolean hasInitialExpression(); 75 /*** 76 * returns true if this variable is used in a static context. 77 * A static context is any static initializer block, when this variable 78 * is declared as static or when this variable is used in a static method 79 */ 80 public boolean isInStaticContext(); 81 82 public boolean isDynamicTyped(); 83 }