1 /* 2 * $Id: TemporaryMethodKey.java,v 1.4 2005/10/17 08:36:22 tug 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 that the 8 * following conditions are met: 9 * 1. Redistributions of source code must retain copyright statements and 10 * notices. Redistributions must also contain a copy of this document. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name "groovy" must not be used to endorse or promote products 15 * derived from this Software without prior written permission of The Codehaus. 16 * For written permission, please contact info@codehaus.org. 17 * 4. Products derived from this Software may not be called "groovy" nor may 18 * "groovy" appear in their names without prior written permission of The 19 * Codehaus. "groovy" is a registered trademark of The Codehaus. 20 * 5. Due credit should be given to The Codehaus - http://groovy.codehaus.org/ 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS ``AS IS'' AND ANY 23 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 24 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 25 * DISCLAIMED. IN NO EVENT SHALL THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR 26 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH 32 * DAMAGE. 33 * 34 */ 35 package org.codehaus.groovy.runtime; 36 37 38 /*** 39 * A temporary implementation of MethodKey used to perform a fast lookup 40 * for a method using a set of arguments to a method 41 * 42 * @author <a href="mailto:james@coredevelopers.net">James Strachan</a> 43 * @version $Revision: 1.4 $ 44 */ 45 public class TemporaryMethodKey extends MethodKey { 46 47 private Object[] parameterValues; 48 49 public TemporaryMethodKey(String name, Object[] parameterValues) { 50 super(name); 51 if (parameterValues == null) { 52 parameterValues = MetaClassHelper.EMPTY_ARRAY; 53 } 54 this.parameterValues = parameterValues; 55 } 56 57 public int getParameterCount() { 58 return parameterValues.length; 59 } 60 61 public Class getParameterType(int index) { 62 Object value = parameterValues[index]; 63 64 if (value != null ) { 65 Class type = (Class)((value.getClass() == java.lang.Class.class) ? 66 value : 67 value.getClass()); 68 return type; 69 } 70 71 return Object.class; 72 } 73 }