001    /*
002     $Id: MissingMethodException.java 4254 2006-11-23 20:38:19Z blackdrag $
003    
004     Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
005    
006     Redistribution and use of this software and associated documentation
007     ("Software"), with or without modification, are permitted provided
008     that the following conditions are met:
009    
010     1. Redistributions of source code must retain copyright
011        statements and notices.  Redistributions must also contain a
012        copy of this document.
013    
014     2. Redistributions in binary form must reproduce the
015        above copyright notice, this list of conditions and the
016        following disclaimer in the documentation and/or other
017        materials provided with the distribution.
018    
019     3. The name "groovy" must not be used to endorse or promote
020        products derived from this Software without prior written
021        permission of The Codehaus.  For written permission,
022        please contact info@codehaus.org.
023    
024     4. Products derived from this Software may not be called "groovy"
025        nor may "groovy" appear in their names without prior written
026        permission of The Codehaus. "groovy" is a registered
027        trademark of The Codehaus.
028    
029     5. Due credit should be given to The Codehaus -
030        http://groovy.codehaus.org/
031    
032     THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
033     ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
034     NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
035     FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
036     THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
037     INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
038     (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
039     SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
040     HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
041     STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
042     ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
043     OF THE POSSIBILITY OF SUCH DAMAGE.
044    
045     */
046    package groovy.lang;
047    
048    import org.codehaus.groovy.runtime.InvokerHelper;
049    
050    /**
051     * An exception occurred if a dynamic method dispatch fails with an unknown method.
052     * 
053     * Note that the Missing*Exception classes were named for consistency and
054     * to avoid conflicts with JDK exceptions of the same name.
055     * 
056     * @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
057     * @version $Revision: 4254 $
058     */
059    public class MissingMethodException extends GroovyRuntimeException {
060    
061        private String method;
062        private Class type;
063        private boolean isStatic;
064    
065        public MissingMethodException(String method, Class type, Object[] arguments) {
066            this(method,type,arguments,false);
067        }
068        
069        public MissingMethodException(String method, Class type, Object[] arguments, boolean isStatic) {
070                super(
071                    "No signature of method: "
072                            + (isStatic ? "static " : "")
073                            + type.getName()
074                                    + "."
075                        + method
076                                    + "() is applicable for argument types: ("
077                                    + InvokerHelper.toTypeString(arguments)
078                        + ") values: "
079                                    + InvokerHelper.toString(arguments));
080                this.method = method;
081                this.type = type;
082            this.isStatic = isStatic;
083            }
084        
085        /**
086         * @return the name of the method that could not be found
087         */
088        public String getMethod() {
089            return method;
090        }
091    
092        /**
093         * @return The type on which the method was attempted to be called
094         */
095        public Class getType() {
096            return type;
097        }
098        
099        /**
100         * @return Whether the method was called in a static way, 
101         * i.e. on a class rather than an object.
102         */
103        public boolean isStatic() {
104            return isStatic;
105        }
106    }