1 /** 2 * Redistribution and use of this software and associated documentation ("Software"), with or 3 * without modification, are permitted provided that the following conditions are met: 4 * 5 * 1. Redistributions of source code must retain copyright statements and notices. Redistributions 6 * must also contain a copy of this document. 7 * 8 * 2. Redistributions in binary form must reproduce the above copyright notice, this list of 9 * conditions and the following disclaimer in the documentation and/or other materials provided with 10 * the distribution. 11 * 12 * 3. The name "Exolab" must not be used to endorse or promote products derived from this Software 13 * without prior written permission of Intalio, Inc. For written permission, please contact 14 * info@exolab.org. 15 * 16 * 4. Products derived from this Software may not be called "Exolab" nor may "Exolab" appear in 17 * their names without prior written permission of Intalio, Inc. Exolab is a registered trademark of 18 * Intalio, Inc. 19 * 20 * 5. Due credit should be given to the Exolab Project (http://www.exolab.org/). 21 * 22 * THIS SOFTWARE IS PROVIDED BY INTALIO, INC. AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESSED OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 24 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTALIO, INC. OR ITS 25 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 28 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY 29 * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 * 31 * Copyright 2003 (C) Intalio, Inc. All Rights Reserved. 32 * 33 * $Id$ 34 */ 35 36 37 package org.exolab.castor.mapping; 38 39 40 41 /** 42 * An abstract factory class for creating GeneralizedFieldHandlers. 43 * 44 * 45 * @author <a href="kvisco@intalio.com">Keith Visco</a> 46 * @version $Revision$ $Date: 2003-10-23 13:53:59 -0600 (Thu, 23 Oct 2003) $ 47 */ 48 public abstract class FieldHandlerFactory { 49 50 /** 51 * Returns an array of the supported Class types for this FieldHandlerFactory. The array may be 52 * empty, but must not be null. 53 * 54 * @return an array of supported Class types. 55 */ 56 public abstract Class[] getSupportedTypes(); 57 58 /** 59 * Returns true if the given Class type is supported by this FieldHandlerFactory. If the type is 60 * supported, a call to #createFieldHandler will return a valid FieldHandler. If the type is not 61 * supported, a call to createFieldHandler may return null or throw a MappingException. 62 * 63 * @param type the Class type to determine support for. 64 * 65 * @return true if the given Class type is supported. 66 */ 67 public abstract boolean isSupportedType(Class type); 68 69 /** 70 * Creates a GeneralizedFieldHandler for the given class type. The method should return a new 71 * GeneralizedFieldHandler as an "underlying" FieldHandler will need to be set by the caller. 72 * 73 * @param type the Class type to create the FieldHandler for. 74 */ 75 public abstract GeneralizedFieldHandler createFieldHandler(Class type) throws MappingException; 76 77 78 79 } // -- FieldHandlerFactory 80 81