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1 package org.apache.torque.engine.database.model; 2 3 /* ==================================================================== 4 * The Apache Software License, Version 1.1 5 * 6 * Copyright (c) 2001 The Apache Software Foundation. All rights 7 * reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in 18 * the documentation and/or other materials provided with the 19 * distribution. 20 * 21 * 3. The end-user documentation included with the redistribution, 22 * if any, must include the following acknowledgment: 23 * "This product includes software developed by the 24 * Apache Software Foundation (http://www.apache.org/)." 25 * Alternately, this acknowledgment may appear in the software itself, 26 * if and wherever such third-party acknowledgments normally appear. 27 * 28 * 4. The names "Apache" and "Apache Software Foundation" and 29 * "Apache Turbine" must not be used to endorse or promote products 30 * derived from this software without prior written permission. For 31 * written permission, please contact apache@apache.org. 32 * 33 * 5. Products derived from this software may not be called "Apache", 34 * "Apache Turbine", nor may "Apache" appear in their name, without 35 * prior written permission of the Apache Software Foundation. 36 * 37 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 38 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 39 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 40 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 41 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 42 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 43 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 44 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 45 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 46 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 47 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 48 * SUCH DAMAGE. 49 * ==================================================================== 50 * 51 * This software consists of voluntary contributions made by many 52 * individuals on behalf of the Apache Software Foundation. For more 53 * information on the Apache Software Foundation, please see 54 * <http://www.apache.org/>. 55 */ 56 57 import org.xml.sax.Attributes; 58 59 /*** 60 * A Class for information regarding possible objects representing a table 61 * 62 * @author <a href="mailto:jmcnally@collab.net">John McNally</a> 63 * @version $Id: Inheritance.java,v 1.1 2003/02/10 13:20:58 mpoeschl Exp $ 64 */ 65 public class Inheritance 66 { 67 private String key; 68 private String className; 69 private String ancestor; 70 private Column parent; 71 72 /*** 73 * Imports foreign key from an XML specification 74 * 75 * @param attrib the xml attributes 76 */ 77 public void loadFromXML (Attributes attrib) 78 { 79 setKey(attrib.getValue("key")); 80 setClassName(attrib.getValue("class")); 81 setAncestor(attrib.getValue("extends")); 82 } 83 84 /*** 85 * Get the value of key. 86 * @return value of key. 87 */ 88 public String getKey() 89 { 90 return key; 91 } 92 93 /*** 94 * Set the value of key. 95 * @param v Value to assign to key. 96 */ 97 public void setKey(String v) 98 { 99 this.key = v; 100 } 101 102 103 /*** 104 * Get the value of parent. 105 * @return value of parent. 106 */ 107 public Column getColumn() 108 { 109 return parent; 110 } 111 112 /*** 113 * Set the value of parent. 114 * @param v Value to assign to parent. 115 */ 116 public void setColumn(Column v) 117 { 118 this.parent = v; 119 } 120 121 /*** 122 * Get the value of className. 123 * @return value of className. 124 */ 125 public String getClassName() 126 { 127 return className; 128 } 129 130 /*** 131 * Set the value of className. 132 * @param v Value to assign to className. 133 */ 134 public void setClassName(String v) 135 { 136 this.className = v; 137 } 138 139 /*** 140 * Get the value of ancestor. 141 * @return value of ancestor. 142 */ 143 public String getAncestor() 144 { 145 return ancestor; 146 } 147 148 /*** 149 * Set the value of ancestor. 150 * @param v Value to assign to ancestor. 151 */ 152 public void setAncestor(String v) 153 { 154 this.ancestor = v; 155 } 156 157 /*** 158 * String representation of the foreign key. This is an xml representation. 159 * 160 * @return string representation in xml 161 */ 162 public String toString() 163 { 164 StringBuffer result = new StringBuffer(); 165 result.append(" <inheritance key=\"") 166 .append(key) 167 .append("\" class=\"") 168 .append(className) 169 .append('\"'); 170 171 172 if (ancestor != null) 173 { 174 result.append(" extends=\"") 175 .append(ancestor) 176 .append('\"'); 177 } 178 179 result.append("/>"); 180 181 return result.toString(); 182 } 183 }

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