1 /* 2 * Copyright (c) 1998, 2006, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package java.sql; 27 28 /** 29 * <p>The standard mapping in the Java programming language for an SQL 30 * structured type. A <code>Struct</code> object contains a 31 * value for each attribute of the SQL structured type that 32 * it represents. 33 * By default, an instance of<code>Struct</code> is valid as long as the 34 * application has a reference to it. 35 * <p> 36 * All methods on the <code>Struct</code> interface must be fully implemented if the 37 * JDBC driver supports the data type. 38 * @since 1.2 39 */ 40 41 public interface Struct { 42 43 /** 44 * Retrieves the SQL type name of the SQL structured type 45 * that this <code>Struct</code> object represents. 46 * 47 * @return the fully-qualified type name of the SQL structured 48 * type for which this <code>Struct</code> object 49 * is the generic representation 50 * @exception SQLException if a database access error occurs 51 * @exception SQLFeatureNotSupportedException if the JDBC driver does not support 52 * this method 53 * @since 1.2 54 */ getSQLTypeName()55 String getSQLTypeName() throws SQLException; 56 57 /** 58 * Produces the ordered values of the attributes of the SQL 59 * structured type that this <code>Struct</code> object represents. 60 * As individual attributes are processed, this method uses the type map 61 * associated with the 62 * connection for customizations of the type mappings. 63 * If there is no 64 * entry in the connection's type map that matches the structured 65 * type that an attribute represents, 66 * the driver uses the standard mapping. 67 * <p> 68 * Conceptually, this method calls the method 69 * <code>getObject</code> on each attribute 70 * of the structured type and returns a Java array containing 71 * the result. 72 * 73 * @return an array containing the ordered attribute values 74 * @exception SQLException if a database access error occurs 75 * @exception SQLFeatureNotSupportedException if the JDBC driver does not support 76 * this method 77 * @since 1.2 78 */ getAttributes()79 Object[] getAttributes() throws SQLException; 80 81 /** 82 * Produces the ordered values of the attributes of the SQL 83 * structured type that this <code>Struct</code> object represents. 84 * As individual attrbutes are proccessed, this method uses the given type map 85 * for customizations of the type mappings. 86 * If there is no 87 * entry in the given type map that matches the structured 88 * type that an attribute represents, 89 * the driver uses the standard mapping. This method never 90 * uses the type map associated with the connection. 91 * <p> 92 * Conceptually, this method calls the method 93 * <code>getObject</code> on each attribute 94 * of the structured type and returns a Java array containing 95 * the result. 96 * 97 * @param map a mapping of SQL type names to Java classes 98 * @return an array containing the ordered attribute values 99 * @exception SQLException if a database access error occurs 100 * @exception SQLFeatureNotSupportedException if the JDBC driver does not support 101 * this method 102 * @since 1.2 103 */ getAttributes(java.util.Map<String,Class<?>> map)104 Object[] getAttributes(java.util.Map<String,Class<?>> map) 105 throws SQLException; 106 } 107