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 * Copyright (c) 1998, 2006, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package java.sql;

/**

 * <p>The standard mapping in the Java programming language for an SQL

 * structured type. A <code>Struct</code> object contains a

 * value for each attribute of the SQL structured type that

 * it represents.

 * By default, an instance of<code>Struct</code> is valid as long as the

 * application has a reference to it.

 * <p>

 * All methods on the <code>Struct</code> interface must be fully implemented if the

 * JDBC driver supports the data type.

 * @since 1.2

 */

public interface Struct {

  /**

   * Retrieves the SQL type name of the SQL structured type

   * that this <code>Struct</code> object represents.

   *

   * @return the fully-qualified type name of the SQL structured

   *          type for which this <code>Struct</code> object

   *          is the generic representation

   * @exception SQLException if a database access error occurs

   * @exception SQLFeatureNotSupportedException if the JDBC driver does not support

   * this method

   * @since 1.2

   */

  String getSQLTypeName() throws SQLException;

  /**

   * Produces the ordered values of the attributes of the SQL

   * structured type that this <code>Struct</code> object represents.

   * As individual attributes are processed, this method uses the type map

   * associated with the

   * connection for customizations of the type mappings.

   * If there is no

   * entry in the connection's type map that matches the structured

   * type that an attribute represents,

   * the driver uses the standard mapping.

   * <p>

   * Conceptually, this method calls the method

   * <code>getObject</code> on each attribute

   * of the structured type and returns a Java array containing

   * the result.

   *

   * @return an array containing the ordered attribute values

   * @exception SQLException if a database access error occurs

   * @exception SQLFeatureNotSupportedException if the JDBC driver does not support

   * this method

   * @since 1.2

   */

  Object[] getAttributes() throws SQLException;

  /**

   * Produces the ordered values of the attributes of the SQL

   * structured type that this <code>Struct</code> object represents.

   * for customizations of the type mappings.

   * If there is no

   * entry in the given type map that matches the structured

   * type that an attribute represents,

   * the driver uses the standard mapping. This method never

   * uses the type map associated with the connection.

   * <p>

   * Conceptually, this method calls the method

   * <code>getObject</code> on each attribute

   * of the structured type and returns a Java array containing

   * the result.

   *

   * @param map a mapping of SQL type names to Java classes

   * @return an array containing the ordered attribute values

   * @exception SQLException if a database access error occurs

   * @exception SQLFeatureNotSupportedException if the JDBC driver does not support

   * this method

   * @since 1.2

   */

  Object[] getAttributes(java.util.Map<String,Class<?>> map)

      throws SQLException;

}