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| 1 | +/* | |
| 2 | + * Copyright (c) 2000, 2001, 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 javax.sql; | |
| 27 | + | |
| 28 | +import java.sql.*; | |
| 29 | + | |
| 30 | +/** | |
| 31 | + * The interface that a <code>RowSet</code> object implements in order to | |
| 32 | + * present itself to a <code>RowSetReader</code> or <code>RowSetWriter</code> | |
| 33 | + * object. The <code>RowSetInternal</code> interface contains | |
| 34 | + * methods that let the reader or writer access and modify the internal | |
| 35 | + * state of the rowset. | |
| 36 | + * | |
| 37 | + * @since 1.4 | |
| 38 | + */ | |
| 39 | + | |
| 40 | +public interface RowSetInternal { | |
| 41 | + | |
| 42 | + /** | |
| 43 | + * Retrieves the parameters that have been set for this | |
| 44 | + * <code>RowSet</code> object's command. | |
| 45 | + * | |
| 46 | + * @return an array of the current parameter values for this <code>RowSet</code> | |
| 47 | + * object's command | |
| 48 | + * @exception SQLException if a database access error occurs | |
| 49 | + */ | |
| 50 | + Object[] getParams() throws SQLException; | |
| 51 | + | |
| 52 | + /** | |
| 53 | + * Retrieves the <code>Connection</code> object that was passed to this | |
| 54 | + * <code>RowSet</code> object. | |
| 55 | + * | |
| 56 | + * @return the <code>Connection</code> object passed to the rowset | |
| 57 | + * or <code>null</code> if none was passed | |
| 58 | + * @exception SQLException if a database access error occurs | |
| 59 | + */ | |
| 60 | + Connection getConnection() throws SQLException; | |
| 61 | + | |
| 62 | + /** | |
| 63 | + * Sets the given <code>RowSetMetaData</code> object as the | |
| 64 | + * <code>RowSetMetaData</code> object for this <code>RowSet</code> | |
| 65 | + * object. The <code>RowSetReader</code> object associated with the rowset | |
| 66 | + * will use <code>RowSetMetaData</code> methods to set the values giving | |
| 67 | + * information about the rowset's columns. | |
| 68 | + * | |
| 69 | + * @param md the <code>RowSetMetaData</code> object that will be set with | |
| 70 | + * information about the rowset's columns | |
| 71 | + * | |
| 72 | + * @exception SQLException if a database access error occurs | |
| 73 | + */ | |
| 74 | + void setMetaData(RowSetMetaData md) throws SQLException; | |
| 75 | + | |
| 76 | + /** | |
| 77 | + * Retrieves a <code>ResultSet</code> object containing the original | |
| 78 | + * value of this <code>RowSet</code> object. | |
| 79 | + * <P> | |
| 80 | + * The cursor is positioned before the first row in the result set. | |
| 81 | + * Only rows contained in the result set returned by the method | |
| 82 | + * <code>getOriginal</code> are said to have an original value. | |
| 83 | + * | |
| 84 | + * @return the original value of the rowset | |
| 85 | + * @exception SQLException if a database access error occurs | |
| 86 | + */ | |
| 87 | + public ResultSet getOriginal() throws SQLException; | |
| 88 | + | |
| 89 | + /** | |
| 90 | + * Retrieves a <code>ResultSet</code> object containing the original value | |
| 91 | + * of the current row only. If the current row has no original value, | |
| 92 | + * an empty result set is returned. If there is no current row, | |
| 93 | + * an exception is thrown. | |
| 94 | + * | |
| 95 | + * @return the original value of the current row as a <code>ResultSet</code> | |
| 96 | + * object | |
| 97 | + * @exception SQLException if a database access error occurs or this method | |
| 98 | + * is called while the cursor is on the insert row, before the | |
| 99 | + * first row, or after the last row | |
| 100 | + */ | |
| 101 | + public ResultSet getOriginalRow() throws SQLException; | |
| 102 | + | |
| 103 | +} | |