src/java.sql/share/classes/javax/sql/RowSetInternal.java
changeset 47216 71c04702a3d5
parent 25859 3317bb8137f4
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.sql/share/classes/javax/sql/RowSetInternal.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,103 @@
+/*
+ * Copyright (c) 2000, 2001, 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
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package javax.sql;
+
+import java.sql.*;
+
+/**
+ * The interface that a <code>RowSet</code> object implements in order to
+ * present itself to a <code>RowSetReader</code> or <code>RowSetWriter</code>
+ * object. The <code>RowSetInternal</code> interface contains
+ * methods that let the reader or writer access and modify the internal
+ * state of the rowset.
+ *
+ * @since 1.4
+ */
+
+public interface RowSetInternal {
+
+  /**
+   * Retrieves the parameters that have been set for this
+   * <code>RowSet</code> object's command.
+   *
+   * @return an array of the current parameter values for this <code>RowSet</code>
+   *         object's command
+   * @exception SQLException if a database access error occurs
+   */
+  Object[] getParams() throws SQLException;
+
+  /**
+   * Retrieves the <code>Connection</code> object that was passed to this
+   * <code>RowSet</code> object.
+   *
+   * @return the <code>Connection</code> object passed to the rowset
+   *      or <code>null</code> if none was passed
+   * @exception SQLException if a database access error occurs
+   */
+  Connection getConnection() throws SQLException;
+
+  /**
+   * Sets the given <code>RowSetMetaData</code> object as the
+   * <code>RowSetMetaData</code> object for this <code>RowSet</code>
+   * object. The <code>RowSetReader</code> object associated with the rowset
+   * will use <code>RowSetMetaData</code> methods to set the values giving
+   * information about the rowset's columns.
+   *
+   * @param md the <code>RowSetMetaData</code> object that will be set with
+   *        information about the rowset's columns
+   *
+   * @exception SQLException if a database access error occurs
+   */
+  void setMetaData(RowSetMetaData md) throws SQLException;
+
+  /**
+   * Retrieves a <code>ResultSet</code> object containing the original
+   * value of this <code>RowSet</code> object.
+   * <P>
+   * The cursor is positioned before the first row in the result set.
+   * Only rows contained in the result set returned by the method
+   * <code>getOriginal</code> are said to have an original value.
+   *
+   * @return the original value of the rowset
+   * @exception SQLException if a database access error occurs
+   */
+  public ResultSet getOriginal() throws SQLException;
+
+  /**
+   * Retrieves a <code>ResultSet</code> object containing the original value
+   * of the current row only.  If the current row has no original value,
+   * an empty result set is returned. If there is no current row,
+   * an exception is thrown.
+   *
+   * @return the original value of the current row as a <code>ResultSet</code>
+   *          object
+   * @exception SQLException if a database access error occurs or this method
+   *           is called while the cursor is on the insert row, before the
+   *           first row, or after the last row
+   */
+  public ResultSet getOriginalRow() throws SQLException;
+
+}