- /*
- * @(#)RowSetWriter.java 1.8 03/12/19
- *
- * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
- * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
- */
-
- package javax.sql;
-
- import java.sql.*;
-
- /**
- * An object that implements the <code>RowSetWriter</code> interface,
- * called a <i>writer</i>. A writer may be registered with a <code>RowSet</code>
- * object that supports the reader/writer paradigm.
- * <P>
- * If a disconnected <code>RowSet</code> object modifies some of its data,
- * and it has a writer associated with it, it may be implemented so that it
- * calls on the writer's <code>writeData</code> method internally
- * to write the updates back to the data source. In order to do this, the writer
- * must first establish a connection with the rowset's data source.
- * <P>
- * If the data to be updated has already been changed in the data source, there
- * is a conflict, in which case the writer will not write
- * the changes to the data source. The algorithm the writer uses for preventing
- * or limiting conflicts depends entirely on its implementation.
- *
- * @since 1.4
- */
-
- public interface RowSetWriter {
-
- /**
- * Writes the changes in this <code>RowSetWriter</code> object's
- * rowset back to the data source from which it got its data.
- *
- * @param caller the <code>RowSet</code> object (1) that has implemented the
- * <code>RowSetInternal</code> interface, (2) with which this writer is
- * registered, and (3) that called this method internally
- * @return <code>true</code> if the modified data was written; <code>false</code>
- * if not, which will be the case if there is a conflict
- * @exception SQLException if a database access error occurs
- */
- boolean writeData(RowSetInternal caller) throws SQLException;
-
- }