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/*
  Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.

  The MySQL Connector/J is licensed under the terms of the GPLv2
  , like most MySQL Connectors.
  There are special exceptions to the terms and conditions of the GPLv2 as it is applied to
  this software, see the FLOSS License Exception
  .

  This program is free software; you can redistribute it and/or modify it under the terms
  of the GNU General Public License as published by the Free Software Foundation; version 2
  of the License.

  This program 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 for more details.

  You should have received a copy of the GNU General Public License along with this
  program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth
  Floor, Boston, MA 02110-1301  USA

 */

package com.mysql.jdbc;

import java.io.CharArrayWriter;

/**
 * A java.io.Writer used to write unicode data into Blobs and Clobs
 */
class WatchableWriter extends CharArrayWriter {
    private WriterWatcher watcher;

    /**
     * @see java.io.Writer#close()
     */
    @Override
    public void close() {
        super.close();

        // Send data to watcher
        if (this.watcher != null) {
            this.watcher.writerClosed(this);
        }
    }

    /**
     * @param watcher
     */
    public void setWatcher(WriterWatcher watcher) {
        this.watcher = watcher;
    }
}