/*

 * Copyright (c) 2007, 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 sun.net.httpserver;

import java.io.*;

import java.net.*;

import com.sun.net.httpserver.*;

import com.sun.net.httpserver.spi.*;

/**

 * a class which allows the caller to write an indefinite

 * number of bytes to an underlying stream , but without using

 * chunked encoding. Used for http/1.0 clients only

 * The underlying connection needs to be closed afterwards.

 */

class UndefLengthOutputStream extends FilterOutputStream

{

    private boolean closed = false;

    ExchangeImpl t;

    UndefLengthOutputStream (ExchangeImpl t, OutputStream src) {

        super (src);

        this.t = t;

    }

    public void write (int b) throws IOException {

        if (closed) {

            throw new IOException ("stream closed");

        }

        out.write(b);

    }

    public void write (byte[]b, int off, int len) throws IOException {

        if (closed) {

            throw new IOException ("stream closed");

        }

        out.write(b, off, len);

    }

    public void close () throws IOException {

        if (closed) {

            return;

        }

        closed = true;

        flush();

        LeftOverInputStream is = t.getOriginalInputStream();

        if (!is.isClosed()) {

            try {

                is.close();

            } catch (IOException e) {}

        }

        WriteFinishedEvent e = new WriteFinishedEvent (t);

        t.getHttpContext().getServerImpl().addEvent (e);

    }

    // flush is a pass-through

}