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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2014 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
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 *
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package org.glassfish.grizzly.spdy.v3;

import org.glassfish.grizzly.spdy.*;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.glassfish.grizzly.Grizzly;
import org.glassfish.grizzly.WriteHandler;

/**
 * Class represents an output sink associated with specific {@link SpdySession}. 
 * 
 * The implementation is aligned with SPDY/3.1 requirements with regards to message
 * flow control.
 * 
 * @author Alexey Stashok
 */
final class SessionOutputSink3 extends SessionOutputSink {
    private static final Logger LOGGER = Grizzly.logger(SessionOutputSink3.class);
    private static final Level LOGGER_LEVEL = Level.FINE;

    public SessionOutputSink3(final SpdySession session) {
        super(session);
    }
    
    @Override
    protected void onPeerWindowUpdate(int delta) throws SpdyStreamException {
        throw new IllegalStateException("Not implemented for SPDY/3");
    }

    @Override
    protected boolean canWrite() {
        return true;
    }

    @Override
    protected void notifyCanWrite(WriteHandler writeHandler) {
        try {
            writeHandler.onWritePossible();
        } catch (Exception e) {
            writeHandler.onError(e);
        }
    }

    @Override
    protected int getAvailablePeerConnectionWindowSize() {
        return Integer.MAX_VALUE;
    }
}