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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2013 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:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
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 * only the GPL Version 2, indicate your decision by adding "[Contributor]
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 */
package org.glassfish.grizzly.spdy;

import java.io.IOException;

/**
 * SPDY Stream exception.
 * 
 * @author Alexey Stashok
 */
public final class SpdyStreamException extends IOException {
    private final int streamId;
    private final int rstReason;
    
    public SpdyStreamException(final int streamId, final int rstReason) {
        this.streamId = streamId;
        this.rstReason = rstReason;
    }

    public SpdyStreamException(final int streamId, final int rstReason,
            final String description) {
        super(description);
        
        this.streamId = streamId;
        this.rstReason = rstReason;
    }

    public SpdyStreamException(final int streamId, final int rstReason,
            final Throwable cause) {
        super(cause);
        
        this.streamId = streamId;
        this.rstReason = rstReason;
    }
    
    public SpdyStreamException(final int streamId, final int rstReason,
            final String description, final Throwable cause) {
        super(description, cause);
        
        this.streamId = streamId;
        this.rstReason = rstReason;
    }

    public int getStreamId() {
        return streamId;
    }

    public int getRstReason() {
        return rstReason;
    }
    
    @Override
    public String toString() {
        final StringBuilder sb = new StringBuilder(128);
        sb.append(getClass().getName())
                .append(" streamId=").append(streamId)
                .append(" rstReason=").append(rstReason);

        String message = getLocalizedMessage();
        
        return message != null ?
                (sb.append(": ").append(message).toString()) : sb.toString();
    }    
}