/*
 * Copyright (c) 2014, 2017 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package org.glassfish.grizzly.http2;

import java.io.IOException;
import org.glassfish.grizzly.http2.frames.ErrorCode;

HTTP/2 session exception. Unlike Http2StreamException, this exception means severe problem related to the entire HTTP2 session. 
Author:
Alexey Stashok/**
 * HTTP/2 session exception.
 * 
 * Unlike {@link Http2StreamException}, this exception means severe problem
 * related to the entire HTTP2 session.
 * 
 * @author Alexey Stashok
 */
public final class Http2SessionException extends IOException {
    private final ErrorCode errorCode;

    
Construct Http2SessionException.
Params:
errorCode – the ErrorCode for this Http2SessionException/**
     * Construct <tt>Http2SessionException</tt>.
     * 
     * @param errorCode the {@link ErrorCode} for this {@link Http2SessionException}
     */
    public Http2SessionException(final ErrorCode errorCode) {
        this(errorCode, null);
    }

    
Construct Http2SessionException.
Params:
errorCode – the ErrorCode for this Http2SessionException
message – the detail message for this Http2SessionException/**
     * Construct <tt>Http2SessionException</tt>.
     * 
     * @param errorCode the {@link ErrorCode} for this {@link Http2SessionException}
     * @param message the detail message for this {@link Http2SessionException}
     */
    public Http2SessionException(final ErrorCode errorCode,
                                 final String message) {
        super(message);
        this.errorCode = errorCode;
    }

    
Returns:
the ErrorCode reason to be sent with a GoAway./**
     * @return the {@link ErrorCode} reason to be sent with a GoAway.
     */
    public ErrorCode getErrorCode() {
        return errorCode;
    }

    @Override
    public String toString() {
        final StringBuilder sb = new StringBuilder(128);
        sb.append(getClass().getName())
                .append(" errorCode=").append(errorCode);

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