/*
 * Copyright (c) 2010, 2020 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.http;

Maintains semantic state necessary to proper HTTP processing.
/**
 * Maintains semantic state necessary to proper HTTP processing.
 */
public final class ProcessingState {

    

This flag controls the semantics of the Connection response header.

/**
     * <p>
     * This flag controls the semantics of the Connection response header.
     * </p>
     */
    boolean keepAlive = false;

    

Indicates if an error occurred during request/response processing.

/**
     * <p>
     * Indicates if an error occurred during request/response processing.
     * </p>
     */
    boolean error;

    
 References HttpContext associated with the processing. 
/**
     * <p>
     * References {@link HttpContext} associated with the processing.
     * </p>
     */
    HttpContext httpContext;

    

This flag indicates whether error occurred during the HTTP processing.

Returns:
true, if error occurred during the HTTP processing, or false otherwise./**
     * <p>
     * This flag indicates whether error occurred during the HTTP processing.
     * </p>
     *
     * @return <tt>true</tt>, if error occurred during the HTTP processing, or <tt>false</tt> otherwise.
     */
    public boolean isError() {
        return error;
    }

    

This flag indicates whether error occurred during the HTTP processing.

Params:
error – true, if error occurred during the HTTP processing, or false otherwise./**
     * <p>
     * This flag indicates whether error occurred during the HTTP processing.
     * </p>
     *
     * @param error <tt>true</tt>, if error occurred during the HTTP processing, or <tt>false</tt> otherwise.
     */
    public void setError(boolean error) {
        this.error = error;
    }

    

Method returns true only if the connection is in keep-alive mode and there was no error occurred during the
packet processing.

Returns:
true only if the connection is in keep-alive mode and there was no error occurred during the packet
processing./**
     * <p>
     * Method returns <tt>true</tt> only if the connection is in keep-alive mode and there was no error occurred during the
     * packet processing.
     * </p>
     *
     * @return <tt>true</tt> only if the connection is in keep-alive mode and there was no error occurred during the packet
     * processing.
     */
    public boolean isStayAlive() {
        return keepAlive && !error;
    }

    

This flag controls the connection keep-alive feature.

Returns:
true if connection may work in keep-alive mode or false otherwise./**
     * <p>
     * This flag controls the connection keep-alive feature.
     * </p>
     *
     * @return <tt>true</tt> if connection may work in keep-alive mode or <tt>false</tt> otherwise.
     */
    public boolean isKeepAlive() {
        return keepAlive;
    }

    

This flag controls the connection keep-alive feature.

Params:
keepAlive – true if connection may work in keep-alive mode or false otherwise./**
     * <p>
     * This flag controls the connection keep-alive feature.
     * </p>
     *
     * @param keepAlive <tt>true</tt> if connection may work in keep-alive mode or <tt>false</tt> otherwise.
     */
    public void setKeepAlive(boolean keepAlive) {
        this.keepAlive = keepAlive;
    }

    
 Returns HttpContext associated with the processing. 
Returns:
HttpContext associated with the processing./**
     * <p>
     * Returns {@link HttpContext} associated with the processing.
     * </p>
     *
     * @return {@link HttpContext} associated with the processing.
     */
    public HttpContext getHttpContext() {
        return httpContext;
    }

    
 Sets the HttpContext associated with the processing. 
Params:
httpContext – HttpContext./**
     * <p>
     * Sets the {@link HttpContext} associated with the processing.
     * </p>
     *
     * @param httpContext {@link HttpContext}.
     */
    public void setHttpContext(final HttpContext httpContext) {
        this.httpContext = httpContext;
    }

    

Resets values to their initial states.

/**
     * <p>
     * Resets values to their initial states.
     * </p>
     */
    public void recycle() {
        keepAlive = false;
        error = false;
        httpContext = null;
    }

}