/*

 * Copyright (c) 2009, 2016, 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.www.protocol.http;

import java.net.Authenticator;

import java.net.Authenticator.RequestorType;

import java.net.InetAddress;

import java.net.URL;

/**

 * Used in HTTP/Negotiate, to feed HTTP request info into JGSS as a HttpCaller,

 * so that special actions can be taken, including special callback handler,

 * special useSubjectCredsOnly value.

 *

 * This is an immutable class. It can be instantiated in two styles;

 *

 * 1. Un-schemed: Create at the beginning before the preferred scheme is

 * determined. This object can be fed into AuthenticationHeader to check

 * for the preference.

 *

 * 2. Schemed: With the scheme field filled, can be used in JGSS-API calls.

 */

public final class HttpCallerInfo {

    // All info that an Authenticator needs.

    public final URL url;

    public final String host, protocol, prompt, scheme;

    public final int port;

    public final InetAddress addr;

    public final RequestorType authType;

    public final Authenticator authenticator;

    /**

     * Create a schemed object based on an un-schemed one.

     */

    public HttpCallerInfo(HttpCallerInfo old, String scheme) {

        this.url = old.url;

        this.host = old.host;

        this.protocol = old.protocol;

        this.prompt = old.prompt;

        this.port = old.port;

        this.addr = old.addr;

        this.authType = old.authType;

        this.scheme = scheme;

        this.authenticator =  old.authenticator;

    }

    /**

     * Constructor an un-schemed object for site access.

     */

    public HttpCallerInfo(URL url, Authenticator a) {

        this.url= url;

        prompt = "";

        host = url.getHost();

        int p = url.getPort();

        if (p == -1) {

            port = url.getDefaultPort();

        } else {

            port = p;

        }

        InetAddress ia;

        try {

            ia = InetAddress.getByName(url.getHost());

        } catch (Exception e) {

            ia = null;

        }

        addr = ia;

        protocol = url.getProtocol();

        authType = RequestorType.SERVER;

        scheme = "";

        authenticator = a;

    }

    /**

     * Constructor an un-schemed object for proxy access.

     */

    public HttpCallerInfo(URL url, String host, int port, Authenticator a) {

        this.url= url;

        this.host = host;

        this.port = port;

        prompt = "";

        addr = null;

        protocol = url.getProtocol();

        authType = RequestorType.PROXY;

        scheme = "";

        authenticator = a;

    }

}