001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.shiro.web.util;
020
021import javax.servlet.http.HttpServletRequest;
022import java.io.Serializable;
023
024/**
025 * Maintains request data for a request that was redirected, so that after authentication
026 * the user can be redirected to the originally requested page.
027 *
028 * @since 0.9
029 */
030public class SavedRequest implements Serializable {
031
032    //TODO - complete JavaDoc
033
034    private String method;
035    private String queryString;
036    private String requestURI;
037
038    /**
039     * Constructs a new instance from the given HTTP request.
040     *
041     * @param request the current request to save.
042     */
043    public SavedRequest(HttpServletRequest request) {
044        this.method = request.getMethod();
045        this.queryString = request.getQueryString();
046        this.requestURI = request.getRequestURI();
047    }
048
049    public String getMethod() {
050        return method;
051    }
052
053    public String getQueryString() {
054        return queryString;
055    }
056
057    public String getRequestURI() {
058        return requestURI;
059    }
060
061    public String getRequestUrl() {
062        StringBuilder requestUrl = new StringBuilder(getRequestURI());
063
064        // remove duplicate leading slashes
065        while (requestUrl.length() > 1 && requestUrl.charAt(1) == '/') {
066            requestUrl.deleteCharAt(0);
067        }
068
069        if (getQueryString() != null) {
070            requestUrl.append("?").append(getQueryString());
071        }
072        return requestUrl.toString();
073    }
074}