| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.struts2.util; |
| |
| import org.apache.struts2.ServletActionContext; |
| import org.apache.struts2.views.util.DefaultUrlHelper; |
| import org.apache.struts2.views.util.UrlHelper; |
| |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * A bean that can generate a URL. |
| * |
| * FIXME: remove? |
| */ |
| public class URLBean { |
| |
| HashMap<String, String> params; |
| HttpServletRequest request; |
| HttpServletResponse response; |
| String page; |
| |
| private UrlHelper urlHelper; |
| |
| public URLBean setPage(String page) { |
| this.page = page; |
| return this; |
| } |
| |
| public void setRequest(HttpServletRequest request) { |
| this.request = request; |
| urlHelper = ServletActionContext.getContext().getInstance(DefaultUrlHelper.class); |
| } |
| |
| public void setResponse(HttpServletResponse response) { |
| this.response = response; |
| } |
| |
| public String getURL() { |
| // all this trickier with maps is to reduce the number of objects created |
| Map<String, Object> fullParams = null; |
| |
| if (params != null) { |
| fullParams = new HashMap<String, Object>(); |
| } |
| |
| if (page == null) { |
| // No particular page requested, so go to "same page" |
| // Add query params to parameters |
| if (fullParams != null) { |
| fullParams.putAll(request.getParameterMap()); |
| } else { |
| fullParams = request.getParameterMap(); |
| } |
| } |
| |
| // added parameters override, just like in URLTag |
| if (params != null) { |
| fullParams.putAll(params); |
| } |
| |
| return urlHelper.buildUrl(page, request, response, fullParams); |
| } |
| |
| public URLBean addParameter(String name, Object value) { |
| if (params == null) { |
| params = new HashMap<String, String>(); |
| } |
| |
| if (value == null) { |
| params.remove(name); |
| } else { |
| params.put(name, value.toString()); |
| } |
| |
| return this; |
| } |
| |
| public String toString() { |
| return getURL(); |
| } |
| } |