/*
* Copyright 2002-2004 the original author or authors.
*
* Licensed 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.springframework.samples.jasperdemo.web;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.multiaction.MultiActionController;
/**
* Simple <code>Controller</code> implementation returning
* data for report rendering. This implementation demonstrates
* how JasperReports view can be integrated into your application
* without placing a JasperReports dependency on your application code.
* All data returned in the <code>ModelAndView</code> instances uses
* standard Java classes.
*
* @author Rob Harrop
*/
public class ReportController extends MultiActionController {
public ModelAndView handleSimpleReport(HttpServletRequest request,
HttpServletResponse response) throws Exception {
return new ModelAndView("simpleReport", getModel());
}
public ModelAndView handleSimpleReportPost(HttpServletRequest request,
HttpServletResponse response) throws Exception {
String reportTitle = request.getParameter("reportTitle");
Map model = getModel();
model.put("ReportTitle", reportTitle);
return new ModelAndView("simpleReportCompile", model);
}
public ModelAndView handleExporterParameters(HttpServletRequest request,
HttpServletResponse response) throws Exception {
return new ModelAndView("htmlReport", getModel());
}
public ModelAndView handleSimpleReportMulti(HttpServletRequest request,
HttpServletResponse response) throws Exception {
String uri = request.getRequestURI();
String format = uri.substring(uri.lastIndexOf(".") + 1);
Map model = getModel();
model.put("format", format);
return new ModelAndView("simpleReportMulti", model);
}
public ModelAndView handleSimpleReportCompile(HttpServletRequest request,
HttpServletResponse response) throws Exception {
return new ModelAndView("simpleReportCompile", getModel());
}
public ModelAndView handleSimpleReportHtml(HttpServletRequest request,
HttpServletResponse response) throws Exception {
return new ModelAndView("simpleReportHtml", getModel());
}
public ModelAndView handleSimpleReportCsv(HttpServletRequest request,
HttpServletResponse response) throws Exception {
return new ModelAndView("simpleReportCsv", getModel());
}
public ModelAndView handleSimpleReportExcel(HttpServletRequest request,
HttpServletResponse response) throws Exception {
return new ModelAndView("simpleReportExcel", getModel());
}
/**
* Here two instances of <code>List</code> are added to the
* model. The second instance, <code>SubReportData</code> is
* configured to be passed into the engine as a parameter
* which is subsequently passed into a sub-report by the
* master report file. Behind the scenes this <code>List</code> is
* transformed into an instance of <code>JRDataSource</code>.
*/
public ModelAndView handleSubReport(HttpServletRequest request,
HttpServletResponse response) throws Exception {
Map model = getModel();
model.put("SubReportData", getProductData());
return new ModelAndView("subReport", model);
}
private Map getModel() {
Map model = new HashMap();
model.put("ReportTitle", "Dear Lord!");
model.put("dataSource", getData());
return model;
}
private List getData() {
List list = new ArrayList();
for (int x = 0; x < 10; x++) {
ReportDataBean bean = new ReportDataBean();
bean.setId(x);
bean.setName("Rob Harrop");
bean.setStreet("My Street");
if (x % 2 == 0) {
bean.setCity("Manchester");
}
else {
bean.setCity("London");
}
list.add(bean);
}
return list;
}
private List getProductData() {
List list = new ArrayList();
for (int x = 0; x < 10; x++) {
SubReportDataBean bean = new SubReportDataBean();
bean.setId(x);
bean.setName("Foo Bar");
bean.setPrice(1.9f);
bean.setQuantity(1.0f);
list.add(bean);
}
return list;
}
}