Spring Framework example source code file (JasperReportsMultiFormatViewTests.java)

This example Spring Framework source code file (JasperReportsMultiFormatViewTests.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

abstractjasperreportsview, abstractjasperreportsview, content-disposition, exception, hashmap, http, invalid, jasperreportsmultiformatview, jasperreportsmultiformatview, map, map, properties, request, response, servlet, string, string, test_param, util

The Spring Framework JasperReportsMultiFormatViewTests.java source code

/*
 * Copyright 2002-2005 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.web.servlet.view.jasperreports;

import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import java.util.Iterator;

import javax.servlet.http.HttpServletResponse;

import net.sf.jasperreports.engine.JasperPrint;
import net.sf.jasperreports.engine.JRExporterParameter;

/**
 * @author Rob Harrop
 */
public class JasperReportsMultiFormatViewTests extends AbstractJasperReportsViewTests {

	protected void extendModel(Map model) {
		model.put(getDiscriminatorKey(), "csv");
	}

	public void testSimpleHtmlRender() throws Exception {
		if (!canCompileReport) {
			return;
		}

		AbstractJasperReportsView view = getView(UNCOMPILED_REPORT);

		Map model = getBaseModel();
		model.put(getDiscriminatorKey(), "html");

		view.render(model, request, response);

		assertEquals("Invalid content type", "text/html", response.getContentType());
	}

	public void testOverrideContentDisposition() throws Exception {
		if (!canCompileReport) {
			return;
		}

		AbstractJasperReportsView view = getView(UNCOMPILED_REPORT);

		Map model = getBaseModel();
		model.put(getDiscriminatorKey(), "csv");

		String headerValue = "inline; filename=foo.txt";

		Properties mappings = new Properties();
		mappings.put("csv", headerValue);

		((JasperReportsMultiFormatView) view).setContentDispositionMappings(mappings);

		view.render(model, request, response);

		assertEquals("Invalid Content-Disposition header value", headerValue,
				response.getHeader("Content-Disposition"));
	}

	public void testExporterParametersAreCarriedAcross() throws Exception {
		if (!canCompileReport) {
			return;
		}

		JasperReportsMultiFormatView view = (JasperReportsMultiFormatView) getView(UNCOMPILED_REPORT);

		Properties mappings = new Properties();
		mappings.put("test", ExporterParameterTestView.class.getName());

		Map exporterParameters = new HashMap();

		// test view class performs the assertions - robh
		exporterParameters.put(ExporterParameterTestView.TEST_PARAM, "foo");

		view.setExporterParameters(exporterParameters);
		view.setFormatMappings(mappings);
		view.initApplicationContext();

		Map model = getBaseModel();
		model.put(getDiscriminatorKey(), "test");

		view.render(model, request, response);
	}

	protected String getDiscriminatorKey() {
		return "format";
	}

	protected AbstractJasperReportsView getViewImplementation() {
		return new JasperReportsMultiFormatView();
	}

	protected String getDesiredContentType() {
		return "text/csv";
	}

	private Map getBaseModel() {
		Map model = new HashMap();
		model.put("ReportTitle", "Foo");
		model.put("dataSource", getData());
		return model;
	}


	public static class ExporterParameterTestView extends AbstractJasperReportsView {

		public static final String TEST_PARAM = "net.sf.jasperreports.engine.export.JRHtmlExporterParameter.IMAGES_URI";

		protected void renderReport(JasperPrint filledReport, Map parameters, HttpServletResponse response) {
			assertNotNull("Exporter parameters are null", getExporterParameters());
			assertEquals("Incorrect number of exporter parameters", 1, getExporterParameters().size());
		}
	}

}