/*
* Copyright 2002-2008 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.Iterator;
import java.util.Locale;
import java.util.Map;
import javax.servlet.http.HttpServletResponse;
import net.sf.jasperreports.engine.JRExporterParameter;
import net.sf.jasperreports.engine.JasperPrint;
import net.sf.jasperreports.engine.export.JRHtmlExporterParameter;
import org.springframework.mock.web.MockServletContext;
import org.springframework.web.context.support.StaticWebApplicationContext;
import org.springframework.web.servlet.DispatcherServlet;
/**
* @author Rob Harrop
*/
public class ExporterParameterTests extends AbstractJasperReportsTests {
public void testParameterParsing() throws Exception {
Map params = new HashMap();
params.put("net.sf.jasperreports.engine.export.JRHtmlExporterParameter.IMAGES_URI", "/foo/bar");
AbstractJasperReportsView view = new AbstractJasperReportsView() {
protected void renderReport(JasperPrint filledReport, Map model, HttpServletResponse response)
throws Exception {
assertEquals("Invalid number of exporter parameters", 1, getConvertedExporterParameters().size());
JRExporterParameter key = JRHtmlExporterParameter.IMAGES_URI;
Object value = getConvertedExporterParameters().get(key);
assertNotNull("Value not mapped to correct key", value);
assertEquals("Incorrect value for parameter", "/foo/bar", value);
}
/**
* Merges the configured {@link net.sf.jasperreports.engine.JRExporterParameter JRExporterParameters} with any specified
* in the supplied model data. {@link net.sf.jasperreports.engine.JRExporterParameter JRExporterParameters} in the model
* override those specified in the configuration.
* @see #setExporterParameters(java.util.Map)
*/
protected Map mergeExporterParameters(Map model) {
Map mergedParameters = new HashMap(getConvertedExporterParameters());
for (Iterator iterator = model.keySet().iterator(); iterator.hasNext();) {
Object key = iterator.next();
if (key instanceof JRExporterParameter) {
Object value = model.get(key);
if (value instanceof String) {
mergedParameters.put(key, value);
}
else {
logger.warn("Ignoring exporter parameter [" + key + "]. Value is not a String.");
}
}
}
return mergedParameters;
}
};
view.setExporterParameters(params);
setViewProperties(view);
view.render(getModel(), request, response);
}
public void testInvalidClass() throws Exception {
Map params = new HashMap();
params.put("foo.net.sf.jasperreports.engine.export.JRHtmlExporterParameter.IMAGES_URI", "/foo");
AbstractJasperReportsView view = new JasperReportsHtmlView();
setViewProperties(view);
try {
view.setExporterParameters(params);
view.convertExporterParameters();
fail("Should have thrown IllegalArgumentException");
}
catch (IllegalArgumentException ex) {
// expected
}
}
public void testInvalidField() {
Map params = new HashMap();
params.put("net.sf.jasperreports.engine.export.JRHtmlExporterParameter.IMAGES_URI_FOO", "/foo");
AbstractJasperReportsView view = new JasperReportsHtmlView();
setViewProperties(view);
try {
view.setExporterParameters(params);
view.convertExporterParameters();
fail("Should have thrown IllegalArgumentException");
}
catch (IllegalArgumentException ex) {
// expected
}
}
public void testInvalidType() {
Map params = new HashMap();
params.put("java.lang.Boolean.TRUE", "/foo");
AbstractJasperReportsView view = new JasperReportsHtmlView();
setViewProperties(view);
try {
view.setExporterParameters(params);
view.convertExporterParameters();
fail("Should have thrown IllegalArgumentException");
}
catch (IllegalArgumentException ex) {
// expected
}
}
public void testTypeConversion() {
Map params = new HashMap();
params.put("net.sf.jasperreports.engine.export.JRHtmlExporterParameter.IS_USING_IMAGES_TO_ALIGN", "true");
AbstractJasperReportsView view = new JasperReportsHtmlView();
setViewProperties(view);
view.setExporterParameters(params);
view.convertExporterParameters();
Object value = view.getConvertedExporterParameters().get(JRHtmlExporterParameter.IS_USING_IMAGES_TO_ALIGN);
assertEquals(Boolean.TRUE, value);
}
private void setViewProperties(AbstractJasperReportsView view) {
view.setUrl("org/springframework/ui/jasperreports/DataSourceReport.jasper");
StaticWebApplicationContext ac = new StaticWebApplicationContext();
ac.setServletContext(new MockServletContext());
ac.addMessage("page", Locale.GERMAN, "MeineSeite");
ac.refresh();
request.setAttribute(DispatcherServlet.WEB_APPLICATION_CONTEXT_ATTRIBUTE, ac);
view.setApplicationContext(ac);
}
}