/**
* Copyright (C) 2012 JBoss Inc
*
* 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.jboss.dashboard.ui.formatters;
import org.jboss.dashboard.DataDisplayerServices;
import org.jboss.dashboard.DataProviderServices;
import org.jboss.dashboard.LocaleManager;
import org.jboss.dashboard.ui.UIBeanLocator;
import org.jboss.dashboard.kpi.KPIManager;
import org.jboss.dashboard.provider.*;
import org.jboss.dashboard.ui.taglib.formatter.Formatter;
import org.jboss.dashboard.ui.taglib.formatter.FormatterException;
import org.jboss.dashboard.commons.comparator.ComparatorUtils;
import org.jboss.dashboard.commons.comparator.ComparatorByCriteria;
import org.jboss.dashboard.domain.Domain;
import org.jboss.dashboard.domain.date.DateDomain;
import org.jboss.dashboard.domain.label.LabelDomain;
import org.jboss.dashboard.domain.numeric.NumericDomain;
import org.jboss.dashboard.kpi.KPI;
import org.jboss.dashboard.ui.components.DataProviderHandler;
import org.jboss.dashboard.ui.components.DataProviderEditor;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.text.MessageFormat;
import java.util.*;
import org.apache.commons.lang.StringEscapeUtils;
public class DataProviderFormatter extends Formatter {
private static transient org.slf4j.Logger log = org.slf4j.LoggerFactory.getLogger(DataProviderFormatter.class.getName());
protected DataProviderHandler handler;
/** The locale manager. */
protected LocaleManager localeManager;
public DataProviderFormatter() {
localeManager = LocaleManager.lookup();
}
public DataProviderHandler getHandler() {
return handler;
}
public void setHandler(DataProviderHandler handler) {
this.handler = handler;
}
public void service(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) throws FormatterException {
if (handler.isEdit()) renderEdit(httpServletRequest, httpServletResponse);
else if (handler.isCreate()) renderCreate(httpServletRequest, httpServletResponse);
else if (handler.isEditProperties()) renderEditProperties(httpServletRequest, httpServletResponse);
else renderShow(httpServletRequest, httpServletResponse);
}
private void renderEdit(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) {
try {
renderFragment("outputStart");
setAttribute("providerName", StringEscapeUtils.escapeHtml(handler.getDataProvider().getDescription(getLocale())));
renderFragment("outputEditTitle");
if (handler.hasErrors()) {
setAttribute("message", handler.getProviderMessage());
renderFragment("outputError");
}
renderFragment("outputTableStart");
renderFragment("outputDataProviderTypes");
DataProvider dataProvider = handler.getDataProvider();
if (dataProvider != null) {
// Provider type selected, show type editor page.
DataProviderEditor editor = UIBeanLocator.lookup().getEditor(dataProvider.getDataProviderType());
editor.setDataProvider(dataProvider);
setAttribute("error", Boolean.valueOf(handler.getFieldErrors().size() > 0));
setAttribute("value", handler.getDescriptions());
renderFragment("outputProviderName");
setAttribute("componentPath", editor.getName());
renderFragment("outputEditProviderPage");
} else {
renderFragment("outputCancelButtonNoTypeSelected");
}
setAttribute("showSaveButton", Boolean.TRUE);
if (dataProvider != null) renderFragment("outputButtons");
renderFragment("outputTableEnd");
renderFragment("outputEnd");
} catch (Exception e) {
log.error("Error rendering.", e);
}
}
private void renderCreate(HttpServletRequest request, HttpServletResponse response) {
try {
renderFragment("outputStart");
renderFragment("outputCreateTitle");
if (handler.hasErrors()) {
setAttribute("message", handler.getProviderMessage());
renderFragment("outputError");
}
renderFragment("outputTableStart");
renderFragment("outputDataProviderTypes");
DataProviderType type = null;
if (handler.getCurrentProviderTypeUid() != null) {
type = DataDisplayerServices.lookup().getDataProviderManager().getProviderTypeByUid(handler.getCurrentProviderTypeUid());
}
if (type != null) {
// Provider type selected, show type editor page.
DataProviderEditor editor = UIBeanLocator.lookup().getEditor(type);
DataProvider dataProvider = editor.getDataProvider();
if (dataProvider == null) {
DataProviderManager dataProviderManager = DataProviderServices.lookup().getDataProviderManager();
dataProvider = dataProviderManager.createDataProvider();
dataProvider.setDataLoader(type.createDataLoader());
editor.setDataProvider(dataProvider);
}
setAttribute("error", Boolean.valueOf(handler.getFieldErrors().size() > 0));
setAttribute("value", handler.getDescriptions());
renderFragment("outputProviderName");
setAttribute("componentPath", editor.getName());
renderFragment("outputEditProviderPage");
} else {
renderFragment("outputCancelButtonNoTypeSelected");
}
if (type != null) renderFragment("outputButtons");
renderFragment("outputTableEnd");
renderFragment("outputEnd");
} catch (Exception e) {
log.error("Error rendering.", e);
}
}
private void renderEditProperties(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) {
try {
renderFragment("outputStart");
setAttribute("providerName", StringEscapeUtils.escapeHtml(handler.getDataProvider().getDescription(getLocale())));
renderFragment("outputTitle");
renderFragment("outputFormStart");
renderFragment("outputStartProperties");
DataProvider dataProvider = handler.getDataProvider();
DataProperty[] properties = dataProvider.getDataSet().getProperties();
if (properties == null || properties.length == 0) {
renderFragment("outputStartRow");
renderFragment("outputEmpty");
renderFragment("outputEndRow");
} else {
for (int i = 0; i < properties.length; i++) {
AbstractDataProperty property = (AbstractDataProperty) properties[i];
setAttribute("index", new Integer(i));
renderFragment("outputStartRow");
setAttribute("propertyId", property.getPropertyId());
renderFragment("outputPropertyId");
Domain domain = property.getDomain();
String domainI18nKey = "";
if (domain instanceof NumericDomain) domainI18nKey = "numeric";
else if (domain instanceof LabelDomain) domainI18nKey = "label";
else if (domain instanceof DateDomain) domainI18nKey = "date";
if (domain instanceof NumericDomain ||
((domain instanceof LabelDomain) && (((LabelDomain) domain)).isConvertedFromNumeric())) {
// Numeric domain can be changed to label domain by user request.
// Option type combo.
String[] keys = new String[]{NumericDomain.class.getName(), LabelDomain.class.getName()};
String[] values = new String[]{"domain.numeric", "domain.label"};
setAttribute("propertyId", property.getPropertyId());
setAttribute("selected", domainI18nKey);
setAttribute("keys", keys);
setAttribute("values", values);
renderFragment("outputPropertyTypeCombo");
} else {
// Option type text.
setAttribute("propertyType", "domain." + domainI18nKey);
renderFragment("outputPropertyTypeText");
}
setAttribute("propertyId", property.getPropertyId());
// To print property names is necessary to call property.getName for each locale and create a i18n Map.
// Use of method property.getNameI18nMap() is not correct. This does not apply DataPropertyFormatter pattern,
// just returns the Map, although it's empty. Method getName uses DataPropertyFormatter pattern.
Map names = new HashMap();
Locale[] locales = getLocaleManager().getPlatformAvailableLocales();
for (int j = 0; j < locales.length; j++) {
Locale locale = locales[j];
String name = property.getName(locale);
if (name != null && name.trim().length() > 0)
names.put(locale, StringEscapeUtils.escapeHtml(name));
}
setAttribute("value", names);
renderFragment("outputPropertyTitle");
renderFragment("outputEndRow");
}
}
;
renderFragment("outputEndProperties");
renderFragment("outputButtons");
renderFragment("outputFormEnd");
renderFragment("outputEnd");
} catch (Exception e) {
log.error("Error rendering provider properties.", e);
}
}
private void renderShow(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) {
try {
KPIManager kpiManager = DataDisplayerServices.lookup().getKPIManager();
Set kpis = kpiManager.getAllKPIs();
DataProviderManager dataProviderManager = DataProviderServices.lookup().getDataProviderManager();
Set dataProviders = dataProviderManager.getAllDataProviders();
Set orderedDataProviders = new TreeSet(new DataProviderComparator());
orderedDataProviders.addAll(dataProviders);
if (dataProviders != null) {
renderFragment("outputStart");
renderFragment("outputNewDataProvider");
if (dataProviders.size() == 0) {
renderFragment("outputEmpty");
} else {
renderFragment("outputStartDataProviders");
int i = 0;
Iterator it = orderedDataProviders.iterator();
while (it.hasNext()) {
DataProvider dataProvider = (DataProvider) it.next();
if (dataProvider == null) continue;
int numberOfKPIs = 0;
setAttribute("usedByOtherKpis", Boolean.FALSE);
Iterator it1 = kpis.iterator();
while (it1.hasNext()) {
KPI kpi = (KPI) it1.next();
if (kpi.getDataProvider().equals(dataProvider)) numberOfKPIs++;
}
String providerType = dataProvider.getDataProviderType().getDescription(getLocale());
ResourceBundle i18n = localeManager.getBundle("org.jboss.dashboard.displayer.messages", getLocale());
String deleteMessage = i18n.getString(DataProviderHandler.I18N_PREFFIX + "confirmDelete");
if (numberOfKPIs > 0) {
deleteMessage = i18n.getString(DataProviderHandler.I18N_PREFFIX + "cannotDelete");
deleteMessage = MessageFormat.format(deleteMessage, numberOfKPIs);
}
setAttribute("index", new Integer(i));
setAttribute("code", StringEscapeUtils.escapeHtml(dataProvider.getCode()));
setAttribute("dataProviderName", StringEscapeUtils.escapeHtml(dataProvider.getDescription(getLocale())));
setAttribute("dataProviderType", StringEscapeUtils.escapeHtml(providerType));
setAttribute("canEdit", Boolean.valueOf(dataProvider.isCanEdit()));
setAttribute("canEditProperties", Boolean.valueOf(dataProvider.isCanEditProperties()));
setAttribute("canDelete", Boolean.valueOf(dataProvider.isCanDelete()));
setAttribute("numberOfKPIs", numberOfKPIs);
setAttribute("deleteMessage", deleteMessage);
renderFragment("outputDataProvider");
i++;
}
renderFragment("outputEndDataProviders");
}
renderFragment("outputEnd");
}
} catch (Exception e) {
log.error("Cannot render data providers.", e);
}
}
class DataProviderComparator implements Comparator {
public int compare(Object o1, Object o2) {
DataProvider d1 = (DataProvider) o1;
DataProvider d2 = (DataProvider) o2;
int result = ComparatorUtils.compare(d1.getDescription(getLocale()), d2.getDescription(getLocale()), ComparatorByCriteria.ORDER_ASCENDING);
if (result == 0) {
result = ComparatorUtils.compare(d1.getId(), d2.getId(), ComparatorByCriteria.ORDER_ASCENDING);
}
return result;
}
}
}