Java tutorial
/* * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ package net.rrm.ehour.ui; import net.rrm.ehour.appconfig.EhourHomeUtil; import net.rrm.ehour.appconfig.EhourSystemConfig; import net.rrm.ehour.ui.admin.audit.AuditReportPage; import net.rrm.ehour.ui.admin.backup.BackupDbPage; import net.rrm.ehour.ui.admin.config.MainConfigPage; import net.rrm.ehour.ui.common.converter.FloatConverter; import net.rrm.ehour.ui.common.i18n.EhourHomeResourceLoader; import net.rrm.ehour.ui.common.session.DevelopmentWebSession; import net.rrm.ehour.ui.common.session.EhourWebSession; import net.rrm.ehour.ui.login.page.Login; import net.rrm.ehour.ui.login.page.Logout; import net.rrm.ehour.ui.login.page.SessionExpiredPage; import net.rrm.ehour.ui.manage.assignment.AssignmentManagePage; import net.rrm.ehour.ui.manage.customer.CustomerManagePage; import net.rrm.ehour.ui.manage.department.DepartmentManagePage; import net.rrm.ehour.ui.manage.lock.LockManagePage; import net.rrm.ehour.ui.manage.project.ProjectManagePage; import net.rrm.ehour.ui.manage.user.ImpersonateUserPage; import net.rrm.ehour.ui.manage.user.UserManagePage; import net.rrm.ehour.ui.pm.ProjectManagerPage; import net.rrm.ehour.ui.report.detailed.DetailedReportRESTResource; import net.rrm.ehour.ui.report.detailed.DetailedReportRESTResource$; import net.rrm.ehour.ui.report.page.ReportPage; import net.rrm.ehour.ui.timesheet.export.TimesheetExportPage; import net.rrm.ehour.ui.timesheet.page.MonthOverviewPage; import net.rrm.ehour.ui.userprefs.page.UserPreferencePage; import org.apache.log4j.Logger; import org.apache.wicket.*; import org.apache.wicket.authorization.IAuthorizationStrategy; import org.apache.wicket.authorization.IUnauthorizedComponentInstantiationListener; import org.apache.wicket.authorization.UnauthorizedInstantiationException; import org.apache.wicket.authroles.authentication.AuthenticatedWebApplication; import org.apache.wicket.authroles.authentication.AuthenticatedWebSession; import org.apache.wicket.authroles.authorization.strategies.role.RoleAuthorizationStrategy; import org.apache.wicket.markup.head.ResourceAggregator; import org.apache.wicket.markup.head.StringHeaderItem; import org.apache.wicket.markup.html.WebPage; import org.apache.wicket.protocol.http.WebApplication; import org.apache.wicket.request.Request; import org.apache.wicket.request.Response; import org.apache.wicket.request.cycle.PageRequestHandlerTracker; import org.apache.wicket.request.resource.IResource; import org.apache.wicket.request.resource.ResourceReference; import org.apache.wicket.request.resource.caching.FilenameWithVersionResourceCachingStrategy; import org.apache.wicket.request.resource.caching.IResourceCachingStrategy; import org.apache.wicket.request.resource.caching.IStaticCacheableResource; import org.apache.wicket.request.resource.caching.version.IResourceVersion; import org.apache.wicket.spring.injection.annot.SpringComponentInjector; import org.apache.wicket.util.time.Duration; import org.springframework.security.authentication.AuthenticationManager; import java.util.Comparator; /** * Base config for wicket eHour webapp */ public class EhourWebApplication extends AuthenticatedWebApplication { private static final Logger LOGGER = Logger.getLogger(EhourWebApplication.class); private AuthenticationManager authenticationManager; private String version; private boolean initialized; private EhourSystemConfig ehourSystemConfig; private String build; private IAuthorizationStrategy authorizationStrategy; @Override public void init() { if (!initialized) { super.init(); springInjection(); setUACHeaderPriority(); getMarkupSettings().setStripWicketTags(true); mountPages(); mountResources(); getRequestCycleSettings().setResponseRequestEncoding("UTF-8"); setupSecurity(); registerEhourHomeResourceLoader(); getRequestCycleListeners().add(new PageRequestHandlerTracker()); cacheStrategy(); initialized = true; } if (isInTestMode()) { LOGGER.info("*** Running in test mode ***"); getDebugSettings().setOutputComponentPath(true); getResourceSettings().setResourcePollFrequency(Duration.ONE_SECOND); } if (version != null) { // dont spoil the log during junit tests LOGGER.info(String.format("*** %s version %s started!", getAppName(), version)); } } private void cacheStrategy() { IResourceCachingStrategy strategy = new FilenameWithVersionResourceCachingStrategy(new IResourceVersion() { @Override public String getVersion(IStaticCacheableResource resource) { return version; } }); this.getResourceSettings().setCachingStrategy(strategy); } protected String getAppName() { return "eHour"; } private boolean isInTestMode() { return Boolean.parseBoolean(System.getProperty("EHOUR_TEST", "false")); } private void setUACHeaderPriority() { final Comparator<? super ResourceAggregator.RecordedHeaderItem> defaultHeaderComparator = getResourceSettings() .getHeaderItemComparator(); getResourceSettings().setHeaderItemComparator(new Comparator<ResourceAggregator.RecordedHeaderItem>() { @Override public int compare(ResourceAggregator.RecordedHeaderItem o1, ResourceAggregator.RecordedHeaderItem o2) { if (o1.getItem() instanceof StringHeaderItem && isIEHeader(o1)) return -1; else if (o2.getItem() instanceof StringHeaderItem && isIEHeader(o2)) return 1; else return defaultHeaderComparator.compare(o1, o2); } private boolean isIEHeader(ResourceAggregator.RecordedHeaderItem o1) { StringHeaderItem headerItem = (StringHeaderItem) o1.getItem(); return headerItem.getString().toString().contains("X-UA-Compatible"); } }); } protected void registerEhourHomeResourceLoader() { String absoluteTranslationsPath = EhourHomeUtil.getTranslationsDir(ehourSystemConfig.getEhourHome(), ehourSystemConfig.getTranslationsDir()); EhourHomeResourceLoader resourceLoader = new EhourHomeResourceLoader(absoluteTranslationsPath); getResourceSettings().getResourceFinders().add(resourceLoader); } @Override public RuntimeConfigurationType getConfigurationType() { String development = RuntimeConfigurationType.DEVELOPMENT.name(); String deployment = RuntimeConfigurationType.DEPLOYMENT.name(); String configurationType = ehourSystemConfig.getConfigurationType(); if (configurationType == null || (!configurationType.equalsIgnoreCase(deployment) && !configurationType.equalsIgnoreCase(development))) { LOGGER.warn("Invalid configuration type defined in ehour.properties. Valid values are " + deployment + " or " + development); return RuntimeConfigurationType.DEVELOPMENT; } return RuntimeConfigurationType.valueOf(configurationType.toUpperCase()); } protected void mountPages() { mountPage("/login", Login.class); mountPage("/logout", Logout.class); mountPage("/admin", MainConfigPage.class); mountPage("/admin/employee", UserManagePage.class); mountPage("/admin/department", DepartmentManagePage.class); mountPage("/admin/client", CustomerManagePage.class); mountPage("/admin/project", ProjectManagePage.class); mountPage("/admin/assignment", AssignmentManagePage.class); mountPage("/consultant/overview", MonthOverviewPage.class); mountPage("/consultant/exportmonth", TimesheetExportPage.class); mountPage("/report", ReportPage.class); mountPage("/audit", AuditReportPage.class); mountPage("/pm", ProjectManagerPage.class); mountPage("/prefs", UserPreferencePage.class); mountPage("/backup", BackupDbPage.class); mountPage("/op/lock", LockManagePage.class); mountPage("/admin/impersonate", ImpersonateUserPage.class); } private void mountResources() { mountResource("/rest/report/detailed", new ResourceReference("restReference") { DetailedReportRESTResource resource = DetailedReportRESTResource$.MODULE$.apply(); @Override public IResource getResource() { return resource; } }); } protected void springInjection() { getComponentInstantiationListeners().add(new SpringComponentInjector(this)); } protected void setupSecurity() { getApplicationSettings().setPageExpiredErrorPage(SessionExpiredPage.class); authorizationStrategy = getAuthorizationStrategy(); getSecuritySettings().setAuthorizationStrategy(authorizationStrategy); getSecuritySettings() .setUnauthorizedComponentInstantiationListener(new IUnauthorizedComponentInstantiationListener() { public void onUnauthorizedInstantiation(final Component component) { if (component instanceof Page) { throw new RestartResponseAtInterceptPageException(Login.class); } else { throw new UnauthorizedInstantiationException(component.getClass()); } } }); } public IAuthorizationStrategy getAuthorizationStrategy() { return new RoleAuthorizationStrategy(this); } @Override public Session newSession(Request request, Response response) { if (ehourSystemConfig.isDisableAuth()) { System.err.println("*** eHour is configured to disable any authentication"); System.err.println("*** Enable by setting ehour.disableAuth=false in your ehour.properties"); System.err.println("*** DO NOT RUN IN PRODUCTION WITH THIS CONFIGURATION"); return new DevelopmentWebSession(request); } else { return super.newSession(request, response); } } @Override protected IConverterLocator newConverterLocator() { ConverterLocator converterLocator = new ConverterLocator(); converterLocator.set(Float.class, new FloatConverter()); return converterLocator; } /** * Set the homepage */ @Override public Class<? extends WebPage> getHomePage() { return MonthOverviewPage.class; } /** * The login page for unauthenticated clients */ protected Class<? extends WebPage> getSignInPageClass() { return Login.class; } public AuthenticationManager getAuthenticationManager() { return authenticationManager; } @Override protected Class<? extends AuthenticatedWebSession> getWebSessionClass() { return EhourWebSession.class; } public void setAuthenticationManager(AuthenticationManager authenticationManager) { this.authenticationManager = authenticationManager; } public void setEhourSystemConfig(EhourSystemConfig ehourSystemConfig) { this.ehourSystemConfig = ehourSystemConfig; } public static EhourWebApplication get() { return (EhourWebApplication) WebApplication.get(); } /** * @return the version */ public String getVersion() { return version; } /** * @param version the version to set */ public void setVersion(String version) { this.version = version; } public String geteHourHome() { return ehourSystemConfig.getEhourHome(); } public void setBuild(String build) { this.build = build; } public String getBuild() { return build; } public Boolean isBookWholeWeekEnabled() { return ehourSystemConfig.isBookWholeWeekEnabled(); } }