private void saveReport(SystemInstallationReport report) throws BeansException {
if (null == report || report.getReports().isEmpty()) {
return;
}
try {
InstallationReportDAO dao = new InstallationReportDAO();
DataSource dataSource = (DataSource) this.getBeanFactory().getBean("portDataSource");
dao.setDataSource(dataSource);
dao.saveConfigItem(report.toXml(), this.getConfigVersion());
} catch (Throwable t) {
_logger.error("Error saving report", t);
throw new FatalBeanException("Error saving report", t);
}
}
@Override
public boolean uninstallComponent(Component component) throws ApsSystemException {
ServletContext servletContext =
((ConfigurableWebApplicationContext) _applicationContext).getServletContext();
ClassLoader cl = (ClassLoader) servletContext.getAttribute("componentInstallerClassLoader");
List<ClassPathXmlApplicationContext> ctxList =
(List<ClassPathXmlApplicationContext>) servletContext.getAttribute("pluginsContextsList");
ClassPathXmlApplicationContext appCtx = null;
if (ctxList != null) {
for (ClassPathXmlApplicationContext ctx : ctxList) {
if (component.getCode().equals(ctx.getDisplayName())) {
appCtx = ctx;
}
}
}
String appRootPath = servletContext.getRealPath("/");
String backupDirPath =
appRootPath + "componentinstaller" + File.separator + component.getArtifactId() + "-backup";
Map<File, File> resourcesMap = new HashMap<File, File>();
try {
ClassLoader currentClassLoader = Thread.currentThread().getContextClassLoader();
try {
if (cl != null) {
Thread.currentThread().setContextClassLoader(cl);
}
if (null == component || null == component.getUninstallerInfo()) {
return false;
}
this.getDatabaseManager().createBackup(); // backup database
SystemInstallationReport report = super.extractReport();
ComponentUninstallerInfo ui = component.getUninstallerInfo();
// remove records from db
String[] dataSourceNames = this.extractBeanNames(DataSource.class);
for (int j = 0; j < dataSourceNames.length; j++) {
String dataSourceName = dataSourceNames[j];
Resource resource = (null != ui) ? ui.getSqlResources(dataSourceName) : null;
String script = (null != resource) ? this.readFile(resource) : null;
if (null != script && script.trim().length() > 0) {
DataSource dataSource = (DataSource) this.getBeanFactory().getBean(dataSourceName);
String[] queries = QueryExtractor.extractDeleteQueries(script);
TableDataUtils.executeQueries(dataSource, queries, true);
}
}
this.executePostProcesses(ui.getPostProcesses());
// drop tables
Map<String, List<String>> tableMapping = component.getTableMapping();
if (tableMapping != null) {
for (int j = 0; j < dataSourceNames.length; j++) {
String dataSourceName = dataSourceNames[j];
List<String> tableClasses = tableMapping.get(dataSourceName);
if (null != tableClasses && tableClasses.size() > 0) {
List<String> newList = new ArrayList<String>();
newList.addAll(tableClasses);
Collections.reverse(newList);
DataSource dataSource = (DataSource) this.getBeanFactory().getBean(dataSourceName);
IDatabaseManager.DatabaseType type =
this.getDatabaseManager().getDatabaseType(dataSource);
TableFactory tableFactory = new TableFactory(dataSourceName, dataSource, type);
tableFactory.dropTables(newList);
}
}
}
// move resources (jar, files and folders) on temp folder
List<String> resourcesPaths = ui.getResourcesPaths();
if (resourcesPaths != null) {
for (String resourcePath : resourcesPaths) {
try {
String fullResourcePath = servletContext.getRealPath(resourcePath);
File resFile = new File(fullResourcePath);
String relResPath = FilenameUtils.getPath(resFile.getAbsolutePath());
File newResFile =
new File(backupDirPath + File.separator + relResPath + resFile.getName());
if (resFile.isDirectory()) {
FileUtils.copyDirectory(resFile, newResFile);
resourcesMap.put(resFile, newResFile);
FileUtils.deleteDirectory(resFile);
} else {
FileUtils.copyFile(resFile, newResFile);
resourcesMap.put(resFile, newResFile);
FileUtils.forceDelete(resFile);
}
} catch (Exception e) {
}
}
}
// upgrade report
ComponentInstallationReport cir = report.getComponentReport(component.getCode(), true);
cir.getDataSourceReport()
.upgradeDatabaseStatus(SystemInstallationReport.Status.UNINSTALLED);
cir.getDataReport().upgradeDatabaseStatus(SystemInstallationReport.Status.UNINSTALLED);
this.saveReport(report);
// remove plugin's xmlapplicationcontext if present
if (appCtx != null) {
appCtx.close();
ctxList.remove(appCtx);
}
InitializerManager initializerManager =
(InitializerManager) _applicationContext.getBean("InitializerManager");
initializerManager.reloadCurrentReport();
ComponentManager componentManager =
(ComponentManager) _applicationContext.getBean("ComponentManager");
componentManager.refresh();
} catch (Exception e) {
_logger.error("Unexpected error in component uninstallation process", e);
throw new ApsSystemException("Unexpected error in component uninstallation process.", e);
} finally {
Thread.currentThread().setContextClassLoader(currentClassLoader);
ApsWebApplicationUtils.executeSystemRefresh(servletContext);
}
} catch (Throwable t) {
// restore files on temp folder
try {
for (Object object : resourcesMap.entrySet()) {
File resFile = ((Map.Entry<File, File>) object).getKey();
File newResFile = ((Map.Entry<File, File>) object).getValue();
if (newResFile.isDirectory()) {
FileUtils.copyDirectoryToDirectory(newResFile, resFile.getParentFile());
} else {
FileUtils.copyFile(newResFile, resFile.getParentFile());
}
}
} catch (Exception e) {
}
_logger.error("Unexpected error in component uninstallation process", t);
throw new ApsSystemException("Unexpected error in component uninstallation process.", t);
} finally {
// clean temp folder
}
return true;
}
