Java tutorial
// ============================================================================ // // Copyright (C) 2006-2017 Talend Inc. - www.talend.com // // This source code is available under agreement available at // %InstallDIR%\features\org.talend.rcp.branding.%PRODUCTNAME%\%PRODUCTNAME%license.txt // // You should have received a copy of the agreement // along with this program; if not, write to Talend SA // 9 rue Pages 92150 Suresnes, France // // ============================================================================ package org.talend.dataprofiler.core.download; import java.io.File; import java.io.IOException; import java.lang.reflect.InvocationTargetException; import java.net.MalformedURLException; import java.net.URI; import java.util.ArrayList; import java.util.List; import java.util.Set; import org.apache.commons.lang.StringUtils; import org.apache.log4j.Logger; import org.eclipse.core.runtime.IProgressMonitor; import org.eclipse.core.runtime.IStatus; import org.eclipse.core.runtime.MultiStatus; import org.eclipse.core.runtime.Platform; import org.eclipse.core.runtime.SubMonitor; import org.eclipse.jface.operation.IRunnableWithProgress; import org.eclipse.m2e.core.MavenPlugin; import org.eclipse.m2e.core.embedder.IMaven; import org.osgi.framework.Bundle; import org.talend.commons.utils.io.FilesUtils; import org.talend.core.GlobalServiceRegister; import org.talend.core.ILibraryManagerService; import org.talend.core.model.general.ModuleNeeded; import org.talend.core.model.general.ModuleToInstall; import org.talend.core.runtime.maven.MavenConstants; import org.talend.core.runtime.maven.MavenUrlHelper; import org.talend.dataprofiler.core.CorePlugin; import org.talend.dataprofiler.core.PluginConstant; import org.talend.dataprofiler.core.i18n.internal.DefaultMessagesImpl; import org.talend.librariesmanager.utils.RemoteModulesHelper; import org.talend.updates.runtime.engine.factory.AbstractExtraUpdatesFactory; import org.talend.updates.runtime.model.ExtraFeature; import org.talend.updates.runtime.model.TalendWebServiceUpdateExtraFeature; /** * For any jars needed to be downloaded for TOP, just extends this class, and implement the abstract methods. * */ public abstract class AbstractDQMissingJarsExtraUpdatesFactory extends AbstractExtraUpdatesFactory { protected static Logger log = Logger.getLogger(AbstractDQMissingJarsExtraUpdatesFactory.class); /** * the jar file name must be in pairs and in order, jar file and jar nl file.<br/> * this file is on the nexus server name.<br/> * {"sqlexplorer_6.0.0.jar", "sqlexplorer.nl_6.0.0.jar"} */ protected abstract List<String> getJarFileNames(); protected abstract String getCurrentVersion(); /** * the jar file name must be in pairs and in order, jar file and jar nl file.<br/> * this file is on the local maven folder which is downloaded from the nexus server(with artifact-verion)<br/> * {"sqlexplorer_6.0.0-{artifact-verion}.jar", "sqlexplorer.nl_6.0.0-{artifact-verion}.jar"} */ protected abstract List<String> getJarFileWithVersionNames(); protected abstract String getPluginName(); @Override public void retrieveUninstalledExtraFeatures(IProgressMonitor monitor, Set<ExtraFeature> uninstalledExtraFeatures) throws Exception { Bundle bundle = Platform.getBundle(getPluginName()); if (bundle == null) {// if the bundle is not installed then propose to download it. String pathToStore = Platform.getInstallLocation().getURL().getFile() + "plugins"; //$NON-NLS-1$ File jarfile = new File(pathToStore, getJarFileWithVersionNames().get(0)); if (jarfile.exists()) { return; } else { SubMonitor mainSubMonitor = SubMonitor.convert(monitor, 2); // add all needed models into the allUninstalledModules List<ModuleNeeded> allUninstalledModules = getAllUninstalledModules(); if (monitor.isCanceled()) { return; } // else keep going fetch missing jar information from remote web site. ArrayList<ModuleToInstall> modulesRequiredToBeInstalled = new ArrayList<ModuleToInstall>(); IRunnableWithProgress notInstalledModulesRunnable = RemoteModulesHelper.getInstance() .getNotInstalledModulesRunnable(allUninstalledModules, modulesRequiredToBeInstalled); // jface because it adds graphical dependencies. runNotInstallModule(mainSubMonitor, notInstalledModulesRunnable);// some data need to be fetched // else all data already fetched or already try and failed so keep going if (mainSubMonitor.isCanceled()) { return; } // else keep going. final ArrayList<ModuleToInstall> modulesForAutomaticInstall = TalendWebServiceUpdateExtraFeature .filterAllAutomaticInstallableModules(modulesRequiredToBeInstalled); if (modulesForAutomaticInstall.isEmpty()) {// if could not find anything to download log and error and // return nothing log.error("failed to fetch missing third parties jars information for " //$NON-NLS-1$ + getJarFileNames().get(0)); return; } // else something to dowload to return the Extra feature to dowload. addToSet(uninstalledExtraFeatures, new TalendWebServiceUpdateExtraFeature(modulesForAutomaticInstall, DefaultMessagesImpl.getString(getDownloadName()), DefaultMessagesImpl.getString("DownloadSqlexplorerPluginJarFactory.description", //$NON-NLS-1$ getContainPluginNames()), true) { @Override public boolean needRestart() { return true; } @Override public IStatus install(IProgressMonitor progress, List<URI> allRepoUris) throws Exception { IStatus installStatus = super.install(progress, allRepoUris); // move the jar to plugins folder if (installStatus.isOK()) { try { copyJars2PluginsFolder(modulesForAutomaticInstall); } catch (MalformedURLException e) { MultiStatus multiStatus = new MultiStatus(CorePlugin.PLUGIN_ID, IStatus.ERROR, e.getMessage(), e); multiStatus.add(installStatus); return multiStatus; } catch (IOException e) { MultiStatus multiStatus = new MultiStatus(CorePlugin.PLUGIN_ID, IStatus.ERROR, e.getMessage(), e); multiStatus.add(installStatus); return multiStatus; } } // else install not ok so return the error status. return installStatus; } private void copyJars2PluginsFolder(ArrayList<ModuleToInstall> modules) throws MalformedURLException, IOException { List<File> jarFiles = new ArrayList<File>(); ILibraryManagerService librariesService = (ILibraryManagerService) GlobalServiceRegister .getDefault().getService(ILibraryManagerService.class); if (librariesService != null) { for (ModuleToInstall module : modules) { String jarPathFromMaven = librariesService .getJarPathFromMaven(module.getMavenUri()); if (jarPathFromMaven == null) { continue; } jarFiles.add(new File(jarPathFromMaven)); } } else { IMaven maven = MavenPlugin.getMaven(); String librariesPath = maven.getLocalRepositoryPath(); for (String jarFileName : getJarFileWithVersionNames()) { jarFiles.addAll(FilesUtils.getJarFilesFromFolder(new File(librariesPath), jarFileName)); } } for (File jarFile : jarFiles) { String pluginPath = Platform.getInstallLocation().getURL().getFile() + "plugins"; //$NON-NLS-1$ File movedfile = new File(pluginPath, jarFile.getName().replace(MavenConstants.SNAPSHOT, "")); if (!movedfile.exists()) { File target = new File(StringUtils.trimToEmpty(pluginPath)); if (!target.exists()) { target.mkdirs(); } FilesUtils.copyFile(jarFile, movedfile); } } } }); } } else { // if it is not TOP loaded only, need not to do anyting } } /** * Get the name of plugin which will contain in the download action * * @return */ abstract protected Object getContainPluginNames(); /** * DOC yyin Comment method "getDownloadName". * * @return */ abstract protected String getDownloadName(); private boolean runNotInstallModule(SubMonitor mainSubMonitor, IRunnableWithProgress notInstalledModulesRunnable) { if (notInstalledModulesRunnable == null) { return false; } try { notInstalledModulesRunnable.run(mainSubMonitor.newChild(1)); return true; } catch (InvocationTargetException e) { log.error("failed to fetch missing third parties jars information for " + getJarFileNames().get(0), e); //$NON-NLS-1$ return false; } catch (InterruptedException e) { log.error("failed to fetch missing third parties jars information" + getJarFileNames().get(0), e); //$NON-NLS-1$ return false; } } protected List<ModuleNeeded> getAllUninstalledModules() { List<ModuleNeeded> allUninstalledModules = new ArrayList<ModuleNeeded>(); for (String jarFileName : getJarFileNames()) { // TDQ-11359 set mvnUrl for ModuleNeeded,so that it can be found from server. String artifactId = StringUtils.removeEnd(jarFileName, PluginConstant.DOT_STRING + MavenConstants.PACKAGING_JAR); String mvnUrl = MavenUrlHelper.generateMvnUrl(MavenConstants.DEFAULT_LIB_GROUP_ID, artifactId, getCurrentVersion(), MavenConstants.PACKAGING_JAR, null); ModuleNeeded modelNeeded = new ModuleNeeded(getContextName(), jarFileName, getInforMessage(), true, null, null, mvnUrl); allUninstalledModules.add(modelNeeded); } return allUninstalledModules; } protected abstract String getContextName(); protected abstract String getInforMessage(); }