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/*******************************************************************************
* Copyright (c) 2012 Boeing.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.orcs.db.internal.callable;
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.util.LinkedList;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.Future;
import org.eclipse.osee.executor.admin.ExecutionCallbackAdapter;
import org.eclipse.osee.executor.admin.ExecutorAdmin;
import org.eclipse.osee.framework.core.data.IOseeBranch;
import org.eclipse.osee.framework.jdk.core.type.OseeCoreException;
import org.eclipse.osee.framework.jdk.core.type.PropertyStore;
import org.eclipse.osee.framework.jdk.core.util.Conditions;
import org.eclipse.osee.framework.jdk.core.util.Lib;
import org.eclipse.osee.framework.jdk.core.util.Strings;
import org.eclipse.osee.orcs.ExportOptions;
import org.eclipse.osee.orcs.OrcsSession;
import org.eclipse.osee.orcs.core.SystemPreferences;
import org.eclipse.osee.orcs.db.internal.exchange.ExchangeUtil;
import org.eclipse.osee.orcs.db.internal.exchange.ExportItemFactory;
import org.eclipse.osee.orcs.db.internal.exchange.export.AbstractExportItem;
import org.eclipse.osee.orcs.db.internal.resource.ResourceConstants;
import org.eclipse.osee.orcs.db.internal.sql.join.AbstractJoinQuery;
import org.eclipse.osee.orcs.db.internal.sql.join.ExportImportJoinQuery;
import org.eclipse.osee.orcs.db.internal.sql.join.SqlJoinFactory;
/**
* @author Roberto E. Escobar
*/
public class ExportBranchDatabaseCallable extends AbstractDatastoreCallable<URI> {
private static final String BRANCH_EXPORT_EXECUTOR_ID = "branch.export.worker";
private final ExportItemFactory factory;
private final SqlJoinFactory joinFactory;
private final SystemPreferences preferences;
private final ExecutorAdmin executorAdmin;
private final List<IOseeBranch> branches;
private final PropertyStore options;
private String exportName;
public ExportBranchDatabaseCallable(OrcsSession session, ExportItemFactory factory, SqlJoinFactory joinFactory, SystemPreferences preferences, ExecutorAdmin executorAdmin, List<IOseeBranch> branches, PropertyStore options, String exportName) {
super(factory.getLogger(), session, factory.getDbService());
this.joinFactory = joinFactory;
this.factory = factory;
this.preferences = preferences;
this.executorAdmin = executorAdmin;
this.branches = branches;
this.options = options;
this.exportName = exportName;
}
private SystemPreferences getSystemPreferences() {
return preferences;
}
private ExecutorAdmin getExecutorAdmin() {
return executorAdmin;
}
private String getExchangeFileName() {
return this.exportName;
}
private void setExchangeFileName(String name) {
this.exportName = name;
}
@Override
public URI call() throws Exception {
long startTime = System.currentTimeMillis();
try {
Conditions.checkNotNull(factory, "exportItemFactory");
Conditions.checkNotNull(executorAdmin, "executorAdmin");
Conditions.checkNotNullOrEmpty(branches, "branches");
Conditions.checkNotNull(options, "options");
doWork();
return factory.getResourceManager().generateResourceLocator(ResourceConstants.EXCHANGE_RESOURCE_PROTOCOL, "",
getExchangeFileName()).getLocation();
} finally {
getLogger().info("Exported [%s] branch%s in [%s]", branches.size(), branches.size() != 1 ? "es" : "",
Lib.getElapseString(startTime));
}
}
private File createTempFolder() throws OseeCoreException {
String exchangeBasePath = ResourceConstants.getExchangeDataPath(getSystemPreferences());
File rootDirectory = ExchangeUtil.createTempFolder(exchangeBasePath);
if (!Strings.isValid(getExchangeFileName())) {
setExchangeFileName(rootDirectory.getName());
}
return rootDirectory;
}
private void doWork() throws Exception {
ExportImportJoinQuery joinQuery = joinFactory.createExportImportJoinQuery();
for (IOseeBranch branch : branches) {
long branchUuid = branch.getUuid();
joinQuery.add(branchUuid, -1L);
}
joinQuery.store();
List<AbstractExportItem> taskList = factory.createTaskList(joinQuery.getQueryId(), options);
try {
File tempFolder = createTempFolder();
for (AbstractExportItem exportItem : taskList) {
exportItem.setWriteLocation(tempFolder);
}
executeTasks(taskList);
finishExport(tempFolder);
} finally {
cleanUp(joinQuery, taskList);
}
}
private void cleanUp(AbstractJoinQuery joinQuery, List<AbstractExportItem> taskList) {
for (AbstractExportItem exportItem : taskList) {
exportItem.cleanUp();
}
try {
joinQuery.delete();
} catch (OseeCoreException ex) {
getLogger().warn(ex, "Error during export clean-up");
}
}
private void finishExport(File tempFolder) throws IllegalArgumentException, IOException {
String zipTargetName = getExchangeFileName() + "." + ResourceConstants.ZIP_EXTENSION;
if (options.getBoolean(ExportOptions.COMPRESS.name())) {
getLogger().info("Compressing Branch Export Data - [%s]", zipTargetName);
File zipTarget = new File(tempFolder.getParent(), zipTargetName);
Lib.compressDirectory(tempFolder, zipTarget.getAbsolutePath(), true);
getLogger().info("Deleting Branch Export Temp Folder - [%s]", tempFolder);
Lib.deleteDir(tempFolder);
} else {
File target = new File(tempFolder.getParent(), getExchangeFileName());
if (!target.equals(tempFolder)) {
if (!tempFolder.renameTo(target)) {
getLogger().info("Unable to move [%s] to [%s]", tempFolder.getAbsolutePath(), target.getAbsolutePath());
}
}
}
}
private void executeTasks(List<AbstractExportItem> taskList) throws Exception {
final List<Throwable> throwables = new LinkedList<>();
final List<Future<?>> futures = new CopyOnWriteArrayList<>();
ExecutorAdmin executor = getExecutorAdmin();
for (AbstractExportItem exportItem : taskList) {
Future<?> future =
executor.schedule(BRANCH_EXPORT_EXECUTOR_ID, exportItem, new ExecutionCallbackAdapter<Boolean>() {
@Override
public void onFailure(Throwable throwable) {
super.onFailure(throwable);
throwables.add(throwable);
for (Future<?> future : futures) {
if (!future.isDone() && !future.isCancelled()) {
future.cancel(true);
}
}
}
});
futures.add(future);
}
for (Future<?> future : futures) {
future.get();
}
if (!throwables.isEmpty()) {
List<StackTraceElement> trace = new LinkedList<>();
for (Throwable th : throwables) {
for (StackTraceElement element : th.getStackTrace()) {
trace.add(element);
}
}
OseeCoreException exception = new OseeCoreException("Error detected during branch export");
exception.setStackTrace(trace.toArray(new StackTraceElement[trace.size()]));
throw exception;
}
}
}
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