| /******************************************************************************* |
| * Copyright (c) 2020 Red Hat Inc. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| *******************************************************************************/ |
| package org.eclipse.unittest.internal.ui.history; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.eclipse.unittest.internal.UnitTestPlugin; |
| import org.eclipse.unittest.internal.model.ITestRunSessionListener; |
| import org.eclipse.unittest.internal.model.TestRunSession; |
| import org.eclipse.unittest.model.ITestRunSession; |
| |
| import org.eclipse.core.runtime.CoreException; |
| |
| /** |
| * A test run sessions history object |
| */ |
| public class History implements ITestRunSessionListener { |
| |
| private static final String HISTORY_DIR_NAME = "history"; //$NON-NLS-1$ |
| |
| /** |
| * An instance of test run sessions history object |
| */ |
| public static final History INSTANCE = new History(); |
| |
| private History() { |
| } |
| |
| private boolean wasRead = false; |
| private List<HistoryItem> items = new ArrayList<>(); |
| |
| /** |
| * Creates and returns a directory to store the History information |
| * |
| * @return the file corresponding to History directory |
| * @throws IllegalStateException in case of failed to create or find an existing |
| * directory |
| */ |
| public File getDirectory() throws IllegalStateException { |
| File historyDir = UnitTestPlugin.getDefault().getStateLocation().append(HISTORY_DIR_NAME).toFile(); |
| if (!historyDir.isDirectory()) { |
| historyDir.mkdir(); |
| } |
| return historyDir; |
| } |
| |
| /** |
| * Returns a list of history items |
| * |
| * @return a list of history items |
| */ |
| public List<HistoryItem> getHistory() { |
| if (!wasRead) { |
| Arrays.stream(getDirectory().listFiles()).map(HistoryItem::new).forEach(items::add); |
| wasRead = true; |
| } |
| return Collections.unmodifiableList(items); |
| } |
| |
| /** |
| * Clears the history |
| */ |
| public void clear() { |
| for (HistoryItem item : items) { |
| try { |
| item.removeSwapFile(); |
| } catch (IOException e) { |
| UnitTestPlugin.log(e); |
| } |
| } |
| items.clear(); |
| } |
| |
| @Override |
| public void sessionAdded(ITestRunSession testRunSession) { |
| items.add(new HistoryItem((TestRunSession) testRunSession)); |
| } |
| |
| @Override |
| public void sessionRemoved(ITestRunSession testRunSession) { |
| items.stream().filter(item -> item.getCurrentTestRunSession().filter(testRunSession::equals).isPresent()) |
| .forEach(toRemove -> { |
| try { |
| toRemove.removeSwapFile(); |
| } catch (IOException e) { |
| UnitTestPlugin.log(e); |
| } |
| }); |
| } |
| |
| /** |
| * Saves a test run session into history |
| * |
| * @param testRunSession a test run session object |
| */ |
| public void watch(TestRunSession testRunSession) { |
| for (HistoryItem item : items) { |
| if (testRunSession == null || item.getCurrentTestRunSession().filter(testRunSession::equals).isEmpty()) { |
| try { |
| item.swapOut(); |
| } catch (CoreException e) { |
| UnitTestPlugin.log(e); |
| } |
| } |
| } |
| } |
| |
| /** |
| * Removes a history item |
| * |
| * @param selected a history item to remove |
| */ |
| public void remove(HistoryItem selected) { |
| this.items.remove(selected); |
| try { |
| selected.removeSwapFile(); |
| } catch (IOException e) { |
| UnitTestPlugin.log(e); |
| } |
| } |
| |
| /** |
| * adds a history item |
| * |
| * @param historyItem history item to add |
| */ |
| public void add(HistoryItem historyItem) { |
| items.add(historyItem); |
| } |
| } |