Examples with Optional java.util.Optional used on opensource projects

Example 21 with Optional

use of java.util.Optional in project che by eclipse.

the class WorkspaceDaoTest method shouldUpdateWorkspace.

@Test(dependsOnMethods = "shouldGetWorkspaceById")
public void shouldUpdateWorkspace() throws Exception {
    final WorkspaceImpl workspace = new WorkspaceImpl(workspaces[0], workspaces[0].getAccount());
    // Remove an existing project configuration from workspace
    workspace.getConfig().getProjects().remove(1);
    // Add new project to the workspace configuration
    final SourceStorageImpl source3 = new SourceStorageImpl();
    source3.setType("type3");
    source3.setLocation("location3");
    source3.setParameters(new HashMap<>(ImmutableMap.of("param1", "value1", "param2", "value2", "param3", "value3")));
    final ProjectConfigImpl newProjectCfg = new ProjectConfigImpl();
    newProjectCfg.setPath("/path3");
    newProjectCfg.setType("type3");
    newProjectCfg.setName("project3");
    newProjectCfg.setDescription("description3");
    newProjectCfg.getMixins().addAll(asList("mixin3", "mixin4"));
    newProjectCfg.setSource(source3);
    newProjectCfg.getAttributes().put("new-key", asList("1", "2"));
    workspace.getConfig().getProjects().add(newProjectCfg);
    // Update an existing project configuration
    final ProjectConfigImpl projectCfg = workspace.getConfig().getProjects().get(0);
    projectCfg.getAttributes().clear();
    projectCfg.getSource().setLocation("new-location");
    projectCfg.getSource().setType("new-type");
    projectCfg.getSource().getParameters().put("new-param", "new-param-value");
    projectCfg.getMixins().add("new-mixin");
    projectCfg.setPath("/new-path");
    projectCfg.setDescription("new project description");
    // Remove an existing command
    workspace.getConfig().getCommands().remove(1);
    // Add a new command
    final CommandImpl newCmd = new CommandImpl();
    newCmd.setName("name3");
    newCmd.setType("type3");
    newCmd.setCommandLine("cmd3");
    newCmd.getAttributes().putAll(ImmutableMap.of("attr1", "value1", "attr2", "value2", "attr3", "value3"));
    workspace.getConfig().getCommands().add(newCmd);
    // Update an existing command
    final CommandImpl command = workspace.getConfig().getCommands().get(0);
    command.setName("new-name");
    command.setType("new-type");
    command.setCommandLine("new-command-line");
    command.getAttributes().clear();
    // Add a new environment
    final EnvironmentRecipeImpl newRecipe = new EnvironmentRecipeImpl();
    newRecipe.setLocation("new-location");
    newRecipe.setType("new-type");
    newRecipe.setContentType("new-content-type");
    newRecipe.setContent("new-content");
    final ExtendedMachineImpl newMachine = new ExtendedMachineImpl();
    final ServerConf2Impl serverConf1 = new ServerConf2Impl("2265", "http", singletonMap("prop1", "val"));
    final ServerConf2Impl serverConf2 = new ServerConf2Impl("2266", "ftp", singletonMap("prop1", "val"));
    newMachine.setServers(ImmutableMap.of("ref1", serverConf1, "ref2", serverConf2));
    newMachine.setAgents(ImmutableList.of("agent5", "agent4"));
    newMachine.setAttributes(singletonMap("att1", "val"));
    final EnvironmentImpl newEnv = new EnvironmentImpl();
    newEnv.setMachines(ImmutableMap.of("new-machine", newMachine));
    newEnv.setRecipe(newRecipe);
    workspace.getConfig().getEnvironments().put("new-env", newEnv);
    // Update an existing environment
    final EnvironmentImpl defaultEnv = workspace.getConfig().getEnvironments().get(workspace.getConfig().getDefaultEnv());
    // Remove an existing machine config
    final List<String> machineNames = new ArrayList<>(defaultEnv.getMachines().keySet());
    // Update an existing machine
    final ExtendedMachineImpl existingMachine = defaultEnv.getMachines().get(machineNames.get(1));
    existingMachine.setAgents(asList("new-agent1", "new-agent2"));
    existingMachine.setAttributes(ImmutableMap.of("attr1", "value1", "attr2", "value2", "attr3", "value3"));
    existingMachine.getServers().clear();
    existingMachine.getServers().put("new-ref", new ServerConf2Impl("new-port", "new-protocol", ImmutableMap.of("prop1", "value")));
    defaultEnv.getMachines().remove(machineNames.get(0));
    defaultEnv.getRecipe().setContent("updated-content");
    defaultEnv.getRecipe().setContentType("updated-content-type");
    defaultEnv.getRecipe().setLocation("updated-location");
    defaultEnv.getRecipe().setType("updated-type");
    // Remove an existing environment
    final Optional<String> nonDefaultEnv = workspace.getConfig().getEnvironments().keySet().stream().filter(key -> !key.equals(workspace.getConfig().getDefaultEnv())).findAny();
    assertTrue(nonDefaultEnv.isPresent());
    workspace.getConfig().getEnvironments().remove(nonDefaultEnv.get());
    // Update workspace configuration
    final WorkspaceConfigImpl wCfg = workspace.getConfig();
    wCfg.setDefaultEnv("new-env");
    wCfg.setName("new-name");
    wCfg.setDescription("This is a new description");
    // Update workspace object
    workspace.setAccount(new AccountImpl("accId", "new-namespace", "test"));
    workspace.getAttributes().clear();
    workspaceDao.update(workspace);
    assertEquals(workspaceDao.get(workspace.getId()), new WorkspaceImpl(workspace, workspace.getAccount()));
}

Example 22 with Optional

use of java.util.Optional in project hbase by apache.

the class AsyncMetaTableAccessor method getTableState.

public static CompletableFuture<Optional<TableState>> getTableState(RawAsyncTable metaTable, TableName tableName) {
    CompletableFuture<Optional<TableState>> future = new CompletableFuture<>();
    Get get = new Get(tableName.getName()).addColumn(getTableFamily(), getStateColumn());
    long time = EnvironmentEdgeManager.currentTime();
    try {
        get.setTimeRange(0, time);
        metaTable.get(get).whenComplete((result, error) -> {
            if (error != null) {
                future.completeExceptionally(error);
                return;
            }
            try {
                future.complete(getTableState(result));
            } catch (IOException e) {
                future.completeExceptionally(e);
            }
        });
    } catch (IOException ioe) {
        future.completeExceptionally(ioe);
    }
    return future;
}

Example 23 with Optional

use of java.util.Optional in project cas by apereo.

the class AbstractCasWebflowConfigurer method createFlowVariable.

/**
     * Create flow variable flow variable.
     *
     * @param flow the flow
     * @param id   the id
     * @param type the type
     * @return the flow variable
     */
protected FlowVariable createFlowVariable(final Flow flow, final String id, final Class type) {
    final Optional<FlowVariable> opt = Arrays.stream(flow.getVariables()).filter(v -> v.getName().equalsIgnoreCase(id)).findFirst();
    if (opt.isPresent()) {
        return opt.get();
    }
    final FlowVariable flowVar = new FlowVariable(id, new BeanFactoryVariableValueFactory(type, applicationContext.getAutowireCapableBeanFactory()));
    flow.addVariable(flowVar);
    return flowVar;
}

Example 24 with Optional

use of java.util.Optional in project cryptomator by cryptomator.

the class SingleInstanceManager method getRemoteInstance.

/**
	 * Checks if there is a valid port at
	 * {@link Preferences#userNodeForPackage(Class)} for {@link Cryptomator} under the
	 * given applicationKey, tries to connect to the port at the loopback
	 * address and checks if the port identifies with the applicationKey.
	 * 
	 * @param applicationKey
	 *            key used to load the port and check the identity of the
	 *            connection.
	 * @return
	 */
public static Optional<RemoteInstance> getRemoteInstance(String applicationKey) {
    Optional<Integer> port = getSavedPort(applicationKey);
    if (!port.isPresent()) {
        return Optional.empty();
    }
    SocketChannel channel = null;
    boolean close = true;
    try {
        channel = SocketChannel.open();
        channel.configureBlocking(false);
        LOG.debug("connecting to instance {}", port.get());
        channel.connect(new InetSocketAddress(InetAddress.getLoopbackAddress(), port.get()));
        SocketChannel fChannel = channel;
        if (!TimeoutTask.attempt(t -> fChannel.finishConnect(), 1000, 10)) {
            return Optional.empty();
        }
        LOG.debug("connected to instance {}", port.get());
        final byte[] bytes = applicationKey.getBytes(StandardCharsets.UTF_8);
        ByteBuffer buf = ByteBuffer.allocate(bytes.length);
        tryFill(channel, buf, 1000);
        if (buf.hasRemaining()) {
            return Optional.empty();
        }
        buf.flip();
        for (int i = 0; i < bytes.length; i++) {
            if (buf.get() != bytes[i]) {
                return Optional.empty();
            }
        }
        close = false;
        return Optional.of(new RemoteInstance(channel));
    } catch (Exception e) {
        return Optional.empty();
    } finally {
        if (close) {
            IOUtils.closeQuietly(channel);
        }
    }
}

Example 25 with Optional

use of java.util.Optional in project buck by facebook.

the class GoTest method runTests.

@Override
public ImmutableList<Step> runTests(ExecutionContext executionContext, TestRunningOptions options, SourcePathResolver pathResolver, TestReportingCallback testReportingCallback) {
    Optional<Long> processTimeoutMs = testRuleTimeoutMs.isPresent() ? Optional.of(testRuleTimeoutMs.get() + PROCESS_TIMEOUT_EXTRA_MS) : Optional.empty();
    ImmutableList.Builder<String> args = ImmutableList.builder();
    args.addAll(testMain.getExecutableCommand().getCommandPrefix(pathResolver));
    args.add("-test.v");
    if (testRuleTimeoutMs.isPresent()) {
        args.add("-test.timeout", testRuleTimeoutMs.get() + "ms");
    }
    return ImmutableList.of(new MakeCleanDirectoryStep(getProjectFilesystem(), getPathToTestOutputDirectory()), new MakeCleanDirectoryStep(getProjectFilesystem(), getPathToTestWorkingDirectory()), new SymlinkTreeStep(getProjectFilesystem(), getPathToTestWorkingDirectory(), ImmutableMap.copyOf(FluentIterable.from(resources).transform(input -> Maps.immutableEntry(getProjectFilesystem().getPath(pathResolver.getSourcePathName(getBuildTarget(), input)), pathResolver.getAbsolutePath(input))))), new GoTestStep(getProjectFilesystem(), getPathToTestWorkingDirectory(), args.build(), testMain.getExecutableCommand().getEnvironment(pathResolver), getPathToTestExitCode(), processTimeoutMs, getPathToTestResults()));
}