Example usage for java.lang String join

Introduction

In this page you can find the example usage for java.lang String join.

Prototype

public static String join(CharSequence delimiter, Iterable<? extends CharSequence> elements)

Source Link

Document

Returns a new String composed of copies of the CharSequence elements joined together with a copy of the specified delimiter .

Usage

From source file:org.eclipse.hono.service.metric.Metrics.java

/**
 * Merge the given address parts as a full string, separated by '.'.
 * @param parts The address parts//from  www.j  a va2s  . co m
 * @return The full address, separated by points
 */
protected String mergeAsMetric(final String... parts) {
    return String.join(".", parts);
}

From source file:io.github.retz.protocol.data.Application.java

@Override
public String toString() {
    String maybeUser = "";
    if (user.isPresent()) {
        maybeUser = "user=" + user.get();
    }/*from   w w w . j a  va 2 s.c  o  m*/
    String enabledStr = "";
    if (!enabled) {
        enabledStr = "(disabled)";
    }
    return String.format("Application%s name=%s: owner=%s %s container=%s: files=%s/%s", enabledStr, getAppid(),
            owner, maybeUser, container().getClass().getSimpleName(), String.join(",", getFiles()),
            String.join(",", getLargeFiles()));
}

From source file:net.sf.jabref.sql.SQLUtil.java

/**
 * Generates DML specifying table columns and their datatypes. The output of this routine should be used within a
 * CREATE TABLE statement./*from  w w  w  .  j  a  va  2s .  c om*/
 *
 * @param fields   Contains unique field names
 * @param datatype Specifies the SQL data type that the fields should take on.
 * @return The SQL code to be included in a CREATE TABLE statement.
 */
public static String fieldsAsCols(List<String> fields, String datatype) {
    List<String> newFields = new ArrayList<>();
    for (String field1 : fields) {
        StringBuilder field = new StringBuilder(field1);
        if (SQLUtil.RESERVED_DB_WORDS.contains(field.toString())) {
            field.append('_');
        }
        field.append(datatype);
        newFields.add(field.toString());
    }
    return String.join(", ", newFields);
}

From source file:com.netflix.spinnaker.halyard.deploy.spinnaker.v1.service.local.debian.LocalDebianServiceProvider.java

@Override
public RemoteAction clean(DeploymentDetails details, SpinnakerRuntimeSettings runtimeSettings) {
    String uninstallArtifacts = String.join("\n",
            getServices().stream().filter(s -> s != null && runtimeSettings.getServiceSettings(s).getEnabled())
                    .map(s -> ((LocalDebianService) s).uninstallArtifactCommand())
                    .collect(Collectors.toList()));

    Map<String, String> bindings = new HashMap<>();
    TemplatedResource resource = new JarResource("/debian/uninstall.sh");
    bindings.put("uninstall-artifacts", uninstallArtifacts);

    return new RemoteAction().setScript(resource.setBindings(bindings).toString()).setAutoRun(true)
            .setScriptDescription("This script apt-get purges all spinnaker components & deletes their config");
}

From source file:io.github.retz.executor.FileManager.java

private static void fetchHDFSFile(String file, String dest) throws IOException {
    LOG.debug("Downloading {} to {} as HDFS file", file, dest);
    // TODO: make 'hadoop' command arbitrarily specifiable, but given that mesos-agent (slave) can fetch hdfs:// files, it should be also available, too
    String[] hadoopCmd = { "hadoop", "fs", "-copyToLocal", file, dest };
    LOG.debug("Command: {}", String.join(" ", hadoopCmd));
    ProcessBuilder pb = new ProcessBuilder();
    pb.command(hadoopCmd).inheritIO();/*  w  ww.j  av a 2 s. com*/

    Process p = pb.start();
    while (true) {
        try {
            int result = p.waitFor();
            if (result != 0) {
                LOG.error("Downloading {} failed: {}", file, result);
            } else {
                LOG.info("Download finished: {}", file);
            }
            return;
        } catch (InterruptedException e) {
            LOG.error("Download process interrupted: {}", e.getMessage()); // TODO: debug?
        }
    }
}

From source file:sample.fa.ScriptRunnerApplication.java

void createGUI() {
    Box buttonBox = Box.createHorizontalBox();

    JButton loadButton = new JButton("Load");
    loadButton.addActionListener(this::loadScript);
    buttonBox.add(loadButton);/*from  w w w .jav a2  s . c o m*/

    JButton saveButton = new JButton("Save");
    saveButton.addActionListener(this::saveScript);
    buttonBox.add(saveButton);

    JButton executeButton = new JButton("Execute");
    executeButton.addActionListener(this::executeScript);
    buttonBox.add(executeButton);

    languagesModel = new DefaultComboBoxModel();

    ScriptEngineManager sem = new ScriptEngineManager();
    for (ScriptEngineFactory sef : sem.getEngineFactories()) {
        languagesModel.addElement(sef.getScriptEngine());
    }

    JComboBox<ScriptEngine> languagesCombo = new JComboBox<>(languagesModel);
    JLabel languageLabel = new JLabel();
    languagesCombo.setRenderer((JList<? extends ScriptEngine> list, ScriptEngine se, int index,
            boolean isSelected, boolean cellHasFocus) -> {
        ScriptEngineFactory sef = se.getFactory();
        languageLabel.setText(sef.getEngineName() + " - " + sef.getLanguageName() + " (*."
                + String.join(", *.", sef.getExtensions()) + ")");
        return languageLabel;
    });
    buttonBox.add(Box.createHorizontalGlue());
    buttonBox.add(languagesCombo);

    scriptContents = new JTextArea();
    scriptContents.setRows(8);
    scriptContents.setColumns(40);

    scriptResults = new JTextArea();
    scriptResults.setEditable(false);
    scriptResults.setRows(8);
    scriptResults.setColumns(40);

    JSplitPane jsp = new JSplitPane(JSplitPane.VERTICAL_SPLIT, scriptContents, scriptResults);

    JFrame frame = new JFrame("Script Runner");
    frame.add(buttonBox, BorderLayout.NORTH);
    frame.add(jsp, BorderLayout.CENTER);

    frame.pack();
    frame.addWindowListener(new WindowAdapter() {
        @Override
        public void windowClosing(WindowEvent e) {
            System.exit(0);
        }
    });
    frame.setVisible(true);
}

From source file:de.uni_freiburg.informatik.ultimate.licence_manager.Main.java

private static CommandLine parseArguments(final String[] args, final Options cliOptions) {
    final CommandLineParser cliParser = new DefaultParser();
    try {/*  w ww  .  j a  v  a2  s . com*/
        final CommandLine cmds = cliParser.parse(cliOptions, args);
        if (!cmds.getArgList().isEmpty()) {
            System.err.print("Superfluous arguments: " + String.join(",", cmds.getArgList()));
            return null;
        }
        return cmds;
    } catch (ParseException e) {
        System.err.println("Exception while parsing command line arguments: " + e.getMessage());
        printHelp(cliOptions);
        return null;
    }
}

From source file:com.netflix.spinnaker.halyard.deploy.spinnaker.v1.service.bake.debian.BakeDebianServiceProvider.java

@Override
public String getInstallCommand(GenerateService.ResolvedConfiguration resolvedConfiguration,
        Map<String, String> installCommands, String startupCommand) {
    Map<String, String> bindings = new HashMap<>();
    List<String> serviceNames = new ArrayList<>(installCommands.keySet());
    List<String> upstartNames = getPrioritizedBakeableServices(serviceNames).stream()
            .filter(i -> resolvedConfiguration.getServiceSettings(i.getService()).getEnabled())
            .map(i -> ((BakeDebianService) i).getUpstartServiceName()).filter(Objects::nonNull)
            .collect(Collectors.toList());
    List<String> serviceInstalls = serviceNames.stream().map(installCommands::get).collect(Collectors.toList());

    TemplatedResource resource = new JarResource("/debian/init.sh");
    bindings.put("services", Strings.join(upstartNames, " "));
    String upstartInit = resource.setBindings(bindings).toString();

    resource = new JarResource("/debian/pre-bake.sh");
    bindings = new HashMap<>();
    bindings.put("debian-repository", artifactSources.getDebianRepository());
    bindings.put("install-commands", String.join("\n", serviceInstalls));
    bindings.put("upstart-init", upstartInit);
    bindings.put("startup-file", Paths.get(startupScriptPath, "startup.sh").toString());
    bindings.put("startup-command", startupCommand);

    return resource.setBindings(bindings).toString();
}

From source file:ch.icclab.cyclops.persistence.orm.InstanceORM.java

private String getListAsString(Collection col) {
    List<String> list = new ArrayList<>();
    col.stream().forEach(elt -> list.add(elt.toString()));
    return String.join(",", list);
}

From source file:com.github.cc007.headsplacer.commands.HeadsPlacerCommand.java

private boolean search(Player player, String[] args) {
    if (args.length < 2) {
        player.sendMessage(ChatColor.RED
                + "You need to specify a head! Use: /heads (search|searchfirst|searchatindex <index>) <head name>");
        return false;
    }/*  w  ww .j  av  a 2  s.  co m*/

    String[] searchArgs = new String[args.length - 1];
    System.arraycopy(args, 1, searchArgs, 0, searchArgs.length);

    player.sendMessage(ChatColor.GREEN + "Placing heads...");
    try {
        List<ItemStack> heads = HeadCreator
                .getItemStacks(plugin.getHeadsUtils().getHeads(String.join(" ", searchArgs)));
        for (int i = 0; i < heads.size(); i++) {
            ItemStack head = heads.get(i);
            placeHeadAndGetInv(head, player, i);
        }
        player.sendMessage(ChatColor.GREEN + "Heads placed.");
        return true;
    } catch (NullPointerException ex) {
        player.sendMessage(ChatColor.RED + "No heads found!");
        return false;
    }
}