Example usage for java.lang System getenv

List of usage examples for java.lang System getenv

  1. HOME
  2. Java
  3. java
  4. java.lang.*
  5. System
  6. getenv

Introduction

In this page you can find the example usage for java.lang System getenv.

Prototype

public static java.util.Map<String, String> getenv()

Source Link

Document

Returns an unmodifiable string map view of the current system environment.

Usage

From source file:org.workspace7.moviestore.controller.HomeController.java

@GetMapping("/")
public ModelAndView home(ModelAndView modelAndView, HttpServletRequest request) {

    final String hostname = System.getenv().getOrDefault("HOSTNAME", "unknown");
    log.info("Request served by HOST {} ", hostname);

    HttpSession session = request.getSession(false);

    List<Movie> movies = movieDBHelper.getAll();

    List<MovieCartItem> movieList = movies.stream()
            .map((Movie movie) -> MovieCartItem.builder().movie(movie).quantity(1).total(0).build())
            .collect(Collectors.toList());

    if (session != null) {
        AdvancedCache<String, Object> sessionCache = (AdvancedCache<String, Object>) cacheManager
                .getCache("moviestore-sessions-cache").getNativeCache();

        Optional<MapSession> mapSession = Optional.ofNullable((MapSession) sessionCache.get(session.getId()));

        log.info("Session already exists, retrieving values from session {}", mapSession);

        int cartCount = 0;

        if (mapSession.isPresent()) {

            MovieCart movieCart = mapSession.get().getAttribute(ShoppingCartController.SESSION_ATTR_MOVIE_CART);

            if (movieCart != null) {

                log.info("Movie Cart:{} for session id:{}", movieCart, session.getId());

                final Map<String, Integer> movieItems = movieCart.getMovieItems();

                movieList = movieList.stream().map(movieCartItem -> {
                    Movie movie = movieCartItem.getMovie();
                    String movieId = movie.getId();
                    if (movieItems.containsKey(movieId)) {
                        int quantity = movieItems.get(movieId);
                        movieCartItem.setQuantity(quantity);
                    } else {
                        movieCartItem.setQuantity(1);
                    }//from w  w  w . j a v  a  2 s.c o  m
                    return movieCartItem;

                }).collect(Collectors.toList());

                cartCount = movieItems.size();
            }
        }
        modelAndView.addObject("cartCount", cartCount);
        modelAndView.addObject("movies", movieList);
    } else {
        log.info("New Session");
        modelAndView.addObject("movies", movieList);
    }
    modelAndView.setViewName("home");
    modelAndView.addObject("hostname", hostname);
    return modelAndView;
}

From source file:com.google.mr4c.hadoop.HadoopUtils.java

/**
  * @param varMap apply environment variable values from this map
  * @param vars apply existing values of these environment variables
*//* w  ww  .  jav  a  2 s  .co  m*/
public static void applyEnvironmentVariables(JobConf conf, Map<String, String> varMap, List<String> vars) {
    Map<String, String> allMap = new HashMap<String, String>(System.getenv());
    allMap.keySet().retainAll(vars); // only the env we wanted
    allMap.putAll(varMap);
    List<String> assigns = new ArrayList<String>();
    for (String var : allMap.keySet()) {
        String val = allMap.get(var);
        if (!StringUtils.isEmpty(val)) {
            assigns.add(var + "=" + val);
        }
    }
    String value = StringUtils.join(assigns, ", ");
    conf.set(JobConf.MAPRED_MAP_TASK_ENV, value);
    conf.set(JobConf.MAPRED_REDUCE_TASK_ENV, value);
}

From source file:com.cloudera.sqoop.util.Executor.java

/**
 * @return An array formatted correctly for use as an envp based on the
 * current environment for this program.
 *//*from  w w  w  .j  a v a2s  .  c  o m*/
public static List<String> getCurEnvpStrings() {
    Map<String, String> curEnv = System.getenv();
    ArrayList<String> array = new ArrayList<String>();

    if (null == curEnv) {
        return null;
    }

    for (Map.Entry<String, String> entry : curEnv.entrySet()) {
        array.add(entry.getKey() + "=" + entry.getValue());
    }

    return array;
}

From source file:com.github.fedorchuck.webstore.config.DataConfig.java

@Autowired
public void setResourceLoader(ResourceLoader resourceLoader) {
    this.resourceLoader = resourceLoader;
    Map<String, String> env = System.getenv();

    if (env.get("DATABASE_URL") != null) {
        getConfigEnv(env);//  w ww  .ja  va  2s  .co m
    } else {
        getConfig();
        readConfig();
    }
}

From source file:org.example.SimpleRestClientTestCase.java

@Deployment(testable = false)
public static WebArchive create() {
    boolean isNotJBoss = !"jbossas7".equals(System.getenv().get("arquillian.target"));

    if (isNotJBoss) {
        return ShrinkWrap.create(WebArchive.class).addAsLibraries(resolveDependencies())
                .addClasses(Customer.class, CustomerResource.class, CustomerResourceImpl.class,
                        JaxRsActivator.class)
                .addAsWebInfResource(EmptyAsset.INSTANCE, "beans.xml").setWebXML("in-container-web.xml");
    } else {/*from  w ww  . java  2 s.c  om*/
        return ShrinkWrap
                .create(WebArchive.class).addClasses(Customer.class, CustomerResource.class,
                        CustomerResourceImpl.class, JaxRsActivator.class)
                .addAsWebInfResource(EmptyAsset.INSTANCE, "beans.xml");
    }
}

From source file:com.redhat.developers.msa.ola.OlaController.java

@CrossOrigin
@RequestMapping(method = RequestMethod.GET, value = "/ola", produces = "text/plain")
@ApiOperation("Returns the greeting in Portuguese")
public String ola() {
    String hostname = System.getenv().getOrDefault("HOSTNAME", "Unknown");
    return String.format("Ol de %s", hostname);
}

From source file:org.focusns.service.env.impl.EnvironmentServiceImpl.java

protected Environment lookupJava() {
    if (envJava == null) {
        Properties props = System.getProperties();
        Map<String, String> env = System.getenv();
        ///* w w w  .j  ava 2 s . c  o m*/
        envJava = new EnvironmentJava();
        envJava.setJavaVendor(props.getProperty("java.vendor"));
        envJava.setJavaVersion(props.getProperty("java.version"));
        envJava.setJavaHome(env.get("JAVA_HOME"));
        envJava.setJavaOptions(env.get("JAVA_OPTS"));
        envJava.setJavaClassPath(props.getProperty("java.class.path"));
        envJava.setJavaLibraryPath(props.getProperty("java.library.path"));
        envJava.setJavaRuntimeName(props.getProperty("java.runtime.name"));
        envJava.setJavaRuntimeVersion(props.getProperty("java.runtime.version"));
        //
        envJava.setJavaVMName(props.getProperty("java.vm.name"));
        envJava.setJavaVMVendor(props.getProperty("java.vm.vendor"));
        envJava.setJavaVMVersion(props.getProperty("java.vm.version"));
        envJava.setJavaVMInfo(props.getProperty("java.vm.info"));
    }
    //
    return envJava;
}

From source file:net.lmxm.ute.configuration.ConfigurationInterpolator.java

/**
 * Generate property maps.//w ww.  ja  v  a  2 s  .c  o m
 * 
 * @param configuration the configuration
 * @return the map
 */
private static Map<PropertyType, String[]> generatePropertyMaps(final Configuration configuration) {
    final String prefix = "generatePropertyMaps() :";

    LOGGER.debug("{} entered, configuration={}", prefix, configuration);

    final List<String> propertyNames = new ArrayList<String>();
    final List<String> propertyValues = new ArrayList<String>();

    for (final Preference preference : configuration.getPreferences()) {
        propertyNames.add("${pref." + preference.getId() + "}");
        propertyValues.add(StringUtils.trimToEmpty(preference.getValue()));
    }

    for (final Property property : configuration.getProperties()) {
        propertyNames.add("${" + property.getId() + "}");
        propertyValues.add(StringUtils.trimToEmpty(property.getValue()));
    }

    for (final Entry<String, String> entry : System.getenv().entrySet()) {
        propertyNames.add("${env." + entry.getKey() + "}");
        propertyValues.add(StringUtils.trimToEmpty(entry.getValue()));
    }

    final Map<PropertyType, String[]> propertyMaps = new HashMap<PropertyType, String[]>();

    propertyMaps.put(PropertyType.NAME, propertyNames.toArray(new String[0]));
    propertyMaps.put(PropertyType.VALUE, propertyValues.toArray(new String[0]));

    LOGGER.debug("{} returning {}", prefix, propertyMaps);

    return propertyMaps;
}

From source file:org.sonar.runner.Main.java

public static void main(String[] args) {
    //Jenkins' user build vars plugin must be set.
    String buildUserId = (String) System.getenv().get("BUILD_USER_ID");
    if (buildUserId == null || buildUserId.length() == 0) {
        buildUserId = DEFAULT_BUILD_USERID;
    }//www . jav a  2  s . com
    System.setProperty("build.user.id", buildUserId);

    Cli cli = new Cli().parse(args);
    Main main = new Main(new Exit(), cli, new Conf(cli), new RunnerFactory());
    main.execute();
}

From source file:org.smigo.config.WebAppInitializer.java

@Override
protected void beforeSpringSecurityFilterChain(ServletContext servletContext) {
    super.beforeSpringSecurityFilterChain(servletContext);
    log.info("Starting servlet context");
    log.info("contextName: " + servletContext.getServletContextName());
    log.info("contextPath:" + servletContext.getContextPath());
    log.info("effectiveMajorVersion:" + servletContext.getEffectiveMajorVersion());
    log.info("effectiveMinorVersion:" + servletContext.getEffectiveMinorVersion());
    log.info("majorVersion:" + servletContext.getMajorVersion());
    log.info("minorVersion:" + servletContext.getMinorVersion());
    log.info("serverInfo:" + servletContext.getServerInfo());
    //               ", virtualServerName:" + servletContext.getVirtualServerName() +
    log.info("toString:" + servletContext.toString());

    for (Enumeration<String> e = servletContext.getAttributeNames(); e.hasMoreElements();) {
        log.info("Attribute:" + e.nextElement());
    }//from ww  w  . ja v a  2  s.c o m
    for (Map.Entry<String, String> env : System.getenv().entrySet()) {
        log.info("System env:" + env.toString());
    }
    for (Map.Entry<Object, Object> prop : System.getProperties().entrySet()) {
        log.info("System prop:" + prop.toString());
    }

    final String profile = System.getProperty("smigoProfile", EnvironmentProfile.PRODUCTION);
    log.info("Starting with profile " + profile);

    WebApplicationContext context = new AnnotationConfigWebApplicationContext() {
        {
            register(WebConfiguration.class);
            setDisplayName("SomeRandomName");
            getEnvironment().setActiveProfiles(profile);
        }
    };

    FilterRegistration.Dynamic characterEncodingFilter = servletContext.addFilter("CharacterEncodingFilter",
            new CharacterEncodingFilter());
    characterEncodingFilter.setInitParameter("encoding", "UTF-8");
    characterEncodingFilter.setInitParameter("forceEncoding", "true");
    characterEncodingFilter.addMappingForUrlPatterns(null, false, "/*");

    servletContext.addListener(new RequestContextListener());
    servletContext.addListener(new ContextLoaderListener(context));

    //http://stackoverflow.com/questions/4811877/share-session-data-between-2-subdomains
    //        servletContext.getSessionCookieConfig().setDomain(getDomain());

    DispatcherServlet dispatcherServlet = new DispatcherServlet(context);
    dispatcherServlet.setThrowExceptionIfNoHandlerFound(false);
    servletContext.addServlet("dispatcher", dispatcherServlet).addMapping("/");
}