Example usage for java.util Collections unmodifiableMap

Introduction

In this page you can find the example usage for java.util Collections unmodifiableMap.

Prototype

public static <K, V> Map<K, V> unmodifiableMap(Map<? extends K, ? extends V> m)

Source Link

Document

Returns an unmodifiable view of the specified map.

Usage

From source file:com.amazonaws.internal.config.InternalConfig.java

private <C extends Builder<T>, T> Map<String, T> merge(JsonIndex<C, T>[] defaults,
        JsonIndex<C, T>[] overrides) {
    Map<String, T> map = buildMap(defaults);
    Map<String, T> mapOverride = buildMap(overrides);
    map.putAll(mapOverride);//from  w ww.  j a v a  2  s. com
    return Collections.unmodifiableMap(map);
}

From source file:com.hurence.logisland.classloading.PluginLoader.java

public static Map<String, ClassLoader> getRegistry() {
    return Collections.unmodifiableMap(registry);
}

From source file:com.netflix.genie.agent.execution.services.impl.LaunchJobServiceImpl.java

/**
 * {@inheritDoc}//from ww  w  .  ja  v  a  2s. co m
 */
@Override
public void launchProcess(final File jobDirectory, final Map<String, String> environmentVariablesMap,
        final List<String> commandLine, final boolean interactive) throws JobLaunchException {

    if (!launched.compareAndSet(false, true)) {
        throw new IllegalStateException("Job already launched");
    }

    final ProcessBuilder processBuilder = new ProcessBuilder();

    // Validate job running directory
    if (jobDirectory == null) {
        throw new JobLaunchException("Job directory is null");
    } else if (!jobDirectory.exists()) {
        throw new JobLaunchException("Job directory does not exist: " + jobDirectory);
    } else if (!jobDirectory.isDirectory()) {
        throw new JobLaunchException("Job directory is not a directory: " + jobDirectory);
    } else if (!jobDirectory.canWrite()) {
        throw new JobLaunchException("Job directory is not writable: " + jobDirectory);
    }

    final Map<String, String> currentEnvironmentVariables = processBuilder.environment();

    if (environmentVariablesMap == null) {
        throw new JobLaunchException("Job environment variables map is null");
    }

    // Merge job environment variables into process inherited environment
    environmentVariablesMap.forEach((key, value) -> {
        final String replacedValue = currentEnvironmentVariables.put(key, value);
        if (StringUtils.isBlank(replacedValue)) {
            log.debug("Added job environment variable: {}={}", key, value);
        } else if (!replacedValue.equals(value)) {
            log.debug("Set job environment variable: {}={} (previous value: {})", key, value, replacedValue);
        }
    });

    // Validate arguments
    if (commandLine == null) {
        throw new JobLaunchException("Job command-line arguments is null");
    } else if (commandLine.isEmpty()) {
        throw new JobLaunchException("Job command-line arguments are empty");
    }

    // Configure arguments
    log.info("Job command-line: {}", Arrays.toString(commandLine.toArray()));

    final List<String> expandedCommandLine;
    try {
        expandedCommandLine = expandCommandLineVariables(commandLine,
                Collections.unmodifiableMap(currentEnvironmentVariables));
    } catch (final EnvUtils.VariableSubstitutionException e) {
        throw new JobLaunchException("Job command-line arguments variables could not be expanded");
    }

    if (!commandLine.equals(expandedCommandLine)) {
        log.info("Job command-line with variables expanded: {}",
                Arrays.toString(expandedCommandLine.toArray()));
    }

    processBuilder.command(expandedCommandLine);

    if (interactive) {
        processBuilder.inheritIO();
    } else {
        processBuilder.redirectError(PathUtils.jobStdErrPath(jobDirectory).toFile());
        processBuilder.redirectOutput(PathUtils.jobStdOutPath(jobDirectory).toFile());
    }

    if (killed.get()) {
        log.info("Job aborted, skipping launch");
    } else {
        log.info("Launching job");
        try {
            processReference.set(processBuilder.start());
        } catch (final IOException | SecurityException e) {
            throw new JobLaunchException("Failed to launch job: ", e);
        }
        log.info("Process launched (pid: {})", getPid(processReference.get()));
    }
}

From source file:ru.jts_dev.gameserver.parser.impl.SettingsHolder.java

/**
 * fills map with initial character equipment
 *
 * @param ctx - parsed context//from  w w  w.  j a v a2 s.c  om
 */
@Override
public final void exitInitial_equipment(final Initial_equipmentContext ctx) {
    for (final Character_equipmentContext cectx : ctx.character_equipment()) {
        final CharacterClass klass = cectx.klass;
        final Map<String, Integer> equipment = cectx.equipmentMap;

        initialEquipments.put(klass, Collections.unmodifiableMap(equipment));
    }
    super.exitInitial_equipment(ctx);
}

From source file:de.skuzzle.polly.http.internal.HttpEventImpl.java

@Override
public Map<String, String> parameterMap() {
    synchronized (this) {
        if (this.combinedParameters == null) {
            this.combinedParameters = new HashMap<>(this.get.size() + this.post.size() + this.cookies.size());

            this.combinedParameters.putAll(this.cookies);
            join(this.combinedParameters, this.get);
            join(this.combinedParameters, this.post);
            this.combinedParameters = Collections.unmodifiableMap(this.combinedParameters);
        }/*ww w.jav  a2  s  . co m*/
        return this.combinedParameters;
    }
}

From source file:com.opengamma.engine.view.compilation.CompiledViewDefinitionImpl.java

@Override
public Map<ValueSpecification, Set<ValueRequirement>> getTerminalValuesRequirements() {
    Map<ValueSpecification, Set<ValueRequirement>> allRequirements = new HashMap<ValueSpecification, Set<ValueRequirement>>();
    for (CompiledViewCalculationConfiguration compiledCalcConfig : getCompiledCalculationConfigurations()) {
        merge(allRequirements, compiledCalcConfig.getTerminalOutputSpecifications());
    }/* w  w  w.j a  v a2 s.c  om*/
    return Collections.unmodifiableMap(allRequirements);
}

From source file:com.opengamma.examples.livedata.ExampleLiveDataServer.java

/**
 * Gets the marketValues.//from   w w w  . j a  v  a 2  s  .co m
 * @return the marketValues
 */
public Map<String, FudgeMsg> getMarketValues() {
    return Collections.unmodifiableMap(_marketValues);
}

From source file:me.st28.flexseries.flexcore.player.uuid_tracker.PlayerUuidTracker.java

/**
 * @return an unmodifiable view of the name to UUID index map.
 *//* w  ww .  j a v a 2  s .  c o  m*/
public Map<String, UUID> getNamesToUuids() {
    return Collections.unmodifiableMap(namesToUuids);
}

From source file:com.sinosoft.one.mvc.web.portal.impl.WindowImpl.java

public Map<String, Object> getAttributes() {
    if (privateAttributes == null) {
        return Collections.emptyMap();
    } else {/*from   w  w  w  . j  a v a2 s.com*/
        return Collections.unmodifiableMap(privateAttributes);
    }
}