Example usage for org.apache.commons.configuration Configuration getKeys

List of usage examples for org.apache.commons.configuration Configuration getKeys

  1. HOME
  2. Java
  3. org.apache.commons
  4. org.apache.commons.configuration.*
  5. Configuration
  6. getKeys

Introduction

In this page you can find the example usage for org.apache.commons.configuration Configuration getKeys.

Prototype

Iterator getKeys();

Source Link

Document

Get the list of the keys contained in the configuration.

Usage

From source file:net.sf.zekr.common.config.ApplicationConfig.java

@SuppressWarnings("unchecked")
private void initSearchInfo() {
    try {/*from   w  ww. java 2  s .  co m*/
        logger.info("Load search info...");

        File usi = new File(ApplicationPath.USER_SEARCH_INFO);
        if (!usi.exists()) {
            logger.info("User search info does not exist at " + ApplicationPath.USER_SEARCH_INFO);
            logger.info(
                    "Will make user search info with default values at " + ApplicationPath.MAIN_SEARCH_INFO);
            String searchInfoFile = ApplicationPath.MAIN_SEARCH_INFO;
            try {
                logger.info("Save user search info file to " + ApplicationPath.USER_CONFIG);
                FileUtils.copyFile(new File(searchInfoFile), usi);

                logger.debug("Load " + searchInfoFile);
                FileInputStream fis = new FileInputStream(searchInfoFile);
                searchProps = ConfigUtils.loadConfig(fis, "UTF-8");
            } catch (Exception e) {
                logger.error("Error loading search info file " + searchInfoFile);
                logger.implicitLog(e);
            }
        } else {
            String searchInfoFile = ApplicationPath.USER_SEARCH_INFO;
            try {
                String ver = null;
                boolean error = false;
                try {
                    FileInputStream fis = new FileInputStream(searchInfoFile);
                    searchProps = ConfigUtils.loadConfig(fis, "UTF-8", ApplicationPath.CONFIG_DIR);
                    ver = searchProps.getString("search.version");
                } catch (Exception e) {
                    logger.error(String.format(
                            "Error loading user search info file %s."
                                    + " Will replace it with original search info file %s.",
                            searchInfoFile, ApplicationPath.MAIN_SEARCH_INFO), e);
                    error = true;
                }
                if (!GlobalConfig.ZEKR_VERSION.equals(ver) || error) {
                    searchInfoFile = ApplicationPath.USER_CONFIG;
                    searchProps = ConfigUtils.loadConfig(new FileInputStream(searchInfoFile), "UTF-8");
                    String newName = String.format("%s_%s", res.getString("config.searchInfo.file"),
                            String.format(ver == null ? "old" : ver));
                    logger.info(String.format(
                            "Migrate search info from version %s to %s. Will rename old file to %s.", ver,
                            GlobalConfig.ZEKR_VERSION, newName));
                    FileUtils.copyFile(usi, new File(usi.getParent(), newName));
                    FileUtils.copyFile(new File(ApplicationPath.MAIN_SEARCH_INFO), usi);
                }
            } catch (Exception e) {
                logger.error("Error loading search info file " + searchInfoFile);
                logger.implicitLog(e);
            }
        }

        searchInfo = new SearchInfo();
        Configuration stopWordConf = searchProps.subset("search.stopword");
        List<String> defaultStopWord = searchProps.getList("search.stopword");
        Configuration replacePatternConf = searchProps.subset("search.pattern.replace");
        List<String> defaultReplacePattern = searchProps.getList("search.pattern.replace");
        Configuration punctuationConf = searchProps.subset("search.pattern.punct");
        String defaultPunctuation = searchProps.getString("search.pattern.punct");
        Configuration diacriticsConf = searchProps.subset("search.pattern.diacr");
        String defaultDiacritics = searchProps.getString("search.pattern.diacr");
        Configuration letterConf = searchProps.subset("search.pattern.letter");

        searchInfo.setDefaultStopWord(defaultStopWord);
        for (Iterator<String> iterator = stopWordConf.getKeys(); iterator.hasNext();) {
            String langCode = iterator.next();
            if (langCode.length() <= 0) {
                continue;
            }
            logger.debug("\tAdd stop words for: " + langCode);
            searchInfo.addStopWord(langCode, stopWordConf.getList(langCode));
        }

        searchInfo.setDefaultReplacePattern(defaultReplacePattern);
        for (Iterator<String> iterator = replacePatternConf.getKeys(); iterator.hasNext();) {
            String langCode = iterator.next();
            if (langCode.length() <= 0) {
                continue;
            }
            logger.debug("\tAdd replace patterns for: " + langCode);
            searchInfo.addReplacePattern(langCode, replacePatternConf.getList(langCode));
        }

        if (defaultPunctuation != null) {
            searchInfo.setDefaultPunctuation(Pattern.compile(defaultPunctuation));
        }
        for (Iterator<String> iterator = punctuationConf.getKeys(); iterator.hasNext();) {
            String langCode = iterator.next();
            if (langCode.length() <= 0) {
                continue;
            }
            logger.debug("\tAdd punctuation pattern for: " + langCode);
            searchInfo.setPunctuation(langCode, Pattern.compile(punctuationConf.getString(langCode)));
        }

        if (defaultDiacritics != null) {
            searchInfo.setDefaultDiacritic(Pattern.compile(defaultDiacritics));
        }
        for (Iterator<String> iterator = diacriticsConf.getKeys(); iterator.hasNext();) {
            String langCode = iterator.next();
            if (langCode.length() <= 0) {
                continue;
            }
            logger.debug("\tAdd diacritics pattern for: " + langCode);
            searchInfo.setDiacritic(langCode, Pattern.compile(diacriticsConf.getString(langCode)));
        }

        for (Iterator<String> iterator = letterConf.getKeys(); iterator.hasNext();) {
            String langCode = iterator.next();
            if (langCode.length() <= 0) {
                continue;
            }
            logger.debug("\tAdd letters range pattern for: " + langCode);
            searchInfo.setLetter(langCode, Pattern.compile(letterConf.getString(langCode)));
        }
    } catch (Exception ex) {
        logger.error("Search info not initialized correctly because of the next error."
                + " Zekr, however, will be launched.");
        logger.implicitLog(ex);
    }
}

From source file:nl.tudelft.graphalytics.domain.NestedConfiguration.java

/**
 * Parses an external configuration and wraps its keys and values in a NestedConfiguration object.
 *
 * @param configuration the external configuration to read
 * @param sourceName    the name to give this "source" of properties
 * @return the parsed NestedConfiguration
 */// ww w .j av a 2s  .c o  m
public static NestedConfiguration fromExternalConfiguration(Configuration configuration, String sourceName) {
    Map<String, String> properties = new HashMap<>();
    for (Iterator<String> propertyKeys = configuration.getKeys(); propertyKeys.hasNext();) {
        String propertyKey = propertyKeys.next();
        properties.put(propertyKey, configuration.getString(propertyKey));
    }
    return new NestedConfiguration(properties, sourceName, null);
}

From source file:org.acmsl.queryj.ConfigurationQueryJCommandImpl.java

/**
 * Retrieves all keys.//w  w w  .  j  av a  2s . c om
 * @param configuration the {@link Configuration}.
 * @return such keys.
 */
@NotNull
protected Iterable<String> getKeys(@NotNull final Configuration configuration) {
    return new Iterable<String>() {
        /**
         * {@inheritDoc}
         */
        @Override
        public Iterator<String> iterator() {
            return configuration.getKeys();
        }
    };
}

From source file:org.acmsl.queryj.ConfigurationQueryJCommandImpl.java

/**
 * Returns a JSON representation of given {@link Configuration}.
 * @param conf the instance to represent.
 * @return the JSON string.//from   www  .  j av  a2  s  .co  m
 */
@SuppressWarnings("unused")
@NotNull
protected String confToString(@NotNull final Configuration conf) {
    @NotNull
    final StringBuilder result = new StringBuilder();

    @NotNull
    final Iterator<String> t_itKey = conf.getKeys();

    while (t_itKey.hasNext()) {
        @NotNull
        final String t_strKey = t_itKey.next();
        result.append(", \"");
        result.append(t_strKey);
        result.append("\": \"");
        result.append(conf.getProperty(t_strKey));
        result.append('"');
    }

    return result.toString();
}

From source file:org.ambraproject.action.debug.DebugInfoAction.java

/**
 * Returns a string with information about many of the ambra.* properties
 * in a Configuration.  Intended to be informational-only, not exhaustive.
 *///from   w  w  w  .j ava  2  s  . c  o m
private String dumpConfig(Configuration config) {
    StringBuilder result = new StringBuilder();
    Iterator iter = config.getKeys();
    while (iter.hasNext()) {
        String key = (String) iter.next();

        // Don't display the virtual journal stuff; it's long and not particularly useful.
        if (key.startsWith("ambra.") && !key.startsWith("ambra.virtualJournals.")) {
            Object value = config.getProperty(key);

            // Attempt to dereference other properties referred to by "${foo}" notation.
            if (value instanceof String) {
                String valueStr = (String) value;
                if (valueStr.startsWith("${")) {
                    String refKey = valueStr.substring(2, valueStr.length() - 1);
                    Object refValue = config.getProperty(refKey);
                    if (refValue != null) {
                        value = String.format("%s -> %s", valueStr, refValue);
                    }
                }
            }
            result.append(key).append(": ").append(value).append('\n');
        }
    }
    return result.toString();
}

From source file:org.apache.accumulo.core.client.impl.ClientContext.java

/**
 * A utility method for converting client configuration to a standard configuration object for use internally.
 *
 * @param config//w w  w.  j  a v a  2  s  .  c om
 *          the original {@link ClientConfiguration}
 * @return the client configuration presented in the form of an {@link AccumuloConfiguration}
 */
public static AccumuloConfiguration convertClientConfig(final Configuration config) {

    final AccumuloConfiguration defaults = DefaultConfiguration.getInstance();

    return new AccumuloConfiguration() {
        @Override
        public String get(Property property) {
            final String key = property.getKey();

            // Attempt to load sensitive properties from a CredentialProvider, if configured
            if (property.isSensitive()) {
                org.apache.hadoop.conf.Configuration hadoopConf = getHadoopConfiguration();
                if (null != hadoopConf) {
                    try {
                        char[] value = CredentialProviderFactoryShim.getValueFromCredentialProvider(hadoopConf,
                                key);
                        if (null != value) {
                            log.trace("Loaded sensitive value for {} from CredentialProvider", key);
                            return new String(value);
                        } else {
                            log.trace(
                                    "Tried to load sensitive value for {} from CredentialProvider, but none was found",
                                    key);
                        }
                    } catch (IOException e) {
                        log.warn(
                                "Failed to extract sensitive property ({}) from Hadoop CredentialProvider, falling back to base AccumuloConfiguration",
                                key, e);
                    }
                }
            }

            if (config.containsKey(key))
                return config.getString(key);
            else {
                // Reconstitute the server kerberos property from the client config
                if (Property.GENERAL_KERBEROS_PRINCIPAL == property) {
                    if (config.containsKey(ClientProperty.KERBEROS_SERVER_PRIMARY.getKey())) {
                        // Avoid providing a realm since we don't know what it is...
                        return config.getString(ClientProperty.KERBEROS_SERVER_PRIMARY.getKey()) + "/_HOST@"
                                + SaslConnectionParams.getDefaultRealm();
                    }
                }
                return defaults.get(property);
            }
        }

        @Override
        public void getProperties(Map<String, String> props, Predicate<String> filter) {
            defaults.getProperties(props, filter);

            Iterator<?> keyIter = config.getKeys();
            while (keyIter.hasNext()) {
                String key = keyIter.next().toString();
                if (filter.test(key))
                    props.put(key, config.getString(key));
            }

            // Two client props that don't exist on the server config. Client doesn't need to know about the Kerberos instance from the principle, but servers do
            // Automatically reconstruct the server property when converting a client config.
            if (props.containsKey(ClientProperty.KERBEROS_SERVER_PRIMARY.getKey())) {
                final String serverPrimary = props.remove(ClientProperty.KERBEROS_SERVER_PRIMARY.getKey());
                if (filter.test(Property.GENERAL_KERBEROS_PRINCIPAL.getKey())) {
                    // Use the _HOST expansion. It should be unnecessary in "client land".
                    props.put(Property.GENERAL_KERBEROS_PRINCIPAL.getKey(),
                            serverPrimary + "/_HOST@" + SaslConnectionParams.getDefaultRealm());
                }
            }

            // Attempt to load sensitive properties from a CredentialProvider, if configured
            org.apache.hadoop.conf.Configuration hadoopConf = getHadoopConfiguration();
            if (null != hadoopConf) {
                try {
                    for (String key : CredentialProviderFactoryShim.getKeys(hadoopConf)) {
                        if (!Property.isValidPropertyKey(key) || !Property.isSensitive(key)) {
                            continue;
                        }

                        if (filter.test(key)) {
                            char[] value = CredentialProviderFactoryShim
                                    .getValueFromCredentialProvider(hadoopConf, key);
                            if (null != value) {
                                props.put(key, new String(value));
                            }
                        }
                    }
                } catch (IOException e) {
                    log.warn(
                            "Failed to extract sensitive properties from Hadoop CredentialProvider, falling back to accumulo-site.xml",
                            e);
                }
            }
        }

        private org.apache.hadoop.conf.Configuration getHadoopConfiguration() {
            String credProviderPaths = config
                    .getString(Property.GENERAL_SECURITY_CREDENTIAL_PROVIDER_PATHS.getKey());
            if (null != credProviderPaths && !credProviderPaths.isEmpty()) {
                org.apache.hadoop.conf.Configuration hadoopConf = new org.apache.hadoop.conf.Configuration();
                hadoopConf.set(CredentialProviderFactoryShim.CREDENTIAL_PROVIDER_PATH, credProviderPaths);
                return hadoopConf;
            }

            log.trace("Did not find credential provider configuration in ClientConfiguration");

            return null;
        }
    };

}

From source file:org.apache.accumulo.core.client.impl.ServerConfigurationUtil.java

public static AccumuloConfiguration convertClientConfig(final AccumuloConfiguration base,
        final Configuration config) {

    return new AccumuloConfiguration() {
        @Override/*  w w w. j  av a 2 s  .c  o  m*/
        public String get(Property property) {
            if (config.containsKey(property.getKey()))
                return config.getString(property.getKey());
            else
                return base.get(property);
        }

        @Override
        public void getProperties(Map<String, String> props, PropertyFilter filter) {

            base.getProperties(props, filter);

            @SuppressWarnings("unchecked")
            Iterator<String> keyIter = config.getKeys();
            while (keyIter.hasNext()) {
                String key = keyIter.next();
                if (filter.accept(key))
                    props.put(key, config.getString(key));
            }
        }
    };

}

From source file:org.apache.atlas.ApplicationProperties.java

private static void logConfiguration(Configuration configuration) {
    if (LOG.isDebugEnabled()) {
        Iterator<String> keys = configuration.getKeys();
        LOG.debug("Configuration loaded:");
        while (keys.hasNext()) {
            String key = keys.next();
            LOG.debug("{} = {}", key, configuration.getProperty(key));
        }//from  w w  w  .ja  v a 2s.  c  om
    }
}

From source file:org.apache.atlas.repository.audit.HBaseBasedAuditRepository.java

/**
 * Converts atlas' application properties to hadoop conf
 * @return/*from  w w  w.ja  v  a 2s.com*/
 * @throws AtlasException
 * @param atlasConf
 */
public static org.apache.hadoop.conf.Configuration getHBaseConfiguration(Configuration atlasConf)
        throws AtlasException {
    Configuration subsetAtlasConf = ApplicationProperties.getSubsetConfiguration(atlasConf, CONFIG_PREFIX);
    org.apache.hadoop.conf.Configuration hbaseConf = HBaseConfiguration.create();
    Iterator<String> keys = subsetAtlasConf.getKeys();
    while (keys.hasNext()) {
        String key = keys.next();
        hbaseConf.set(key, subsetAtlasConf.getString(key));
    }
    return hbaseConf;
}

From source file:org.apache.bookkeeper.common.conf.ComponentConfiguration.java

protected void loadConf(Configuration loadedConf) {
    loadedConf.getKeys().forEachRemaining(fullKey -> {
        if (fullKey.startsWith(componentPrefix)) {
            String componentKey = fullKey.substring(componentPrefix.length());
            setProperty(componentKey, loadedConf.getProperty(fullKey));
        }/*from   w  w w.  j ava2  s. com*/
    });
}