Example usage for java.util Properties entrySet

List of usage examples for java.util Properties entrySet

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Introduction

In this page you can find the example usage for java.util Properties entrySet.

Prototype

@Override
    public Set<Map.Entry<Object, Object>> entrySet()

Source Link

Usage

From source file:com.alibaba.wasp.zookeeper.ZKConfig.java

/**
 * Parse ZooKeeper's zoo.cfg, injecting Wasp Configuration variables in.
 * This method is used for testing so we can pass our own InputStream.
 * @param conf WaspConfiguration to use for injecting variables.
 * @param inputStream InputStream to read from.
 * @return Properties parsed from config stream with variables substituted.
 * @throws java.io.IOException if anything goes wrong parsing config
 *//*from   w w w  . j  a  v  a2 s. co  m*/
public static Properties parseZooCfg(Configuration conf, InputStream inputStream) throws IOException {
    Properties properties = new Properties();
    try {
        properties.load(inputStream);
    } catch (IOException e) {
        final String msg = "fail to read properties from " + FConstants.ZOOKEEPER_CONFIG_NAME;
        LOG.fatal(msg);
        throw new IOException(msg, e);
    }
    for (Entry<Object, Object> entry : properties.entrySet()) {
        String value = entry.getValue().toString().trim();
        String key = entry.getKey().toString().trim();
        StringBuilder newValue = new StringBuilder();
        int varStart = value.indexOf(VARIABLE_START);
        int varEnd = 0;
        while (varStart != -1) {
            varEnd = value.indexOf(VARIABLE_END, varStart);
            if (varEnd == -1) {
                String msg = "variable at " + varStart + " has no end marker";
                LOG.fatal(msg);
                throw new IOException(msg);
            }
            String variable = value.substring(varStart + VARIABLE_START_LENGTH, varEnd);

            String substituteValue = System.getProperty(variable);
            if (substituteValue == null) {
                substituteValue = conf.get(variable);
            }
            if (substituteValue == null) {
                String msg = "variable " + variable + " not set in system property " + "or wasp configs";
                LOG.fatal(msg);
                throw new IOException(msg);
            }

            newValue.append(substituteValue);

            varEnd += VARIABLE_END_LENGTH;
            varStart = value.indexOf(VARIABLE_START, varEnd);
        }
        // Special case for 'wasp.cluster.distributed' property being 'true'
        if (key.startsWith("server.")) {
            boolean mode = conf.getBoolean(FConstants.CLUSTER_DISTRIBUTED,
                    FConstants.DEFAULT_CLUSTER_DISTRIBUTED);
            if (mode == FConstants.CLUSTER_IS_DISTRIBUTED && value.startsWith(FConstants.LOCALHOST)) {
                String msg = "The server in zoo.cfg cannot be set to localhost "
                        + "in a fully-distributed setup because it won't be reachable. "
                        + "See \"Getting Started\" for more information.";
                LOG.fatal(msg);
                throw new IOException(msg);
            }
        }
        newValue.append(value.substring(varEnd));
        properties.setProperty(key, newValue.toString());
    }
    return properties;
}

From source file:de.alpharogroup.resourcebundle.properties.PropertiesFileExtensions.java

/**
 * Gets the redundant keys in properties files from the given directory. The search is recursive
 * and finds all properties files. The result is a map with key the properties file and the
 * found redundant keys as a map.//w  w  w .j a  v a  2 s.c o  m
 *
 * @param dirToSearch
 *            the dir to search
 * @return the redundant keys
 * @throws IOException
 *             Signals that an I/O exception has occurred.
 */
public static Map<File, Map<String, List<String>>> getRedundantKeys(final File dirToSearch) throws IOException {
    final List<File> foundFiles = FileSearchExtensions.findAllFiles(dirToSearch,
            FileSearchExtensions.getSearchFilePattern("properties"));

    final Map<String, List<String>> linesMap = new LinkedHashMap<>();
    final Map<File, Map<String, List<String>>> fileMap = new LinkedHashMap<>();
    for (final File file : foundFiles) {
        final List<String> lines = PropertiesFileExtensions.removeComments(file);
        final Properties p = PropertiesFileExtensions.loadProperties(file);

        for (final Map.Entry<Object, Object> entry : p.entrySet()) {
            final String key = ((String) entry.getKey()).trim();
            for (final String line : lines) {
                if (line.startsWith(key)) {
                    final char nextChar = line.charAt(key.length());
                    // char[] anc = {nextChar};
                    // String nc = new String(anc);
                    if (nextChar == '.') {
                        continue;
                    } else if (nextChar == '=' || nextChar == ':' || nextChar == ' ') {
                        if (!linesMap.containsKey(key)) {
                            final List<String> dl = new ArrayList<>();
                            dl.add(line);
                            linesMap.put(key, dl);
                        } else {
                            final List<String> dl = linesMap.get(key);
                            dl.add(line);
                            linesMap.put(key, dl);
                        }
                    } else {
                        throw new RuntimeException("nextChar is '" + nextChar + "'");
                    }
                }
            }
        }

        final Map<String, List<String>> duplicateKeys = new LinkedHashMap<>();
        for (final Map.Entry<String, List<String>> entry : linesMap.entrySet()) {
            if (1 < entry.getValue().size()) {
                duplicateKeys.put(entry.getKey(), entry.getValue());
            }
        }
        if (0 < duplicateKeys.size()) {
            fileMap.put(file, duplicateKeys);
        }
    }
    return fileMap;
}

From source file:com.alibaba.wasp.zookeeper.ZKConfig.java

/**
 * Return the ZK Quorum servers string given zk properties returned by
 * makeZKProps// w  w  w .  ja  v  a2s  . co m
 * @param properties
 * @return Quorum servers String
 */
public static String getZKQuorumServersString(Properties properties) {
    String clientPort = null;
    List<String> servers = new ArrayList<String>();

    // The clientPort option may come after the server.X hosts, so we need to
    // grab everything and then create the final host:port comma separated list.
    boolean anyValid = false;
    for (Entry<Object, Object> property : properties.entrySet()) {
        String key = property.getKey().toString().trim();
        String value = property.getValue().toString().trim();
        if (key.equals("clientPort")) {
            clientPort = value;
        } else if (key.startsWith("server.")) {
            String host = value.substring(0, value.indexOf(':'));
            servers.add(host);
            try {
                //noinspection ResultOfMethodCallIgnored
                InetAddress.getByName(host);
                anyValid = true;
            } catch (UnknownHostException e) {
                LOG.warn(StringUtils.stringifyException(e));
            }
        }
    }

    if (!anyValid) {
        LOG.error("no valid quorum servers found in " + FConstants.ZOOKEEPER_CONFIG_NAME);
        return null;
    }

    if (clientPort == null) {
        LOG.error("no clientPort found in " + FConstants.ZOOKEEPER_CONFIG_NAME);
        return null;
    }

    if (servers.isEmpty()) {
        LOG.fatal("No server.X lines found in conf/zoo.cfg. Wasp must have a "
                + "ZooKeeper cluster configured for its operation.");
        return null;
    }

    StringBuilder hostPortBuilder = new StringBuilder();
    for (int i = 0; i < servers.size(); ++i) {
        String host = servers.get(i);
        if (i > 0) {
            hostPortBuilder.append(',');
        }
        hostPortBuilder.append(host);
        hostPortBuilder.append(':');
        hostPortBuilder.append(clientPort);
    }

    return hostPortBuilder.toString();
}

From source file:com.espertech.esper.core.EPServicesContextFactoryDefault.java

private static Map<String, Object> createPropertyTypes(Properties properties) {
    Map<String, Object> propertyTypes = new HashMap<String, Object>();
    for (Map.Entry entry : properties.entrySet()) {
        String property = (String) entry.getKey();
        String className = (String) entry.getValue();
        Class clazz = JavaClassHelper.getClassForSimpleName(className);
        if (clazz == null) {
            throw new ConfigurationException("The type '" + className + "' is not a recognized type");
        }/*from w  w w .  j a  v  a2  s.co  m*/
        propertyTypes.put(property, clazz);
    }
    return propertyTypes;
}

From source file:org.apache.falcon.lifecycle.engine.oozie.utils.OozieBuilderUtils.java

public static CONFIGURATION getCoordinatorConfig(Properties props) {
    CONFIGURATION conf = new CONFIGURATION();
    for (Map.Entry<Object, Object> prop : props.entrySet()) {
        CONFIGURATION.Property confProp = new CONFIGURATION.Property();
        confProp.setName((String) prop.getKey());
        confProp.setValue((String) prop.getValue());
        conf.getProperty().add(confProp);
    }//w  w  w  .j  ava 2s  .c o  m
    return conf;
}

From source file:org.apache.hadoop.hbase.zookeeper.ZKConfig.java

/**
 * Parse ZooKeeper's zoo.cfg, injecting HBase Configuration variables in.
 * This method is used for testing so we can pass our own InputStream.
 * @param conf HBaseConfiguration to use for injecting variables.
 * @param inputStream InputStream to read from.
 * @return Properties parsed from config stream with variables substituted.
 * @throws IOException if anything goes wrong parsing config
 * @deprecated in 0.96 onwards. HBase will no longer rely on zoo.cfg
 * availability./*from  ww  w  . j  a  v a2 s .co  m*/
 */
@Deprecated
public static Properties parseZooCfg(Configuration conf, InputStream inputStream) throws IOException {
    Properties properties = new Properties();
    try {
        properties.load(inputStream);
    } catch (IOException e) {
        final String msg = "fail to read properties from " + HConstants.ZOOKEEPER_CONFIG_NAME;
        LOG.fatal(msg);
        throw new IOException(msg, e);
    }
    for (Entry<Object, Object> entry : properties.entrySet()) {
        String value = entry.getValue().toString().trim();
        String key = entry.getKey().toString().trim();
        StringBuilder newValue = new StringBuilder();
        int varStart = value.indexOf(VARIABLE_START);
        int varEnd = 0;
        while (varStart != -1) {
            varEnd = value.indexOf(VARIABLE_END, varStart);
            if (varEnd == -1) {
                String msg = "variable at " + varStart + " has no end marker";
                LOG.fatal(msg);
                throw new IOException(msg);
            }
            String variable = value.substring(varStart + VARIABLE_START_LENGTH, varEnd);

            String substituteValue = System.getProperty(variable);
            if (substituteValue == null) {
                substituteValue = conf.get(variable);
            }
            if (substituteValue == null) {
                String msg = "variable " + variable + " not set in system property " + "or hbase configs";
                LOG.fatal(msg);
                throw new IOException(msg);
            }

            newValue.append(substituteValue);

            varEnd += VARIABLE_END_LENGTH;
            varStart = value.indexOf(VARIABLE_START, varEnd);
        }
        // Special case for 'hbase.cluster.distributed' property being 'true'
        if (key.startsWith("server.")) {
            boolean mode = conf.getBoolean(HConstants.CLUSTER_DISTRIBUTED,
                    HConstants.DEFAULT_CLUSTER_DISTRIBUTED);
            if (mode == HConstants.CLUSTER_IS_DISTRIBUTED && value.startsWith(HConstants.LOCALHOST)) {
                String msg = "The server in zoo.cfg cannot be set to localhost "
                        + "in a fully-distributed setup because it won't be reachable. "
                        + "See \"Getting Started\" for more information.";
                LOG.fatal(msg);
                throw new IOException(msg);
            }
        }
        newValue.append(value.substring(varEnd));
        properties.setProperty(key, newValue.toString());
    }
    return properties;
}

From source file:org.apache.hadoop.hbase.zookeeper.ZKConfig.java

/**
 * Return the ZK Quorum servers string given zk properties returned by
 * makeZKProps/* w  w  w .  j a v  a 2 s.c o m*/
 * @param properties
 * @return Quorum servers String
 */
public static String getZKQuorumServersString(Properties properties) {
    String clientPort = null;
    List<String> servers = new ArrayList<String>();

    // The clientPort option may come after the server.X hosts, so we need to
    // grab everything and then create the final host:port comma separated list.
    boolean anyValid = false;
    for (Entry<Object, Object> property : properties.entrySet()) {
        String key = property.getKey().toString().trim();
        String value = property.getValue().toString().trim();
        if (key.equals("clientPort")) {
            clientPort = value;
        } else if (key.startsWith("server.")) {
            String host = value.substring(0, value.indexOf(':'));
            servers.add(host);
            try {
                //noinspection ResultOfMethodCallIgnored
                InetAddress.getByName(host);
                anyValid = true;
            } catch (UnknownHostException e) {
                LOG.warn(StringUtils.stringifyException(e));
            }
        }
    }

    if (!anyValid) {
        LOG.error("no valid quorum servers found in " + HConstants.ZOOKEEPER_CONFIG_NAME);
        return null;
    }

    if (clientPort == null) {
        LOG.error("no clientPort found in " + HConstants.ZOOKEEPER_CONFIG_NAME);
        return null;
    }

    if (servers.isEmpty()) {
        LOG.fatal("No servers were found in provided ZooKeeper configuration. "
                + "HBase must have a ZooKeeper cluster configured for its "
                + "operation. Ensure that you've configured '" + HConstants.ZOOKEEPER_QUORUM + "' properly.");
        return null;
    }

    StringBuilder hostPortBuilder = new StringBuilder();
    for (int i = 0; i < servers.size(); ++i) {
        String host = servers.get(i);
        if (i > 0) {
            hostPortBuilder.append(',');
        }
        hostPortBuilder.append(host);
        hostPortBuilder.append(':');
        hostPortBuilder.append(clientPort);
    }

    return hostPortBuilder.toString();
}

From source file:gobblin.util.ConfigUtils.java

/**
 * Finds a list of properties whose keys are complete prefix of other keys. This function is
 * meant to be used during conversion from Properties to typesafe Config as the latter does not
 * support this scenario./*from w  w w .  j  a v  a2  s  .c  o  m*/
 * @param     properties      the Properties collection to inspect
 * @param     keyPrefix       an optional key prefix which limits which properties are inspected.
 * */
public static Set<String> findFullPrefixKeys(Properties properties, Optional<String> keyPrefix) {
    TreeSet<String> propNames = new TreeSet<>();
    for (Map.Entry<Object, Object> entry : properties.entrySet()) {
        String entryKey = entry.getKey().toString();
        if (StringUtils.startsWith(entryKey, keyPrefix.or(StringUtils.EMPTY))) {
            propNames.add(entryKey);
        }
    }

    Set<String> result = new HashSet<>();
    String lastKey = null;
    Iterator<String> sortedKeysIter = propNames.iterator();
    while (sortedKeysIter.hasNext()) {
        String propName = sortedKeysIter.next();
        if (null != lastKey && propName.startsWith(lastKey + ".")) {
            result.add(lastKey);
        }
        lastKey = propName;
    }

    return result;
}

From source file:org.apache.metron.integration.components.FluxTopologyComponent.java

private static TopologyDef loadYaml(String topologyName, File yamlFile, File templateFile,
        Properties properties) throws IOException {
    File tmpFile = File.createTempFile(topologyName, "props");
    tmpFile.deleteOnExit();//from   www .  ja v  a  2 s . c  o  m
    if (templateFile != null) {
        try (FileWriter propWriter = new FileWriter(tmpFile)) {
            String templateContents = FileUtils.readFileToString(templateFile);
            for (Map.Entry prop : properties.entrySet()) {
                String replacePattern = String.format("{{%s}}", prop.getKey());
                templateContents = templateContents.replaceAll(Pattern.quote(replacePattern),
                        (String) prop.getValue());
            }
            propWriter.write(templateContents);
            propWriter.flush();
            return FluxParser.parseFile(yamlFile.getAbsolutePath(), false, true, tmpFile.getAbsolutePath(),
                    false);
        }
    } else {
        try (FileWriter propWriter = new FileWriter(tmpFile)) {
            properties.store(propWriter, topologyName + " properties");
            return FluxParser.parseFile(yamlFile.getAbsolutePath(), false, true, tmpFile.getAbsolutePath(),
                    false);
        }
    }

}

From source file:org.apache.hadoop.hbase.zookeeper.HQuorumPeer.java

/**
 * Parse ZooKeeper's zoo.cfg, injecting HBase Configuration variables in.
 * This method is used for testing so we can pass our own InputStream.
 * @param conf HBaseConfiguration to use for injecting variables.
 * @param inputStream InputStream to read from.
 * @return Properties parsed from config stream with variables substituted.
 * @throws IOException if anything goes wrong parsing config
 *///from   www.  j  a  va  2 s  .  c o  m
public static Properties parseZooCfg(Configuration conf, InputStream inputStream) throws IOException {
    Properties properties = new Properties();
    try {
        properties.load(inputStream);
    } catch (IOException e) {
        final String msg = "fail to read properties from " + HConstants.ZOOKEEPER_CONFIG_NAME;
        LOG.fatal(msg);
        throw new IOException(msg, e);
    }
    for (Entry<Object, Object> entry : properties.entrySet()) {
        String value = entry.getValue().toString().trim();
        String key = entry.getKey().toString().trim();
        StringBuilder newValue = new StringBuilder();
        int varStart = value.indexOf(VARIABLE_START);
        int varEnd = 0;
        while (varStart != -1) {
            varEnd = value.indexOf(VARIABLE_END, varStart);
            if (varEnd == -1) {
                String msg = "variable at " + varStart + " has no end marker";
                LOG.fatal(msg);
                throw new IOException(msg);
            }
            String variable = value.substring(varStart + VARIABLE_START_LENGTH, varEnd);

            String substituteValue = System.getProperty(variable);
            if (substituteValue == null) {
                substituteValue = conf.get(variable);
            }
            if (substituteValue == null) {
                String msg = "variable " + variable + " not set in system property " + "or hbase configs";
                LOG.fatal(msg);
                throw new IOException(msg);
            }

            newValue.append(substituteValue);

            varEnd += VARIABLE_END_LENGTH;
            varStart = value.indexOf(VARIABLE_START, varEnd);
        }
        // Special case for 'hbase.cluster.distributed' property being 'true'
        if (key.startsWith("server.")) {
            if (conf.get(HConstants.CLUSTER_DISTRIBUTED).equals(HConstants.CLUSTER_IS_DISTRIBUTED)
                    && value.startsWith("localhost")) {
                String msg = "The server in zoo.cfg cannot be set to localhost "
                        + "in a fully-distributed setup because it won't be reachable. "
                        + "See \"Getting Started\" for more information.";
                LOG.fatal(msg);
                throw new IOException(msg);
            }
        }
        newValue.append(value.substring(varEnd));
        properties.setProperty(key, newValue.toString());
    }
    return properties;
}