Example usage for org.apache.cassandra.config ConfigurationLoader loadConfig

Introduction

In this page you can find the example usage for org.apache.cassandra.config ConfigurationLoader loadConfig.

Prototype

Config loadConfig() throws ConfigurationException;

Source Link

Document

Loads a Config object to use to configure a node.

Usage

From source file:com.tuplejump.stargate.cassandra.CassandraUtils.java

License:Apache License

static void loadYaml() throws ConfigurationException, IOException {
    URL url = CassandraUtils.getStorageConfigURL();
    logger.info("Loading settings from " + url);
    String loaderClass = System.getProperty("cassandra.config.loader");
    ConfigurationLoader loader = loaderClass == null ? new YamlConfigurationLoader()
            : FBUtilities.<ConfigurationLoader>construct(loaderClass, "configuration loading");
    conf = loader.loadConfig();
    logger.info("Data files directories: " + Arrays.toString(conf.data_file_directories));
}

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From source file:org.jesterj.ingest.logging.Cassandra.java

License:Apache License

public static void start(File cassandraDir) {

    System.out.println("Booting to run cassandra");
    try {//from   ww  w.  j  av  a2  s . c o m
        if (!cassandraDir.exists() && !cassandraDir.mkdirs()) {
            throw new RuntimeException("could not create" + cassandraDir);
        }
        File yaml = new File(cassandraDir, "cassandra.yaml");
        System.setProperty("cassandra.config", yaml.toURI().toString());
        if (!yaml.exists()) {
            CassandraConfig cfg = new CassandraConfig(cassandraDir.getCanonicalPath());
            cfg.guessIp();
            listenAddress = cfg.getListen_address();
            String cfgStr = new Yaml().dumpAsMap(cfg);
            Files.write(yaml.toPath(), cfgStr.getBytes(), StandardOpenOption.CREATE);
        } else {
            ConfigurationLoader cl = new YamlConfigurationLoader();
            Config conf = cl.loadConfig();
            listenAddress = conf.listen_address;
        }
    } catch (IOException | ConfigurationException e) {
        e.printStackTrace();
    }
    cassandra = new CassandraDaemon();
    try {
        // keep cassandra from clobering system.out and sytem.err
        System.setProperty("cassandra-foreground", "true");
        cassandra.activate();
    } catch (Exception e) {
        e.printStackTrace();
    }

    synchronized (finalBootActions) {
        while (finalBootActions.peek() != null) {
            finalBootActions.remove().run();
        }
        booting = false;
    }
    System.out.println("Cassandra booted");
}

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