Example usage for org.apache.solr.core CoreContainer getAllCoreNames

Introduction

In this page you can find the example usage for org.apache.solr.core CoreContainer getAllCoreNames.

Prototype

public Collection<String> getAllCoreNames() 

Source Link

Document

get a list of all the cores that are currently known, whether currently loaded or not

Usage

From source file:org.warcbase.index.IndexerReducer.java

License:Apache License

private void initEmbeddedServer(int slice) throws IOException {
    if (solrHome == null) {
        throw new IOException("Unable to find solr home setting");
    }//from  w w w .j a v  a2s.  c  om

    Path outputShardDir = new Path(fs.getHomeDirectory() + "/" + outputDir, SHARD_PREFIX + slice);

    LOG.info("Creating embedded Solr server with solrHomeDir: " + solrHome + ", fs: " + fs
            + ", outputShardDir: " + outputShardDir);

    Path solrDataDir = new Path(outputShardDir, "data");
    if (!fs.exists(solrDataDir) && !fs.mkdirs(solrDataDir)) {
        throw new IOException("Unable to create " + solrDataDir);
    }

    String dataDirStr = solrDataDir.toUri().toString();
    LOG.info("Attempting to set data dir to: " + dataDirStr);

    System.setProperty("solr.data.dir", dataDirStr);
    System.setProperty("solr.home", solrHome.toString());
    System.setProperty("solr.solr.home", solrHome.toString());
    System.setProperty("solr.hdfs.home", outputDir.toString());
    System.setProperty("solr.directoryFactory", HdfsDirectoryFactory.class.getName());
    System.setProperty("solr.lock.type", "hdfs");
    System.setProperty("solr.hdfs.nrtcachingdirectory", "false");
    System.setProperty("solr.hdfs.blockcache.enabled", "true");
    System.setProperty("solr.hdfs.blockcache.write.enabled", "false");
    System.setProperty("solr.autoCommit.maxTime", "600000");
    System.setProperty("solr.autoSoftCommit.maxTime", "-1");

    LOG.info("Loading the container...");
    CoreContainer container = new CoreContainer();
    container.load();
    for (String s : container.getAllCoreNames()) {
        LOG.warn("Got core name: " + s);
    }
    String coreName = "";
    if (container.getCoreNames().size() > 0) {
        coreName = container.getCoreNames().iterator().next();
    }

    LOG.error("Now firing up the server...");
    solrServer = new EmbeddedSolrServer(container, coreName);
    LOG.error("Server started successfully!");
}

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