Example usage for org.apache.solr.core DirectoryFactory LOCK_TYPE_HDFS

Introduction

In this page you can find the example usage for org.apache.solr.core DirectoryFactory LOCK_TYPE_HDFS.

Prototype

String LOCK_TYPE_HDFS

To view the source code for org.apache.solr.core DirectoryFactory LOCK_TYPE_HDFS.

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Usage

From source file:com.ngdata.hbaseindexer.mr.TestUtils.java

License:Apache License

private static EmbeddedSolrServer createEmbeddedSolrServer(File solrHomeDir, FileSystem fs, Path outputShardDir)
        throws IOException {

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

    // copy solrHomeDir to ensure it isn't modified across multiple unit tests or multiple EmbeddedSolrServer instances
    File tmpDir = Files.createTempDir();
    tmpDir.deleteOnExit();//from  w w  w .  ja  v a 2  s .co m
    FileUtils.copyDirectory(solrHomeDir, tmpDir);
    solrHomeDir = tmpDir;

    Path solrDataDir = new Path(outputShardDir, "data");

    String dataDirStr = solrDataDir.toUri().toString();

    SolrResourceLoader loader = new SolrResourceLoader(Paths.get(solrHomeDir.toString()), null, null);

    LOG.info(String.format(Locale.ENGLISH,
            "Constructed instance information solr.home %s (%s), instance dir %s, conf dir %s, writing index to solr.data.dir %s, with permdir %s",
            solrHomeDir, solrHomeDir.toURI(), loader.getInstancePath(), loader.getConfigDir(), dataDirStr,
            outputShardDir));

    // TODO: This is fragile and should be well documented
    System.setProperty("solr.directoryFactory", HdfsDirectoryFactory.class.getName());
    System.setProperty("solr.lock.type", DirectoryFactory.LOCK_TYPE_HDFS);
    System.setProperty("solr.hdfs.nrtcachingdirectory", "false");
    System.setProperty("solr.hdfs.blockcache.enabled", "false");
    System.setProperty("solr.autoCommit.maxTime", "600000");
    System.setProperty("solr.autoSoftCommit.maxTime", "-1");

    CoreContainer container = new CoreContainer(loader);
    container.load();

    SolrCore core = container.create("core1", Paths.get(solrHomeDir.toString()),
            ImmutableMap.of(CoreDescriptor.CORE_DATADIR, dataDirStr), false);

    if (!(core.getDirectoryFactory() instanceof HdfsDirectoryFactory)) {
        throw new UnsupportedOperationException(
                "Invalid configuration. Currently, the only DirectoryFactory supported is "
                        + HdfsDirectoryFactory.class.getSimpleName());
    }

    EmbeddedSolrServer solr = new EmbeddedSolrServer(container, "core1");
    return solr;
}

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