Example usage for org.apache.solr.core SolrCore getIndexDir

Introduction

In this page you can find the example usage for org.apache.solr.core SolrCore getIndexDir.

Prototype

public String getIndexDir() 

Source Link

Usage

From source file:org.springframework.data.rest.webmvc.solr.SolrInfrastructureConfig.java

License:Apache License

/**
 * {@link SpringJUnit4ClassRunner} executes {@link ClassRule}s before the actual shutdown of the
 * {@link ApplicationContext}. This causes the {@link TemporaryFolder} to vanish before Solr can gracefully shutdown.
 * <br />// w ww .j  a  v  a2 s .co m
 * To prevent error messages popping up we register a {@link CloseHook} re adding the index directory and removing it
 * after {@link SolrCore#close()}.
 * 
 * @param factory
 */
private void attachCloseHook(SolrClientFactory factory) {

    EmbeddedSolrServer server = (EmbeddedSolrServer) factory.getSolrClient();

    for (SolrCore core : server.getCoreContainer().getCores()) {

        core.addCloseHook(new CloseHook() {

            private String path;

            @Override
            public void preClose(SolrCore core) {

                CoreDescriptor cd = core.getCoreDescriptor();

                if (cd == null) {
                    return;
                }

                File tmp = new File(core.getIndexDir()).getParentFile();

                if (tmp.exists()) {
                    return;
                }

                try {

                    File indexFile = new File(tmp, "index");
                    indexFile.mkdirs();

                    this.path = indexFile.getPath();
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }

            @Override
            public void postClose(SolrCore core) {

                if (!StringUtils.hasText(this.path)) {
                    return;
                }

                File tmp = new File(this.path);

                if (tmp.exists() && tmp.getPath().startsWith(FileUtils.getTempDirectoryPath())) {

                    try {
                        FileUtils.deleteDirectory(tmp);
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
            }
        });
    }
}

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