Constructs a Oak repository with FileDataStore configured for testing

JcrWithFileDataStoreTest.java

import java.io.IOException;
import java.util.Properties;

import javax.jcr.Repository;

import org.apache.jackrabbit.api.JackrabbitRepository;
import org.apache.jackrabbit.core.data.FileDataStore;
import org.apache.jackrabbit.oak.plugins.blob.datastore.DataStoreBlobStore;
import org.apache.jackrabbit.oak.plugins.segment.SegmentNodeStore;
import org.apache.jackrabbit.oak.plugins.segment.file.FileStore;
import org.apache.jackrabbit.oak.security.SecurityProviderImpl;
import org.apache.jackrabbit.oak.spi.blob.BlobStore;
import org.apache.jackrabbit.oak.spi.security.ConfigurationParameters;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.rules.TemporaryFolder;

public class JcrWithFileDataStoreTest {

    @Rule
    public TemporaryFolder tempFolder = new TemporaryFolder();

    private Repository repository;

    private FileStore fileStore;

    @Before
    public void setupRepo() throws IOException {
        BlobStore blobStore = createBlobStore();
        fileStore = FileStore.newFileStore(tempFolder.newFolder())
                .withBlobStore(blobStore)
                .create();
        SegmentNodeStore nodeStore = SegmentNodeStore.newSegmentNodeStore(fileStore).create();
        repository = new Jcr(nodeStore)
                .with(new SecurityProviderImpl(ConfigurationParameters.of(getSecurityProps())))
                .createRepository();
    }

    @After
    public void shutdown(){
        if (repository instanceof JackrabbitRepository){
            ((JackrabbitRepository) repository).shutdown();
        }

        fileStore.close();
    }

    private Properties getSecurityProps() {
        //Configure props
        return new Properties();
    }

    private BlobStore createBlobStore() throws IOException {
        FileDataStore fds = new FileDataStore();
        fds.setMinRecordLength(4092);
        fds.init(tempFolder.newFolder().getAbsolutePath());
        return new DataStoreBlobStore(fds);
    }
}