Examples with IMetaStore org.pentaho.metastore.api.IMetaStore used on opensource projects

Example 86 with IMetaStore

use of org.pentaho.metastore.api.IMetaStore in project pentaho-platform by pentaho.

the class PentahoPlatformExporter method exportMetastore.

protected void exportMetastore() throws IOException {
    log.debug("export the metastore");
    try {
        Path tempDirectory = Files.createTempDirectory(METASTORE);
        IMetaStore xmlMetaStore = new XmlMetaStore(tempDirectory.toString());
        MetaStoreUtil.copy(getRepoMetaStore(), xmlMetaStore);
        File zippedMetastore = Files.createTempFile(METASTORE, EXPORT_TEMP_FILENAME_EXT).toFile();
        ZipOutputStream zipOutputStream = new ZipOutputStream(new FileOutputStream(zippedMetastore));
        zipFolder(tempDirectory.toFile(), zipOutputStream, tempDirectory.toString());
        zipOutputStream.close();
        // now that we have the zipped content of an xml metastore, we need to write that to the export bundle
        FileInputStream zis = new FileInputStream(zippedMetastore);
        String zipFileLocation = METASTORE + METASTORE_BACKUP_EXT;
        ZipEntry metastoreZipFileZipEntry = new ZipEntry(zipFileLocation);
        zos.putNextEntry(metastoreZipFileZipEntry);
        try {
            IOUtils.copy(zis, zos);
        } catch (IOException e) {
            throw e;
        } finally {
            zis.close();
            zos.closeEntry();
        }
        // add an ExportManifest entry for the metastore.
        ExportManifestMetaStore exportManifestMetaStore = new ExportManifestMetaStore(zipFileLocation, getRepoMetaStore().getName(), getRepoMetaStore().getDescription());
        getExportManifest().setMetaStore(exportManifestMetaStore);
        zippedMetastore.deleteOnExit();
        tempDirectory.toFile().deleteOnExit();
    } catch (Exception e) {
        log.error(Messages.getInstance().getString("PentahoPlatformExporter.ERROR.ExportingMetaStore"));
        log.debug(Messages.getInstance().getString("PentahoPlatformExporter.ERROR.ExportingMetaStore"), e);
    }
}