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package org.openecomp.core.tools.Commands.exportdata;
import com.amdocs.zusammen.datatypes.Id;
import com.amdocs.zusammen.datatypes.SessionContext;
import com.amdocs.zusammen.datatypes.item.Item;
import com.amdocs.zusammen.plugin.statestore.cassandra.dao.ItemDao;
import com.amdocs.zusammen.plugin.statestore.cassandra.dao.ItemDaoFactory;
import com.google.common.base.Strings;
import org.openecomp.core.tools.Commands.ExportDataCommand;
import org.openecomp.core.utilities.json.JsonUtil;
import org.openecomp.sdc.logging.api.Logger;
import org.openecomp.sdc.logging.api.LoggerFactory;
import java.io.IOException;
import java.net.URISyntaxException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import static java.io.File.separator;
import static java.nio.file.Files.*;
import static org.openecomp.core.tools.Commands.exportdata.ImportProperties.JSON_POSTFIX;
public class ItemHandler {
private static final Logger logger = LoggerFactory.getLogger(ExportDataCommand.class);
public ItemHandler() {
ImportProperties.initParams();
}
public void createItemsData(SessionContext context, Set<String> filteredItem) throws URISyntaxException, IOException {
final List<Item> items = new ArrayList<>();
if (filteredItem.isEmpty()) {
items.addAll(getItemDao(context).list(context));
} else {
Optional<Item> item = addItem(context, filteredItem.iterator().next(), items);
item.ifPresent(foundedItem -> {
Object vendorId = foundedItem.getInfo().getProperty("vendorId");
if (vendorId != null) {
String vendorIdStr = vendorId.toString();
addItem(context, vendorIdStr, items);
filteredItem.add(vendorIdStr);
}
});
}
items.parallelStream().forEach(item -> createItemDirectoryAndFiles(item, filteredItem));
}
private Optional<Item> addItem(SessionContext context, String filteredItem, List<Item> items) {
Optional<Item> item = getItemDao(context).get(context, new Id(filteredItem));
item.ifPresent(itemData -> items.add(itemData));
return item;
}
private final void createItemDirectoryAndFiles(Item item, Set<String> filteredItem) {
try {
String itemId = item.getId().getValue();
if (!filteredItem.isEmpty() && !filteredItem.contains(itemId)) {
return;
}
Path itemPath = Paths.get(ImportProperties.ROOT_DIRECTORY + separator + itemId);
Path itemFilePath = Paths.get(ImportProperties.ROOT_DIRECTORY + separator +
itemId + separator + itemId + JSON_POSTFIX);
if (notExists(itemPath)) {
createDirectories(itemPath);
}
String itemJson = JsonUtil.object2Json(item);
write(itemFilePath, itemJson.getBytes());
} catch (Exception ex) {
logger.error(ex.getMessage(), ex);
ex.printStackTrace();
}
}
private ItemDao getItemDao(SessionContext context) {
return ItemDaoFactory.getInstance().createInterface(context);
}
}
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