package org.opendaylight.controller.config.persist.storage.directory.xml;
import com.google.common.base.Preconditions;
+import com.google.common.base.Splitter;
+import com.google.common.collect.Sets;
+import java.io.File;
+import java.util.Set;
import org.opendaylight.controller.config.persist.api.Persister;
import org.opendaylight.controller.config.persist.api.PropertiesProvider;
import org.opendaylight.controller.config.persist.api.StorageAdapter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import java.io.File;
-
/**
* StorageAdapter that retrieves initial configuration from a directory. If multiple files are present, snapshot and
* required capabilities will be merged together. Writing to this persister is not supported.
*/
public class XmlDirectoryStorageAdapter implements StorageAdapter {
- private static final Logger logger = LoggerFactory.getLogger(XmlDirectoryStorageAdapter.class);
+ private static final Logger LOG = LoggerFactory.getLogger(XmlDirectoryStorageAdapter.class);
public static final String DIRECTORY_STORAGE_PROP = "directoryStorage";
+ public static final String INCLUDE_EXT_PROP = "includeExtensions";
+ private static final char EXTENSIONS_SEPARATOR = ',';
@Override
- public Persister instantiate(PropertiesProvider propertiesProvider) {
+ public Persister instantiate(final PropertiesProvider propertiesProvider) {
String fileStorageProperty = propertiesProvider.getProperty(DIRECTORY_STORAGE_PROP);
Preconditions.checkNotNull(fileStorageProperty, "Unable to find " + propertiesProvider.getFullKeyForReporting(DIRECTORY_STORAGE_PROP));
File storage = new File(fileStorageProperty);
- logger.debug("Using {}", storage);
- return new XmlDirectoryPersister(storage);
+ String fileExtensions = propertiesProvider.getProperty(INCLUDE_EXT_PROP);
+
+ LOG.debug("Using storage: {}", storage);
+
+ if(fileExtensions != null) {
+ LOG.debug("Using extensions: {}", fileExtensions);
+ return new XmlDirectoryPersister(storage, splitExtensions(fileExtensions));
+ } else {
+ return new XmlDirectoryPersister(storage);
+ }
+ }
+
+ private Set<String> splitExtensions(final String fileExtensions) {
+ return Sets.newHashSet(Splitter.on(EXTENSIONS_SEPARATOR).trimResults().omitEmptyStrings()
+ .split(fileExtensions));
}
}