use of org.apache.qpid.server.protocol.v1_0.LinkKey in project qpid-broker-j by apache.
the class BDBLinkStore method getLinkDefinitions.
private Collection<LinkDefinition<Source, Target>> getLinkDefinitions(final LinkStoreUpdater updater) {
Database linksDatabase = getEnvironmentFacade().openDatabase(LINKS_DB_NAME, DEFAULT_DATABASE_CONFIG);
Collection<LinkDefinition<Source, Target>> links = new HashSet<>();
ModelVersion currentVersion = new ModelVersion(BrokerModel.MODEL_MAJOR_VERSION, BrokerModel.MODEL_MINOR_VERSION);
ModelVersion storedVersion = getStoredVersion();
if (currentVersion.lessThan(storedVersion)) {
throw new StoreException(String.format("Cannot downgrade preference store from '%s' to '%s'", storedVersion, currentVersion));
}
try (Cursor cursor = linksDatabase.openCursor(null, null)) {
final DatabaseEntry key = new DatabaseEntry();
final DatabaseEntry value = new DatabaseEntry();
LinkKeyEntryBinding keyEntryBinding = LinkKeyEntryBinding.getInstance();
LinkValueEntryBinding linkValueEntryBinding = LinkValueEntryBinding.getInstance();
while (cursor.getNext(key, value, LockMode.READ_UNCOMMITTED) == OperationStatus.SUCCESS) {
LinkKey linkKey = keyEntryBinding.entryToObject(key);
LinkValue linkValue = linkValueEntryBinding.entryToObject(value);
LinkDefinition<Source, Target> link = new LinkDefinitionImpl<>(linkKey.getRemoteContainerId(), linkKey.getLinkName(), linkKey.getRole(), linkValue.getSource(), linkValue.getTarget());
links.add(link);
}
}
if (storedVersion.lessThan(currentVersion)) {
links = updater.update(storedVersion.toString(), links);
final Transaction txn = getEnvironmentFacade().beginTransaction(null);
try {
linksDatabase = getEnvironmentFacade().clearDatabase(txn, LINKS_DB_NAME, DEFAULT_DATABASE_CONFIG);
for (LinkDefinition<Source, Target> link : links) {
save(linksDatabase, txn, link);
}
updateVersion(txn, currentVersion.toString());
txn.commit();
linksDatabase.close();
} catch (Exception e) {
txn.abort();
throw e;
}
}
return links;
}
use of org.apache.qpid.server.protocol.v1_0.LinkKey in project qpid-broker-j by apache.
the class BDBLinkStore method doSaveLink.
@Override
protected void doSaveLink(final LinkDefinition<Source, Target> link) {
try {
Database linksDatabase = getEnvironmentFacade().openDatabase(LINKS_DB_NAME, DEFAULT_DATABASE_CONFIG);
save(linksDatabase, null, link);
} catch (RuntimeException e) {
throw getEnvironmentFacade().handleDatabaseException(String.format("Failed saving of link '%s'", new LinkKey(link)), e);
}
}
use of org.apache.qpid.server.protocol.v1_0.LinkKey in project qpid-broker-j by apache.
the class BDBLinkStore method doDeleteLink.
@Override
protected void doDeleteLink(final LinkDefinition<Source, Target> linkDefinition) {
LinkKey linkKey = new LinkKey(linkDefinition);
try {
Database linksDatabase = getEnvironmentFacade().openDatabase(LINKS_DB_NAME, DEFAULT_DATABASE_CONFIG);
final DatabaseEntry databaseEntry = new DatabaseEntry();
LinkKeyEntryBinding.getInstance().objectToEntry(linkKey, databaseEntry);
OperationStatus status = linksDatabase.delete(null, databaseEntry);
if (status != OperationStatus.SUCCESS) {
LOGGER.debug(String.format("Unexpected status '%s' for deletion of '%s'", status, linkKey));
}
} catch (RuntimeException e) {
throw getEnvironmentFacade().handleDatabaseException(String.format("Failed deletion of link '%s'", linkKey), e);
}
}
use of org.apache.qpid.server.protocol.v1_0.LinkKey in project qpid-broker-j by apache.
the class JDBCLinkStore method insert.
private void insert(final Connection connection, final String linkKey, final LinkDefinition<? extends BaseSource, ? extends BaseTarget> linkDefinition) throws SQLException {
try (PreparedStatement statement = connection.prepareStatement(String.format("INSERT INTO %s (link_key, remote_container_id, link_name, link_role, source, target) VALUES (?,?,?,?,?,?)", getLinksTableName()))) {
statement.setString(1, linkKey);
saveStringAsBlob(statement, 2, linkDefinition.getRemoteContainerId());
saveStringAsBlob(statement, 3, linkDefinition.getName());
statement.setInt(4, linkDefinition.getRole().getValue() ? 1 : 0);
saveObjectAsBlob(statement, 5, linkDefinition.getSource());
saveObjectAsBlob(statement, 6, linkDefinition.getTarget());
if (statement.executeUpdate() != 1) {
throw new StoreException(String.format("Cannot save link %s", new LinkKey(linkDefinition)));
}
}
}
use of org.apache.qpid.server.protocol.v1_0.LinkKey in project qpid-broker-j by apache.
the class LinkRegistryImpl method open.
@Override
public void open() {
Collection<LinkDefinition<Source, Target>> links = _linkStore.openAndLoad(new LinkStoreUpdaterImpl());
for (LinkDefinition<? extends BaseSource, ? extends BaseTarget> link : links) {
ConcurrentMap<LinkKey, Link_1_0<? extends BaseSource, ? extends BaseTarget>> linkRegistry = getLinkRegistry(link.getRole());
linkRegistry.put(new LinkKey(link), new LinkImpl<>(link, this));
}
}
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