Java Code Examples for org.apache.solr.common.util.StrUtils#join()

private void validateAllCollectionsExistAndNoDuplicates(List<String> collectionList, ZkStateReader zkStateReader) {
  final String collectionStr = StrUtils.join(collectionList, ',');

  if (new HashSet<>(collectionList).size() != collectionList.size()) {
    throw new SolrException(BAD_REQUEST,
        String.format(Locale.ROOT,  "Can't create collection alias for collections='%s', since it contains duplicates", collectionStr));
  }
  ClusterState clusterState = zkStateReader.getClusterState();
  Set<String> aliasNames = zkStateReader.getAliases().getCollectionAliasListMap().keySet();
  for (String collection : collectionList) {
    if (clusterState.getCollectionOrNull(collection) == null && !aliasNames.contains(collection)) {
      throw new SolrException(BAD_REQUEST,
          String.format(Locale.ROOT,  "Can't create collection alias for collections='%s', '%s' is not an existing collection or alias", collectionStr, collection));
    }
  }
}
 

private void callCreatePlainAlias(ZkNodeProps message, String aliasName, ZkStateReader zkStateReader) {
  final List<String> canonicalCollectionList = parseCollectionsParameter(message.get("collections"));
  if (canonicalCollectionList.isEmpty()) {
    throw new SolrException(BAD_REQUEST, "'collections' parameter doesn't contain any collection names.");
  }
  final String canonicalCollectionsString = StrUtils.join(canonicalCollectionList, ',');
  validateAllCollectionsExistAndNoDuplicates(canonicalCollectionList, zkStateReader);
  zkStateReader.aliasesManager
      .applyModificationAndExportToZk(aliases -> aliases.cloneWithCollectionAlias(aliasName, canonicalCollectionsString));
}
 

@SuppressWarnings("unchecked")
private void callCreateRoutedAlias(ZkNodeProps message, String aliasName, ZkStateReader zkStateReader, ClusterState state) throws Exception {
  // Validate we got a basic minimum
  if (!message.getProperties().keySet().containsAll(RoutedAlias.MINIMAL_REQUIRED_PARAMS)) {
    throw new SolrException(BAD_REQUEST, "A routed alias requires these params: " + RoutedAlias.MINIMAL_REQUIRED_PARAMS
    + " plus some create-collection prefixed ones.");
  }

  // convert values to strings
  Map<String, String> props = new LinkedHashMap<>();
  message.getProperties().forEach((key, value) -> props.put(key, String.valueOf(value)));

  // Further validation happens here
  RoutedAlias routedAlias = RoutedAlias.fromProps(aliasName, props);
  if (routedAlias == null) {
    // should never happen here, but keep static analysis in IDE's happy...
    throw new SolrException(SERVER_ERROR,"Tried to create a routed alias with no type!");
  }

  if (!props.keySet().containsAll(routedAlias.getRequiredParams())) {
    throw new SolrException(BAD_REQUEST, "Not all required params were supplied. Missing params: " +
        StrUtils.join(Sets.difference(routedAlias.getRequiredParams(), props.keySet()), ','));
  }

  // Create the first collection.
  String initialColl = routedAlias.computeInitialCollectionName();
    ensureAliasCollection(aliasName, zkStateReader, state, routedAlias.getAliasMetadata(), initialColl);
    // Create/update the alias
    zkStateReader.aliasesManager.applyModificationAndExportToZk(aliases -> aliases
        .cloneWithCollectionAlias(aliasName, initialColl)
        .cloneWithCollectionAliasProperties(aliasName, routedAlias.getAliasMetadata()));
}
 

void checkRequired(ZkNodeProps message, String... props) {
  for (String prop : props) {
    if(message.get(prop) == null){
      throw new SolrException(ErrorCode.BAD_REQUEST, StrUtils.join(Arrays.asList(props),',') +" are required params" );
    }
  }

}
 

@Override
public String toString() {
  return StrUtils.join(ImmutableSet.of(runningTasks, blockedTasks.keySet()), ',');
}
 

@Override
public String toString() {
  return StrUtils.join(node.constructPath(new LinkedList<>()), '/');
}