private void removeFromIndexes(Relationship relationship) {
final IndexManager indexManager = delegate.index();
for (String indexName : indexManager.relationshipIndexNames()) {
RelationshipIndex relationshipIndex = indexManager.forRelationships(indexName);
if (relationshipIndex.isWriteable()) relationshipIndex.remove(relationship);
}
}
private void removeFromIndexes(Node node) {
final IndexManager indexManager = delegate.index();
for (String indexName : indexManager.nodeIndexNames()) {
Index<Node> nodeIndex = indexManager.forNodes(indexName);
if (nodeIndex.isWriteable()) nodeIndex.remove(node);
}
}
@SuppressWarnings("unchecked")
@Override
public <T extends PropertyContainer> Index<T> getIndex(String indexName) {
IndexManager indexManager = delegate.index();
if (indexManager.existsForNodes(indexName)) return (Index<T>) indexManager.forNodes(indexName);
if (indexManager.existsForRelationships(indexName)) return (Index<T>) indexManager.forRelationships(indexName);
throw new NoSuchIndexException(indexName);
}
// TODO handle existing indexes
@SuppressWarnings("unchecked")
@Override
public <T extends PropertyContainer> Index<T> createIndex(Class<T> type, String indexName, IndexType indexType) {
Transaction tx = delegate.beginTx();
try {
IndexManager indexManager = delegate.index();
if (isNode(type)) {
if (indexManager.existsForNodes(indexName))
return (Index<T>) checkAndGetExistingIndex(indexName, indexType, indexManager.forNodes(indexName));
Index<Node> index = indexManager.forNodes(indexName, indexConfigFor(indexType));
return (Index<T>) index;
} else {
if (indexManager.existsForRelationships(indexName))
return (Index<T>) checkAndGetExistingIndex(indexName, indexType, indexManager.forRelationships(indexName));
return (Index<T>) indexManager.forRelationships(indexName, indexConfigFor(indexType));
}
} finally {
tx.success();tx.close();
}
}
private <T extends PropertyContainer> Index<T> checkAndGetExistingIndex(final String indexName, IndexType indexType, final Index<T> index) {
Map<String, String> existingConfig = delegate.index().getConfiguration(index);
Map<String, String> config = indexConfigFor(indexType);
if (configCheck(config, existingConfig, "provider") && configCheck(config, existingConfig, "type")) return index;
throw new IllegalArgumentException("Setup for index "+indexName+" does not match. Existing: "+existingConfig+" required "+config);
}