diff options
Diffstat (limited to 'src/main/java/org')
| -rw-r--r-- | src/main/java/org/openecomp/crud/dao/champ/ChampDao.java | 66 |
1 files changed, 49 insertions, 17 deletions
diff --git a/src/main/java/org/openecomp/crud/dao/champ/ChampDao.java b/src/main/java/org/openecomp/crud/dao/champ/ChampDao.java index ff0a332..c8a68e7 100644 --- a/src/main/java/org/openecomp/crud/dao/champ/ChampDao.java +++ b/src/main/java/org/openecomp/crud/dao/champ/ChampDao.java @@ -43,6 +43,7 @@ import org.openecomp.crud.exception.CrudException; import org.openecomp.crud.logging.CrudServiceMsgs; import java.util.ArrayList; +import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.Optional; @@ -74,6 +75,12 @@ public class ChampDao implements GraphDao { public static final String DEFAULT_GRAPH_NAME = "default_graph"; + private enum GraphType { + IN_MEMORY, + TITAN, + DSE + } + /** * Set of configuration properties for the DAI. */ @@ -135,7 +142,7 @@ public class ChampDao implements GraphDao { javax.ws.rs.core.Response.Status.NOT_FOUND); } - } catch (ChampUnmarshallingException e) { + } catch (ChampUnmarshallingException | ChampTransactionException e) { // Something went wrong - throw an exception. throw new CrudException(e.getMessage(), @@ -189,6 +196,9 @@ public class ChampDao implements GraphDao { // We couldn't find the specified vertex, so throw an exception. throw new CrudException("No vertex with id " + id + " found in graph", javax.ws.rs.core.Response.Status.NOT_FOUND); + } catch (ChampTransactionException e) { + throw new CrudException("Transaction error occured", + javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR); } } @@ -215,7 +225,8 @@ public class ChampDao implements GraphDao { } catch (ChampMarshallingException | ChampSchemaViolationException - | ChampObjectNotExistsException e) { + | ChampObjectNotExistsException + | ChampTransactionException e) { // Something went wrong - throw an exception. throw new CrudException(e.getMessage(), @@ -246,6 +257,9 @@ public class ChampDao implements GraphDao { } catch (NumberFormatException | ChampMarshallingException | ChampSchemaViolationException e) { throw new CrudException(e.getMessage(), javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR); + } catch (ChampTransactionException e) { + throw new CrudException("Transaction error occured", + javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR); } } @@ -263,7 +277,14 @@ public class ChampDao implements GraphDao { filter.put(org.openecomp.schema.OxmModelValidator.Metadata.NODE_TYPE.propertyName(), type); - Stream<ChampObject> retrievedVertices = champApi.queryObjects(filter); + Stream<ChampObject> retrievedVertices; + try { + retrievedVertices = champApi.queryObjects(filter); + + } catch (ChampTransactionException e) { + throw new CrudException("Transaction error occured", + javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR); + } List<Vertex> vertices = retrievedVertices .map(v -> vertexFromChampObject(v,type)) @@ -315,7 +336,7 @@ public class ChampDao implements GraphDao { javax.ws.rs.core.Response.Status.NOT_FOUND); } - } catch (ChampUnmarshallingException e) { + } catch (ChampUnmarshallingException | ChampTransactionException e) { // Something went wrong, so throw an exception. throw new CrudException(e.getMessage(), @@ -360,7 +381,7 @@ public class ChampDao implements GraphDao { | ChampObjectNotExistsException | ChampSchemaViolationException | ChampRelationshipNotExistsException - | ChampUnmarshallingException e) { + | ChampUnmarshallingException | NumberFormatException | ChampTransactionException e) { throw new CrudException("Error creating edge: " + e.getMessage(), javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR); @@ -373,7 +394,15 @@ public class ChampDao implements GraphDao { filter.put(ChampRelationship.ReservedPropertyKeys.CHAMP_RELATIONSHIP_TYPE.toString(), type); - Stream<ChampRelationship> retrievedRelationships = champApi.queryRelationships(filter); + Stream<ChampRelationship> retrievedRelationships; + try { + retrievedRelationships = champApi.queryRelationships(filter); + + } catch (ChampTransactionException e) { + throw new CrudException("Transaction error occured", + javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR); + } + // Process the result stream from the Champ library into an Edge list, keeping only // edges of the specified type. List<Edge> edges = retrievedRelationships @@ -406,12 +435,15 @@ public class ChampDao implements GraphDao { } catch (ChampRelationshipNotExistsException ex) { throw new CrudException("Not Found", javax.ws.rs.core.Response.Status.NOT_FOUND); - } catch (NumberFormatException | ChampUnmarshallingException | ChampMarshallingException - | ChampSchemaViolationException ex) { + } catch (NumberFormatException | + ChampUnmarshallingException | + ChampMarshallingException | + ChampSchemaViolationException | + ChampTransactionException ex) { throw new CrudException(ex.getMessage(), javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR); - } + } } @Override @@ -445,8 +477,9 @@ public class ChampDao implements GraphDao { } catch (NumberFormatException - | ChampUnmarshallingException - | ChampObjectNotExistsException e) { + | ChampUnmarshallingException + | ChampObjectNotExistsException + | ChampTransactionException e) { throw new CrudException(e.getMessage(), javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR); @@ -474,7 +507,8 @@ public class ChampDao implements GraphDao { } catch (ChampRelationshipNotExistsException | NumberFormatException - | ChampUnmarshallingException e) { + | ChampUnmarshallingException + | ChampTransactionException e) { throw new CrudException(e.getMessage(), javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR); @@ -728,16 +762,16 @@ public class ChampDao implements GraphDao { * @return - A {@link ChampAPI.Type} * @throws CrudException */ - private ChampGraph.Type getBackendTypeFromConfig() throws CrudException { + private GraphType getBackendTypeFromConfig() throws CrudException { // Get the back end type from the DAO's configuration properties. String backend = daoConfig.getProperty(CONFIG_STORAGE_BACKEND, "in-memory"); // Now, find the appropriate ChampAPI type and return it. if (backend.equals("in-memory")) { - return ChampGraph.Type.IN_MEMORY; + return GraphType.IN_MEMORY; } else if (backend.equals("titan")) { - return ChampGraph.Type.TITAN; + return GraphType.TITAN; } // If we are here, then whatever was in the config properties didn't match to a supported @@ -745,6 +779,4 @@ public class ChampDao implements GraphDao { throw new CrudException("Invalid graph backend type '" + backend + "' specified.", javax.ws.rs.core.Response.Status.BAD_REQUEST); } - - } |