diff options
Diffstat (limited to 'src/main/java/org/onap/crud/event/GraphEvent.java')
-rw-r--r-- | src/main/java/org/onap/crud/event/GraphEvent.java | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/src/main/java/org/onap/crud/event/GraphEvent.java b/src/main/java/org/onap/crud/event/GraphEvent.java new file mode 100644 index 0000000..9e9c44c --- /dev/null +++ b/src/main/java/org/onap/crud/event/GraphEvent.java @@ -0,0 +1,235 @@ +/** + * ============LICENSE_START======================================================= + * Gizmo + * ================================================================================ + * Copyright © 2017 AT&T Intellectual Property. + * Copyright © 2017 Amdocs + * All rights reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + * + * ECOMP is a trademark and service mark of AT&T Intellectual Property. + */ +package org.onap.crud.event; + +import com.google.gson.Gson; +import com.google.gson.GsonBuilder; +import com.google.gson.annotations.SerializedName; + +import org.onap.crud.exception.CrudException; + +import javax.ws.rs.core.Response.Status; + +public class GraphEvent { + + public enum GraphEventOperation { + CREATE, UPDATE, DELETE + } + + public enum GraphEventResult { + SUCCESS, FAILURE + } + + private GraphEventOperation operation; + + @SerializedName("transaction-id") + private String transactionId; + + private long timestamp; + + private GraphEventVertex vertex; + + private GraphEventEdge edge; + + private GraphEventResult result; + + @SerializedName("error-message") + private String errorMessage; + + private Status httpErrorStatus; + + /** + * Marshaller/unmarshaller for converting to/from JSON. + */ + private static final Gson gson = new GsonBuilder().disableHtmlEscaping() + .setPrettyPrinting().create(); + + public static Builder builder(GraphEventOperation operation) { + return new Builder(operation); + } + + public GraphEventOperation getOperation() { + return operation; + } + + public String getTransactionId() { + return transactionId; + } + + public long getTimestamp() { + return timestamp; + } + + public GraphEventVertex getVertex() { + return vertex; + } + + public GraphEventEdge getEdge() { + return edge; + } + + public GraphEventResult getResult() { + return result; + } + + public String getErrorMessage() { + return errorMessage; + } + + public void setResult(GraphEventResult result) { + this.result = result; + } + + + public Status getHttpErrorStatus() { + return httpErrorStatus; + } + + public void setHttpErrorStatus(Status httpErrorStatus) { + this.httpErrorStatus = httpErrorStatus; + } + + public void setTimestamp(long timestamp) { + this.timestamp = timestamp; + } + + public void setErrorMessage(String errorMessage) { + this.errorMessage = errorMessage; + } + + public void setVertex(GraphEventVertex vertex) { + this.vertex = vertex; + } + + public void setEdge(GraphEventEdge edge) { + this.edge = edge; + } + + /** + * Unmarshalls this Vertex object into a JSON string. + * + * @return - A JSON format string representation of this Vertex. + */ + public String toJson() { + return gson.toJson(this); + } + + /** + * Marshalls the provided JSON string into a Vertex object. + * + * @param json - The JSON string to produce the Vertex from. + * @return - A Vertex object. + * @throws SpikeException + */ + public static GraphEvent fromJson(String json) throws CrudException { + + try { + + // Make sure that we were actually provided a non-empty string + // before we + // go any further. + if (json == null || json.isEmpty()) { + throw new CrudException("Empty or null JSON string.", Status.BAD_REQUEST); + } + + // Marshall the string into a Vertex object. + return gson.fromJson(json, GraphEvent.class); + + } catch (Exception ex) { + throw new CrudException("Unable to parse JSON string: ", Status.BAD_REQUEST); + } + } + + @Override + public String toString() { + + return toJson(); + } + + public String getObjectKey() { + if (this.getVertex() != null) { + return this.getVertex().getId(); + } else if (this.getEdge() != null) { + return this.getEdge().getId(); + } + + return null; + + } + + public String getObjectType() { + if (this.getVertex() != null) { + return "vertex->" + this.getVertex().getType(); + } else if (this.getEdge() != null) { + return "edge->" + this.getEdge().getType(); + } + + return null; + + } + + public static class Builder { + + GraphEvent event = null; + + public Builder(GraphEventOperation operation) { + event = new GraphEvent(); + event.operation = operation; + } + + public Builder vertex(GraphEventVertex vertex) { + event.vertex = vertex; + return this; + } + + public Builder edge(GraphEventEdge edge) { + event.edge = edge; + return this; + } + + public Builder result(GraphEventResult result) { + event.result = result; + return this; + } + + public Builder errorMessage(String errorMessage) { + event.errorMessage = errorMessage; + return this; + } + + public Builder httpErrorStatus(Status httpErrorStatus) { + event.httpErrorStatus = httpErrorStatus; + return this; + } + + public GraphEvent build() { + + event.timestamp = System.currentTimeMillis(); + event.transactionId = java.util.UUID.randomUUID().toString(); + + return event; + } + } + +} |