| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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. |
| */ |
| |
| package org.apache.atlas.web.rest; |
| |
| import org.apache.atlas.exception.AtlasBaseException; |
| import org.apache.atlas.model.instance.AtlasRelationship; |
| import org.apache.atlas.repository.store.graph.AtlasRelationshipStore; |
| import org.apache.atlas.utils.AtlasPerfTracer; |
| import org.apache.atlas.web.util.Servlets; |
| import org.slf4j.Logger; |
| import org.springframework.stereotype.Service; |
| |
| import javax.inject.Inject; |
| import javax.inject.Singleton; |
| import javax.ws.rs.Consumes; |
| import javax.ws.rs.DELETE; |
| import javax.ws.rs.GET; |
| import javax.ws.rs.POST; |
| import javax.ws.rs.PUT; |
| import javax.ws.rs.Path; |
| import javax.ws.rs.PathParam; |
| import javax.ws.rs.Produces; |
| |
| /** |
| * REST interface for entity relationships. |
| */ |
| @Path("v2/relation") |
| @Singleton |
| @Service |
| public class RelationshipREST { |
| private static final Logger PERF_LOG = AtlasPerfTracer.getPerfLogger("rest.RelationshipREST"); |
| |
| private final AtlasRelationshipStore relationshipStore; |
| |
| @Inject |
| public RelationshipREST(AtlasRelationshipStore relationshipStore) { |
| this.relationshipStore = relationshipStore; |
| } |
| |
| /** |
| * Create a new relationship between entities. |
| */ |
| @POST |
| @Consumes(Servlets.JSON_MEDIA_TYPE) |
| @Produces(Servlets.JSON_MEDIA_TYPE) |
| public AtlasRelationship create(AtlasRelationship relationship) throws AtlasBaseException { |
| AtlasPerfTracer perf = null; |
| |
| try { |
| if (AtlasPerfTracer.isPerfTraceEnabled(PERF_LOG)) { |
| perf = AtlasPerfTracer.getPerfTracer(PERF_LOG, "RelationshipREST.create(" + relationship + ")"); |
| } |
| |
| return relationshipStore.create(relationship); |
| } finally { |
| AtlasPerfTracer.log(perf); |
| } |
| } |
| |
| /** |
| * Update an existing relationship between entities. |
| */ |
| @PUT |
| @Consumes(Servlets.JSON_MEDIA_TYPE) |
| @Produces(Servlets.JSON_MEDIA_TYPE) |
| public AtlasRelationship update(AtlasRelationship relationship) throws AtlasBaseException { |
| AtlasPerfTracer perf = null; |
| |
| try { |
| if (AtlasPerfTracer.isPerfTraceEnabled(PERF_LOG)) { |
| perf = AtlasPerfTracer.getPerfTracer(PERF_LOG, "RelationshipREST.update(" + relationship + ")"); |
| } |
| |
| return relationshipStore.update(relationship); |
| } finally { |
| AtlasPerfTracer.log(perf); |
| } |
| } |
| |
| /** |
| * Get relationship information between entities using guid. |
| */ |
| @GET |
| @Path("/guid/{guid}") |
| @Consumes(Servlets.JSON_MEDIA_TYPE) |
| @Produces(Servlets.JSON_MEDIA_TYPE) |
| public AtlasRelationship getById(@PathParam("guid") String guid) throws AtlasBaseException { |
| AtlasPerfTracer perf = null; |
| |
| try { |
| if (AtlasPerfTracer.isPerfTraceEnabled(PERF_LOG)) { |
| perf = AtlasPerfTracer.getPerfTracer(PERF_LOG, "RelationshipREST.getById(" + guid + ")"); |
| } |
| |
| return relationshipStore.getById(guid); |
| } finally { |
| AtlasPerfTracer.log(perf); |
| } |
| } |
| |
| /** |
| * Delete a relationship between entities using guid. |
| */ |
| @DELETE |
| @Path("/guid/{guid}") |
| @Consumes(Servlets.JSON_MEDIA_TYPE) |
| @Produces(Servlets.JSON_MEDIA_TYPE) |
| public void deleteById(@PathParam("guid") String guid) throws AtlasBaseException { |
| AtlasPerfTracer perf = null; |
| |
| try { |
| if (AtlasPerfTracer.isPerfTraceEnabled(PERF_LOG)) { |
| perf = AtlasPerfTracer.getPerfTracer(PERF_LOG, "RelationshipREST.deleteById(" + guid + ")"); |
| } |
| |
| relationshipStore.deleteById(guid); |
| } finally { |
| AtlasPerfTracer.log(perf); |
| } |
| } |
| } |