| /** |
| * 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.model.lineage; |
| |
| |
| import com.fasterxml.jackson.annotation.JsonAutoDetect; |
| import com.fasterxml.jackson.annotation.JsonIgnoreProperties; |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| import com.fasterxml.jackson.databind.annotation.JsonSerialize; |
| |
| import org.apache.atlas.model.instance.AtlasEntityHeader; |
| |
| import javax.xml.bind.annotation.XmlAccessType; |
| import javax.xml.bind.annotation.XmlAccessorType; |
| import javax.xml.bind.annotation.XmlRootElement; |
| import java.io.Serializable; |
| import java.util.Map; |
| import java.util.Objects; |
| import java.util.Set; |
| |
| import static com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility.NONE; |
| import static com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility.PUBLIC_ONLY; |
| |
| @JsonAutoDetect(getterVisibility = PUBLIC_ONLY, setterVisibility = PUBLIC_ONLY, fieldVisibility = NONE) |
| @JsonSerialize(include = JsonSerialize.Inclusion.NON_NULL) |
| @JsonIgnoreProperties(ignoreUnknown = true, value = {"visitedEdges"}) |
| @XmlRootElement |
| @XmlAccessorType(XmlAccessType.PROPERTY) |
| public class AtlasLineageInfo implements Serializable { |
| |
| private String baseEntityGuid; |
| private LineageDirection lineageDirection; |
| private int lineageDepth; |
| private Map<String, AtlasEntityHeader> guidEntityMap; |
| private Set<LineageRelation> relations; |
| private Set<String> visitedEdges; |
| private Map<String, LineageInfoOnDemand> relationsOnDemand; |
| private Map<String, LineageOnDemandConstraints> lineageOnDemandPayload; |
| |
| public AtlasLineageInfo() {} |
| |
| public enum LineageDirection { INPUT, OUTPUT, BOTH } |
| |
| /** |
| * Captures lineage information for an entity instance like hive_table |
| |
| * @param baseEntityGuid guid of the lineage entity . |
| * @param lineageDirection direction of lineage, can be INPUT, OUTPUT or INPUT_AND_OUTPUT |
| * @param lineageDepth lineage depth to be fetched. |
| * @param guidEntityMap map of entity guid to AtlasEntityHeader (minimal entity info) |
| * @param relations list of lineage relations for the entity (fromEntityId -> toEntityId) |
| */ |
| public AtlasLineageInfo(String baseEntityGuid, Map<String, AtlasEntityHeader> guidEntityMap, |
| Set<LineageRelation> relations, LineageDirection lineageDirection, int lineageDepth) { |
| this(baseEntityGuid, guidEntityMap, relations, null, null, lineageDirection, lineageDepth); |
| } |
| |
| public AtlasLineageInfo(String baseEntityGuid, Map<String, AtlasEntityHeader> guidEntityMap, |
| Set<LineageRelation> relations, Set<String> visitedEdges, Map<String, LineageInfoOnDemand> relationsOnDemand, LineageDirection lineageDirection, int lineageDepth) { |
| this.baseEntityGuid = baseEntityGuid; |
| this.lineageDirection = lineageDirection; |
| this.lineageDepth = lineageDepth; |
| this.guidEntityMap = guidEntityMap; |
| this.relations = relations; |
| this.visitedEdges = visitedEdges; |
| this.relationsOnDemand = relationsOnDemand; |
| } |
| |
| public String getBaseEntityGuid() { |
| return baseEntityGuid; |
| } |
| |
| public void setBaseEntityGuid(String baseEntityGuid) { |
| this.baseEntityGuid = baseEntityGuid; |
| } |
| |
| public Map<String, AtlasEntityHeader> getGuidEntityMap() { |
| return guidEntityMap; |
| } |
| |
| public void setGuidEntityMap(Map<String, AtlasEntityHeader> guidEntityMap) { |
| this.guidEntityMap = guidEntityMap; |
| } |
| |
| public Set<LineageRelation> getRelations() { |
| return relations; |
| } |
| |
| public void setRelations(Set<LineageRelation> relations) { |
| this.relations = relations; |
| } |
| |
| public Set<String> getVisitedEdges() { |
| return visitedEdges; |
| } |
| |
| public void setVisitedEdges(Set<String> visitedEdges) { |
| this.visitedEdges = visitedEdges; |
| } |
| |
| public Map<String, LineageInfoOnDemand> getRelationsOnDemand() { |
| return relationsOnDemand; |
| } |
| |
| public void setRelationsOnDemand(Map<String, LineageInfoOnDemand> relationsOnDemand) { |
| this.relationsOnDemand = relationsOnDemand; |
| } |
| |
| public LineageDirection getLineageDirection() { |
| return lineageDirection; |
| } |
| |
| public void setLineageDirection(LineageDirection lineageDirection) { |
| this.lineageDirection = lineageDirection; |
| } |
| |
| public int getLineageDepth() { |
| return lineageDepth; |
| } |
| |
| public void setLineageDepth(int lineageDepth) { |
| this.lineageDepth = lineageDepth; |
| } |
| |
| public Map<String, LineageOnDemandConstraints> getLineageOnDemandPayload() { |
| return lineageOnDemandPayload; |
| } |
| |
| public void setLineageOnDemandPayload(Map<String, LineageOnDemandConstraints> lineageOnDemandPayload) { |
| this.lineageOnDemandPayload = lineageOnDemandPayload; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| AtlasLineageInfo that = (AtlasLineageInfo) o; |
| return lineageDepth == that.lineageDepth && |
| Objects.equals(baseEntityGuid, that.baseEntityGuid) && |
| lineageDirection == that.lineageDirection && |
| Objects.equals(guidEntityMap, that.guidEntityMap) && |
| Objects.equals(relations, that.relations); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(baseEntityGuid, lineageDirection, lineageDepth, guidEntityMap, relations); |
| } |
| |
| @Override |
| public String toString() { |
| return "AtlasLineageInfo{" + |
| "baseEntityGuid=" + baseEntityGuid + |
| ", guidEntityMap=" + guidEntityMap + |
| ", relations=" + relations + |
| ", relationsOnDemand=" + relationsOnDemand + |
| ", lineageDirection=" + lineageDirection + |
| ", lineageDepth=" + lineageDepth + |
| '}'; |
| } |
| |
| @JsonAutoDetect(getterVisibility = PUBLIC_ONLY, setterVisibility = PUBLIC_ONLY, fieldVisibility = NONE) |
| @JsonSerialize(include = JsonSerialize.Inclusion.NON_NULL) |
| @JsonIgnoreProperties(ignoreUnknown = true) |
| @XmlRootElement |
| @XmlAccessorType(XmlAccessType.PROPERTY) |
| public static class LineageRelation { |
| private String fromEntityId; |
| private String toEntityId; |
| private String relationshipId; |
| |
| public LineageRelation() { } |
| |
| public LineageRelation(String fromEntityId, String toEntityId, final String relationshipId) { |
| this.fromEntityId = fromEntityId; |
| this.toEntityId = toEntityId; |
| this.relationshipId = relationshipId; |
| } |
| |
| public String getFromEntityId() { |
| return fromEntityId; |
| } |
| |
| public void setFromEntityId(String fromEntityId) { |
| this.fromEntityId = fromEntityId; |
| } |
| |
| public String getToEntityId() { |
| return toEntityId; |
| } |
| |
| public void setToEntityId(String toEntityId) { |
| this.toEntityId = toEntityId; |
| } |
| |
| public String getRelationshipId() { |
| return relationshipId; |
| } |
| |
| public void setRelationshipId(final String relationshipId) { |
| this.relationshipId = relationshipId; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| LineageRelation that = (LineageRelation) o; |
| return Objects.equals(fromEntityId, that.fromEntityId) && |
| Objects.equals(toEntityId, that.toEntityId) && |
| Objects.equals(relationshipId, that.relationshipId); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(fromEntityId, toEntityId, relationshipId); |
| } |
| |
| @Override |
| public String toString() { |
| return "LineageRelation{" + |
| "fromEntityId='" + fromEntityId + '\'' + |
| ", toEntityId='" + toEntityId + '\'' + |
| ", relationshipId='" + relationshipId + '\'' + |
| '}'; |
| } |
| } |
| |
| @JsonAutoDetect(getterVisibility = PUBLIC_ONLY, setterVisibility = PUBLIC_ONLY, fieldVisibility = NONE) |
| @JsonSerialize(include = JsonSerialize.Inclusion.NON_NULL) |
| @JsonIgnoreProperties(ignoreUnknown = true, value = {"inputRelationsReachedLimit", "outputRelationsReachedLimit"}) |
| @XmlRootElement |
| @XmlAccessorType(XmlAccessType.PROPERTY) |
| public static class LineageInfoOnDemand { |
| @JsonProperty |
| boolean hasMoreInputs; |
| @JsonProperty |
| boolean hasMoreOutputs; |
| int inputRelationsCount; |
| int outputRelationsCount; |
| boolean isInputRelationsReachedLimit; |
| boolean isOutputRelationsReachedLimit; |
| LineageOnDemandConstraints onDemandConstraints; |
| |
| public LineageInfoOnDemand() { } |
| |
| public LineageInfoOnDemand(LineageOnDemandConstraints onDemandConstraints) { |
| this.onDemandConstraints = onDemandConstraints; |
| this.hasMoreInputs = false; |
| this.hasMoreOutputs = false; |
| this.inputRelationsCount = 0; |
| this.outputRelationsCount = 0; |
| this.isInputRelationsReachedLimit = false; |
| this.isOutputRelationsReachedLimit = false; |
| } |
| |
| public boolean isInputRelationsReachedLimit() { |
| return isInputRelationsReachedLimit; |
| } |
| |
| public void setInputRelationsReachedLimit(boolean inputRelationsReachedLimit) { |
| isInputRelationsReachedLimit = inputRelationsReachedLimit; |
| } |
| |
| public boolean isOutputRelationsReachedLimit() { |
| return isOutputRelationsReachedLimit; |
| } |
| |
| public void setOutputRelationsReachedLimit(boolean outputRelationsReachedLimit) { |
| isOutputRelationsReachedLimit = outputRelationsReachedLimit; |
| } |
| |
| public boolean hasMoreInputs() { |
| return hasMoreInputs; |
| } |
| |
| public void setHasMoreInputs(boolean hasMoreInputs) { |
| this.hasMoreInputs = hasMoreInputs; |
| } |
| |
| public boolean hasMoreOutputs() { |
| return hasMoreOutputs; |
| } |
| |
| public void setHasMoreOutputs(boolean hasMoreOutputs) { |
| this.hasMoreOutputs = hasMoreOutputs; |
| } |
| |
| public int getInputRelationsCount() { |
| return inputRelationsCount; |
| } |
| |
| public void incrementInputRelationsCount() { |
| if (hasMoreInputs) { |
| return; |
| } |
| |
| if (isInputRelationsReachedLimit) { |
| setHasMoreInputs(true); |
| return; |
| } |
| |
| this.inputRelationsCount++; |
| |
| if (inputRelationsCount == onDemandConstraints.getInputRelationsLimit()) { |
| this.setInputRelationsReachedLimit(true); |
| return; |
| } |
| } |
| |
| public int getOutputRelationsCount() { |
| return outputRelationsCount; |
| } |
| |
| public void incrementOutputRelationsCount() { |
| if (hasMoreOutputs) { |
| return; |
| } |
| |
| if (isOutputRelationsReachedLimit) { |
| setHasMoreOutputs(true); |
| return; |
| } |
| |
| this.outputRelationsCount++; |
| |
| if (outputRelationsCount == onDemandConstraints.getOutputRelationsLimit()) { |
| this.setOutputRelationsReachedLimit(true); |
| return; |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return "LineageInfoOnDemand{" + |
| "hasMoreInputs='" + hasMoreInputs + '\'' + |
| ", hasMoreOutputs='" + hasMoreOutputs + '\'' + |
| ", inputRelationsCount='" + inputRelationsCount + '\'' + |
| ", outputRelationsCount='" + outputRelationsCount + '\'' + |
| '}'; |
| } |
| |
| } |
| |
| } |