forked from dbs-leipzig/gradoop
/
Edge.java
104 lines (93 loc) · 2.52 KB
/
Edge.java
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/**
* Copyright © 2014 - 2017 Leipzig University (Database Research Group)
*
* 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.
*/
package org.gradoop.common.model.impl.pojo;
import org.gradoop.common.model.api.entities.EPGMEdge;
import org.gradoop.common.model.impl.id.GradoopId;
import org.gradoop.common.model.impl.id.GradoopIdList;
import org.gradoop.common.model.impl.properties.Properties;
/**
* POJO Implementation of an EPGM edge.
*/
public class Edge extends GraphElement implements EPGMEdge {
/**
* EPGMVertex identifier of the source vertex.
*/
private GradoopId sourceId;
/**
* EPGMVertex identifier of the target vertex.
*/
private GradoopId targetId;
/**
* Default constructor is necessary to apply to POJO rules.
*/
public Edge() {
}
/**
* Creates an edge instance based on the given parameters.
*
* @param id edge identifier
* @param label edge label
* @param sourceId source vertex id
* @param targetId target vertex id
* @param properties edge properties
* @param graphIds graphs that edge is contained in
*/
public Edge(final GradoopId id, final String label, final GradoopId sourceId,
final GradoopId targetId, final Properties properties,
GradoopIdList graphIds) {
super(id, label, properties, graphIds);
this.sourceId = sourceId;
this.targetId = targetId;
}
/**
* {@inheritDoc}
*/
@Override
public GradoopId getSourceId() {
return sourceId;
}
/**
* {@inheritDoc}
* @param sourceId
*/
@Override
public void setSourceId(GradoopId sourceId) {
this.sourceId = sourceId;
}
/**
* {@inheritDoc}
*/
@Override
public GradoopId getTargetId() {
return targetId;
}
/**
* {@inheritDoc}
* @param targetId
*/
@Override
public void setTargetId(GradoopId targetId) {
this.targetId = targetId;
}
/**
* {@inheritDoc}
*/
@Override
public String toString() {
return String.format("(%s)-[%s]->(%s)",
sourceId, super.toString(), targetId);
}
}