package com.thinkaurelius.titan.graphdb.types.system; import com.thinkaurelius.titan.core.EdgeLabel; import com.thinkaurelius.titan.core.Multiplicity; import com.thinkaurelius.titan.graphdb.internal.TitanSchemaCategory; import org.apache.tinkerpop.gremlin.structure.Direction; public class BaseLabel extends BaseRelationType implements EdgeLabel { public static final BaseLabel SchemaDefinitionEdge = new BaseLabel("SchemaRelated", 36, Direction.BOTH, Multiplicity.MULTI); public static final BaseLabel VertexLabelEdge = new BaseLabel("vertexlabel", 2, Direction.OUT, Multiplicity.MANY2ONE); private final Direction directionality; private final Multiplicity multiplicity; private BaseLabel(String name, int id, Direction uniDirectionality, Multiplicity multiplicity) { super(name, id, TitanSchemaCategory.EDGELABEL); this.directionality = uniDirectionality; this.multiplicity = multiplicity; } @Override public long[] getSignature() { return new long[]{BaseKey.SchemaDefinitionDesc.longId()}; } @Override public Multiplicity multiplicity() { return multiplicity; } @Override public final boolean isPropertyKey() { return false; } @Override public final boolean isEdgeLabel() { return true; } @Override public boolean isDirected() { return true; } @Override public boolean isUnidirected() { return isUnidirected(Direction.OUT); } @Override public boolean isUnidirected(Direction dir) { return dir== directionality; } }