示例#1
0
        /// <summary>
        /// Fetches a given property from a node
        /// </summary>
        /// <param name="read"> The current Read instance </param>
        /// <param name="nodeCursor"> The node cursor to use </param>
        /// <param name="node"> The id of the node </param>
        /// <param name="propertyCursor"> The property cursor to use </param>
        /// <param name="prop"> The id of the property to find </param>
        /// <returns> The value of the given property </returns>
        /// <exception cref="EntityNotFoundException"> If the node cannot be find. </exception>
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public static org.neo4j.values.storable.Value nodeGetProperty(org.neo4j.internal.kernel.api.Read read, org.neo4j.internal.kernel.api.NodeCursor nodeCursor, long node, org.neo4j.internal.kernel.api.PropertyCursor propertyCursor, int prop) throws org.neo4j.internal.kernel.api.exceptions.EntityNotFoundException
        public static Value NodeGetProperty(Read read, NodeCursor nodeCursor, long node, PropertyCursor propertyCursor, int prop)
        {
            if (prop == StatementConstants.NO_SUCH_PROPERTY_KEY)
            {
                return(Values.NO_VALUE);
            }
            SingleNode(read, nodeCursor, node);
            nodeCursor.Properties(propertyCursor);
            while (propertyCursor.Next())
            {
                if (propertyCursor.PropertyKey() == prop)
                {
                    return(propertyCursor.PropertyValue());
                }
            }

            return(Values.NO_VALUE);
        }
示例#2
0
        /// <summary>
        /// Fetches a given property from a relationship
        /// </summary>
        /// <param name="read"> The current Read instance </param>
        /// <param name="relationship"> The node cursor to use </param>
        /// <param name="node"> The id of the node </param>
        /// <param name="propertyCursor"> The property cursor to use </param>
        /// <param name="prop"> The id of the property to find </param>
        /// <returns> The value of the given property </returns>
        /// <exception cref="EntityNotFoundException"> If the node cannot be find. </exception>
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public static org.neo4j.values.storable.Value relationshipGetProperty(org.neo4j.internal.kernel.api.Read read, org.neo4j.internal.kernel.api.RelationshipScanCursor relationship, long node, org.neo4j.internal.kernel.api.PropertyCursor propertyCursor, int prop) throws org.neo4j.internal.kernel.api.exceptions.EntityNotFoundException
        public static Value RelationshipGetProperty(Read read, RelationshipScanCursor relationship, long node, PropertyCursor propertyCursor, int prop)
        {
            if (prop == StatementConstants.NO_SUCH_PROPERTY_KEY)
            {
                return(Values.NO_VALUE);
            }
            SingleRelationship(read, relationship, node);
            relationship.Properties(propertyCursor);
            while (propertyCursor.Next())
            {
                if (propertyCursor.PropertyKey() == prop)
                {
                    return(propertyCursor.PropertyValue());
                }
            }

            return(Values.NO_VALUE);
        }