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A driver for DataStax Enterprise (DSE) and Apache Cassandra 1.2+ clusters that works exclusively with the Cassandra Query Language version 3 (CQL3) and Cassandra's binary protocol, supporting DSE-specific features such as geospatial types, DSE Graph and DSE authentication.

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/*
 * Copyright DataStax, Inc.
 *
 * This software can be used solely with DataStax Enterprise. Please consult the license at
 * http://www.datastax.com/terms/datastax-dse-driver-license-terms
 */
package com.datastax.driver.dse.graph;

import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.TreeTraversingParser;

/**
 * A special {@link TreeTraversingParser} that specializes in parsing {@link PropertyGraphNode
 * property nodes}; it keeps track of the node's parent element and property name. Used only
 * internally by property deserializers.
 *
 * @see DefaultPropertyDeserializer
 * @see DefaultVertexPropertyDeserializer
 */
class PropertyGraphNodeParser extends TreeTraversingParser {

  final String propertyName;

  final Element parent;

  PropertyGraphNodeParser(
      JsonNode delegate, ObjectMapper objectMapper, String propertyName, Element parent) {
    super(delegate, objectMapper);
    this.propertyName = propertyName;
    this.parent = parent;
  }
}