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Protocol buffers for accessing the Google Cloud Datastore API.
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// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: google/datastore/v1/entity.proto

package com.google.datastore.v1;

public interface KeyOrBuilder extends
    // @@protoc_insertion_point(interface_extends:google.datastore.v1.Key)
    com.google.protobuf.MessageOrBuilder {

  /**
   *    * Entities are partitioned into subsets, currently identified by a project
   * ID and namespace ID.
   * Queries are scoped to a single partition.
   * 
   *
   * optional .google.datastore.v1.PartitionId partition_id = 1;
   */
  boolean hasPartitionId();
  /**
   *    * Entities are partitioned into subsets, currently identified by a project
   * ID and namespace ID.
   * Queries are scoped to a single partition.
   * 
   *
   * optional .google.datastore.v1.PartitionId partition_id = 1;
   */
  com.google.datastore.v1.PartitionId getPartitionId();
  /**
   *    * Entities are partitioned into subsets, currently identified by a project
   * ID and namespace ID.
   * Queries are scoped to a single partition.
   * 
   *
   * optional .google.datastore.v1.PartitionId partition_id = 1;
   */
  com.google.datastore.v1.PartitionIdOrBuilder getPartitionIdOrBuilder();

  /**
   *    * The entity path.
   * An entity path consists of one or more elements composed of a kind and a
   * string or numerical identifier, which identify entities. The first
   * element identifies a _root entity_, the second element identifies
   * a _child_ of the root entity, the third element identifies a child of the
   * second entity, and so forth. The entities identified by all prefixes of
   * the path are called the element's _ancestors_.
   * An entity path is always fully complete: *all* of the entity's ancestors
   * are required to be in the path along with the entity identifier itself.
   * The only exception is that in some documented cases, the identifier in the
   * last path element (for the entity) itself may be omitted. For example,
   * the last path element of the key of `Mutation.insert` may have no
   * identifier.
   * A path can never be empty, and a path can have at most 100 elements.
   * 
   *
   * repeated .google.datastore.v1.Key.PathElement path = 2;
   */
  java.util.List 
      getPathList();
  /**
   *    * The entity path.
   * An entity path consists of one or more elements composed of a kind and a
   * string or numerical identifier, which identify entities. The first
   * element identifies a _root entity_, the second element identifies
   * a _child_ of the root entity, the third element identifies a child of the
   * second entity, and so forth. The entities identified by all prefixes of
   * the path are called the element's _ancestors_.
   * An entity path is always fully complete: *all* of the entity's ancestors
   * are required to be in the path along with the entity identifier itself.
   * The only exception is that in some documented cases, the identifier in the
   * last path element (for the entity) itself may be omitted. For example,
   * the last path element of the key of `Mutation.insert` may have no
   * identifier.
   * A path can never be empty, and a path can have at most 100 elements.
   * 
   *
   * repeated .google.datastore.v1.Key.PathElement path = 2;
   */
  com.google.datastore.v1.Key.PathElement getPath(int index);
  /**
   *    * The entity path.
   * An entity path consists of one or more elements composed of a kind and a
   * string or numerical identifier, which identify entities. The first
   * element identifies a _root entity_, the second element identifies
   * a _child_ of the root entity, the third element identifies a child of the
   * second entity, and so forth. The entities identified by all prefixes of
   * the path are called the element's _ancestors_.
   * An entity path is always fully complete: *all* of the entity's ancestors
   * are required to be in the path along with the entity identifier itself.
   * The only exception is that in some documented cases, the identifier in the
   * last path element (for the entity) itself may be omitted. For example,
   * the last path element of the key of `Mutation.insert` may have no
   * identifier.
   * A path can never be empty, and a path can have at most 100 elements.
   * 
   *
   * repeated .google.datastore.v1.Key.PathElement path = 2;
   */
  int getPathCount();
  /**
   *    * The entity path.
   * An entity path consists of one or more elements composed of a kind and a
   * string or numerical identifier, which identify entities. The first
   * element identifies a _root entity_, the second element identifies
   * a _child_ of the root entity, the third element identifies a child of the
   * second entity, and so forth. The entities identified by all prefixes of
   * the path are called the element's _ancestors_.
   * An entity path is always fully complete: *all* of the entity's ancestors
   * are required to be in the path along with the entity identifier itself.
   * The only exception is that in some documented cases, the identifier in the
   * last path element (for the entity) itself may be omitted. For example,
   * the last path element of the key of `Mutation.insert` may have no
   * identifier.
   * A path can never be empty, and a path can have at most 100 elements.
   * 
   *
   * repeated .google.datastore.v1.Key.PathElement path = 2;
   */
  java.util.List 
      getPathOrBuilderList();
  /**
   *    * The entity path.
   * An entity path consists of one or more elements composed of a kind and a
   * string or numerical identifier, which identify entities. The first
   * element identifies a _root entity_, the second element identifies
   * a _child_ of the root entity, the third element identifies a child of the
   * second entity, and so forth. The entities identified by all prefixes of
   * the path are called the element's _ancestors_.
   * An entity path is always fully complete: *all* of the entity's ancestors
   * are required to be in the path along with the entity identifier itself.
   * The only exception is that in some documented cases, the identifier in the
   * last path element (for the entity) itself may be omitted. For example,
   * the last path element of the key of `Mutation.insert` may have no
   * identifier.
   * A path can never be empty, and a path can have at most 100 elements.
   * 
   *
   * repeated .google.datastore.v1.Key.PathElement path = 2;
   */
  com.google.datastore.v1.Key.PathElementOrBuilder getPathOrBuilder(
      int index);
}