Infrastructure for Building Code Search Applications for Developers - Finding Source Code on the Web for Remix and Reuse - page 145

Description

Project
project_id Unique identifier for a project

project_type Denotes whether this project represents a crawled project, or a Jar file

name Name of the project as it appears in the originating Internet repository

description Description of the project from the originating Internet repository

version Version of this project as extracted from originating Internet repository

groop Specific field applicable to Maven Jars

path Corresponds to the <batch>/<id> path fragment as defined by the storage

model

has_source Denotes whether the project contains source files

File
file_id Unique identifier for a file

file_type Denotes the file's type - source, Jar, class

name Name of the file in the file system

path Corresponds to either

<batch>/<id>/content/<path> ,

r

jars/<jar_path> as defined by the storage model

hash Unique MD5 hash, applicable for Jars only

project_id project_id that this file belongs to

Entity
entity_id Unique identifier for an Entity

entity_type One of the several code entity types. (e.g., CLASS, METHOD)

fqn Fully qualified name (FQN) of the entity

modifiers Modifiers defined for the code entity

multi Denotes array dimension, applicable for ARRAY types only

file_id file_id that this entity is extracted from

offset Start position of this entity in the source file

length Length of this entity in the text (source file)

Relation
relation_id

Unique identifier for a relation

relation_type One of the several code relation types. (e.g., CALLS, EXTENDS)

relation_class Denotes whether the relation terminates to a library or a local entity

lhs_eid The source entity that the relation originates from

rhs_eid The target entity that the relation terminates into

offset Start position in the source entity's corresponding file where this relation exists

length Length of the text in source code where this relation spans

Comment
comment_id Unique identifier for a comment
comment_type Denotes the comment's type - Javadoc, Block, Line
containing_eid The immediate code entity that contains this comment
following_eid The immediate code entity that follows this comment

file_id File where this comment is found

offset Start position of comment in the source file

length Length of this comment in text (source file)

Table 8.3: Sourcerer's relational model elements details

4. Fields that store information to facilitate retrieval based on structural similar-
ity (e.g., fields storing fully qualified names (FQNs) of used entities and terms
extracted from similar entities).
5. Fields that pertain to some metric computed on an entity.
6. Fields that store unique identifiers (ids) of entities for navigational/browsing
queries