apache / streams-examples
File Change Frequency

File change frequency (churn) shows the distribution of file updates (days with at least one commit).

Overview
File Change Frequency Overall
  • There are 17 files with 477 lines of code.
    • 0 files changed more than 100 times (0 lines of code)
    • 0 files changed 51-100 times (0 lines of code)
    • 0 files changed 21-50 times (0 lines of code)
    • 1 file changed 6-20 times (29 lines of code)
    • 16 files changed 1-5 times (448 lines of code)
0% | 0% | 0% | 6% | 93%
Legend:
101+
51-100
21-50
6-20
1-5

explore: grouped by folders | grouped by update frequency | data
Contributors Count Frequency Overall
  • There are 17 files with 477 lines of code.
    • 0 files changed by more than 25 contributors (0 lines of code)
    • 0 files changed by 11-25 contributors (0 lines of code)
    • 0 files changed by 6-10 contributors (0 lines of code)
    • 5 files changed by 2-5 contributors (269 lines of code)
    • 12 files changed by 1 contributor (208 lines of code)
0% | 0% | 0% | 56% | 43%
Legend:
26+
11-25
6-10
2-5
1

explore: grouped by folders | grouped by contributors count | data
File Change Frequency per File Extension
md, xml, json, java, scala, svg, txt, properties, gitignore, yml
File Change Frequency per Extension
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
xml0% | 0% | 0% | 23% | 76%
java0% | 0% | 0% | 0% | 100%
File Change Frequency per Logical Decomposition
primary
primary (file change frequency)
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
src0% | 0% | 0% | 100% | 0%
local0% | 0% | 0% | 0% | 100%
flink0% | 0% | 0% | 0% | 100%
Most Frequently Changed Files (Top 17)

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
site.xml
in src/site
 29 - 2015-04-28 2017-09-14 7 1 sblackmon@apache.org sblackmon@apache.org
ElasticsearchReindex.java
in local/elasticsearch-reindex/src/main/java/org/apache/streams/example
 39 4 2016-10-11 2017-10-28 5 2 sblackmon@apache.org sblackmon@apache.org
ElasticsearchHdfs.java
in local/elasticsearch-hdfs/src/main/java/org/apache/streams/example
 39 4 2016-10-11 2017-10-28 5 2 sblackmon@apache.org sblackmon@apache.org
HdfsElasticsearch.java
in local/elasticsearch-hdfs/src/main/java/org/apache/streams/example
 39 4 2016-10-11 2017-10-28 5 2 sblackmon@apache.org sblackmon@apache.org
TwitterFollowNeo4j.java
in local/twitter-follow-neo4j/src/main/java/org/apache/streams/example
 61 4 2016-10-11 2017-10-28 5 2 sblackmon@apache.org sblackmon@apache.org
MongoElasticsearchSync.java
in local/mongo-elasticsearch-sync/src/main/java/org/apache/streams/example
 39 4 2016-10-11 2017-10-28 4 1 sblackmon@apache.org sblackmon@apache.org
TwitterUserstreamElasticsearch.java
in local/twitter-userstream-elasticsearch/src/main/java/org/apache/streams/example
 91 8 2016-10-11 2017-10-28 4 2 sblackmon@apache.org sblackmon@apache.org
TwitterHistoryElasticsearch.java
in local/twitter-history-elasticsearch/src/main/java/org/apache/streams/example
 43 4 2016-10-11 2017-10-28 3 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/elasticsearch-reindex/src/site
 8 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/elasticsearch-hdfs/src/site
 8 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in flink/src/site
 8 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/mongo-elasticsearch-sync/src/site
 9 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/twitter-history-elasticsearch/src/site
 11 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/twitter-userstream-elasticsearch/src/site
 11 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/twitter-follow-neo4j/src/site
 11 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
logback.xml
in local/elasticsearch-reindex/src/main/resources
 20 - 2015-02-18 2016-09-19 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in flink/flink-twitter-collection/src/site
 11 - 2016-10-11 2016-10-11 1 1 sblackmon@apache.org sblackmon@apache.org
Files With Most Contributors (Top 17)
Based on the number of unique email addresses found in commits.

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
TwitterFollowNeo4j.java
in local/twitter-follow-neo4j/src/main/java/org/apache/streams/example
 61 4 2016-10-11 2017-10-28 5 2 sblackmon@apache.org sblackmon@apache.org
HdfsElasticsearch.java
in local/elasticsearch-hdfs/src/main/java/org/apache/streams/example
 39 4 2016-10-11 2017-10-28 5 2 sblackmon@apache.org sblackmon@apache.org
ElasticsearchHdfs.java
in local/elasticsearch-hdfs/src/main/java/org/apache/streams/example
 39 4 2016-10-11 2017-10-28 5 2 sblackmon@apache.org sblackmon@apache.org
ElasticsearchReindex.java
in local/elasticsearch-reindex/src/main/java/org/apache/streams/example
 39 4 2016-10-11 2017-10-28 5 2 sblackmon@apache.org sblackmon@apache.org
TwitterUserstreamElasticsearch.java
in local/twitter-userstream-elasticsearch/src/main/java/org/apache/streams/example
 91 8 2016-10-11 2017-10-28 4 2 sblackmon@apache.org sblackmon@apache.org
site.xml
in src/site
 29 - 2015-04-28 2017-09-14 7 1 sblackmon@apache.org sblackmon@apache.org
MongoElasticsearchSync.java
in local/mongo-elasticsearch-sync/src/main/java/org/apache/streams/example
 39 4 2016-10-11 2017-10-28 4 1 sblackmon@apache.org sblackmon@apache.org
TwitterHistoryElasticsearch.java
in local/twitter-history-elasticsearch/src/main/java/org/apache/streams/example
 43 4 2016-10-11 2017-10-28 3 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in flink/src/site
 8 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/twitter-follow-neo4j/src/site
 11 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/elasticsearch-hdfs/src/site
 8 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/twitter-userstream-elasticsearch/src/site
 11 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/elasticsearch-reindex/src/site
 8 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
logback.xml
in local/elasticsearch-reindex/src/main/resources
 20 - 2015-02-18 2016-09-19 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/twitter-history-elasticsearch/src/site
 11 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/mongo-elasticsearch-sync/src/site
 9 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in flink/flink-twitter-collection/src/site
 11 - 2016-10-11 2016-10-11 1 1 sblackmon@apache.org sblackmon@apache.org
Files With Least Contributors (Top 17)
Based on the number of unique email addresses found in commits.

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
TwitterHistoryElasticsearch.java
in local/twitter-history-elasticsearch/src/main/java/org/apache/streams/example
 43 4 2016-10-11 2017-10-28 3 1 sblackmon@apache.org sblackmon@apache.org
MongoElasticsearchSync.java
in local/mongo-elasticsearch-sync/src/main/java/org/apache/streams/example
 39 4 2016-10-11 2017-10-28 4 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in src/site
 29 - 2015-04-28 2017-09-14 7 1 sblackmon@apache.org sblackmon@apache.org
logback.xml
in local/elasticsearch-reindex/src/main/resources
 20 - 2015-02-18 2016-09-19 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in flink/flink-twitter-collection/src/site
 11 - 2016-10-11 2016-10-11 1 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/twitter-follow-neo4j/src/site
 11 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/twitter-userstream-elasticsearch/src/site
 11 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/twitter-history-elasticsearch/src/site
 11 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/mongo-elasticsearch-sync/src/site
 9 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in flink/src/site
 8 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/elasticsearch-hdfs/src/site
 8 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
site.xml
in local/elasticsearch-reindex/src/site
 8 - 2016-10-11 2017-01-16 2 1 sblackmon@apache.org sblackmon@apache.org
TwitterUserstreamElasticsearch.java
in local/twitter-userstream-elasticsearch/src/main/java/org/apache/streams/example
 91 8 2016-10-11 2017-10-28 4 2 sblackmon@apache.org sblackmon@apache.org
TwitterFollowNeo4j.java
in local/twitter-follow-neo4j/src/main/java/org/apache/streams/example
 61 4 2016-10-11 2017-10-28 5 2 sblackmon@apache.org sblackmon@apache.org
HdfsElasticsearch.java
in local/elasticsearch-hdfs/src/main/java/org/apache/streams/example
 39 4 2016-10-11 2017-10-28 5 2 sblackmon@apache.org sblackmon@apache.org
ElasticsearchHdfs.java
in local/elasticsearch-hdfs/src/main/java/org/apache/streams/example
 39 4 2016-10-11 2017-10-28 5 2 sblackmon@apache.org sblackmon@apache.org
ElasticsearchReindex.java
in local/elasticsearch-reindex/src/main/java/org/apache/streams/example
 39 4 2016-10-11 2017-10-28 5 2 sblackmon@apache.org sblackmon@apache.org
Correlations

File Size vs. Number of Changes: 17 points

local/elasticsearch-hdfs/src/main/java/org/apache/streams/example/ElasticsearchHdfs.java x: 39 lines of code y: 5 # changes local/mongo-elasticsearch-sync/src/main/java/org/apache/streams/example/MongoElasticsearchSync.java x: 39 lines of code y: 4 # changes local/twitter-follow-neo4j/src/main/java/org/apache/streams/example/TwitterFollowNeo4j.java x: 61 lines of code y: 5 # changes local/twitter-history-elasticsearch/src/main/java/org/apache/streams/example/TwitterHistoryElasticsearch.java x: 43 lines of code y: 3 # changes local/twitter-userstream-elasticsearch/src/main/java/org/apache/streams/example/TwitterUserstreamElasticsearch.java x: 91 lines of code y: 4 # changes src/site/site.xml x: 29 lines of code y: 7 # changes flink/src/site/site.xml x: 8 lines of code y: 2 # changes local/mongo-elasticsearch-sync/src/site/site.xml x: 9 lines of code y: 2 # changes local/twitter-follow-neo4j/src/site/site.xml x: 11 lines of code y: 2 # changes flink/flink-twitter-collection/src/site/site.xml x: 11 lines of code y: 1 # changes local/elasticsearch-reindex/src/main/resources/logback.xml x: 20 lines of code y: 2 # changes
7.0
# changes
  min: 1.0
  average: 3.24
  25th percentile: 2.0
  median: 2.0
  75th percentile: 5.0
  max: 7.0
0 91.0
lines of code
min: 8.0 | average: 28.06 | 25th percentile: 10.0 | median: 20.0 | 75th percentile: 39.0 | max: 91.0

Number of Contributors vs. Number of Changes: 17 points

local/elasticsearch-hdfs/src/main/java/org/apache/streams/example/ElasticsearchHdfs.java x: 2 # contributors y: 5 # changes local/mongo-elasticsearch-sync/src/main/java/org/apache/streams/example/MongoElasticsearchSync.java x: 1 # contributors y: 4 # changes local/twitter-history-elasticsearch/src/main/java/org/apache/streams/example/TwitterHistoryElasticsearch.java x: 1 # contributors y: 3 # changes local/twitter-userstream-elasticsearch/src/main/java/org/apache/streams/example/TwitterUserstreamElasticsearch.java x: 2 # contributors y: 4 # changes src/site/site.xml x: 1 # contributors y: 7 # changes flink/src/site/site.xml x: 1 # contributors y: 2 # changes flink/flink-twitter-collection/src/site/site.xml x: 1 # contributors y: 1 # changes
7.0
# changes
  min: 1.0
  average: 3.24
  25th percentile: 2.0
  median: 2.0
  75th percentile: 5.0
  max: 7.0
0 2.0
# contributors
min: 1.0 | average: 1.29 | 25th percentile: 1.0 | median: 1.0 | 75th percentile: 2.0 | max: 2.0

Number of Contributors vs. File Size: 17 points

local/elasticsearch-hdfs/src/main/java/org/apache/streams/example/ElasticsearchHdfs.java x: 2 # contributors y: 39 lines of code local/mongo-elasticsearch-sync/src/main/java/org/apache/streams/example/MongoElasticsearchSync.java x: 1 # contributors y: 39 lines of code local/twitter-follow-neo4j/src/main/java/org/apache/streams/example/TwitterFollowNeo4j.java x: 2 # contributors y: 61 lines of code local/twitter-history-elasticsearch/src/main/java/org/apache/streams/example/TwitterHistoryElasticsearch.java x: 1 # contributors y: 43 lines of code local/twitter-userstream-elasticsearch/src/main/java/org/apache/streams/example/TwitterUserstreamElasticsearch.java x: 2 # contributors y: 91 lines of code src/site/site.xml x: 1 # contributors y: 29 lines of code flink/src/site/site.xml x: 1 # contributors y: 8 lines of code local/mongo-elasticsearch-sync/src/site/site.xml x: 1 # contributors y: 9 lines of code local/twitter-follow-neo4j/src/site/site.xml x: 1 # contributors y: 11 lines of code local/elasticsearch-reindex/src/main/resources/logback.xml x: 1 # contributors y: 20 lines of code
91.0
lines of code
  min: 8.0
  average: 28.06
  25th percentile: 10.0
  median: 20.0
  75th percentile: 39.0
  max: 91.0
0 2.0
# contributors
min: 1.0 | average: 1.29 | 25th percentile: 1.0 | median: 1.0 | 75th percentile: 2.0 | max: 2.0