spotify / ffwd-client-java
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 11 files with 1,026 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)
    • 0 files changed 6-20 times (0 lines of code)
    • 11 files changed 1-5 times (1,026 lines of code)
0% | 0% | 0% | 0% | 100%
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 11 files with 1,026 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)
    • 3 files changed by 2-5 contributors (339 lines of code)
    • 8 files changed by 1 contributor (687 lines of code)
0% | 0% | 0% | 33% | 66%
Legend:
26+
11-25
6-10
2-5
1

explore: grouped by folders | grouped by contributors count | data
File Change Frequency per File Extension
java, xml, proto, md, yaml, txt, gitignore, json
File Change Frequency per Extension
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
java0% | 0% | 0% | 0% | 100%
proto0% | 0% | 0% | 0% | 100%
yaml0% | 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
ffwd-client0% | 0% | 0% | 0% | 100%
opencensus-exporter0% | 0% | 0% | 0% | 100%
perf0% | 0% | 0% | 0% | 100%
ROOT0% | 0% | 0% | 0% | 100%
Most Frequently Changed Files (Top 11)

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
Value.java
in ffwd-client/src/main/java/com/spotify/ffwd/v1
 47 5 2020-08-03 2020-09-16 3 1 adeleo@spotify.com adeleo@spotify.com
Metric.java
in ffwd-client/src/main/java/com/spotify/ffwd/v1
 211 21 2020-08-03 2020-09-16 3 1 adeleo@spotify.com adeleo@spotify.com
proto
protocol1.proto
in ffwd-client/src/main/proto
 50 - 2020-08-03 2020-08-18 2 1 adeleo@spotify.com adeleo@spotify.com
FastForward.java
in ffwd-client/src/main/java/com/spotify/ffwd
 81 12 2019-12-16 2020-08-18 2 2 dmichel@spotify.com adeleo@spotify.com
FastForwardPerf.java
in perf/src/main/java/com/spotify/ffwd
 117 6 2019-07-11 2019-12-16 2 2 whuba@spotify.com dmichel@spotify.com
FfwdMetricsConverter.java
in opencensus-exporter/src/main/java/com/spotify/ffwd
 141 9 2019-12-16 2020-11-18 2 2 dmichel@spotify.com laurenm@spotify.com
7 - 2022-08-29 2022-08-29 1 1 lmuhlha@gmail.com lmuhlha@gmail.com
proto
protocol0.proto
in ffwd-client/src/main/proto
 43 - 2019-12-16 2019-12-16 1 1 dmichel@spotify.com dmichel@spotify.com
FfwdStatsConfiguration.java
in opencensus-exporter/src/main/java/com/spotify/ffwd
 45 10 2019-12-16 2019-12-16 1 1 dmichel@spotify.com dmichel@spotify.com
FfwdStatsExporter.java
in opencensus-exporter/src/main/java/com/spotify/ffwd
 65 5 2019-12-16 2019-12-16 1 1 dmichel@spotify.com dmichel@spotify.com
Metric.java
in ffwd-client/src/main/java/com/spotify/ffwd
 219 23 2019-12-16 2019-12-16 1 1 dmichel@spotify.com dmichel@spotify.com
Files With Most Contributors (Top 11)
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
FastForward.java
in ffwd-client/src/main/java/com/spotify/ffwd
 81 12 2019-12-16 2020-08-18 2 2 dmichel@spotify.com adeleo@spotify.com
FfwdMetricsConverter.java
in opencensus-exporter/src/main/java/com/spotify/ffwd
 141 9 2019-12-16 2020-11-18 2 2 dmichel@spotify.com laurenm@spotify.com
FastForwardPerf.java
in perf/src/main/java/com/spotify/ffwd
 117 6 2019-07-11 2019-12-16 2 2 whuba@spotify.com dmichel@spotify.com
Metric.java
in ffwd-client/src/main/java/com/spotify/ffwd/v1
 211 21 2020-08-03 2020-09-16 3 1 adeleo@spotify.com adeleo@spotify.com
Value.java
in ffwd-client/src/main/java/com/spotify/ffwd/v1
 47 5 2020-08-03 2020-09-16 3 1 adeleo@spotify.com adeleo@spotify.com
proto
protocol1.proto
in ffwd-client/src/main/proto
 50 - 2020-08-03 2020-08-18 2 1 adeleo@spotify.com adeleo@spotify.com
proto
protocol0.proto
in ffwd-client/src/main/proto
 43 - 2019-12-16 2019-12-16 1 1 dmichel@spotify.com dmichel@spotify.com
Metric.java
in ffwd-client/src/main/java/com/spotify/ffwd
 219 23 2019-12-16 2019-12-16 1 1 dmichel@spotify.com dmichel@spotify.com
FfwdStatsExporter.java
in opencensus-exporter/src/main/java/com/spotify/ffwd
 65 5 2019-12-16 2019-12-16 1 1 dmichel@spotify.com dmichel@spotify.com
FfwdStatsConfiguration.java
in opencensus-exporter/src/main/java/com/spotify/ffwd
 45 10 2019-12-16 2019-12-16 1 1 dmichel@spotify.com dmichel@spotify.com
7 - 2022-08-29 2022-08-29 1 1 lmuhlha@gmail.com lmuhlha@gmail.com
Files With Least Contributors (Top 11)
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
Metric.java
in ffwd-client/src/main/java/com/spotify/ffwd
 219 23 2019-12-16 2019-12-16 1 1 dmichel@spotify.com dmichel@spotify.com
Metric.java
in ffwd-client/src/main/java/com/spotify/ffwd/v1
 211 21 2020-08-03 2020-09-16 3 1 adeleo@spotify.com adeleo@spotify.com
FfwdStatsExporter.java
in opencensus-exporter/src/main/java/com/spotify/ffwd
 65 5 2019-12-16 2019-12-16 1 1 dmichel@spotify.com dmichel@spotify.com
proto
protocol1.proto
in ffwd-client/src/main/proto
 50 - 2020-08-03 2020-08-18 2 1 adeleo@spotify.com adeleo@spotify.com
Value.java
in ffwd-client/src/main/java/com/spotify/ffwd/v1
 47 5 2020-08-03 2020-09-16 3 1 adeleo@spotify.com adeleo@spotify.com
FfwdStatsConfiguration.java
in opencensus-exporter/src/main/java/com/spotify/ffwd
 45 10 2019-12-16 2019-12-16 1 1 dmichel@spotify.com dmichel@spotify.com
proto
protocol0.proto
in ffwd-client/src/main/proto
 43 - 2019-12-16 2019-12-16 1 1 dmichel@spotify.com dmichel@spotify.com
7 - 2022-08-29 2022-08-29 1 1 lmuhlha@gmail.com lmuhlha@gmail.com
FfwdMetricsConverter.java
in opencensus-exporter/src/main/java/com/spotify/ffwd
 141 9 2019-12-16 2020-11-18 2 2 dmichel@spotify.com laurenm@spotify.com
FastForwardPerf.java
in perf/src/main/java/com/spotify/ffwd
 117 6 2019-07-11 2019-12-16 2 2 whuba@spotify.com dmichel@spotify.com
FastForward.java
in ffwd-client/src/main/java/com/spotify/ffwd
 81 12 2019-12-16 2020-08-18 2 2 dmichel@spotify.com adeleo@spotify.com
Correlations

File Size vs. Number of Changes: 11 points

catalog-info.yaml x: 7 lines of code y: 1 # changes opencensus-exporter/src/main/java/com/spotify/ffwd/FfwdMetricsConverter.java x: 141 lines of code y: 2 # changes ffwd-client/src/main/java/com/spotify/ffwd/v1/Metric.java x: 211 lines of code y: 3 # changes ffwd-client/src/main/java/com/spotify/ffwd/v1/Value.java x: 47 lines of code y: 3 # changes ffwd-client/src/main/java/com/spotify/ffwd/FastForward.java x: 81 lines of code y: 2 # changes ffwd-client/src/main/proto/protocol1.proto x: 50 lines of code y: 2 # changes ffwd-client/src/main/java/com/spotify/ffwd/Metric.java x: 219 lines of code y: 1 # changes ffwd-client/src/main/proto/protocol0.proto x: 43 lines of code y: 1 # changes opencensus-exporter/src/main/java/com/spotify/ffwd/FfwdStatsConfiguration.java x: 45 lines of code y: 1 # changes opencensus-exporter/src/main/java/com/spotify/ffwd/FfwdStatsExporter.java x: 65 lines of code y: 1 # changes perf/src/main/java/com/spotify/ffwd/FastForwardPerf.java x: 117 lines of code y: 2 # changes
3.0
# changes
  min: 1.0
  average: 1.73
  25th percentile: 1.0
  median: 2.0
  75th percentile: 2.0
  max: 3.0
0 219.0
lines of code
min: 7.0 | average: 93.27 | 25th percentile: 45.0 | median: 65.0 | 75th percentile: 141.0 | max: 219.0

Number of Contributors vs. Number of Changes: 11 points

catalog-info.yaml x: 1 # contributors y: 1 # changes opencensus-exporter/src/main/java/com/spotify/ffwd/FfwdMetricsConverter.java x: 2 # contributors y: 2 # changes ffwd-client/src/main/java/com/spotify/ffwd/v1/Metric.java x: 1 # contributors y: 3 # changes ffwd-client/src/main/proto/protocol1.proto x: 1 # contributors y: 2 # changes
3.0
# changes
  min: 1.0
  average: 1.73
  25th percentile: 1.0
  median: 2.0
  75th percentile: 2.0
  max: 3.0
0 2.0
# contributors
min: 1.0 | average: 1.27 | 25th percentile: 1.0 | median: 1.0 | 75th percentile: 2.0 | max: 2.0

Number of Contributors vs. File Size: 11 points

catalog-info.yaml x: 1 # contributors y: 7 lines of code opencensus-exporter/src/main/java/com/spotify/ffwd/FfwdMetricsConverter.java x: 2 # contributors y: 141 lines of code ffwd-client/src/main/java/com/spotify/ffwd/v1/Metric.java x: 1 # contributors y: 211 lines of code ffwd-client/src/main/java/com/spotify/ffwd/v1/Value.java x: 1 # contributors y: 47 lines of code ffwd-client/src/main/java/com/spotify/ffwd/FastForward.java x: 2 # contributors y: 81 lines of code ffwd-client/src/main/proto/protocol1.proto x: 1 # contributors y: 50 lines of code ffwd-client/src/main/java/com/spotify/ffwd/Metric.java x: 1 # contributors y: 219 lines of code ffwd-client/src/main/proto/protocol0.proto x: 1 # contributors y: 43 lines of code opencensus-exporter/src/main/java/com/spotify/ffwd/FfwdStatsConfiguration.java x: 1 # contributors y: 45 lines of code opencensus-exporter/src/main/java/com/spotify/ffwd/FfwdStatsExporter.java x: 1 # contributors y: 65 lines of code perf/src/main/java/com/spotify/ffwd/FastForwardPerf.java x: 2 # contributors y: 117 lines of code
219.0
lines of code
  min: 7.0
  average: 93.27
  25th percentile: 45.0
  median: 65.0
  75th percentile: 141.0
  max: 219.0
0 2.0
# contributors
min: 1.0 | average: 1.27 | 25th percentile: 1.0 | median: 1.0 | 75th percentile: 2.0 | max: 2.0