apache / tomcat-jakartaee-migration
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 1,198 lines of code.
    • 0 files changed more than 100 times (0 lines of code)
    • 0 files changed 51-100 times (0 lines of code)
    • 1 file changed 21-50 times (302 lines of code)
    • 8 files changed 6-20 times (467 lines of code)
    • 8 files changed 1-5 times (429 lines of code)
0% | 0% | 25% | 38% | 35%
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 1,198 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)
    • 4 files changed by 6-10 contributors (489 lines of code)
    • 12 files changed by 2-5 contributors (705 lines of code)
    • 1 file changed by 1 contributor (4 lines of code)
0% | 0% | 40% | 58% | <1%
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, txt, properties, md, yml, sh, gitignore, json, cmd
File Change Frequency per Extension
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
java0% | 0% | 25% | 40% | 33%
xml0% | 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% | 25% | 38% | 35%
Most Frequently Changed Files (Top 17)

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
Migration.java
in src/main/java/org/apache/tomcat/jakartaee
 302 21 2020-01-13 2023-04-19 31 7 markt@apache.org markt@apache.org
ClassConverter.java
in src/main/java/org/apache/tomcat/jakartaee
 122 7 2020-01-13 2022-12-02 20 6 markt@apache.org remm@apache.org
EESpecProfile.java
in src/main/java/org/apache/tomcat/jakartaee
 12 1 2020-04-06 2022-11-03 14 9 ebourg@apache.org remm@apache.org
TextConverter.java
in src/main/java/org/apache/tomcat/jakartaee
 53 4 2020-01-13 2022-11-03 12 6 markt@apache.org remm@apache.org
Util.java
in src/main/java/org/apache/tomcat/jakartaee
 30 4 2020-01-13 2022-11-03 9 5 markt@apache.org remm@apache.org
ManifestConverter.java
in src/main/java/org/apache/tomcat/jakartaee
 105 8 2021-02-08 2023-04-17 9 5 markt@apache.org markt@apache.org
MigrationCLI.java
in src/main/java/org/apache/tomcat/jakartaee
 71 3 2020-04-08 2023-04-17 7 4 ebourg@apache.org markt@apache.org
Converter.java
in src/main/java/org/apache/tomcat/jakartaee
 8 - 2020-01-13 2022-11-03 6 5 markt@apache.org remm@apache.org
MigrationTask.java
in src/main/java/org/apache/tomcat/jakartaee
 66 8 2020-04-08 2022-11-22 6 5 ebourg@apache.org reda-alaoui@hey.com
PassThroughConverter.java
in src/main/java/org/apache/tomcat/jakartaee
 23 3 2020-04-06 2022-11-03 5 4 ebourg@apache.org remm@apache.org
EESpecProfiles.java
in src/main/java/org/apache/tomcat/jakartaee
 82 3 2022-10-24 2022-12-02 4 2 dannyt@netflix.com remm@apache.org
Info.java
in src/main/java/org/apache/tomcat/jakartaee
 25 3 2020-01-13 2022-11-03 3 3 markt@apache.org remm@apache.org
bin.xml
in src/assembly
 32 - 2020-01-13 2020-12-01 3 2 markt@apache.org markt@apache.org
StringManager.java
in src/main/java/org/apache/tomcat/jakartaee
 98 6 2020-01-16 2020-04-19 3 2 remm@apache.org ebourg@apache.org
GlobMatcher.java
in src/main/java/org/apache/tomcat/jakartaee
 130 6 2021-02-09 2022-11-03 3 2 markt@apache.org remm@apache.org
AntHandler.java
in src/main/java/org/apache/tomcat/jakartaee
 35 4 2020-04-08 2022-09-15 2 2 ebourg@apache.org markt@apache.org
antlib.xml
in src/main/resources/org/apache/tomcat/jakartaee
 4 - 2020-04-08 2020-04-08 1 1 ebourg@apache.org ebourg@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
EESpecProfile.java
in src/main/java/org/apache/tomcat/jakartaee
 12 1 2020-04-06 2022-11-03 14 9 ebourg@apache.org remm@apache.org
Migration.java
in src/main/java/org/apache/tomcat/jakartaee
 302 21 2020-01-13 2023-04-19 31 7 markt@apache.org markt@apache.org
ClassConverter.java
in src/main/java/org/apache/tomcat/jakartaee
 122 7 2020-01-13 2022-12-02 20 6 markt@apache.org remm@apache.org
TextConverter.java
in src/main/java/org/apache/tomcat/jakartaee
 53 4 2020-01-13 2022-11-03 12 6 markt@apache.org remm@apache.org
Util.java
in src/main/java/org/apache/tomcat/jakartaee
 30 4 2020-01-13 2022-11-03 9 5 markt@apache.org remm@apache.org
ManifestConverter.java
in src/main/java/org/apache/tomcat/jakartaee
 105 8 2021-02-08 2023-04-17 9 5 markt@apache.org markt@apache.org
Converter.java
in src/main/java/org/apache/tomcat/jakartaee
 8 - 2020-01-13 2022-11-03 6 5 markt@apache.org remm@apache.org
MigrationTask.java
in src/main/java/org/apache/tomcat/jakartaee
 66 8 2020-04-08 2022-11-22 6 5 ebourg@apache.org reda-alaoui@hey.com
MigrationCLI.java
in src/main/java/org/apache/tomcat/jakartaee
 71 3 2020-04-08 2023-04-17 7 4 ebourg@apache.org markt@apache.org
PassThroughConverter.java
in src/main/java/org/apache/tomcat/jakartaee
 23 3 2020-04-06 2022-11-03 5 4 ebourg@apache.org remm@apache.org
Info.java
in src/main/java/org/apache/tomcat/jakartaee
 25 3 2020-01-13 2022-11-03 3 3 markt@apache.org remm@apache.org
EESpecProfiles.java
in src/main/java/org/apache/tomcat/jakartaee
 82 3 2022-10-24 2022-12-02 4 2 dannyt@netflix.com remm@apache.org
bin.xml
in src/assembly
 32 - 2020-01-13 2020-12-01 3 2 markt@apache.org markt@apache.org
GlobMatcher.java
in src/main/java/org/apache/tomcat/jakartaee
 130 6 2021-02-09 2022-11-03 3 2 markt@apache.org remm@apache.org
StringManager.java
in src/main/java/org/apache/tomcat/jakartaee
 98 6 2020-01-16 2020-04-19 3 2 remm@apache.org ebourg@apache.org
AntHandler.java
in src/main/java/org/apache/tomcat/jakartaee
 35 4 2020-04-08 2022-09-15 2 2 ebourg@apache.org markt@apache.org
antlib.xml
in src/main/resources/org/apache/tomcat/jakartaee
 4 - 2020-04-08 2020-04-08 1 1 ebourg@apache.org ebourg@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
antlib.xml
in src/main/resources/org/apache/tomcat/jakartaee
 4 - 2020-04-08 2020-04-08 1 1 ebourg@apache.org ebourg@apache.org
GlobMatcher.java
in src/main/java/org/apache/tomcat/jakartaee
 130 6 2021-02-09 2022-11-03 3 2 markt@apache.org remm@apache.org
StringManager.java
in src/main/java/org/apache/tomcat/jakartaee
 98 6 2020-01-16 2020-04-19 3 2 remm@apache.org ebourg@apache.org
EESpecProfiles.java
in src/main/java/org/apache/tomcat/jakartaee
 82 3 2022-10-24 2022-12-02 4 2 dannyt@netflix.com remm@apache.org
AntHandler.java
in src/main/java/org/apache/tomcat/jakartaee
 35 4 2020-04-08 2022-09-15 2 2 ebourg@apache.org markt@apache.org
bin.xml
in src/assembly
 32 - 2020-01-13 2020-12-01 3 2 markt@apache.org markt@apache.org
Info.java
in src/main/java/org/apache/tomcat/jakartaee
 25 3 2020-01-13 2022-11-03 3 3 markt@apache.org remm@apache.org
MigrationCLI.java
in src/main/java/org/apache/tomcat/jakartaee
 71 3 2020-04-08 2023-04-17 7 4 ebourg@apache.org markt@apache.org
PassThroughConverter.java
in src/main/java/org/apache/tomcat/jakartaee
 23 3 2020-04-06 2022-11-03 5 4 ebourg@apache.org remm@apache.org
ManifestConverter.java
in src/main/java/org/apache/tomcat/jakartaee
 105 8 2021-02-08 2023-04-17 9 5 markt@apache.org markt@apache.org
MigrationTask.java
in src/main/java/org/apache/tomcat/jakartaee
 66 8 2020-04-08 2022-11-22 6 5 ebourg@apache.org reda-alaoui@hey.com
Util.java
in src/main/java/org/apache/tomcat/jakartaee
 30 4 2020-01-13 2022-11-03 9 5 markt@apache.org remm@apache.org
Converter.java
in src/main/java/org/apache/tomcat/jakartaee
 8 - 2020-01-13 2022-11-03 6 5 markt@apache.org remm@apache.org
ClassConverter.java
in src/main/java/org/apache/tomcat/jakartaee
 122 7 2020-01-13 2022-12-02 20 6 markt@apache.org remm@apache.org
TextConverter.java
in src/main/java/org/apache/tomcat/jakartaee
 53 4 2020-01-13 2022-11-03 12 6 markt@apache.org remm@apache.org
Migration.java
in src/main/java/org/apache/tomcat/jakartaee
 302 21 2020-01-13 2023-04-19 31 7 markt@apache.org markt@apache.org
EESpecProfile.java
in src/main/java/org/apache/tomcat/jakartaee
 12 1 2020-04-06 2022-11-03 14 9 ebourg@apache.org remm@apache.org
Correlations

File Size vs. Number of Changes: 17 points

src/main/java/org/apache/tomcat/jakartaee/Migration.java x: 302 lines of code y: 31 # changes src/main/java/org/apache/tomcat/jakartaee/MigrationCLI.java x: 71 lines of code y: 7 # changes src/main/java/org/apache/tomcat/jakartaee/MigrationTask.java x: 66 lines of code y: 6 # changes src/main/java/org/apache/tomcat/jakartaee/ManifestConverter.java x: 105 lines of code y: 9 # changes src/main/java/org/apache/tomcat/jakartaee/ClassConverter.java x: 122 lines of code y: 20 # changes src/main/java/org/apache/tomcat/jakartaee/EESpecProfiles.java x: 82 lines of code y: 4 # changes src/main/java/org/apache/tomcat/jakartaee/Converter.java x: 8 lines of code y: 6 # changes src/main/java/org/apache/tomcat/jakartaee/EESpecProfile.java x: 12 lines of code y: 14 # changes src/main/java/org/apache/tomcat/jakartaee/GlobMatcher.java x: 130 lines of code y: 3 # changes src/main/java/org/apache/tomcat/jakartaee/Info.java x: 25 lines of code y: 3 # changes src/main/java/org/apache/tomcat/jakartaee/PassThroughConverter.java x: 23 lines of code y: 5 # changes src/main/java/org/apache/tomcat/jakartaee/TextConverter.java x: 53 lines of code y: 12 # changes src/main/java/org/apache/tomcat/jakartaee/Util.java x: 30 lines of code y: 9 # changes src/main/java/org/apache/tomcat/jakartaee/AntHandler.java x: 35 lines of code y: 2 # changes src/assembly/bin.xml x: 32 lines of code y: 3 # changes src/main/java/org/apache/tomcat/jakartaee/StringManager.java x: 98 lines of code y: 3 # changes src/main/resources/org/apache/tomcat/jakartaee/antlib.xml x: 4 lines of code y: 1 # changes
31.0
# changes
  min: 1.0
  average: 8.12
  25th percentile: 3.0
  median: 6.0
  75th percentile: 10.5
  max: 31.0
0 302.0
lines of code
min: 4.0 | average: 70.47 | 25th percentile: 24.0 | median: 53.0 | 75th percentile: 101.5 | max: 302.0

Number of Contributors vs. Number of Changes: 17 points

src/main/java/org/apache/tomcat/jakartaee/Migration.java x: 7 # contributors y: 31 # changes src/main/java/org/apache/tomcat/jakartaee/MigrationCLI.java x: 4 # contributors y: 7 # changes src/main/java/org/apache/tomcat/jakartaee/MigrationTask.java x: 5 # contributors y: 6 # changes src/main/java/org/apache/tomcat/jakartaee/ManifestConverter.java x: 5 # contributors y: 9 # changes src/main/java/org/apache/tomcat/jakartaee/ClassConverter.java x: 6 # contributors y: 20 # changes src/main/java/org/apache/tomcat/jakartaee/EESpecProfiles.java x: 2 # contributors y: 4 # changes src/main/java/org/apache/tomcat/jakartaee/EESpecProfile.java x: 9 # contributors y: 14 # changes src/main/java/org/apache/tomcat/jakartaee/GlobMatcher.java x: 2 # contributors y: 3 # changes src/main/java/org/apache/tomcat/jakartaee/Info.java x: 3 # contributors y: 3 # changes src/main/java/org/apache/tomcat/jakartaee/PassThroughConverter.java x: 4 # contributors y: 5 # changes src/main/java/org/apache/tomcat/jakartaee/TextConverter.java x: 6 # contributors y: 12 # changes src/main/java/org/apache/tomcat/jakartaee/AntHandler.java x: 2 # contributors y: 2 # changes src/main/resources/org/apache/tomcat/jakartaee/antlib.xml x: 1 # contributors y: 1 # changes
31.0
# changes
  min: 1.0
  average: 8.12
  25th percentile: 3.0
  median: 6.0
  75th percentile: 10.5
  max: 31.0
0 9.0
# contributors
min: 1.0 | average: 4.12 | 25th percentile: 2.0 | median: 4.0 | 75th percentile: 5.5 | max: 9.0

Number of Contributors vs. File Size: 17 points

src/main/java/org/apache/tomcat/jakartaee/Migration.java x: 7 # contributors y: 302 lines of code src/main/java/org/apache/tomcat/jakartaee/MigrationCLI.java x: 4 # contributors y: 71 lines of code src/main/java/org/apache/tomcat/jakartaee/MigrationTask.java x: 5 # contributors y: 66 lines of code src/main/java/org/apache/tomcat/jakartaee/ManifestConverter.java x: 5 # contributors y: 105 lines of code src/main/java/org/apache/tomcat/jakartaee/ClassConverter.java x: 6 # contributors y: 122 lines of code src/main/java/org/apache/tomcat/jakartaee/EESpecProfiles.java x: 2 # contributors y: 82 lines of code src/main/java/org/apache/tomcat/jakartaee/Converter.java x: 5 # contributors y: 8 lines of code src/main/java/org/apache/tomcat/jakartaee/EESpecProfile.java x: 9 # contributors y: 12 lines of code src/main/java/org/apache/tomcat/jakartaee/GlobMatcher.java x: 2 # contributors y: 130 lines of code src/main/java/org/apache/tomcat/jakartaee/Info.java x: 3 # contributors y: 25 lines of code src/main/java/org/apache/tomcat/jakartaee/PassThroughConverter.java x: 4 # contributors y: 23 lines of code src/main/java/org/apache/tomcat/jakartaee/TextConverter.java x: 6 # contributors y: 53 lines of code src/main/java/org/apache/tomcat/jakartaee/Util.java x: 5 # contributors y: 30 lines of code src/main/java/org/apache/tomcat/jakartaee/AntHandler.java x: 2 # contributors y: 35 lines of code src/assembly/bin.xml x: 2 # contributors y: 32 lines of code src/main/java/org/apache/tomcat/jakartaee/StringManager.java x: 2 # contributors y: 98 lines of code src/main/resources/org/apache/tomcat/jakartaee/antlib.xml x: 1 # contributors y: 4 lines of code
302.0
lines of code
  min: 4.0
  average: 70.47
  25th percentile: 24.0
  median: 53.0
  75th percentile: 101.5
  max: 302.0
0 9.0
# contributors
min: 1.0 | average: 4.12 | 25th percentile: 2.0 | median: 4.0 | 75th percentile: 5.5 | max: 9.0