apache / logging-log4j-server
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 18 files with 855 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)
    • 2 files changed 6-20 times (265 lines of code)
    • 16 files changed 1-5 times (590 lines of code)
0% | 0% | 0% | 30% | 69%
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 18 files with 855 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)
    • 2 files changed by 6-10 contributors (265 lines of code)
    • 15 files changed by 2-5 contributors (556 lines of code)
    • 1 file changed by 1 contributor (34 lines of code)
0% | 0% | 30% | 65% | 3%
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, gitignore, md, json
File Change Frequency per Extension
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
java0% | 0% | 0% | 33% | 66%
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
log4j-server0% | 0% | 0% | 32% | 67%
src0% | 0% | 0% | 0% | 100%
Most Frequently Changed Files (Top 18)

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
TcpSocketServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 180 16 2017-04-11 2022-11-29 11 7 mikael.staldal@magine.com rgoers@apache.org
UdpSocketServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 85 7 2017-04-11 2022-11-29 10 6 mikael.staldal@magine.com rgoers@apache.org
JmsServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 106 10 2017-04-11 2022-11-29 5 5 mikael.staldal@magine.com rgoers@apache.org
AbstractSocketServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 139 17 2017-04-11 2022-11-29 5 4 mikael.staldal@magine.com rgoers@apache.org
AbstractJmsReceiver.java
in log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms
 26 1 2017-04-11 2022-11-29 4 4 mikael.staldal@magine.com rgoers@apache.org
XmlInputStreamLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 27 2 2017-04-11 2022-11-29 4 4 mikael.staldal@magine.com rgoers@apache.org
ObjectInputStreamLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 33 4 2017-04-11 2022-11-29 4 3 mikael.staldal@magine.com rgoers@apache.org
JsonInputStreamLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 60 2 2017-04-11 2022-11-29 4 4 mikael.staldal@magine.com rgoers@apache.org
InputStreamLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 68 4 2017-04-11 2022-11-29 4 4 mikael.staldal@magine.com rgoers@apache.org
LogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 10 - 2017-04-11 2022-11-29 3 3 mikael.staldal@magine.com rgoers@apache.org
SecureTcpSocketServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 13 2 2017-04-11 2022-11-29 3 3 mikael.staldal@magine.com rgoers@apache.org
JmsTopicReceiver.java
in log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms
 14 3 2017-04-11 2022-11-29 3 3 mikael.staldal@magine.com rgoers@apache.org
JmsQueueReceiver.java
in log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms
 14 2 2017-04-11 2022-11-29 3 3 mikael.staldal@magine.com rgoers@apache.org
package-info.java
in log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms
 1 - 2017-04-11 2022-11-29 2 2 mikael.staldal@magine.com rgoers@apache.org
package-info.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 1 - 2017-04-11 2022-11-29 2 2 mikael.staldal@magine.com rgoers@apache.org
AbstractLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 14 1 2017-04-11 2022-11-29 2 2 mikael.staldal@magine.com rgoers@apache.org
site.xml
in log4j-server/src/site
 30 - 2017-04-11 2022-11-29 2 2 mikael.staldal@magine.com rgoers@apache.org
runtime-dependencies.xml
in src/site/xdoc
 34 - 2017-04-11 2017-04-11 1 1 mikael.staldal@magine.com mikael.staldal@magine.com
Files With Most Contributors (Top 18)
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
TcpSocketServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 180 16 2017-04-11 2022-11-29 11 7 mikael.staldal@magine.com rgoers@apache.org
UdpSocketServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 85 7 2017-04-11 2022-11-29 10 6 mikael.staldal@magine.com rgoers@apache.org
JmsServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 106 10 2017-04-11 2022-11-29 5 5 mikael.staldal@magine.com rgoers@apache.org
AbstractSocketServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 139 17 2017-04-11 2022-11-29 5 4 mikael.staldal@magine.com rgoers@apache.org
InputStreamLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 68 4 2017-04-11 2022-11-29 4 4 mikael.staldal@magine.com rgoers@apache.org
XmlInputStreamLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 27 2 2017-04-11 2022-11-29 4 4 mikael.staldal@magine.com rgoers@apache.org
JsonInputStreamLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 60 2 2017-04-11 2022-11-29 4 4 mikael.staldal@magine.com rgoers@apache.org
AbstractJmsReceiver.java
in log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms
 26 1 2017-04-11 2022-11-29 4 4 mikael.staldal@magine.com rgoers@apache.org
ObjectInputStreamLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 33 4 2017-04-11 2022-11-29 4 3 mikael.staldal@magine.com rgoers@apache.org
LogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 10 - 2017-04-11 2022-11-29 3 3 mikael.staldal@magine.com rgoers@apache.org
SecureTcpSocketServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 13 2 2017-04-11 2022-11-29 3 3 mikael.staldal@magine.com rgoers@apache.org
JmsQueueReceiver.java
in log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms
 14 2 2017-04-11 2022-11-29 3 3 mikael.staldal@magine.com rgoers@apache.org
JmsTopicReceiver.java
in log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms
 14 3 2017-04-11 2022-11-29 3 3 mikael.staldal@magine.com rgoers@apache.org
site.xml
in log4j-server/src/site
 30 - 2017-04-11 2022-11-29 2 2 mikael.staldal@magine.com rgoers@apache.org
AbstractLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 14 1 2017-04-11 2022-11-29 2 2 mikael.staldal@magine.com rgoers@apache.org
package-info.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 1 - 2017-04-11 2022-11-29 2 2 mikael.staldal@magine.com rgoers@apache.org
package-info.java
in log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms
 1 - 2017-04-11 2022-11-29 2 2 mikael.staldal@magine.com rgoers@apache.org
runtime-dependencies.xml
in src/site/xdoc
 34 - 2017-04-11 2017-04-11 1 1 mikael.staldal@magine.com mikael.staldal@magine.com
Files With Least Contributors (Top 18)
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
runtime-dependencies.xml
in src/site/xdoc
 34 - 2017-04-11 2017-04-11 1 1 mikael.staldal@magine.com mikael.staldal@magine.com
site.xml
in log4j-server/src/site
 30 - 2017-04-11 2022-11-29 2 2 mikael.staldal@magine.com rgoers@apache.org
AbstractLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 14 1 2017-04-11 2022-11-29 2 2 mikael.staldal@magine.com rgoers@apache.org
package-info.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 1 - 2017-04-11 2022-11-29 2 2 mikael.staldal@magine.com rgoers@apache.org
package-info.java
in log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms
 1 - 2017-04-11 2022-11-29 2 2 mikael.staldal@magine.com rgoers@apache.org
ObjectInputStreamLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 33 4 2017-04-11 2022-11-29 4 3 mikael.staldal@magine.com rgoers@apache.org
JmsQueueReceiver.java
in log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms
 14 2 2017-04-11 2022-11-29 3 3 mikael.staldal@magine.com rgoers@apache.org
JmsTopicReceiver.java
in log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms
 14 3 2017-04-11 2022-11-29 3 3 mikael.staldal@magine.com rgoers@apache.org
SecureTcpSocketServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 13 2 2017-04-11 2022-11-29 3 3 mikael.staldal@magine.com rgoers@apache.org
LogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 10 - 2017-04-11 2022-11-29 3 3 mikael.staldal@magine.com rgoers@apache.org
AbstractSocketServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 139 17 2017-04-11 2022-11-29 5 4 mikael.staldal@magine.com rgoers@apache.org
InputStreamLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 68 4 2017-04-11 2022-11-29 4 4 mikael.staldal@magine.com rgoers@apache.org
JsonInputStreamLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 60 2 2017-04-11 2022-11-29 4 4 mikael.staldal@magine.com rgoers@apache.org
XmlInputStreamLogEventBridge.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 27 2 2017-04-11 2022-11-29 4 4 mikael.staldal@magine.com rgoers@apache.org
AbstractJmsReceiver.java
in log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms
 26 1 2017-04-11 2022-11-29 4 4 mikael.staldal@magine.com rgoers@apache.org
JmsServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 106 10 2017-04-11 2022-11-29 5 5 mikael.staldal@magine.com rgoers@apache.org
UdpSocketServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 85 7 2017-04-11 2022-11-29 10 6 mikael.staldal@magine.com rgoers@apache.org
TcpSocketServer.java
in log4j-server/src/main/java/org/apache/logging/log4j/server
 180 16 2017-04-11 2022-11-29 11 7 mikael.staldal@magine.com rgoers@apache.org
Correlations

File Size vs. Number of Changes: 18 points

log4j-server/src/main/java/org/apache/logging/log4j/server/AbstractLogEventBridge.java x: 14 lines of code y: 2 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/AbstractSocketServer.java x: 139 lines of code y: 5 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/InputStreamLogEventBridge.java x: 68 lines of code y: 4 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/JmsServer.java x: 106 lines of code y: 5 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/JsonInputStreamLogEventBridge.java x: 60 lines of code y: 4 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/LogEventBridge.java x: 10 lines of code y: 3 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/ObjectInputStreamLogEventBridge.java x: 33 lines of code y: 4 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/SecureTcpSocketServer.java x: 13 lines of code y: 3 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/TcpSocketServer.java x: 180 lines of code y: 11 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/UdpSocketServer.java x: 85 lines of code y: 10 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/XmlInputStreamLogEventBridge.java x: 27 lines of code y: 4 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms/AbstractJmsReceiver.java x: 26 lines of code y: 4 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms/JmsQueueReceiver.java x: 14 lines of code y: 3 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms/package-info.java x: 1 lines of code y: 2 # changes log4j-server/src/site/site.xml x: 30 lines of code y: 2 # changes src/site/xdoc/runtime-dependencies.xml x: 34 lines of code y: 1 # changes
11.0
# changes
  min: 1.0
  average: 4.0
  25th percentile: 2.0
  median: 3.5
  75th percentile: 4.25
  max: 11.0
0 180.0
lines of code
min: 1.0 | average: 47.5 | 25th percentile: 13.75 | median: 28.5 | 75th percentile: 72.25 | max: 180.0

Number of Contributors vs. Number of Changes: 18 points

log4j-server/src/main/java/org/apache/logging/log4j/server/AbstractLogEventBridge.java x: 2 # contributors y: 2 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/AbstractSocketServer.java x: 4 # contributors y: 5 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/InputStreamLogEventBridge.java x: 4 # contributors y: 4 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/JmsServer.java x: 5 # contributors y: 5 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/LogEventBridge.java x: 3 # contributors y: 3 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/ObjectInputStreamLogEventBridge.java x: 3 # contributors y: 4 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/TcpSocketServer.java x: 7 # contributors y: 11 # changes log4j-server/src/main/java/org/apache/logging/log4j/server/UdpSocketServer.java x: 6 # contributors y: 10 # changes src/site/xdoc/runtime-dependencies.xml x: 1 # contributors y: 1 # changes
11.0
# changes
  min: 1.0
  average: 4.0
  25th percentile: 2.0
  median: 3.5
  75th percentile: 4.25
  max: 11.0
0 7.0
# contributors
min: 1.0 | average: 3.44 | 25th percentile: 2.0 | median: 3.0 | 75th percentile: 4.0 | max: 7.0

Number of Contributors vs. File Size: 18 points

log4j-server/src/main/java/org/apache/logging/log4j/server/AbstractLogEventBridge.java x: 2 # contributors y: 14 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/AbstractSocketServer.java x: 4 # contributors y: 139 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/InputStreamLogEventBridge.java x: 4 # contributors y: 68 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/JmsServer.java x: 5 # contributors y: 106 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/JsonInputStreamLogEventBridge.java x: 4 # contributors y: 60 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/LogEventBridge.java x: 3 # contributors y: 10 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/ObjectInputStreamLogEventBridge.java x: 3 # contributors y: 33 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/SecureTcpSocketServer.java x: 3 # contributors y: 13 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/TcpSocketServer.java x: 7 # contributors y: 180 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/UdpSocketServer.java x: 6 # contributors y: 85 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/XmlInputStreamLogEventBridge.java x: 4 # contributors y: 27 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms/AbstractJmsReceiver.java x: 4 # contributors y: 26 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms/JmsQueueReceiver.java x: 3 # contributors y: 14 lines of code log4j-server/src/main/java/org/apache/logging/log4j/server/mom/jms/package-info.java x: 2 # contributors y: 1 lines of code log4j-server/src/site/site.xml x: 2 # contributors y: 30 lines of code src/site/xdoc/runtime-dependencies.xml x: 1 # contributors y: 34 lines of code
180.0
lines of code
  min: 1.0
  average: 47.5
  25th percentile: 13.75
  median: 28.5
  75th percentile: 72.25
  max: 180.0
0 7.0
# contributors
min: 1.0 | average: 3.44 | 25th percentile: 2.0 | median: 3.0 | 75th percentile: 4.0 | max: 7.0