apache / sling-org-apache-sling-discovery-impl
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 15 files with 3,738 lines of code.
    • 0 files changed more than 100 times (0 lines of code)
    • 0 files changed 51-100 times (0 lines of code)
    • 2 files changed 21-50 times (1,081 lines of code)
    • 7 files changed 6-20 times (2,331 lines of code)
    • 6 files changed 1-5 times (326 lines of code)
0% | 0% | 28% | 62% | 8%
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 15 files with 3,738 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)
    • 8 files changed by 2-5 contributors (2,787 lines of code)
    • 7 files changed by 1 contributor (951 lines of code)
0% | 0% | 0% | 74% | 25%
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, md, properties, txt, xml, gitignore, json, yaml
File Change Frequency per Extension
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
java0% | 0% | 28% | 62% | 8%
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% | 28% | 62% | 8%
Most Frequently Changed Files (Top 15)

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
HeartbeatHandler.java
in src/main/java/org/apache/sling/discovery/impl/common/heartbeat
 507 22 2013-05-29 2016-11-15 27 4 stefanegli@apache.org stefanegli@apache.org
DiscoveryServiceImpl.java
in src/main/java/org/apache/sling/discovery/impl
 574 32 2013-05-13 2016-11-15 25 2 cziegeler@apache.org stefanegli@apache.org
VotingView.java
in src/main/java/org/apache/sling/discovery/impl/cluster/voting
 357 14 2013-06-05 2019-11-05 20 3 cziegeler@apache.org stefanegli@apache.org
Config.java
in src/main/java/org/apache/sling/discovery/impl
 297 31 2013-07-22 2015-11-10 19 3 stefanegli@apache.org stefanegli@apache.org
TopologyWebConsolePlugin.java
in src/main/java/org/apache/sling/discovery/impl
 831 19 2013-05-10 2016-11-15 16 3 cziegeler@apache.org stefanegli@apache.org
VotingHandler.java
in src/main/java/org/apache/sling/discovery/impl/cluster/voting
 419 10 2013-05-27 2016-11-15 14 1 stefanegli@apache.org stefanegli@apache.org
ClusterViewServiceImpl.java
in src/main/java/org/apache/sling/discovery/impl/cluster
 108 4 2013-05-13 2016-11-15 12 2 cziegeler@apache.org stefanegli@apache.org
View.java
in src/main/java/org/apache/sling/discovery/impl/common
 114 8 2013-07-05 2015-11-03 8 1 stefanegli@apache.org stefanegli@apache.org
VotingHelper.java
in src/main/java/org/apache/sling/discovery/impl/cluster/voting
 205 5 2015-01-26 2015-11-03 6 1 stefanegli@apache.org stefanegli@apache.org
ViewHelper.java
in src/main/java/org/apache/sling/discovery/impl/common
 71 3 2014-02-14 2015-10-29 5 1 stefanegli@apache.org stefanegli@apache.org
EstablishedClusterView.java
in src/main/java/org/apache/sling/discovery/impl/common/resource
 78 1 2013-08-09 2015-11-05 5 2 cziegeler@apache.org stefanegli@apache.org
EstablishedInstanceDescription.java
in src/main/java/org/apache/sling/discovery/impl/common/resource
 35 2 2013-05-14 2015-10-20 2 2 cziegeler@apache.org stefanegli@apache.org
DiscoveryServiceMBean.java
in src/main/java/org/apache/sling/discovery/impl
 4 - 2015-04-16 2015-04-16 1 1 stefanegli@apache.org stefanegli@apache.org
DiscoveryServiceMBeanImpl.java
in src/main/java/org/apache/sling/discovery/impl
 19 1 2015-04-16 2015-04-16 1 1 stefanegli@apache.org stefanegli@apache.org
ClusterViewChangeListener.java
in src/main/java/org/apache/sling/discovery/impl/cluster
 119 5 2015-11-10 2015-11-10 1 1 stefanegli@apache.org stefanegli@apache.org
Files With Most Contributors (Top 15)
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
HeartbeatHandler.java
in src/main/java/org/apache/sling/discovery/impl/common/heartbeat
 507 22 2013-05-29 2016-11-15 27 4 stefanegli@apache.org stefanegli@apache.org
VotingView.java
in src/main/java/org/apache/sling/discovery/impl/cluster/voting
 357 14 2013-06-05 2019-11-05 20 3 cziegeler@apache.org stefanegli@apache.org
Config.java
in src/main/java/org/apache/sling/discovery/impl
 297 31 2013-07-22 2015-11-10 19 3 stefanegli@apache.org stefanegli@apache.org
TopologyWebConsolePlugin.java
in src/main/java/org/apache/sling/discovery/impl
 831 19 2013-05-10 2016-11-15 16 3 cziegeler@apache.org stefanegli@apache.org
DiscoveryServiceImpl.java
in src/main/java/org/apache/sling/discovery/impl
 574 32 2013-05-13 2016-11-15 25 2 cziegeler@apache.org stefanegli@apache.org
ClusterViewServiceImpl.java
in src/main/java/org/apache/sling/discovery/impl/cluster
 108 4 2013-05-13 2016-11-15 12 2 cziegeler@apache.org stefanegli@apache.org
EstablishedClusterView.java
in src/main/java/org/apache/sling/discovery/impl/common/resource
 78 1 2013-08-09 2015-11-05 5 2 cziegeler@apache.org stefanegli@apache.org
EstablishedInstanceDescription.java
in src/main/java/org/apache/sling/discovery/impl/common/resource
 35 2 2013-05-14 2015-10-20 2 2 cziegeler@apache.org stefanegli@apache.org
VotingHandler.java
in src/main/java/org/apache/sling/discovery/impl/cluster/voting
 419 10 2013-05-27 2016-11-15 14 1 stefanegli@apache.org stefanegli@apache.org
View.java
in src/main/java/org/apache/sling/discovery/impl/common
 114 8 2013-07-05 2015-11-03 8 1 stefanegli@apache.org stefanegli@apache.org
VotingHelper.java
in src/main/java/org/apache/sling/discovery/impl/cluster/voting
 205 5 2015-01-26 2015-11-03 6 1 stefanegli@apache.org stefanegli@apache.org
ViewHelper.java
in src/main/java/org/apache/sling/discovery/impl/common
 71 3 2014-02-14 2015-10-29 5 1 stefanegli@apache.org stefanegli@apache.org
DiscoveryServiceMBean.java
in src/main/java/org/apache/sling/discovery/impl
 4 - 2015-04-16 2015-04-16 1 1 stefanegli@apache.org stefanegli@apache.org
ClusterViewChangeListener.java
in src/main/java/org/apache/sling/discovery/impl/cluster
 119 5 2015-11-10 2015-11-10 1 1 stefanegli@apache.org stefanegli@apache.org
DiscoveryServiceMBeanImpl.java
in src/main/java/org/apache/sling/discovery/impl
 19 1 2015-04-16 2015-04-16 1 1 stefanegli@apache.org stefanegli@apache.org
Files With Least Contributors (Top 15)
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
VotingHandler.java
in src/main/java/org/apache/sling/discovery/impl/cluster/voting
 419 10 2013-05-27 2016-11-15 14 1 stefanegli@apache.org stefanegli@apache.org
VotingHelper.java
in src/main/java/org/apache/sling/discovery/impl/cluster/voting
 205 5 2015-01-26 2015-11-03 6 1 stefanegli@apache.org stefanegli@apache.org
ClusterViewChangeListener.java
in src/main/java/org/apache/sling/discovery/impl/cluster
 119 5 2015-11-10 2015-11-10 1 1 stefanegli@apache.org stefanegli@apache.org
View.java
in src/main/java/org/apache/sling/discovery/impl/common
 114 8 2013-07-05 2015-11-03 8 1 stefanegli@apache.org stefanegli@apache.org
ViewHelper.java
in src/main/java/org/apache/sling/discovery/impl/common
 71 3 2014-02-14 2015-10-29 5 1 stefanegli@apache.org stefanegli@apache.org
DiscoveryServiceMBeanImpl.java
in src/main/java/org/apache/sling/discovery/impl
 19 1 2015-04-16 2015-04-16 1 1 stefanegli@apache.org stefanegli@apache.org
DiscoveryServiceMBean.java
in src/main/java/org/apache/sling/discovery/impl
 4 - 2015-04-16 2015-04-16 1 1 stefanegli@apache.org stefanegli@apache.org
DiscoveryServiceImpl.java
in src/main/java/org/apache/sling/discovery/impl
 574 32 2013-05-13 2016-11-15 25 2 cziegeler@apache.org stefanegli@apache.org
ClusterViewServiceImpl.java
in src/main/java/org/apache/sling/discovery/impl/cluster
 108 4 2013-05-13 2016-11-15 12 2 cziegeler@apache.org stefanegli@apache.org
EstablishedClusterView.java
in src/main/java/org/apache/sling/discovery/impl/common/resource
 78 1 2013-08-09 2015-11-05 5 2 cziegeler@apache.org stefanegli@apache.org
EstablishedInstanceDescription.java
in src/main/java/org/apache/sling/discovery/impl/common/resource
 35 2 2013-05-14 2015-10-20 2 2 cziegeler@apache.org stefanegli@apache.org
TopologyWebConsolePlugin.java
in src/main/java/org/apache/sling/discovery/impl
 831 19 2013-05-10 2016-11-15 16 3 cziegeler@apache.org stefanegli@apache.org
VotingView.java
in src/main/java/org/apache/sling/discovery/impl/cluster/voting
 357 14 2013-06-05 2019-11-05 20 3 cziegeler@apache.org stefanegli@apache.org
Config.java
in src/main/java/org/apache/sling/discovery/impl
 297 31 2013-07-22 2015-11-10 19 3 stefanegli@apache.org stefanegli@apache.org
HeartbeatHandler.java
in src/main/java/org/apache/sling/discovery/impl/common/heartbeat
 507 22 2013-05-29 2016-11-15 27 4 stefanegli@apache.org stefanegli@apache.org
Correlations

File Size vs. Number of Changes: 15 points

src/main/java/org/apache/sling/discovery/impl/cluster/voting/VotingView.java x: 357 lines of code y: 20 # changes src/main/java/org/apache/sling/discovery/impl/DiscoveryServiceImpl.java x: 574 lines of code y: 25 # changes src/main/java/org/apache/sling/discovery/impl/TopologyWebConsolePlugin.java x: 831 lines of code y: 16 # changes src/main/java/org/apache/sling/discovery/impl/cluster/ClusterViewServiceImpl.java x: 108 lines of code y: 12 # changes src/main/java/org/apache/sling/discovery/impl/cluster/voting/VotingHandler.java x: 419 lines of code y: 14 # changes src/main/java/org/apache/sling/discovery/impl/common/heartbeat/HeartbeatHandler.java x: 507 lines of code y: 27 # changes src/main/java/org/apache/sling/discovery/impl/cluster/ClusterViewChangeListener.java x: 119 lines of code y: 1 # changes src/main/java/org/apache/sling/discovery/impl/Config.java x: 297 lines of code y: 19 # changes src/main/java/org/apache/sling/discovery/impl/common/resource/EstablishedClusterView.java x: 78 lines of code y: 5 # changes src/main/java/org/apache/sling/discovery/impl/cluster/voting/VotingHelper.java x: 205 lines of code y: 6 # changes src/main/java/org/apache/sling/discovery/impl/common/View.java x: 114 lines of code y: 8 # changes src/main/java/org/apache/sling/discovery/impl/common/ViewHelper.java x: 71 lines of code y: 5 # changes src/main/java/org/apache/sling/discovery/impl/common/resource/EstablishedInstanceDescription.java x: 35 lines of code y: 2 # changes src/main/java/org/apache/sling/discovery/impl/DiscoveryServiceMBean.java x: 4 lines of code y: 1 # changes src/main/java/org/apache/sling/discovery/impl/DiscoveryServiceMBeanImpl.java x: 19 lines of code y: 1 # changes
27.0
# changes
  min: 1.0
  average: 10.8
  25th percentile: 2.0
  median: 8.0
  75th percentile: 19.0
  max: 27.0
0 831.0
lines of code
min: 4.0 | average: 249.2 | 25th percentile: 71.0 | median: 119.0 | 75th percentile: 419.0 | max: 831.0

Number of Contributors vs. Number of Changes: 15 points

src/main/java/org/apache/sling/discovery/impl/cluster/voting/VotingView.java x: 3 # contributors y: 20 # changes src/main/java/org/apache/sling/discovery/impl/DiscoveryServiceImpl.java x: 2 # contributors y: 25 # changes src/main/java/org/apache/sling/discovery/impl/TopologyWebConsolePlugin.java x: 3 # contributors y: 16 # changes src/main/java/org/apache/sling/discovery/impl/cluster/ClusterViewServiceImpl.java x: 2 # contributors y: 12 # changes src/main/java/org/apache/sling/discovery/impl/cluster/voting/VotingHandler.java x: 1 # contributors y: 14 # changes src/main/java/org/apache/sling/discovery/impl/common/heartbeat/HeartbeatHandler.java x: 4 # contributors y: 27 # changes src/main/java/org/apache/sling/discovery/impl/cluster/ClusterViewChangeListener.java x: 1 # contributors y: 1 # changes src/main/java/org/apache/sling/discovery/impl/Config.java x: 3 # contributors y: 19 # changes src/main/java/org/apache/sling/discovery/impl/common/resource/EstablishedClusterView.java x: 2 # contributors y: 5 # changes src/main/java/org/apache/sling/discovery/impl/cluster/voting/VotingHelper.java x: 1 # contributors y: 6 # changes src/main/java/org/apache/sling/discovery/impl/common/View.java x: 1 # contributors y: 8 # changes src/main/java/org/apache/sling/discovery/impl/common/ViewHelper.java x: 1 # contributors y: 5 # changes src/main/java/org/apache/sling/discovery/impl/common/resource/EstablishedInstanceDescription.java x: 2 # contributors y: 2 # changes
27.0
# changes
  min: 1.0
  average: 10.8
  25th percentile: 2.0
  median: 8.0
  75th percentile: 19.0
  max: 27.0
0 4.0
# contributors
min: 1.0 | average: 1.87 | 25th percentile: 1.0 | median: 2.0 | 75th percentile: 3.0 | max: 4.0

Number of Contributors vs. File Size: 15 points

src/main/java/org/apache/sling/discovery/impl/cluster/voting/VotingView.java x: 3 # contributors y: 357 lines of code src/main/java/org/apache/sling/discovery/impl/DiscoveryServiceImpl.java x: 2 # contributors y: 574 lines of code src/main/java/org/apache/sling/discovery/impl/TopologyWebConsolePlugin.java x: 3 # contributors y: 831 lines of code src/main/java/org/apache/sling/discovery/impl/cluster/ClusterViewServiceImpl.java x: 2 # contributors y: 108 lines of code src/main/java/org/apache/sling/discovery/impl/cluster/voting/VotingHandler.java x: 1 # contributors y: 419 lines of code src/main/java/org/apache/sling/discovery/impl/common/heartbeat/HeartbeatHandler.java x: 4 # contributors y: 507 lines of code src/main/java/org/apache/sling/discovery/impl/cluster/ClusterViewChangeListener.java x: 1 # contributors y: 119 lines of code src/main/java/org/apache/sling/discovery/impl/Config.java x: 3 # contributors y: 297 lines of code src/main/java/org/apache/sling/discovery/impl/common/resource/EstablishedClusterView.java x: 2 # contributors y: 78 lines of code src/main/java/org/apache/sling/discovery/impl/cluster/voting/VotingHelper.java x: 1 # contributors y: 205 lines of code src/main/java/org/apache/sling/discovery/impl/common/View.java x: 1 # contributors y: 114 lines of code src/main/java/org/apache/sling/discovery/impl/common/ViewHelper.java x: 1 # contributors y: 71 lines of code src/main/java/org/apache/sling/discovery/impl/common/resource/EstablishedInstanceDescription.java x: 2 # contributors y: 35 lines of code src/main/java/org/apache/sling/discovery/impl/DiscoveryServiceMBean.java x: 1 # contributors y: 4 lines of code src/main/java/org/apache/sling/discovery/impl/DiscoveryServiceMBeanImpl.java x: 1 # contributors y: 19 lines of code
831.0
lines of code
  min: 4.0
  average: 249.2
  25th percentile: 71.0
  median: 119.0
  75th percentile: 419.0
  max: 831.0
0 4.0
# contributors
min: 1.0 | average: 1.87 | 25th percentile: 1.0 | median: 2.0 | 75th percentile: 3.0 | max: 4.0