TomcatFile Change Frequency
File change frequency measurements show the distribution of the number of file updates (days with at least one commit).
File Change Frequency Overall
File Change Frequency Overall
The number of recorded file updates
- There are 1,771 files with 249,951 lines of code.
- 25 files changed more than 100 times (29,056 lines of code)
- 68 files 51 to 100 times (42,229 lines of code)
- 221 files changed 21 to 50 times (70,123 lines of code)
- 741 files changed 6 to 20 times (79,787 lines of code)
- 716 files changed 5 or fewer times (28,756 lines of code)
Legend:
101+
51-100
21-50
6-20
1-5 updates
File Change Frequency per File Extension
java
File Change Frequency per Extension
The number of recorded file updates
Legend:
101+
51-100
21-50
6-20
1-5 updates
File Change Frequency per Logical Decomposition
primary
primary (file change frequency)
The number of recorded file updates
Legend:
101+
51-100
21-50
6-20
1-5 updates
Most Frequently Changed Files (Top 50)
| File | # lines | # units | last modified (days ago) | created (days ago) | # changes |
|---|---|---|---|---|---|
| NioEndpoint.java in java/org/apache/tomcat/util/net |
1184 | 64 | 30 | 5196 | 320 |
| StandardContext.java in java/org/apache/catalina/core |
3762 | 365 | 117 | 5283 | 312 |
| AprEndpoint.java in java/org/apache/tomcat/util/net |
1827 | 97 | 27 | 5283 | 298 |
| Request.java in java/org/apache/catalina/connector |
1999 | 148 | 18 | 5283 | 242 |
| ContextConfig.java in java/org/apache/catalina/startup |
2107 | 70 | 53 | 5283 | 242 |
| CoyoteAdapter.java in java/org/apache/catalina/connector |
797 | 18 | 18 | 5283 | 209 |
| Http11Processor.java in java/org/apache/coyote/http11 |
889 | 40 | 7 | 5283 | 208 |
| Nio2Endpoint.java in java/org/apache/tomcat/util/net |
1276 | 69 | 30 | 2378 | 176 |
| AbstractEndpoint.java in java/org/apache/tomcat/util/net |
774 | 70 | 159 | 4037 | 159 |
| AjpProcessor.java in java/org/apache/coyote/ajp |
844 | 37 | 7 | 5251 | 155 |
| ApplicationContext.java in java/org/apache/catalina/core |
935 | 63 | 121 | 5283 | 134 |
| HostConfig.java in java/org/apache/catalina/startup |
1207 | 52 | 143 | 5283 | 133 |
| Response.java in java/org/apache/catalina/connector |
987 | 82 | 7 | 5283 | 130 |
| AbstractProtocol.java in java/org/apache/coyote |
726 | 67 | 78 | 3387 | 129 |
| DefaultServlet.java in java/org/apache/catalina/servlets |
1801 | 73 | 31 | 5283 | 129 |
| WebappClassLoader.java in java/org/apache/catalina/loader |
25 | 4 | 2196 | 5283 | 128 |
| Http11NioProtocol.java in java/org/apache/coyote/http11 |
33 | 6 | 241 | 5196 | 125 |
| Http2UpgradeHandler.java in java/org/apache/coyote/http2 |
1344 | 92 | 4 | 1984 | 125 |
| Http11AprProtocol.java in java/org/apache/coyote/http11 |
30 | 3 | 1221 | 5283 | 121 |
| Generator.java in java/org/apache/jasper/compiler |
3241 | 93 | 71 | 5283 | 121 |
| Connector.java in java/org/apache/catalina/connector |
492 | 77 | 61 | 5283 | 115 |
| Stream.java in java/org/apache/coyote/http2 |
890 | 71 | 4 | 1949 | 114 |
| StandardWrapper.java in java/org/apache/catalina/core |
960 | 66 | 117 | 5283 | 109 |
| Tomcat.java in java/org/apache/catalina/startup |
682 | 59 | 61 | 4440 | 104 |
| Context.java in java/org/apache/catalina |
244 | 1 | 170 | 5283 | 103 |
| ContainerBase.java in java/org/apache/catalina/core |
761 | 54 | 143 | 5283 | 100 |
| AbstractReplicatedMap.java in java/org/apache/catalina/tribes/tipis |
1227 | 94 | 71 | 5135 | 100 |
| ManagerBase.java in java/org/apache/catalina/session |
737 | 91 | 71 | 5283 | 99 |
| DeltaManager.java in java/org/apache/catalina/ha/session |
868 | 79 | 143 | 5135 | 99 |
| RealmBase.java in java/org/apache/catalina/realm |
906 | 52 | 71 | 5283 | 99 |
| HTMLManagerServlet.java in java/org/apache/catalina/manager |
1064 | 26 | 26 | 5210 | 98 |
| JNDIRealm.java in java/org/apache/catalina/realm |
1420 | 120 | 143 | 5283 | 97 |
| AbstractHttp11Protocol.java in java/org/apache/coyote/http11 |
329 | 59 | 7 | 3952 | 94 |
| StandardSession.java in java/org/apache/catalina/session |
890 | 68 | 71 | 5283 | 94 |
| ManagerServlet.java in java/org/apache/catalina/manager |
1171 | 34 | 74 | 5210 | 93 |
| Catalina.java in java/org/apache/catalina/startup |
669 | 46 | 53 | 5283 | 91 |
| WsWebSocketContainer.java in java/org/apache/tomcat/websocket |
822 | 40 | 2 | 2795 | 91 |
| AuthenticatorBase.java in java/org/apache/catalina/authenticator |
754 | 49 | 5 | 5283 | 90 |
| WebappLoader.java in java/org/apache/catalina/loader |
307 | 23 | 31 | 5283 | 87 |
| AccessLogValve.java in java/org/apache/catalina/valves |
339 | 32 | 330 | 5283 | 84 |
| AsyncContextImpl.java in java/org/apache/catalina/core |
485 | 29 | 158 | 4054 | 84 |
| AprLifecycleListener.java in java/org/apache/catalina/core |
285 | 16 | 61 | 5283 | 83 |
| SecurityClassLoad.java in java/org/apache/catalina/security |
141 | 12 | 65 | 5283 | 81 |
| WsSession.java in java/org/apache/tomcat/websocket |
582 | 51 | 11 | 2846 | 80 |
| DeltaSession.java in java/org/apache/catalina/ha/session |
603 | 61 | 71 | 5135 | 80 |
| AbstractProcessor.java in java/org/apache/coyote |
628 | 42 | 7 | 3388 | 80 |
| JspC.java in java/org/apache/jasper |
1216 | 104 | 134 | 5283 | 80 |
| WebdavServlet.java in java/org/apache/catalina/servlets |
1579 | 40 | 33 | 5283 | 80 |
| SecureNioChannel.java in java/org/apache/tomcat/util/net |
574 | 22 | 71 | 5153 | 78 |
| SocketWrapperBase.java in java/org/apache/tomcat/util/net |
718 | 67 | 78 | 2133 | 78 |