File age measurements show the distribution of file ages (days since the first commit) and the recency of file updates (days since the latest commit).

Summary

Number of files: 469
Daily file updates (only one update per file and date counted): 3860
First update: 2010-05-10
Latest update: 2022-03-30
Days between first and latest update: 4343 (620 weeks, estimated 3100 working days)
Active days (at least one file change): 1009
Data:

Organized per file

File Change History Overall

File Age Distribution Overall

Days since first update

There are 469 files with 42,222 lines of code in files.

225 files that are 366+ days old (15,267 lines of code)
146 files that are 181-365 days old (16,293 lines of code)
48 files that are 91-180 days old (4,318 lines of code)
47 files that are 31-90 days old (5,858 lines of code)
3 files that are 1-30 days old (486 lines of code)

Legend:

366+

181-365

91-180

31-90

1-30

explore: zoomable circles

Latest Change Distribution Overall

Days since last update

There are 469 files with 42,222 lines of code in files.

73 files have been last changed 366+ days ago (2,964 lines of code)
109 files have been last changed 181-365 days ago (4,684 lines of code)
174 files have been last changed 91-180 days ago (16,894 lines of code)
98 files have been last changed 31-90 days ago (13,817 lines of code)
15 files have been last changed 1-30 days ago (3,863 lines of code)

Legend:

366+

181-365

91-180

31-90

1-30

explore: zoomable circles

File Change History per File Extension

kt, xml, java, gradle, pro, md, gitignore, txt, yml, properties, sh, bat, json

File Age Distribution per Extension

Days since first update

366+

181-365

91-180

31-90

1-30

Latest Change Distribution per Extension

Days since last update

366+

181-365

91-180

31-90

1-30

File Change History per Logical Decomposition

primary

primary (file age distribution)

Days since first update

366+

181-365

91-180

31-90

1-30

primary (latest change distribution)

Days since last update

366+

181-365

91-180

31-90

1-30

Oldest Files (Top 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes	# contributors
lint.xml in facebook	4	-	2570	2578	2	1
LoginButton.java in facebook-login/src/main/java/com/facebook/login/widget	686	83	24	1662	15	11
ShareApi.java in facebook-share/src/main/java/com/facebook/share	598	23	65	1662	7	7
VideoUploader.java in facebook-share/src/main/java/com/facebook/share/internal	508	40	704	1662	4	3
AppLinkData.java in facebook-applinks/src/main/java/com/facebook/applinks	364	17	142	1662	16	8
ProfilePictureView.java in facebook-login/src/main/java/com/facebook/login/widget	356	28	178	1662	8	7
ShareOpenGraphValueContainer.java in facebook-common/src/main/java/com/facebook/share/model	181	31	43	1662	8	6
FacebookAppLinkResolver.java in facebook-applinks/src/main/java/com/facebook/applinks	178	5	101	1662	6	5
MessengerUtils.java in facebook-messenger/src/main/java/com/facebook/messenger	169	9	482	1662	5	5
GameRequestDialog.java in facebook-share/src/main/java/com/facebook/share/widget	158	19	580	1662	6	5
ToolTipPopup.java in facebook-login/src/main/java/com/facebook/login/widget	157	13	657	1662	4	3
MessageDialog.java in facebook-share/src/main/java/com/facebook/share/widget	154	19	37	1662	12	8
DeviceRequestsHelper.java in facebook-common/src/main/java/com/facebook/devicerequests/internal	143	8	228	1662	9	7
ShareButtonBase.java in facebook-share/src/main/java/com/facebook/share/widget	113	14	37	1662	6	4
com_facebook_smart_device_dialog_fragment.xml in facebook-common/src/main/res/layout	105	-	711	1662	2	2
com_facebook_device_auth_dialog_fragment.xml in facebook-common/src/main/res/layout	89	-	711	1662	2	2
ShareOpenGraphContent.java in facebook-common/src/main/java/com/facebook/share/model	75	9	43	1662	7	6
CollectionMapper.java in facebook-share/src/main/java/com/facebook/internal	75	2	704	1662	3	2
ShareButton.java in facebook-share/src/main/java/com/facebook/share/widget	68	7	37	1662	7	5
ShareToMessengerParams.java in facebook-messenger/src/main/java/com/facebook/messenger	63	2	704	1662	2	2
messenger_button_styles.xml in facebook-messenger/src/main/res/values	59	-	1662	1662	1	1
ShareOpenGraphAction.java in facebook-common/src/main/java/com/facebook/share/model	54	7	43	1662	7	6
com_facebook_tooltip_bubble.xml in facebook-login/src/main/res/layout	54	-	1662	1662	1	1
SendButton.java in facebook-share/src/main/java/com/facebook/share/widget	53	6	37	1662	8	5
styles.xml in facebook-common/src/main/res/values	51	-	989	1662	3	2
DeviceLoginManager.java in facebook-login/src/main/java/com/facebook/login	47	5	657	1662	6	5
DeviceLoginButton.java in facebook-login/src/main/java/com/facebook/login/widget	42	7	657	1662	4	3
ShareToMessengerParamsBuilder.java in facebook-messenger/src/main/java/com/facebook/messenger	35	7	704	1662	2	2
messenger_button_blue_bg_round.xml in facebook-messenger/src/main/res/drawable	34	-	1662	1662	1	1
messenger_button_white_bg_round.xml in facebook-messenger/src/main/res/drawable	34	-	1662	1662	1	1
strings.xml in facebook-common/src/main/res/values	29	-	1052	1662	2	2
strings.xml in facebook-login/src/main/res/values	29	-	1052	1662	2	2
GameRequestValidation.java in facebook-share/src/main/java/com/facebook/share/internal	28	1	704	1662	3	2
attrs.xml in facebook-common/src/main/res/values	27	-	1662	1662	1	1
strings.xml in facebook-common/src/main/res/values-es-rES	26	-	171	1662	6	3
strings.xml in facebook-common/src/main/res/values-te	26	-	185	1662	4	3
strings.xml in facebook-common/src/main/res/values-ru	26	-	184	1662	6	4
strings.xml in facebook-common/src/main/res/values-zh-rTW	26	-	185	1662	5	4
strings.xml in facebook-common/src/main/res/values-it	26	-	185	1662	5	3
strings.xml in facebook-common/src/main/res/values-cs	26	-	185	1662	4	3
strings.xml in facebook-common/src/main/res/values-zh-rCN	26	-	185	1662	6	3
strings.xml in facebook-common/src/main/res/values-in	26	-	185	1662	4	3
strings.xml in facebook-common/src/main/res/values-ja	26	-	185	1662	4	3
strings.xml in facebook-common/src/main/res/values-el	26	-	185	1662	5	3
strings.xml in facebook-common/src/main/res/values-mr	26	-	49	1662	6	4
strings.xml in facebook-common/src/main/res/values-gu	26	-	185	1662	5	4
strings.xml in facebook-common/src/main/res/values-ms	26	-	185	1662	3	2
strings.xml in facebook-common/src/main/res/values-zh-rHK	26	-	185	1662	3	2
strings.xml in facebook-common/src/main/res/values-pl	26	-	185	1662	6	4
strings.xml in facebook-common/src/main/res/values-vi	26	-	185	1662	4	3

Files Not Recently Changed (Top 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes	# contributors
lint.xml in facebook	4	-	2570	2578	2	1
messenger_button_strings.xml in facebook-messenger/src/main/res/values	4	-	1662	1662	1	1
com_facebook_send_button_text_color.xml in facebook-share/src/main/res/color	4	-	1662	1662	1	1
com_facebook_send_button_icon.xml in facebook-share/src/main/res/drawable	5	-	1662	1662	1	1
com_facebook_activity_layout.xml in facebook-common/src/main/res/layout	6	-	1662	1662	1	1
dimens.xml in facebook-login/src/main/res/values	7	-	1662	1662	1	1
com_facebook_favicon_blue.xml in facebook-common/src/main/res/drawable	7	-	1662	1662	1	1
messenger_button_send_blue_round.xml in facebook-messenger/src/main/res/layout	8	-	1662	1662	1	1
messenger_button_send_white_round.xml in facebook-messenger/src/main/res/layout	8	-	1662	1662	1	1
com_facebook_auth_dialog_header_background.xml in facebook-common/src/main/res/drawable	9	-	1662	1662	1	1
com_facebook_auth_dialog_background.xml in facebook-common/src/main/res/drawable	9	-	1662	1662	1	1
messenger_button_send_white_large.xml in facebook-messenger/src/main/res/layout	11	-	1662	1662	1	1
messenger_button_send_white_small.xml in facebook-messenger/src/main/res/layout	11	-	1662	1662	1	1
messenger_button_send_blue_large.xml in facebook-messenger/src/main/res/layout	11	-	1662	1662	1	1
messenger_button_send_blue_small.xml in facebook-messenger/src/main/res/layout	11	-	1662	1662	1	1
messenger_button_white_bg_selector.xml in facebook-messenger/src/main/res/drawable	15	-	1662	1662	1	1
messenger_button_blue_bg_selector.xml in facebook-messenger/src/main/res/drawable	15	-	1662	1662	1	1
com_facebook_auth_dialog_cancel_background.xml in facebook-common/src/main/res/drawable	15	-	1662	1662	1	1
strings.xml in facebook-common/src/main/res/values-id	25	-	1662	1662	1	1
attrs.xml in facebook-common/src/main/res/values	27	-	1662	1662	1	1
messenger_button_white_bg_round.xml in facebook-messenger/src/main/res/drawable	34	-	1662	1662	1	1
messenger_button_blue_bg_round.xml in facebook-messenger/src/main/res/drawable	34	-	1662	1662	1	1
com_facebook_tooltip_bubble.xml in facebook-login/src/main/res/layout	54	-	1662	1662	1	1
messenger_button_styles.xml in facebook-messenger/src/main/res/values	59	-	1662	1662	1	1
com_facebook_login_fragment.xml in facebook-common/src/main/res/layout	12	-	1620	1662	2	1
strings.xml in facebook-login/src/main/res/values	29	-	1052	1662	2	2
strings.xml in facebook-common/src/main/res/values	29	-	1052	1662	2	2
styles.xml in facebook-login/src/main/res/values	12	-	1003	1662	2	2
com_facebook_button_text_color.xml in facebook-common/src/main/res/color	13	-	1003	1662	2	2
styles.xml in facebook-share/src/main/res/values	15	-	1003	1662	2	2
dimens.xml in facebook-common/src/main/res/values	15	-	1003	1662	2	2
com_facebook_button_send_background.xml in facebook-share/src/main/res/drawable	22	-	1003	1662	2	2
com_facebook_button_background.xml in facebook-common/src/main/res/drawable	22	-	1003	1662	2	2
com_facebook_button_like_background.xml in facebook-common/src/main/res/drawable	22	-	1003	1662	2	2
com_facebook_button_icon.xml in facebook-common/src/main/res/drawable	23	-	1003	1662	2	2
styles.xml in facebook-common/src/main/res/values	51	-	989	1662	3	2
strings.xml in facebook-login/src/main/res/values-en-rGB	7	-	806	1662	4	2
strings.xml in facebook-common/src/main/res/values-en-rGB	7	-	806	1662	4	2
com_facebook_device_auth_dialog_fragment.xml in facebook-common/src/main/res/layout	89	-	711	1662	2	2
com_facebook_smart_device_dialog_fragment.xml in facebook-common/src/main/res/layout	105	-	711	1662	2	2
Messenger.java in facebook-messenger/src/main/java/com/facebook/messenger	2	-	704	1662	2	2
Login.java in facebook-login/src/main/java/com/facebook/login	2	-	704	1662	2	2
Share.java in facebook-share/src/main/java/com/facebook/share	2	-	704	1662	2	2
All.java in facebook/src/main/java/com/facebook/all	2	-	704	1620	2	2
GamingServices.java in facebook-gamingservices/src/main/java/com/facebook/gamingservices	2	-	704	801	3	2
AppLinks.java in facebook-applinks/src/main/java/com/facebook/applinks	4	1	704	1662	8	3
Mutable.java in facebook-share/src/main/java/com/facebook/internal	7	1	704	1662	3	2
OpenGraphMessageDialogFeature.java in facebook-share/src/main/java/com/facebook/share/internal	16	2	704	1662	3	2
AppInviteDialogFeature.java in facebook-share/src/main/java/com/facebook/share/internal	16	2	704	1662	3	2
MessengerThreadParams.java in facebook-messenger/src/main/java/com/facebook/messenger	20	1	704	1662	2	2

Most Recently Created Files (Top 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes	# contributors
FacebookButtonBase.kt in facebook-common/src/main/java/com/facebook	268	13	16	16	1	1
ShareCameraEffectContent.kt in facebook-common/src/main/java/com/facebook/share/model	69	8	21	21	1	1
GameRequestContent.kt in facebook-common/src/main/java/com/facebook/share/model	149	15	22	22	1	1
ShareStoryContent.kt in facebook-common/src/main/java/com/facebook/share/model	82	9	36	36	1	1
ShareMessengerActionButton.kt in facebook-common/src/main/java/com/facebook/share/model	28	3	36	36	1	1
ShareDialog.kt in facebook-common/src/main/java/com/facebook/share/widget	385	18	37	37	1	1
ShareMessengerURLActionButton.kt in facebook-common/src/main/java/com/facebook/share/model	94	10	36	42	2	1
CameraEffectArguments.kt in facebook-common/src/main/java/com/facebook/share/model	64	11	21	42	3	1
DeviceAuthDialog.kt in facebook-common/src/main/java/com/facebook/login	470	18	42	43	2	2
ShareMedia.kt in facebook-common/src/main/java/com/facebook/share/model	56	4	43	43	1	1
Task.kt in facebook-bolts/src/main/java/com/facebook/bolts	626	45	49	49	1	1
CancellationTokenSource.kt in facebook-bolts/src/main/java/com/facebook/bolts	129	4	49	49	1	1
CameraEffectTextures.kt in facebook-common/src/main/java/com/facebook/share/model	70	11	21	49	2	1
BoltsExecutors.kt in facebook-bolts/src/main/java/com/facebook/bolts	64	1	36	49	2	2
AggregateException.kt in facebook-bolts/src/main/java/com/facebook/bolts	38	2	49	49	1	1
AndroidExecutors.kt in facebook-bolts/src/main/java/com/facebook/bolts	36	2	36	49	2	2
CancellationTokenRegistration.kt in facebook-bolts/src/main/java/com/facebook/bolts	29	1	49	49	1	1
TaskCompletionSource.kt in facebook-bolts/src/main/java/com/facebook/bolts	22	6	49	49	1	1
CancellationToken.kt in facebook-bolts/src/main/java/com/facebook/bolts	22	3	49	49	1	1
AppLinks.kt in facebook-bolts/src/main/java/com/facebook/bolts	16	2	49	49	1	1
UnobservedErrorNotifier.kt in facebook-bolts/src/main/java/com/facebook/bolts	15	2	49	49	1	1
AppLink.kt in facebook-bolts/src/main/java/com/facebook/bolts	14	-	49	49	1	1
AppLinkResolver.kt in facebook-bolts/src/main/java/com/facebook/bolts	5	-	49	49	1	1
Continuation.kt in facebook-bolts/src/main/java/com/facebook/bolts	4	-	49	49	1	1
UnobservedTaskException.kt in facebook-bolts/src/main/java/com/facebook/bolts	3	-	49	49	1	1
ExecutorException.kt in facebook-bolts/src/main/java/com/facebook/bolts	3	-	49	49	1	1
SharePhoto.kt in facebook-common/src/main/java/com/facebook/share/model	96	9	21	50	3	2
LegacyNativeDialogParameters.kt in facebook-common/src/main/java/com/facebook/share/internal	84	1	51	51	1	1
AppGroupCreationContent.kt in facebook-common/src/main/java/com/facebook/share/model	68	8	52	52	1	1
NativeDialogParameters.kt in facebook-common/src/main/java/com/facebook/share/internal	175	1	55	55	1	1
ShareMediaContent.kt in facebook-common/src/main/java/com/facebook/share/model	76	8	43	58	2	1
ResultProcessor.kt in facebook-common/src/main/java/com/facebook/share/internal	14	2	58	58	1	1
ShareModelBuilder.kt in facebook-common/src/main/java/com/facebook/share/model	5	-	50	58	2	1
ShareBuilder.kt in facebook-common/src/main/java/com/facebook/share	4	-	50	58	2	1
LoginClient.kt in facebook-common/src/main/java/com/facebook/login	617	36	42	59	2	2
ShareVideo.kt in facebook-common/src/main/java/com/facebook/share/model	43	3	21	59	4	2
AccessTokenTracker.kt in facebook-common/src/main/java/com/facebook	58	3	60	60	1	1
ShareHashtag.kt in facebook-common/src/main/java/com/facebook/share/model	49	6	21	60	3	1
Sharer.kt in facebook-common/src/main/java/com/facebook/share	9	-	60	60	1	1
ShareModel.kt in facebook-common/src/main/java/com/facebook/share/model	3	-	60	60	1	1
Common.kt in facebook-common/src/main/java/com/facebook/common	2	-	60	60	1	1
CustomTabLoginMethodHandler.kt in facebook-common/src/main/java/com/facebook/login	197	6	42	62	3	2
DeviceAuthMethodHandler.kt in facebook-common/src/main/java/com/facebook/login	89	8	59	62	2	1
LoginManager.kt in facebook-common/src/main/java/com/facebook/login	840	58	23	64	4	2
NativeAppLoginMethodHandler.kt in facebook-common/src/main/java/com/facebook/login	141	7	59	65	2	1
ShareLinkContent.kt in facebook-common/src/main/java/com/facebook/share/model	44	6	42	65	2	2
WebLoginMethodHandler.kt in facebook-common/src/main/java/com/facebook/login	176	3	42	72	5	3
LoginFragment.kt in facebook-common/src/main/java/com/facebook/login	119	10	59	81	2	1
WebViewLoginMethodHandler.kt in facebook-common/src/main/java/com/facebook/login	151	14	42	84	4	3
ShareInternalUtility.kt in facebook-common/src/main/java/com/facebook/share/internal	523	32	43	86	4	2

Most Recently Changed Files (Top 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes	# contributors
FacebookButtonBase.kt in facebook-common/src/main/java/com/facebook	268	13	16	16	1	1
SharePhoto.kt in facebook-common/src/main/java/com/facebook/share/model	96	9	21	50	3	2
CameraEffectTextures.kt in facebook-common/src/main/java/com/facebook/share/model	70	11	21	49	2	1
ShareCameraEffectContent.kt in facebook-common/src/main/java/com/facebook/share/model	69	8	21	21	1	1
CameraEffectArguments.kt in facebook-common/src/main/java/com/facebook/share/model	64	11	21	42	3	1
ShareHashtag.kt in facebook-common/src/main/java/com/facebook/share/model	49	6	21	60	3	1
ShareVideo.kt in facebook-common/src/main/java/com/facebook/share/model	43	3	21	59	4	2
ShareOpenGraphObject.kt in facebook-common/src/main/java/com/facebook/share/model	34	3	21	121	3	2
GameRequestContent.kt in facebook-common/src/main/java/com/facebook/share/model	149	15	22	22	1	1
LoginManager.kt in facebook-common/src/main/java/com/facebook/login	840	58	23	64	4	2
NativeProtocol.kt in facebook-core/src/main/java/com/facebook/internal	736	27	23	391	21	7
RemoteServiceWrapper.kt in facebook-core/src/main/java/com/facebook/appevents/ondeviceprocessing	133	6	23	330	6	3
LoginStatusClient.kt in facebook-common/src/main/java/com/facebook/login	39	1	23	128	2	2
LoginButton.java in facebook-login/src/main/java/com/facebook/login/widget	686	83	24	1662	15	11
FacebookSdk.kt in facebook-core/src/main/java/com/facebook	587	45	24	259	9	4
FacebookSdkVersion.kt in facebook-core/src/main/java/com/facebook	4	-	31	273	12	3
GraphRequest.kt in facebook-core/src/main/java/com/facebook	1298	52	36	338	16	5
ShareMessengerURLActionButton.kt in facebook-common/src/main/java/com/facebook/share/model	94	10	36	42	2	1
ShareStoryContent.kt in facebook-common/src/main/java/com/facebook/share/model	82	9	36	36	1	1
BoltsExecutors.kt in facebook-bolts/src/main/java/com/facebook/bolts	64	1	36	49	2	2
AppEventCollection.kt in facebook-core/src/main/java/com/facebook/appevents	56	2	36	294	5	3
PersistedEvents.kt in facebook-core/src/main/java/com/facebook/appevents	45	2	36	310	5	3
AndroidExecutors.kt in facebook-bolts/src/main/java/com/facebook/bolts	36	2	36	49	2	2
ShareMessengerActionButton.kt in facebook-common/src/main/java/com/facebook/share/model	28	3	36	36	1	1
ShareDialogFeature.kt in facebook-common/src/main/java/com/facebook/share/internal	13	-	36	130	3	1
CameraEffectFeature.kt in facebook-common/src/main/java/com/facebook/share/internal	8	-	36	164	4	2
ShareStoryFeature.kt in facebook-common/src/main/java/com/facebook/share/internal	8	-	36	134	3	1
OpenGraphActionDialogFeature.kt in facebook-common/src/main/java/com/facebook/share/internal	8	-	36	134	3	1
ShareDialog.kt in facebook-common/src/main/java/com/facebook/share/widget	385	18	37	37	1	1
FacebookDialogBase.kt in facebook-common/src/main/java/com/facebook/internal	181	8	37	197	7	3
MessageDialog.java in facebook-share/src/main/java/com/facebook/share/widget	154	19	37	1662	12	8
CodelessManager.kt in facebook-core/src/main/java/com/facebook/appevents/codeless	149	5	37	248	5	3
ShareButtonBase.java in facebook-share/src/main/java/com/facebook/share/widget	113	14	37	1662	6	4
ImageResponseCache.kt in facebook-core/src/main/java/com/facebook/internal	85	5	37	420	4	3
ShareButton.java in facebook-share/src/main/java/com/facebook/share/widget	68	7	37	1662	7	5
SendButton.java in facebook-share/src/main/java/com/facebook/share/widget	53	6	37	1662	8	5
LoginClient.kt in facebook-common/src/main/java/com/facebook/login	617	36	42	59	2	2
DeviceAuthDialog.kt in facebook-common/src/main/java/com/facebook/login	470	18	42	43	2	2
LoginLogger.kt in facebook-common/src/main/java/com/facebook/login	223	9	42	94	3	2
CustomTabLoginMethodHandler.kt in facebook-common/src/main/java/com/facebook/login	197	6	42	62	3	2
AppEventsLogger.kt in facebook-core/src/main/java/com/facebook/appevents	195	31	42	289	4	3
WebLoginMethodHandler.kt in facebook-common/src/main/java/com/facebook/login	176	3	42	72	5	3
WebViewLoginMethodHandler.kt in facebook-common/src/main/java/com/facebook/login	151	14	42	84	4	3
GetTokenLoginMethodHandler.kt in facebook-common/src/main/java/com/facebook/login	125	9	42	119	3	2
CameraEffectJSONUtility.kt in facebook-common/src/main/java/com/facebook/share/internal	113	9	42	158	2	2
ShareLinkContent.kt in facebook-common/src/main/java/com/facebook/share/model	44	6	42	65	2	2
Utility.kt in facebook-core/src/main/java/com/facebook/internal	938	58	43	393	23	6
ShareInternalUtility.kt in facebook-common/src/main/java/com/facebook/share/internal	523	32	43	86	4	2
ShareContentValidation.kt in facebook-common/src/main/java/com/facebook/share/internal	378	27	43	135	5	2
ShareOpenGraphValueContainer.java in facebook-common/src/main/java/com/facebook/share/model	181	31	43	1662	8	6