temporalio/sdk-java

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Temporal Java SDK

Stars: 433
Forks: 249
Open beginner issues: 0
Indexed issues: 214
Avg merge: 5d 6h
Merged PRs (30d): 26

Dominant language: Java
License: Apache-2.0
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue

Beginner friendly Everything

Open All

214 open issues indexed

Unbalance external workflow configuration? Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

temporalio/sdk-java#1113 · Opened Mar 29, 2022
Provide ActivityStub#fromTyped Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

temporalio/sdk-java#1098 · Opened Mar 24, 2022
Add ResetWorkflowExecution support in Test Server Open

enhancement test server

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#1093 · 3 comments · Opened Mar 22, 2022
Test flakes with Real Temporal Server leading to infinite activity retry Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#1081 · Opened Mar 17, 2022
Issue with TestWorkflowEnvironment and ParentClosePolicy Open

bug test server

Difficulty 3/5 1-2 days Newbie friendliness 35/100

temporalio/sdk-java#1079 · Opened Mar 17, 2022
TestWorkflowEnvironment schedules the first activity retry immediately Open

bug test server

Difficulty 3/5 1-2 days Newbie friendliness 35/100

temporalio/sdk-java#1069 · Opened Mar 10, 2022
PollWorkflowTaskQueueResponse should be available for interception Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

temporalio/sdk-java#1051 · 1 comment · Opened Feb 22, 2022
Activity interface which extends an interface with some method using generic types always throws a ClassCastException when said method is called in a Workflow Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 38/100

temporalio/sdk-java#1050 · 1 reaction · Opened Feb 21, 2022
Add metric for time passed from the activity scheduling to the last attempt Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

temporalio/sdk-java#1035 · Opened Feb 8, 2022
In case of existing workflow both sync and async executions should have an option to error out or return an existing execution Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

temporalio/sdk-java#1025 · 2 comments · 1 reaction · Opened Feb 2, 2022
Log long poll failures (but not too frequently to avoid spamming) Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 42/100

temporalio/sdk-java#1019 · Opened Jan 31, 2022
Workflow should have an access to an activity id of the activity it scheduled Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

temporalio/sdk-java#1010 · 3 comments · Opened Jan 30, 2022
Provide ActivityStub that is bound to the specific activityType or a specific invocation Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

temporalio/sdk-java#1009 · Opened Jan 29, 2022
Inheritance of workflow interfaces is not supported Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 38/100

temporalio/sdk-java#995 · 4 comments · Opened Jan 21, 2022
OpenTracing duplicates user created spans during replay Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#952 · 10 comments · Opened Jan 5, 2022
Exception in one of several "parallel" workflow async functions leads to non-deterministic execution Open

bug

Difficulty 5/5 Over a week Newbie friendliness 25/100

temporalio/sdk-java#902 · Opened Nov 28, 2021
Workflow should be able to ignore CancellationFailure and finish successfully Open

next-gen wontfix

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#896 · 2 comments · Opened Nov 23, 2021
Workers don't reset sticky queue when workflow execution is evicted from the cache Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#883 · 2 comments · Opened Nov 17, 2021
Make tracing tags consistent across SDKs Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

temporalio/sdk-java#862 · Opened Nov 8, 2021
Passing too large blob as an Activity input ends with non-descriptive gRPC error Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#860 · Opened Nov 5, 2021
Expose SignalExternalWorkflowExecutionCommandAttributes.ChildWorkflowOnly in SDK API Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 30/100

temporalio/sdk-java#857 · Opened Nov 4, 2021
WorkflowClient#execute doesn't pair correctly with workflowStub.getResult() Open

bug

temporalio/sdk-java#856 · 1 comment · 1 assignee · Opened Nov 3, 2021
Allow more granular setting of QueryRejectCondition Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#851 · Opened Oct 31, 2021
Provide a recommended way to pass configuration into workflow Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

temporalio/sdk-java#827 · 4 reactions · Opened Oct 19, 2021
Automatically supply binaryChecksum Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#818 · Opened Oct 13, 2021
Add test framework for partial json history replay and continuing of execution Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

temporalio/sdk-java#811 · 2 reactions · Opened Oct 11, 2021
Workflow.retry that takes a function to decide if retry is needed Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

temporalio/sdk-java#806 · 6 comments · Opened Oct 9, 2021
Report replay metrics Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

temporalio/sdk-java#794 · Opened Oct 5, 2021
Offer ActivityOptions via Supplier to support dynamic configs Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 55/100

temporalio/sdk-java#753 · 2 comments · Opened Sep 22, 2021
Provide a way to inject options into Workflow instances Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

temporalio/sdk-java#748 · Opened Sep 21, 2021
Reuse of ActivityStubs from another workflow should produce a usable diagnostic or be allowed Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#746 · Opened Sep 21, 2021
Remove TestWorkflowRule#testTimeoutSeconds Open

java

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

temporalio/sdk-java#732 · Opened Sep 16, 2021
Activities that return with interrupted flag should be successfully reported as Completed Open

bug good first issue

Difficulty 3/5 1-2 days Newbie friendliness 45/100

temporalio/sdk-java#731 · Opened Sep 16, 2021
Port fix for following execution chain from Go SDK Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 25/100

temporalio/sdk-java#696 · 2 comments · Opened Sep 3, 2021
Allow users to specify or influence RpcRetryOptions for all kinds of GrpcRetries Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

temporalio/sdk-java#665 · Opened Aug 24, 2021
Sync versions of GrpcRetryer should throw InterruptedException Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#661 · Opened Aug 23, 2021
Make WorkflowStub#getResult timeout configurable on WorkflowOptions Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

temporalio/sdk-java#652 · 1 comment · Opened Aug 19, 2021
DeterministicRunner is noisy about not accessed cancelled scopes and timers Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 42/100

temporalio/sdk-java#631 · 2 reactions · Opened Aug 15, 2021
Flaky testShouldReturnQueryResultAfterWorkflowTimeout Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 25/100

temporalio/sdk-java#630 · 3 comments · Opened Aug 15, 2021
Excessive retries in test workflow environment Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#626 · 6 comments · Opened Aug 11, 2021
Calling workflow method on the workflow stub should always wait for the workflow completion. Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#613 · 1 reaction · Opened Jul 31, 2021
GRPC falling into in-process server long polls after interruption breaks graceful Worker Pollers shutdown Open

bug test server

Difficulty 5/5 Over a week Newbie friendliness 25/100

temporalio/sdk-java#608 · Opened Jul 26, 2021
Support assertions in `TestWorkflowEnvironment.registerDelayedCallback` Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#597 · Opened Jul 20, 2021
Allow context propagators & interceptors to populate ActivityExecutionContext Open

enhancement

temporalio/sdk-java#525 · 2 comments · 1 reaction · 2 assignees · Opened Jun 3, 2021
Handle all exceptions as non-retryable when TEMPORAL_DEBUG is set Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 35/100

temporalio/sdk-java#499 · 1 comment · Opened May 18, 2021
Register multiple activity names for an activity Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

temporalio/sdk-java#467 · 2 comments · 1 reaction · Opened May 3, 2021
Duplicate concurrent workflow - hangs on completion Open

bug test server

Difficulty 4/5 3-5 days Newbie friendliness 35/100

temporalio/sdk-java#456 · Opened Apr 29, 2021
Pluggable activity name provider Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

temporalio/sdk-java#396 · 7 comments · Opened Mar 23, 2021
TimeLockingFuture implementation is incorrect and easy to break Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

temporalio/sdk-java#392 · Opened Mar 20, 2021
Published artifacts do not include sources for the generated code Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

temporalio/sdk-java#317 · 4 comments · Opened Jan 20, 2021

temporalio/sdk-java

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