merge: Add support for trace writing

This pull request extends the trace API to support writing new traces.

- Unify columns of different tables 
- Support column lookup via index
- Use index lookup in trace loader 
- Add property for describing partition keys
- Simplify TraceFormat SPI interface
- Add support for writing traces

**Breaking API Changes**

- `TraceFormat` SPI interface has been redesigned.

2 files changed, 8 insertions, 3 deletions

diff --git a/opendc-workflow/opendc-workflow-service/build.gradle.kts b/opendc-workflow/opendc-workflow-service/build.gradle.kts
index 941202d2..43b64b15 100644
--- a/opendc-workflow/opendc-workflow-service/build.gradle.kts
+++ b/opendc-workflow/opendc-workflow-service/build.gradle.kts
@@ -39,7 +39,8 @@ dependencies {
 
     testImplementation(projects.opendcSimulator.opendcSimulatorCore)
     testImplementation(projects.opendcCompute.opendcComputeSimulator)
-    testImplementation(projects.opendcTrace.opendcTraceGwf)
+    testImplementation(projects.opendcTrace.opendcTraceApi)
     testImplementation(projects.opendcTelemetry.opendcTelemetrySdk)
+    testRuntimeOnly(projects.opendcTrace.opendcTraceGwf)
     testRuntimeOnly(libs.log4j.slf4j)
 }
diff --git a/opendc-workflow/opendc-workflow-service/src/test/kotlin/org/opendc/workflow/service/WorkflowServiceTest.kt b/opendc-workflow/opendc-workflow-service/src/test/kotlin/org/opendc/workflow/service/WorkflowServiceTest.kt
index 74316437..728dfd99 100644
--- a/opendc-workflow/opendc-workflow-service/src/test/kotlin/org/opendc/workflow/service/WorkflowServiceTest.kt
+++ b/opendc-workflow/opendc-workflow-service/src/test/kotlin/org/opendc/workflow/service/WorkflowServiceTest.kt
@@ -44,13 +44,14 @@ import org.opendc.simulator.compute.model.ProcessingUnit
 import org.opendc.simulator.core.runBlockingSimulation
 import org.opendc.simulator.resources.SimResourceInterpreter
 import org.opendc.telemetry.sdk.toOtelClock
-import org.opendc.trace.gwf.GwfTraceFormat
+import org.opendc.trace.Trace
 import org.opendc.workflow.service.internal.WorkflowServiceImpl
 import org.opendc.workflow.service.scheduler.WorkflowSchedulerMode
 import org.opendc.workflow.service.scheduler.job.NullJobAdmissionPolicy
 import org.opendc.workflow.service.scheduler.job.SubmissionTimeJobOrderPolicy
 import org.opendc.workflow.service.scheduler.task.NullTaskEligibilityPolicy
 import org.opendc.workflow.service.scheduler.task.SubmissionTimeTaskOrderPolicy
+import java.nio.file.Paths
 import java.time.Duration
 import java.util.*
 
@@ -105,7 +106,10 @@ internal class WorkflowServiceTest {
             taskOrderPolicy = SubmissionTimeTaskOrderPolicy(),
         )
 
-        val trace = GwfTraceFormat().open(checkNotNull(WorkflowServiceTest::class.java.getResource("/trace.gwf")))
+        val trace = Trace.open(
+            Paths.get(checkNotNull(WorkflowServiceTest::class.java.getResource("/trace.gwf")).toURI()),
+            format = "gwf"
+        )
         val replayer = TraceReplayer(trace)
 
         replayer.replay(clock, scheduler)