2 files changed, 9 insertions, 7 deletions
diff --git a/opendc-trace/opendc-trace-api/src/main/kotlin/org/opendc/trace/spi/TraceFormat.kt b/opendc-trace/opendc-trace-api/src/main/kotlin/org/opendc/trace/spi/TraceFormat.kt
index eff6fa83..26e81cf8 100644
--- a/opendc-trace/opendc-trace-api/src/main/kotlin/org/opendc/trace/spi/TraceFormat.kt
+++ b/opendc-trace/opendc-trace-api/src/main/kotlin/org/opendc/trace/spi/TraceFormat.kt
@@ -90,18 +90,20 @@ public interface TraceFormat {
      */
     public companion object {
         /**
-         * A list of [TraceFormat] that are available on this system.
+         * Obtain a list of [TraceFormat] that are available in the current thread context.
          */
         @JvmStatic
-        public val installedProviders: List<TraceFormat> by lazy {
-            val loader = ServiceLoader.load(TraceFormat::class.java)
-            loader.toList()
+        public fun getInstalledProviders(): Iterable<TraceFormat> {
+            return ServiceLoader.load(TraceFormat::class.java)
         }
 
         /**
          * Obtain a [TraceFormat] implementation by [name].
          */
         @JvmStatic
-        public fun byName(name: String): TraceFormat? = installedProviders.find { it.name == name }
+        public fun byName(name: String): TraceFormat? {
+            val loader = ServiceLoader.load(TraceFormat::class.java)
+            return loader.find { it.name == name }
+        }
     }
 }
diff --git a/opendc-trace/opendc-trace-parquet/build.gradle.kts b/opendc-trace/opendc-trace-parquet/build.gradle.kts
index 9b1e1273..2217a017 100644
--- a/opendc-trace/opendc-trace-parquet/build.gradle.kts
+++ b/opendc-trace/opendc-trace-parquet/build.gradle.kts
@@ -33,8 +33,8 @@ dependencies {
         exclude(group = "org.apache.hadoop")
     }
     api(libs.hadoop.common) {
-        exclude(group = "org.slf4j", module = "slf4j-log4j12")
-        exclude(group = "log4j")
+        exclude(group = "org.slf4j", module = "slf4j-reload4j")
+        exclude(group = "ch.qos.reload4j", module = "reload4j")
         exclude(group = "org.apache.hadoop")
         exclude(group = "org.apache.curator")
         exclude(group = "org.apache.zookeeper")