1 files changed, 41 insertions, 0 deletions
diff --git a/runtime/src/main/java/eu/mulk/quarkus/observability/googlecloud/jsonlogging/GoogleCloudLogEntry.java b/runtime/src/main/java/eu/mulk/quarkus/observability/googlecloud/jsonlogging/GoogleCloudLogEntry.java
new file mode 100644
index 0000000..3f5a836
--- /dev/null
+++ b/runtime/src/main/java/eu/mulk/quarkus/observability/googlecloud/jsonlogging/GoogleCloudLogEntry.java
@@ -0,0 +1,41 @@
+package eu.mulk.quarkus.observability.googlecloud.jsonlogging;
+
+import io.smallrye.common.constraint.Nullable;
+import java.time.Instant;
+import java.util.Map;
+import javax.json.bind.annotation.JsonbProperty;
+
+/**
+ * A JSON log entry compatible with Google Cloud Logging.
+ *
+ * <p>Roughly (but not quite) corresponds to Google Cloud Logging's
+ * <a href="https://cloud.google.com/logging/docs/reference/v2/rest/v2/LogEntry">LogEntry</a>
+ * structure.
+ */
+public record GoogleCloudLogEntry(
+    String getMessage,
+    String getSeverity,
+    Timestamp getTimestamp,
+    @Nullable String getTrace,
+    @Nullable String getSpanId,
+    @Nullable SourceLocation getSourceLocation,
+    @Nullable Map<String, String> getLabels,
+    @Nullable Map<String, Object> getParameters,
+    @Nullable Map<String, String> getMappedDiagnosticContext,
+    @Nullable String getNestedDiagnosticContext,
+    @Nullable @JsonbProperty("@type") String getType) {
+
+  static public record SourceLocation(
+      @Nullable String getFile,
+      @Nullable String getLine,
+      @Nullable String getFunction) {}
+
+  static public record Timestamp(
+      long getSeconds,
+      int getNanos) {
+
+    public Timestamp(Instant t) {
+      this(t.getEpochSecond(), t.getNano());
+    }
+  }
+}