rohitsinha54 commented on code in PR #32068:
URL: https://github.com/apache/beam/pull/32068#discussion_r1705805792


##########
sdks/java/io/google-cloud-platform/build.gradle:
##########
@@ -218,6 +218,10 @@ task integrationTest(type: Test, dependsOn: 
processTestResources) {
 
   useJUnit {
     excludeCategories "org.apache.beam.sdk.testing.UsesKms"
+    filter {
+      // https://github.com/apache/beam/issues/32071

Review Comment:
   interesting.....
   Thanks for catching this. 



##########
sdks/java/io/google-cloud-platform/src/test/java/org/apache/beam/sdk/io/gcp/bigtable/BigtableReadIT.java:
##########
@@ -138,6 +144,17 @@ public void testE2EBigtableSegmentRead() {
                     .withMaxBufferElementCount(10))
             .apply(Count.globally());
     PAssert.thatSingleton(count).isEqualTo(numRows);
-    p.run();
+    PipelineResult r = p.run();
+    checkLineageSourceMetric(r, tableId);
+  }
+
+  private void checkLineageSourceMetric(PipelineResult r, String tableId) {
+    // TODO(https://github.com/apache/beam/issues/32071) test malformed,
+    //   when pipeline.run() os non-blocking, the metrics are not available by 
the time of query

Review Comment:
   typo "is"



##########
sdks/java/core/src/main/java/org/apache/beam/sdk/metrics/Lineage.java:
##########
@@ -38,4 +38,35 @@ public static StringSet getSources() {
   public static StringSet getSinks() {
     return SINKS;
   }
+
+  /** Query {@link StringSet} metrics from {@link MetricResults}. */
+  public static Set<String> query(MetricResults results, Type type) {

Review Comment:
   Nice!



##########
sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigtable/BigtableServiceImpl.java:
##########
@@ -71,6 +71,7 @@
 import org.apache.beam.sdk.io.gcp.bigtable.BigtableIO.BigtableSource;
 import org.apache.beam.sdk.io.range.ByteKeyRange;
 import org.apache.beam.sdk.metrics.Distribution;
+import org.apache.beam.sdk.metrics.Lineage;

Review Comment:
   Thank you. 
   



##########
sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigtable/BigtableIO.java:
##########
@@ -2017,8 +2030,11 @@ public boolean start() throws IOException {
                   && rangeTracker.tryReturnRecordAt(
                       true, makeByteKey(reader.getCurrentRow().getKey())))
               || rangeTracker.markDone();
+      LOG.warn("called start");

Review Comment:
   remove log lines



##########
sdks/java/core/src/main/java/org/apache/beam/sdk/metrics/Lineage.java:
##########
@@ -23,11 +23,8 @@
 public class Lineage {
 
   public static final String LINEAGE_NAMESPACE = "lineage";
-  public static final String SOURCE_METRIC_NAME = "sources";

Review Comment:
   SG. Thanks. 



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