RamanVerma commented on code in PR #15384:
URL: https://github.com/apache/kafka/pull/15384#discussion_r1494984871


##########
core/src/main/scala/kafka/coordinator/transaction/TransactionCoordinator.scala:
##########
@@ -278,12 +278,13 @@ class TransactionCoordinator(txnConfig: TransactionConfig,
 
   def handleListTransactions(
     filteredProducerIds: Set[Long],
-    filteredStates: Set[String]
+    filteredStates: Set[String],
+    durationFilter: Long = -1

Review Comment:
   @yyu1993 this default value needs to be changed to -1L as well



##########
clients/src/main/java/org/apache/kafka/clients/admin/ListTransactionsOptions.java:
##########
@@ -61,6 +62,11 @@ public ListTransactionsOptions 
filterProducerIds(Collection<Long> producerIdFilt
         return this;
     }
 
+    public ListTransactionsOptions durationFilter(long durationMs) {

Review Comment:
   Please add a comment to this method like we have for the other methods 
above. Also, we should probably change the method name to filterOnDuration, to 
match rest of the filter setting methods.



##########
clients/src/main/java/org/apache/kafka/clients/admin/ListTransactionsOptions.java:
##########
@@ -81,11 +87,16 @@ public Set<Long> filteredProducerIds() {
         return filteredProducerIds;
     }
 
+    public long getDurationFilter() {

Review Comment:
   Please add a Java doc comment to the method. Also, change the method name to 
`filteredDuration`



##########
clients/src/main/java/org/apache/kafka/clients/admin/ListTransactionsOptions.java:
##########
@@ -81,11 +87,16 @@ public Set<Long> filteredProducerIds() {
         return filteredProducerIds;
     }
 
+    public long getDurationFilter() {
+        return durationFilter;
+    }
+
     @Override
     public String toString() {
         return "ListTransactionsOptions(" +
             "filteredStates=" + filteredStates +
             ", filteredProducerIds=" + filteredProducerIds +
+            ", durationFilter=" + durationFilter +

Review Comment:
   nit: durationFilter -> filteredDuration



##########
tools/src/test/java/org/apache/kafka/tools/TransactionsCommandTest.java:
##########
@@ -187,14 +187,25 @@ private void testDescribeProducers(
         assertEquals(expectedRows, new HashSet<>(table.subList(1, 
table.size())));
     }
 
-    @Test
-    public void testListTransactions() throws Exception {
+    @ParameterizedTest
+    @ValueSource(booleans = {true, false})
+    public void testListTransactions(boolean hasDurationFilter) throws 
Exception {
         String[] args = new String[] {
             "--bootstrap-server",
             "localhost:9092",
             "list"
         };
 
+        if (hasDurationFilter) {
+            args = new String[] {
+                "--bootstrap-server",
+                "localhost:9092",
+                "list",
+                "--duration-filter",
+                Long.toString(Long.MAX_VALUE)

Review Comment:
   hmm this will not return anything, right?



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