Merge branch 'stable-3.6' into stable-3.7

* stable-3.6:
  Fix pull-replication plugin startup which was always failing
  Add description for pending tasks metric
  Add description for in_flight metric
  Fixed typo in metric description

Change-Id: I04a66d80e6db00bf2d6e7c0000a9c40905f9220c

example-setup/broker/Dockerfile

diff --git a/example-setup/broker/Dockerfile b/example-setup/broker/Dockerfile
index b79470c..67eecd9 100644
--- a/example-setup/broker/Dockerfile
+++ b/example-setup/broker/Dockerfile
@@ -1,4 +1,4 @@
-FROM gerritcodereview/gerrit:3.6.3-almalinux8
+FROM gerritcodereview/gerrit:3.7.2-almalinux8
 
 USER root
 

example-setup/http/Dockerfile

diff --git a/example-setup/http/Dockerfile b/example-setup/http/Dockerfile
index 77fed72..afadb4f 100644
--- a/example-setup/http/Dockerfile
+++ b/example-setup/http/Dockerfile
@@ -1,4 +1,4 @@
-FROM gerritcodereview/gerrit:3.6.3-almalinux8
+FROM gerritcodereview/gerrit:3.7.2-almalinux8
 
 USER root
 

src/main/java/com/googlesource/gerrit/plugins/replication/pull/api/PullReplicationFilter.java

diff --git a/src/main/java/com/googlesource/gerrit/plugins/replication/pull/api/PullReplicationFilter.java b/src/main/java/com/googlesource/gerrit/plugins/replication/pull/api/PullReplicationFilter.java
index ca90c02..40e39ad 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/replication/pull/api/PullReplicationFilter.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/replication/pull/api/PullReplicationFilter.java
@@ -157,7 +157,7 @@
     } catch (AuthException e) {
       RestApiServlet.replyError(
           httpRequest, httpResponse, SC_FORBIDDEN, e.getMessage(), e.caching(), e);
-    } catch (MalformedJsonException | JsonParseException e) {
+    } catch (MalformedJsonException | JsonParseException | IllegalArgumentException e) {
       logger.atFine().withCause(e).log("REST call failed on JSON parsing");
       RestApiServlet.replyError(
           httpRequest, httpResponse, SC_BAD_REQUEST, "Invalid json in request", e);