Github user twalthr commented on a diff in the pull request:
https://github.com/apache/flink/pull/6102#discussion_r199135922
--- Diff: tools/check_dependency_convergence.sh ---
@@ -0,0 +1,67 @@
+#!/usr/bin/env bash
+################################################################################
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+################################################################################
+
+HERE="`dirname \"$0\"`" # relative
+HERE="`( cd \"$HERE\" && pwd )`" # absolutized and normalized
+if [ -z "$HERE" ] ; then
+ # error; for some reason, the path is not accessible
+ # to the script (e.g. permissions re-evaled after suid)
+ exit 1 # fail
+fi
+
+FLINK_DIR=HERE
+
+if [[ $(basename ${HERE}) == "tools" ]] ; then
+ FLINK_DIR="${HERE}/.."
+fi
+
+FLINK_DIR="`( cd \"${FLINK_DIR}\" && pwd )`"
+
+echo ${FLINK_DIR}
+
+# get list of all flink modules
+# searches for directories containing a pom.xml file
+# sorts the list alphabetically
+# only accepts directories starting with "flink" to filter force-shading
+modules=$(find -maxdepth 3 -name 'pom.xml' -printf '%h\n' | sort -u | grep
"flink")
+
+for module in ${modules}
+do
+ # we are only interested in child modules
+ for other_module in ${modules}
+ do
+ if [[ "${other_module}" != "${module}" && "${other_module}" =
"${module}"/* ]]; then
+ echo "excluding ${module} since it is not a leaf module"
+ continue 2
+ fi
+ done
+
+ cd "${module}"
+ echo "checking ${module}"
+ output=$(mvn validate -nsu -Dcheckstyle.skip=true -Dcheck-convergence)
--- End diff --
Do we need to skip scala style and the rat plugin for speed up here?
---