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https://issues.apache.org/jira/browse/BEAM-4679?focusedWorklogId=135204&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-135204
]
ASF GitHub Bot logged work on BEAM-4679:
----------------------------------------
Author: ASF GitHub Bot
Created on: 16/Aug/18 00:08
Start Date: 16/Aug/18 00:08
Worklog Time Spent: 10m
Work Description: youngoli commented on a change in pull request #6141:
[BEAM-4679] Re-adding Flatten roots in ULR.
URL: https://github.com/apache/beam/pull/6141#discussion_r210446055
##########
File path:
runners/direct-java/src/main/java/org/apache/beam/runners/direct/portable/EmptyInputProvider.java
##########
@@ -0,0 +1,38 @@
+/*
+ * 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.
+ */
+package org.apache.beam.runners.direct.portable;
+
+import java.util.Collection;
+import java.util.Collections;
+import
org.apache.beam.runners.core.construction.graph.PipelineNode.PTransformNode;
+
+/** A {@link RootInputProvider} that provides no input bundles. */
+class EmptyInputProvider implements RootInputProvider<Void> {
+ EmptyInputProvider() {}
+
+ /**
+ * {@inheritDoc}.
+ *
+ * <p>Returns an empty collection.
+ */
+ @Override
+ public Collection<CommittedBundle<Void>> getInitialInputs(
+ PTransformNode transform, int targetParallelism) {
+ return Collections.emptyList();
+ }
+}
Review comment:
This is showing up without the line at the end of file on Github for me, but
seems to actually have it in the repo. I think Github might just not be
updating.
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Issue Time Tracking
-------------------
Worklog Id: (was: 135204)
Time Spent: 2h 10m (was: 2h)
> Support portable combiner lifting in Java Reference Runner
> ----------------------------------------------------------
>
> Key: BEAM-4679
> URL: https://issues.apache.org/jira/browse/BEAM-4679
> Project: Beam
> Issue Type: Sub-task
> Components: runner-direct
> Reporter: Daniel Oliveira
> Assignee: Daniel Oliveira
> Priority: Major
> Time Spent: 2h 10m
> Remaining Estimate: 0h
>
> Adjust the Reference Runner in Java to support portable combiner lifting as
> described in the following doc:
> https://s.apache.org/beam-runner-api-combine-model
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