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FlinkPortablePipelineTranslator.java
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FlinkPortablePipelineTranslator.java
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/*
* 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.flink;
import org.apache.beam.model.pipeline.v1.RunnerApi;
import org.apache.beam.runners.fnexecution.provisioning.JobInfo;
/**
* Interface for portable Flink translators. This allows for a uniform invocation pattern for
* pipeline translation between streaming and portable runners.
*
* <p>Pipeline translators will generally provide a mechanism to produce the translation contexts
* that they use for pipeline translation. Post translation, the translation context should contain
* a pipeline plan that has not yet been executed.
*/
public interface FlinkPortablePipelineTranslator<
T extends FlinkPortablePipelineTranslator.TranslationContext> {
/** The context used for pipeline translation. */
interface TranslationContext {
JobInfo getJobInfo();
FlinkPipelineOptions getPipelineOptions();
}
/** Translates the given pipeline. */
void translate(T context, RunnerApi.Pipeline pipeline);
}