package com.thinkbiganalytics.spark.shell;
/*-
* #%L
* Spark Shell Service API
* %%
* Copyright (C) 2017 ThinkBig Analytics
* %%
* Licensed 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.
* #L%
*/
import com.thinkbiganalytics.spark.rest.model.TransformRequest;
import com.thinkbiganalytics.spark.rest.model.TransformResponse;
import java.util.Optional;
import javax.annotation.Nonnull;
/**
* Communicates with a Spark Shell process.
*/
public interface SparkShellRestClient {
/**
* Fetches the status of a transformation running on the specified Spark Shell process.
*
* @param table the destination table name
* @return the transformation status if the table exists
*/
@Nonnull
Optional<TransformResponse> getTable(@Nonnull SparkShellProcess process, @Nonnull String table);
/**
* Executes a Scala script on the specified Spark Shell process.
*
* @param request the transformation request
* @return the transformation status
*/
@Nonnull
TransformResponse transform(@Nonnull SparkShellProcess process, @Nonnull TransformRequest request);
}