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ZEPPELIN-3552. Support Scala 2.12 of SparkInterpreter #3034
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71 changes: 71 additions & 0 deletions
71
spark/interpreter/src/main/java/org/apache/zeppelin/spark/AbstractSparkScalaInterpreter.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. | ||
| */ | ||
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| package org.apache.zeppelin.spark; | ||
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| import org.apache.spark.SparkContext; | ||
| import org.apache.spark.sql.SQLContext; | ||
| import org.apache.zeppelin.interpreter.BaseZeppelinContext; | ||
| import org.apache.zeppelin.interpreter.Interpreter; | ||
| import org.apache.zeppelin.interpreter.InterpreterContext; | ||
| import org.apache.zeppelin.interpreter.InterpreterException; | ||
| import org.apache.zeppelin.interpreter.InterpreterResult; | ||
| import org.apache.zeppelin.interpreter.thrift.InterpreterCompletion; | ||
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| import java.util.List; | ||
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| /** | ||
| * This is bridge class which bridge the communication between java side and scala side. | ||
| * Java side reply on this abstract class which is implemented by different scala versions. | ||
| */ | ||
| public abstract class AbstractSparkScalaInterpreter { | ||
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| public abstract SparkContext getSparkContext(); | ||
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| public abstract SQLContext getSqlContext(); | ||
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| public abstract Object getSparkSession(); | ||
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| public abstract String getSparkUrl(); | ||
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| public abstract BaseZeppelinContext getZeppelinContext(); | ||
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| public int getProgress(InterpreterContext context) throws InterpreterException { | ||
| return getProgress(Utils.buildJobGroupId(context), context); | ||
| } | ||
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| public abstract int getProgress(String jobGroup, | ||
| InterpreterContext context) throws InterpreterException; | ||
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| public void cancel(InterpreterContext context) throws InterpreterException { | ||
| getSparkContext().cancelJobGroup(Utils.buildJobGroupId(context)); | ||
| } | ||
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| public Interpreter.FormType getFormType() throws InterpreterException { | ||
| return Interpreter.FormType.SIMPLE; | ||
| } | ||
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| public abstract void open(); | ||
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| public abstract void close(); | ||
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| public abstract InterpreterResult interpret(String st, InterpreterContext context); | ||
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| public abstract List<InterpreterCompletion> completion(String buf, | ||
| int cursor, | ||
| InterpreterContext interpreterContext); | ||
| } |
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3.0.7 support both scala 2.10/2.11/2.12