org.apache.flink.api.java

Class ScalaShellRemoteEnvironment

java.lang.Object

org.apache.flink.api.java.ExecutionEnvironment

org.apache.flink.api.java.RemoteEnvironment

org.apache.flink.api.java.ScalaShellRemoteEnvironment

public class ScalaShellRemoteEnvironment
extends org.apache.flink.api.java.RemoteEnvironment

Special version of RemoteEnvironment that has a reference to a FlinkILoop. When execute is called this will use the reference of the ILoop to write the compiled classes of the current session to a Jar file and submit these with the program.

Field Summary

Fields inherited from class org.apache.flink.api.java.RemoteEnvironment

host, port

Fields inherited from class org.apache.flink.api.java.ExecutionEnvironment

jobID, lastJobExecutionResult, LOG, sessionTimeout

Constructor Summary

Constructors

Constructor and Description
ScalaShellRemoteEnvironment(String host, int port, org.apache.flink.api.scala.FlinkILoop flinkILoop, String... jarFiles) Creates new ScalaShellRemoteEnvironment that has a reference to the FlinkILoop

Method Summary

Modifier and Type	Method and Description
static void	disableAllContextAndOtherEnvironments()
org.apache.flink.api.common.JobExecutionResult	execute(String jobName) compiles jars from files in the shell virtual directory on the fly, sends and executes it in the remote environment
static void	resetContextEnvironments()

Methods inherited from class org.apache.flink.api.java.RemoteEnvironment

dispose, getExecutionPlan, startNewSession, toString

Methods inherited from class org.apache.flink.api.java.ExecutionEnvironment

addDefaultKryoSerializer, addDefaultKryoSerializer, areExplicitEnvironmentsAllowed, createCollectionsEnvironment, createHadoopInput, createHadoopInput, createInput, createInput, createLocalEnvironment, createLocalEnvironment, createLocalEnvironment, createProgramPlan, createProgramPlan, createProgramPlan, createRemoteEnvironment, createRemoteEnvironment, createRemoteEnvironment, execute, fromCollection, fromCollection, fromCollection, fromCollection, fromElements, fromParallelCollection, fromParallelCollection, generateSequence, getConfig, getExecutionEnvironment, getId, getIdString, getLastJobExecutionResult, getNumberOfExecutionRetries, getParallelism, getRestartStrategy, getSessionTimeout, initializeContextEnvironment, readCsvFile, readFile, readFileOfPrimitives, readFileOfPrimitives, readHadoopFile, readHadoopFile, readHadoopFile, readHadoopFile, readSequenceFile, readTextFile, readTextFile, readTextFileWithValue, readTextFileWithValue, registerCachedFile, registerCachedFile, registerCachedFilesWithPlan, registerType, registerTypeWithKryoSerializer, registerTypeWithKryoSerializer, resetContextEnvironment, setDefaultLocalParallelism, setNumberOfExecutionRetries, setParallelism, setRestartStrategy, setSessionTimeout

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ScalaShellRemoteEnvironment

public ScalaShellRemoteEnvironment(String host,
                                   int port,
                                   org.apache.flink.api.scala.FlinkILoop flinkILoop,
                                   String... jarFiles)

Creates new ScalaShellRemoteEnvironment that has a reference to the FlinkILoop

Parameters:

host - The host name or address of the master (JobManager), where the program should be executed.

port - The port of the master (JobManager), where the program should be executed.

flinkILoop - The flink Iloop instance from which the ScalaShellRemoteEnvironment is called.

Method Detail

execute

public org.apache.flink.api.common.JobExecutionResult execute(String jobName)
                                                       throws Exception

compiles jars from files in the shell virtual directory on the fly, sends and executes it in the remote environment

Overrides:

execute in class org.apache.flink.api.java.RemoteEnvironment

Parameters:

jobName - name of the job as string

Returns:

Result of the computation

Throws:

Exception

disableAllContextAndOtherEnvironments

public static void disableAllContextAndOtherEnvironments()

resetContextEnvironments

public static void resetContextEnvironments()