Package org.apache.flink.table.client.gateway

Class ExecutorImpl

java.lang.Object
org.apache.flink.table.client.gateway.ExecutorImpl
All Implemented Interfaces:
Closeable, AutoCloseable, Executor
public class ExecutorImpl extends Object implements Executor
Executor to connect to SqlGateway and execute statements.

  • Constructor Details

    • ExecutorImpl

      public ExecutorImpl(org.apache.flink.table.gateway.service.context.DefaultContext defaultContext, InetSocketAddress gatewayAddress, String sessionId)

    • ExecutorImpl

      public ExecutorImpl(org.apache.flink.table.gateway.service.context.DefaultContext defaultContext, InetSocketAddress gatewayAddress, String sessionId, org.apache.flink.table.gateway.rest.util.RowFormat rowFormat)

    • ExecutorImpl

      public ExecutorImpl(org.apache.flink.table.gateway.service.context.DefaultContext defaultContext, URL gatewayUrl, String sessionId)

  • Method Details

    • configureSession

      public void configureSession(String statement)
      Description copied from interface: Executor
      Configures session with statement.
      Specified by:
      configureSession in interface Executor
      Parameters:
      statement - to initialize the session

    • getSessionConfig

      public org.apache.flink.configuration.ReadableConfig getSessionConfig()
      Description copied from interface: Executor
      Get the configuration of the session.
      Specified by:
      getSessionConfig in interface Executor
      Returns:
      the session configuration.

    • getSessionConfigMap

      public Map<String,String> getSessionConfigMap()
      Description copied from interface: Executor
      Get the map configuration of the session.
      Specified by:
      getSessionConfigMap in interface Executor
      Returns:
      the map session configuration.

    • executeStatement

      public StatementResult executeStatement(String statement)
      Description copied from interface: Executor
      Execute statement.
      Specified by:
      executeStatement in interface Executor
      Parameters:
      statement - to execute
      Returns:
      Iterable results of the statement

    • completeStatement

      public List<String> completeStatement(String statement, int position)
      Description copied from interface: Executor
      Returns a list of completion hints for the given statement at the given position.
      Specified by:
      completeStatement in interface Executor
      Parameters:
      statement - Partial or slightly incorrect SQL statement
      position - cursor position
      Returns:
      completion hints that fit at the current cursor position

    • deployScript

      public String deployScript(@Nullable String script, @Nullable URI uri)
      Description copied from interface: Executor
      Deploy script in application mode.
      Specified by:
      deployScript in interface Executor
      Parameters:
      script - content to run in application mode
      uri - uri to the script
      Returns:
      the cluster id

    • close

      public void close()
      Description copied from interface: Executor
      Close the Executor and process all exceptions.
      Specified by:
      close in interface AutoCloseable
      Specified by:
      close in interface Closeable
      Specified by:
      close in interface Executor

    • getSessionHandle

      @VisibleForTesting public org.apache.flink.table.gateway.api.session.SessionHandle getSessionHandle()