Java FlinkILoop.createInterpreter 예제들

예제 #1

파일: FlinkInterpreter.java 프로젝트: dict/Zeppelin-With-R

  @Override
  public void open() {
    out = new ByteArrayOutputStream();
    flinkConf = new org.apache.flink.configuration.Configuration();
    Properties intpProperty = getProperty();
    for (Object k : intpProperty.keySet()) {
      String key = (String) k;
      String val = toString(intpProperty.get(key));
      flinkConf.setString(key, val);
    }

    if (localMode()) {
      startFlinkMiniCluster();
    }

    flinkIloop = new FlinkILoop(getHost(), getPort(), (BufferedReader) null, new PrintWriter(out));
    flinkIloop.settings_$eq(createSettings());
    flinkIloop.createInterpreter();

    imain = flinkIloop.intp();

    // prepare bindings
    imain.interpret("@transient var _binder = new java.util.HashMap[String, Object]()");
    binder = (Map<String, Object>) getValue("_binder");

    // import libraries
    imain.interpret("import scala.tools.nsc.io._");
    imain.interpret("import Properties.userHome");
    imain.interpret("import scala.compat.Platform.EOL");

    imain.interpret("import org.apache.flink.api.scala._");
    imain.interpret("import org.apache.flink.api.common.functions._");
    imain.bindValue("env", flinkIloop.scalaEnv());
  }

예제 #2

파일: FlinkInterpreter.java 프로젝트: soralee/incubator-zeppelin

  @Override
  public void open() {
    out = new ByteArrayOutputStream();
    flinkConf = new org.apache.flink.configuration.Configuration();
    Properties intpProperty = getProperty();
    for (Object k : intpProperty.keySet()) {
      String key = (String) k;
      String val = toString(intpProperty.get(key));
      flinkConf.setString(key, val);
    }

    if (localMode()) {
      startFlinkMiniCluster();
    }

    flinkIloop =
        new FlinkILoop(
            getHost(), getPort(), flinkConf, (BufferedReader) null, new PrintWriter(out));

    flinkIloop.settings_$eq(createSettings());
    flinkIloop.createInterpreter();

    imain = flinkIloop.intp();

    org.apache.flink.api.scala.ExecutionEnvironment benv = flinkIloop.scalaBenv();
    // new ExecutionEnvironment(remoteBenv)
    org.apache.flink.streaming.api.scala.StreamExecutionEnvironment senv = flinkIloop.scalaSenv();

    senv.getConfig().disableSysoutLogging();
    benv.getConfig().disableSysoutLogging();

    // prepare bindings
    imain.interpret("@transient var _binder = new java.util.HashMap[String, Object]()");
    Map<String, Object> binder = (Map<String, Object>) getLastObject();

    // import libraries
    imain.interpret("import scala.tools.nsc.io._");
    imain.interpret("import Properties.userHome");
    imain.interpret("import scala.compat.Platform.EOL");

    imain.interpret("import org.apache.flink.api.scala._");
    imain.interpret("import org.apache.flink.api.common.functions._");

    binder.put("benv", benv);
    imain.interpret(
        "val benv = _binder.get(\"benv\").asInstanceOf[" + benv.getClass().getName() + "]");

    binder.put("senv", senv);
    imain.interpret(
        "val senv = _binder.get(\"senv\").asInstanceOf[" + senv.getClass().getName() + "]");
  }