KernelHandlerWrapper.java

/*
 *  Copyright 2017 TWO SIGMA OPEN SOURCE, LLC
 *
 *  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.
 */
package com.twosigma.jupyter.handler;

import com.twosigma.jupyter.KernelFunctionality;
import com.twosigma.jupyter.message.Message;

public class KernelHandlerWrapper {

  public static void wrapBusyIdle(KernelFunctionality kernel, Message message, HandlerAction handlerAction) {
    kernel.sendBusyMessage(message);
    handlerAction.execute();
    kernel.sendIdleMessage(message);
  }

  public interface HandlerAction {
    void execute();
  }
}