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The Dolphin Platform is a framework that implements the presentation model pattern and provides amodern way to create enterprise applications. The Platform provides several client implementations that all canbe used in combination with a general sever API.

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/*
 * Copyright 2015-2017 Canoo Engineering AG.
 *
 * 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.canoo.dolphin.server.context;

import com.canoo.dolphin.server.ClientSessionExecutor;
import com.canoo.dolphin.util.Assert;
import com.google.common.util.concurrent.SettableFuture;

import java.util.concurrent.Executor;
import java.util.concurrent.Future;

public class ClientSessionExecutorImpl implements ClientSessionExecutor {

    private final Executor runLaterExecutor;

    public ClientSessionExecutorImpl(final Executor runLaterExecutor) {
        this.runLaterExecutor = Assert.requireNonNull(runLaterExecutor, "runLaterExecutor");
    }

    @Override
    public Future runLaterInClientSession(final Runnable task) {
        Assert.requireNonNull(task, "task");
        final SettableFuture future = SettableFuture.create();
        runLaterExecutor.execute(new Runnable() {
            @Override
            public void run() {
                try {
                    task.run();
                    future.set(null);
                } catch (Exception e) {
                    future.setException(e);
                }
            }
        });
        return future;
    }
}