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Æsh (Another Extendable SHell) Terminal SSH

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/*
 * JBoss, Home of Professional Open Source
 * Copyright 2017 Red Hat Inc. and/or its affiliates and other contributors
 * as indicated by the @authors tag. All rights reserved.
 * See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * 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 org.aesh.terminal.ssh.netty;

import java.io.IOException;
import java.io.InterruptedIOException;
import java.util.concurrent.CompletableFuture;
import java.util.function.Consumer;

/**
 * @author Julien Viet
 */
class Helper {

    static IOException toIOException(Exception e) {
        if (e instanceof InterruptedException) {
            InterruptedIOException ioe = new InterruptedIOException();
            ioe.initCause(e);
            return ioe;
        } else {
            return new IOException(e);
        }
    }

    public static Consumer startedHandler(CompletableFuture fut) {
        return err -> {
            if (err == null) {
                fut.complete(null);
            } else {
                fut.completeExceptionally(err);
            }
        };
    }

    public static Consumer stoppedHandler(CompletableFuture fut) {
        return err -> {
            fut.complete(null);
        };
    }

}