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/*
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 * Licensed to the Apache Software Foundation (ASF) under one
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 * or more contributor license agreements.  See the NOTICE file
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 * distributed with this work for additional information
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 * regarding copyright ownership.  The ASF licenses this file
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 * to you under the Apache License, Version 2.0 (the
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 * "License"); you may not use this file except in compliance
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 * with the License.  You may obtain a copy of the License at
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 *
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 *   http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing,
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 * software distributed under the License is distributed on an
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 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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 * KIND, either express or implied.  See the License for the
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 * specific language governing permissions and limitations
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 * under the License.
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 */
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package org.apache.sshd.client.future;
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import org.apache.sshd.ClientSession;
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import org.apache.sshd.common.RuntimeSshException;
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import org.apache.sshd.common.future.DefaultSshFuture;
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/**
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 * A default implementation of {@link ConnectFuture}.
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 *
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 * @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
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 */
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public class DefaultConnectFuture extends DefaultSshFuture<ConnectFuture> implements ConnectFuture {
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    public DefaultConnectFuture(Object lock) {
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        super(lock);
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    }
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    public ClientSession getSession() {
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        Object v = getValue();
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        if (v instanceof RuntimeException) {
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            throw (RuntimeException) v;
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        } else if (v instanceof Error) {
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            throw (Error) v;
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        } else if (v instanceof Throwable) {
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            throw (RuntimeSshException) new RuntimeSshException("Failed to get the session.").initCause((Throwable) v);
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        } else if (v instanceof ClientSession) {
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            return (ClientSession) v;
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        } else {
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            return null;
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        }
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    }
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    public Throwable getException() {
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        Object v = getValue();
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        if (v instanceof Throwable) {
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            return (Throwable) v;
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        } else {
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            return null;
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        }
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    }
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    public boolean isConnected() {
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        return getValue() instanceof ClientSession;
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    }
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    public void setSession(ClientSession session) {
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        if (session == null) {
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            throw new NullPointerException("session");
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        }
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        setValue(session);
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    }
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    public void setException(Throwable exception) {
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        if (exception == null) {
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            throw new NullPointerException("exception");
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        }
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        setValue(exception);
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    }
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}