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/*
* ====================================================================
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package ch.boye.httpclientandroidlib.conn;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import ch.boye.httpclientandroidlib.HttpClientConnection;
import ch.boye.httpclientandroidlib.concurrent.Cancellable;
/**
* Represents a request for a {@link HttpClientConnection} whose life cycle
* is managed by a connection manager.
*
* @since 4.3
*/
public interface ConnectionRequest extends Cancellable {
/**
* Obtains a connection within a given time.
* This method will block until a connection becomes available,
* the timeout expires, or the connection manager is shut down.
* Timeouts are handled with millisecond precision.
*
* If {@link #cancel()} is called while this is blocking or
* before this began, an {@link InterruptedException} will
* be thrown.
*
* @param timeout the timeout, 0 or negative for no timeout
* @param tunit the unit for the <code>timeout</code>,
* may be <code>null</code> only if there is no timeout
*
* @return a connection that can be used to communicate
* along the given route
*
* @throws ConnectionPoolTimeoutException
* in case of a timeout
* @throws InterruptedException
* if the calling thread is interrupted while waiting
*/
HttpClientConnection get(long timeout, TimeUnit tunit)
throws InterruptedException, ExecutionException, ConnectionPoolTimeoutException;
}
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