/*
* ====================================================================
* 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 org.apache.http.impl.pool;
import java.util.concurrent.atomic.
AtomicLong;
import org.apache.http.
HttpClientConnection;
import org.apache.http.
HttpHost;
import org.apache.http.annotation.
ThreadingBehavior;
import org.apache.http.annotation.
Contract;
import org.apache.http.config.
ConnectionConfig;
import org.apache.http.config.
SocketConfig;
import org.apache.http.params.
HttpParams;
import org.apache.http.pool.
AbstractConnPool;
import org.apache.http.pool.
ConnFactory;
/**
* A very basic {@link org.apache.http.pool.ConnPool} implementation that
* represents a pool of blocking {@link HttpClientConnection} connections
* identified by an {@link HttpHost} instance. Please note this pool
* implementation does not support complex routes via a proxy cannot
* differentiate between direct and proxied connections.
*
* @see HttpHost
* @since 4.2
*/
@
SuppressWarnings("deprecation")
@
Contract(threading =
ThreadingBehavior.
SAFE_CONDITIONAL)
public class
BasicConnPool extends
AbstractConnPool<
HttpHost,
HttpClientConnection,
BasicPoolEntry> {
private static final
AtomicLong COUNTER = new
AtomicLong();
public
BasicConnPool(final
ConnFactory<
HttpHost,
HttpClientConnection>
connFactory) {
super(
connFactory, 2, 20);
}
/**
* @deprecated (4.3) use {@link BasicConnPool#BasicConnPool(SocketConfig, ConnectionConfig)}
*/
@
Deprecated
public
BasicConnPool(final
HttpParams params) {
super(new
BasicConnFactory(
params), 2, 20);
}
/**
* @since 4.3
*/
public
BasicConnPool(final
SocketConfig sconfig, final
ConnectionConfig cconfig) {
super(new
BasicConnFactory(
sconfig,
cconfig), 2, 20);
}
/**
* @since 4.3
*/
public
BasicConnPool() {
super(new
BasicConnFactory(
SocketConfig.
DEFAULT,
ConnectionConfig.
DEFAULT), 2, 20);
}
@
Override
protected
BasicPoolEntry createEntry(
final
HttpHost host,
final
HttpClientConnection conn) {
return new
BasicPoolEntry(
Long.
toString(
COUNTER.
getAndIncrement()),
host,
conn);
}
@
Override
protected boolean
validate(final
BasicPoolEntry entry) {
return !
entry.
getConnection().
isStale();
}
}