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HttpComponents Client Source Code Files
HttpComponents Client Source Code Files are provided in the
source package file, httpcomponents-client-5.2-src.zip.
You can download httpcomponents-client-5.2-src.zip as described in the previous tutorial and go to the "httpclient5/src" sub-folder to view Source Code files.
You can also browse HttpComponents Client Source Code below:
✍: FYIcenter.com
⏎ org/apache/hc/client5/http/impl/io/DefaultHttpClientConnectionOperator.java
/* * ==================================================================== * 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.hc.client5.http.impl.io; import java.io.IOException; import java.net.InetAddress; import java.net.InetSocketAddress; import java.net.Socket; import java.util.Arrays; import org.apache.hc.client5.http.ConnectExceptionSupport; import org.apache.hc.client5.http.DnsResolver; import org.apache.hc.client5.http.SchemePortResolver; import org.apache.hc.client5.http.SystemDefaultDnsResolver; import org.apache.hc.client5.http.UnsupportedSchemeException; import org.apache.hc.client5.http.impl.ConnPoolSupport; import org.apache.hc.client5.http.impl.DefaultSchemePortResolver; import org.apache.hc.client5.http.io.HttpClientConnectionOperator; import org.apache.hc.client5.http.io.ManagedHttpClientConnection; import org.apache.hc.client5.http.protocol.HttpClientContext; import org.apache.hc.client5.http.socket.ConnectionSocketFactory; import org.apache.hc.client5.http.socket.LayeredConnectionSocketFactory; import org.apache.hc.core5.annotation.Contract; import org.apache.hc.core5.annotation.Internal; import org.apache.hc.core5.annotation.ThreadingBehavior; import org.apache.hc.core5.http.ConnectionClosedException; import org.apache.hc.core5.http.HttpHost; import org.apache.hc.core5.http.config.Lookup; import org.apache.hc.core5.http.io.SocketConfig; import org.apache.hc.core5.http.protocol.HttpContext; import org.apache.hc.core5.util.Args; import org.apache.hc.core5.util.TimeValue; import org.apache.hc.core5.util.Timeout; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * Default implementation of {@link HttpClientConnectionOperator} used as default in Http client, * when no instance provided by user to {@link BasicHttpClientConnectionManager} or {@link * PoolingHttpClientConnectionManager} constructor. * * @since 4.4 */ @Internal @Contract(threading = ThreadingBehavior.STATELESS) public class DefaultHttpClientConnectionOperator implements HttpClientConnectionOperator { static final String SOCKET_FACTORY_REGISTRY = "http.socket-factory-registry"; private static final Logger LOG = LoggerFactory.getLogger(DefaultHttpClientConnectionOperator.class); private final Lookup<ConnectionSocketFactory> socketFactoryRegistry; private final SchemePortResolver schemePortResolver; private final DnsResolver dnsResolver; public DefaultHttpClientConnectionOperator( final Lookup<ConnectionSocketFactory> socketFactoryRegistry, final SchemePortResolver schemePortResolver, final DnsResolver dnsResolver) { super(); Args.notNull(socketFactoryRegistry, "Socket factory registry"); this.socketFactoryRegistry = socketFactoryRegistry; this.schemePortResolver = schemePortResolver != null ? schemePortResolver : DefaultSchemePortResolver.INSTANCE; this.dnsResolver = dnsResolver != null ? dnsResolver : SystemDefaultDnsResolver.INSTANCE; } @SuppressWarnings("unchecked") private Lookup<ConnectionSocketFactory> getSocketFactoryRegistry(final HttpContext context) { Lookup<ConnectionSocketFactory> reg = (Lookup<ConnectionSocketFactory>) context.getAttribute( SOCKET_FACTORY_REGISTRY); if (reg == null) { reg = this.socketFactoryRegistry; } return reg; } @Override public void connect( final ManagedHttpClientConnection conn, final HttpHost host, final InetSocketAddress localAddress, final TimeValue connectTimeout, final SocketConfig socketConfig, final HttpContext context) throws IOException { final Timeout timeout = connectTimeout != null ? Timeout.of(connectTimeout.getDuration(), connectTimeout.getTimeUnit()) : null; connect(conn, host, localAddress, timeout, socketConfig, null, context); } @Override public void connect( final ManagedHttpClientConnection conn, final HttpHost host, final InetSocketAddress localAddress, final Timeout connectTimeout, final SocketConfig socketConfig, final Object attachment, final HttpContext context) throws IOException { Args.notNull(conn, "Connection"); Args.notNull(host, "Host"); Args.notNull(socketConfig, "Socket config"); Args.notNull(context, "Context"); final Lookup<ConnectionSocketFactory> registry = getSocketFactoryRegistry(context); final ConnectionSocketFactory sf = registry.lookup(host.getSchemeName()); if (sf == null) { throw new UnsupportedSchemeException(host.getSchemeName() + " protocol is not supported"); } final InetAddress[] remoteAddresses; if (host.getAddress() != null) { remoteAddresses = new InetAddress[] { host.getAddress() }; } else { if (LOG.isDebugEnabled()) { LOG.debug("{} resolving remote address", host.getHostName()); } remoteAddresses = this.dnsResolver.resolve(host.getHostName()); if (LOG.isDebugEnabled()) { LOG.debug("{} resolved to {}", host.getHostName(), Arrays.asList(remoteAddresses)); } } final Timeout soTimeout = socketConfig.getSoTimeout(); final int port = this.schemePortResolver.resolve(host); for (int i = 0; i < remoteAddresses.length; i++) { final InetAddress address = remoteAddresses[i]; final boolean last = i == remoteAddresses.length - 1; Socket sock = sf.createSocket(context); if (soTimeout != null) { sock.setSoTimeout(soTimeout.toMillisecondsIntBound()); } sock.setReuseAddress(socketConfig.isSoReuseAddress()); sock.setTcpNoDelay(socketConfig.isTcpNoDelay()); sock.setKeepAlive(socketConfig.isSoKeepAlive()); if (socketConfig.getRcvBufSize() > 0) { sock.setReceiveBufferSize(socketConfig.getRcvBufSize()); } if (socketConfig.getSndBufSize() > 0) { sock.setSendBufferSize(socketConfig.getSndBufSize()); } final int linger = socketConfig.getSoLinger().toMillisecondsIntBound(); if (linger >= 0) { sock.setSoLinger(true, linger); } conn.bind(sock); final InetSocketAddress remoteAddress = new InetSocketAddress(address, port); if (LOG.isDebugEnabled()) { LOG.debug("{}:{} connecting {}->{} ({})", host.getHostName(), host.getPort(), localAddress, remoteAddress, connectTimeout); } try { sock = sf.connectSocket(sock, host, remoteAddress, localAddress, connectTimeout, attachment, context); conn.bind(sock); conn.setSocketTimeout(soTimeout); if (LOG.isDebugEnabled()) { LOG.debug("{}:{} connected {}->{} as {}", host.getHostName(), host.getPort(), localAddress, remoteAddress, ConnPoolSupport.getId(conn)); } return; } catch (final IOException ex) { if (last) { if (LOG.isDebugEnabled()) { LOG.debug("{}:{} connection to {} failed ({}); terminating operation", host.getHostName(), host.getPort(), remoteAddress, ex.getClass()); } throw ConnectExceptionSupport.enhance(ex, host, remoteAddresses); } else { if (LOG.isDebugEnabled()) { LOG.debug("{}:{} connection to {} failed ({}); retrying connection to the next address", host.getHostName(), host.getPort(), remoteAddress, ex.getClass()); } } } } } @Override public void upgrade( final ManagedHttpClientConnection conn, final HttpHost host, final HttpContext context) throws IOException { upgrade(conn, host, null, context); } @Override public void upgrade( final ManagedHttpClientConnection conn, final HttpHost host, final Object attachment, final HttpContext context) throws IOException { final HttpClientContext clientContext = HttpClientContext.adapt(context); final Lookup<ConnectionSocketFactory> registry = getSocketFactoryRegistry(clientContext); final ConnectionSocketFactory sf = registry.lookup(host.getSchemeName()); if (sf == null) { throw new UnsupportedSchemeException(host.getSchemeName() + " protocol is not supported"); } if (!(sf instanceof LayeredConnectionSocketFactory)) { throw new UnsupportedSchemeException(host.getSchemeName() + " protocol does not support connection upgrade"); } final LayeredConnectionSocketFactory lsf = (LayeredConnectionSocketFactory) sf; Socket sock = conn.getSocket(); if (sock == null) { throw new ConnectionClosedException("Connection is closed"); } final int port = this.schemePortResolver.resolve(host); sock = lsf.createLayeredSocket(sock, host.getHostName(), port, attachment, context); conn.bind(sock); } }
⏎ org/apache/hc/client5/http/impl/io/DefaultHttpClientConnectionOperator.java
Or download all them as a single archive file:
File name: httpclient5-5.2-fyi.zip File size: 625318 bytes Release date: 2022-11-10 Download
⇒ Download and Install HttpComponents Core Binary Package
⇐ Download and Install HttpComponents Client Source Package
2023-03-26, 9179👍, 1💬
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