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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/async/InternalH2AsyncExecRuntime.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.async; import java.io.InterruptedIOException; import java.util.concurrent.atomic.AtomicReference; import org.apache.hc.client5.http.HttpRoute; import org.apache.hc.client5.http.async.AsyncExecRuntime; import org.apache.hc.client5.http.config.RequestConfig; import org.apache.hc.client5.http.impl.ConnPoolSupport; import org.apache.hc.client5.http.impl.Operations; import org.apache.hc.client5.http.protocol.HttpClientContext; import org.apache.hc.core5.concurrent.Cancellable; import org.apache.hc.core5.concurrent.ComplexCancellable; import org.apache.hc.core5.concurrent.FutureCallback; import org.apache.hc.core5.http.HttpHost; import org.apache.hc.core5.http.HttpVersion; import org.apache.hc.core5.http.nio.AsyncClientExchangeHandler; import org.apache.hc.core5.http.nio.AsyncPushConsumer; import org.apache.hc.core5.http.nio.HandlerFactory; import org.apache.hc.core5.http.nio.command.RequestExecutionCommand; import org.apache.hc.core5.io.CloseMode; import org.apache.hc.core5.reactor.Command; import org.apache.hc.core5.reactor.IOSession; import org.apache.hc.core5.util.Identifiable; import org.apache.hc.core5.util.TimeValue; import org.apache.hc.core5.util.Timeout; import org.slf4j.Logger; class InternalH2AsyncExecRuntime implements AsyncExecRuntime { private final Logger log; private final InternalH2ConnPool connPool; private final HandlerFactory<AsyncPushConsumer> pushHandlerFactory; private final AtomicReference<Endpoint> sessionRef; private volatile boolean reusable; InternalH2AsyncExecRuntime( final Logger log, final InternalH2ConnPool connPool, final HandlerFactory<AsyncPushConsumer> pushHandlerFactory) { super(); this.log = log; this.connPool = connPool; this.pushHandlerFactory = pushHandlerFactory; this.sessionRef = new AtomicReference<>(); } @Override public boolean isEndpointAcquired() { return sessionRef.get() != null; } @Override public Cancellable acquireEndpoint( final String id, final HttpRoute route, final Object object, final HttpClientContext context, final FutureCallback<AsyncExecRuntime> callback) { if (sessionRef.get() == null) { final HttpHost target = route.getTargetHost(); final RequestConfig requestConfig = context.getRequestConfig(); @SuppressWarnings("deprecation") final Timeout connectTimeout = requestConfig.getConnectTimeout(); if (log.isDebugEnabled()) { log.debug("{} acquiring endpoint ({})", id, connectTimeout); } return Operations.cancellable(connPool.getSession(target, connectTimeout, new FutureCallback<IOSession>() { @Override public void completed(final IOSession ioSession) { sessionRef.set(new Endpoint(target, ioSession)); reusable = true; if (log.isDebugEnabled()) { log.debug("{} acquired endpoint", id); } context.setProtocolVersion(HttpVersion.HTTP_2); callback.completed(InternalH2AsyncExecRuntime.this); } @Override public void failed(final Exception ex) { callback.failed(ex); } @Override public void cancelled() { callback.cancelled(); } })); } callback.completed(this); return Operations.nonCancellable(); } private void closeEndpoint(final Endpoint endpoint) { endpoint.session.close(CloseMode.GRACEFUL); if (log.isDebugEnabled()) { log.debug("{} endpoint closed", ConnPoolSupport.getId(endpoint)); } } @Override public void releaseEndpoint() { final Endpoint endpoint = sessionRef.getAndSet(null); if (endpoint != null && !reusable) { closeEndpoint(endpoint); } } @Override public void discardEndpoint() { final Endpoint endpoint = sessionRef.getAndSet(null); if (endpoint != null) { closeEndpoint(endpoint); } } @Override public boolean validateConnection() { if (reusable) { final Endpoint endpoint = sessionRef.get(); return endpoint != null && endpoint.session.isOpen(); } final Endpoint endpoint = sessionRef.getAndSet(null); if (endpoint != null) { closeEndpoint(endpoint); } return false; } @Override public boolean isEndpointConnected() { final Endpoint endpoint = sessionRef.get(); return endpoint != null && endpoint.session.isOpen(); } Endpoint ensureValid() { final Endpoint endpoint = sessionRef.get(); if (endpoint == null) { throw new IllegalStateException("I/O session not acquired / already released"); } return endpoint; } @Override public Cancellable connectEndpoint( final HttpClientContext context, final FutureCallback<AsyncExecRuntime> callback) { final Endpoint endpoint = ensureValid(); if (endpoint.session.isOpen()) { callback.completed(this); return Operations.nonCancellable(); } final HttpHost target = endpoint.target; final RequestConfig requestConfig = context.getRequestConfig(); @SuppressWarnings("deprecation") final Timeout connectTimeout = requestConfig.getConnectTimeout(); if (log.isDebugEnabled()) { log.debug("{} connecting endpoint ({})", ConnPoolSupport.getId(endpoint), connectTimeout); } return Operations.cancellable(connPool.getSession(target, connectTimeout, new FutureCallback<IOSession>() { @Override public void completed(final IOSession ioSession) { sessionRef.set(new Endpoint(target, ioSession)); reusable = true; if (log.isDebugEnabled()) { log.debug("{} endpoint connected", ConnPoolSupport.getId(endpoint)); } callback.completed(InternalH2AsyncExecRuntime.this); } @Override public void failed(final Exception ex) { callback.failed(ex); } @Override public void cancelled() { callback.cancelled(); } })); } @Override public void upgradeTls(final HttpClientContext context) { throw new UnsupportedOperationException(); } @Override public void upgradeTls(final HttpClientContext context, final FutureCallback<AsyncExecRuntime> callback) { throw new UnsupportedOperationException(); } @Override public Cancellable execute( final String id, final AsyncClientExchangeHandler exchangeHandler, final HttpClientContext context) { final ComplexCancellable complexCancellable = new ComplexCancellable(); final Endpoint endpoint = ensureValid(); final IOSession session = endpoint.session; if (session.isOpen()) { if (log.isDebugEnabled()) { log.debug("{} start execution {}", ConnPoolSupport.getId(endpoint), id); } session.enqueue( new RequestExecutionCommand(exchangeHandler, pushHandlerFactory, complexCancellable, context), Command.Priority.NORMAL); } else { final HttpHost target = endpoint.target; final RequestConfig requestConfig = context.getRequestConfig(); @SuppressWarnings("deprecation") final Timeout connectTimeout = requestConfig.getConnectTimeout(); connPool.getSession(target, connectTimeout, new FutureCallback<IOSession>() { @Override public void completed(final IOSession ioSession) { sessionRef.set(new Endpoint(target, ioSession)); reusable = true; if (log.isDebugEnabled()) { log.debug("{} start execution {}", ConnPoolSupport.getId(endpoint), id); } session.enqueue( new RequestExecutionCommand(exchangeHandler, pushHandlerFactory, complexCancellable, context), Command.Priority.NORMAL); } @Override public void failed(final Exception ex) { exchangeHandler.failed(ex); } @Override public void cancelled() { exchangeHandler.failed(new InterruptedIOException()); } }); } return complexCancellable; } @Override public void markConnectionReusable(final Object newState, final TimeValue newValidDuration) { throw new UnsupportedOperationException(); } @Override public void markConnectionNonReusable() { reusable = false; } static class Endpoint implements Identifiable { final HttpHost target; final IOSession session; Endpoint(final HttpHost target, final IOSession session) { this.target = target; this.session = session; } @Override public String getId() { return session.getId(); } } @Override public AsyncExecRuntime fork() { return new InternalH2AsyncExecRuntime(log, connPool, pushHandlerFactory); } }
⏎ org/apache/hc/client5/http/impl/async/InternalH2AsyncExecRuntime.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, 20624👍, 1💬
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