HttpComponents Core Source Code Files

HttpComponents Core Source Code Files are provided in the source package file,

You can download as described in the previous tutorial and go to the "httpcore5/src" sub-folder to view Source Code files.

You can also browse HttpComponents Core Source Code below:



 * ====================================================================
 * 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
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * 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
 * <>.

import org.apache.hc.core5.function.Decorator;
import org.apache.hc.core5.function.Supplier;
import org.apache.hc.core5.http.HttpException;
import org.apache.hc.core5.http.HttpRequest;
import org.apache.hc.core5.http.HttpRequestMapper;
import org.apache.hc.core5.http.HttpStatus;
import org.apache.hc.core5.http.MisdirectedRequestException;
import org.apache.hc.core5.http.nio.AsyncServerExchangeHandler;
import org.apache.hc.core5.http.nio.HandlerFactory;
import org.apache.hc.core5.http.protocol.HttpContext;
import org.apache.hc.core5.util.Args;

 * Factory for {@link AsyncServerExchangeHandler} instances that make use
 * of {@link HttpRequestMapper} to dispatch
 * the request to a particular {@link AsyncServerExchangeHandler} for processing.
 * @since 5.0
public final class DefaultAsyncResponseExchangeHandlerFactory implements HandlerFactory<AsyncServerExchangeHandler> {

    private final HttpRequestMapper<Supplier<AsyncServerExchangeHandler>> mapper;
    private final Decorator<AsyncServerExchangeHandler> decorator;

    public DefaultAsyncResponseExchangeHandlerFactory(
            final HttpRequestMapper<Supplier<AsyncServerExchangeHandler>> mapper,
            final Decorator<AsyncServerExchangeHandler> decorator) {
        this.mapper = Args.notNull(mapper, "Request handler mapper");
        this.decorator = decorator;

    public DefaultAsyncResponseExchangeHandlerFactory(final HttpRequestMapper<Supplier<AsyncServerExchangeHandler>> mapper) {
        this(mapper, null);

    private AsyncServerExchangeHandler createHandler(final HttpRequest request,
                    final HttpContext context) throws HttpException {
        try {
            final Supplier<AsyncServerExchangeHandler> supplier = mapper.resolve(request, context);
            return supplier != null
                            ? supplier.get()
                            : new ImmediateResponseExchangeHandler(HttpStatus.SC_NOT_FOUND, "Resource not found");
        } catch (final MisdirectedRequestException ex) {
            return new ImmediateResponseExchangeHandler(HttpStatus.SC_MISDIRECTED_REQUEST,
                            "Not authoritative");

    public AsyncServerExchangeHandler create(final HttpRequest request, final HttpContext context) throws HttpException {
        final AsyncServerExchangeHandler handler = createHandler(request, context);
        if (handler != null) {
            return decorator != null ? decorator.decorate(handler) : handler;
        return null;



Or download all them as a single archive file:

File name:
File size: 812477 bytes
Release date: 2022-11-10



Download and Install HttpComponents Core Source Package

Download and Review Apache HttpComponents-*.jar

⇑⇑ FAQ for Apache HttpComponents JAR Library

2023-03-07, 18890👍, 0💬