org.kaizen4j.common.httpclient.AsyncHttpClientProxyFactoryBean Maven / Gradle / Ivy

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package org.kaizen4j.common.httpclient;

import com.google.common.base.Preconditions;
import com.google.common.util.concurrent.ThreadFactoryBuilder;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.impl.nio.client.CloseableHttpAsyncClient;
import org.apache.http.impl.nio.client.HttpAsyncClients;
import org.apache.http.impl.nio.conn.PoolingNHttpClientConnectionManager;
import org.apache.http.impl.nio.reactor.DefaultConnectingIOReactor;
import org.apache.http.impl.nio.reactor.IOReactorConfig;
import org.kaizen4j.common.httpclient.interceptor.GZIPHttpResponseInterceptor;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.FactoryBean;

import java.util.Objects;
import java.util.concurrent.ThreadFactory;

/**
 * AsyncHttpClientProxy 的工厂 Bean。使用示例：
 *
 *  * {@code
 *  
 * 		
 * 		
 * 		
 * 	    
 * 	
 * }
 * 
 */
public class AsyncHttpClientProxyFactoryBean implements FactoryBean, DisposableBean {

    private CloseableHttpAsyncClient httpAsyncClient;

    private int maxPerRoute;

    // 单位毫秒
    private int timeoutMills;

    /* 最大并发请求数量 */
    private int maxConcurrencyCount;

    public int getMaxPerRoute() {
        return maxPerRoute;
    }

    public void setMaxPerRoute(int maxPerRoute) {
        this.maxPerRoute = maxPerRoute;
    }

    public int getTimeoutMills() {
        return timeoutMills;
    }

    public void setTimeoutMills(int timeoutMills) {
        this.timeoutMills = timeoutMills;
    }

    public int getMaxConcurrencyCount() {
        return maxConcurrencyCount;
    }

    public void setMaxConcurrencyCount(int maxConcurrencyCount) {
        this.maxConcurrencyCount = maxConcurrencyCount;
    }

    @Override
    public AsyncHttpClientProxy getObject() throws Exception {
        Preconditions.checkArgument(0 != maxPerRoute && 0 != timeoutMills && 0 != maxConcurrencyCount);

        IOReactorConfig ioReactorConfig = IOReactorConfig.custom()
                        .setIoThreadCount(Runtime.getRuntime().availableProcessors()).setConnectTimeout(timeoutMills)
                        .setSoTimeout(timeoutMills).setSoKeepAlive(true).build();

        DefaultConnectingIOReactor ioReactor = new DefaultConnectingIOReactor(ioReactorConfig);

        PoolingNHttpClientConnectionManager connectionManager = new PoolingNHttpClientConnectionManager(ioReactor);
        connectionManager.setDefaultMaxPerRoute(maxPerRoute);

        RequestConfig requestConfig =
                        RequestConfig.custom().setConnectionRequestTimeout(timeoutMills).setConnectTimeout(timeoutMills)
                                        .setSocketTimeout(timeoutMills).setContentCompressionEnabled(true).build();

        ThreadFactory threadFactory = new ThreadFactoryBuilder().setNameFormat("AsyncHttpClientProxy-%d").build();

        httpAsyncClient = HttpAsyncClients.custom().setThreadFactory(threadFactory)
                        .setConnectionManager(connectionManager).setDefaultRequestConfig(requestConfig).build();

        AsyncHttpClientProxy asyncHttpClientProxy = new AsyncHttpClientProxy(httpAsyncClient, maxConcurrencyCount);
        asyncHttpClientProxy.addResponseInterceptor(new GZIPHttpResponseInterceptor());

        return asyncHttpClientProxy;
    }

    @Override
    public Class getObjectType() {
        return AsyncHttpClientProxy.class;
    }

    @Override
    public boolean isSingleton() {
        return true;
    }

    @Override
    public void destroy() throws Exception {
        if (Objects.nonNull(httpAsyncClient)) {
            httpAsyncClient.close();
        }
    }

}