package com.hxzkoa.util;
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import java.io.IOException;
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import java.security.KeyManagementException;
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import java.security.KeyStoreException;
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import java.security.NoSuchAlgorithmException;
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import java.util.Iterator;
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import java.util.Map;
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import javax.servlet.http.HttpServletRequest;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.apache.http.Header;
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import org.apache.http.HttpEntity;
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import org.apache.http.HttpHeaders;
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import org.apache.http.HttpStatus;
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import org.apache.http.client.config.RequestConfig;
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import org.apache.http.client.methods.CloseableHttpResponse;
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import org.apache.http.client.methods.HttpGet;
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import org.apache.http.client.methods.HttpPost;
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import org.apache.http.config.Registry;
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import org.apache.http.config.RegistryBuilder;
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import org.apache.http.conn.socket.ConnectionSocketFactory;
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import org.apache.http.conn.socket.PlainConnectionSocketFactory;
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import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
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import org.apache.http.conn.ssl.TrustSelfSignedStrategy;
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import org.apache.http.entity.ContentType;
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import org.apache.http.entity.StringEntity;
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import org.apache.http.impl.client.CloseableHttpClient;
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import org.apache.http.impl.client.DefaultHttpRequestRetryHandler;
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import org.apache.http.impl.client.HttpClients;
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import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
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import org.apache.http.ssl.SSLContextBuilder;
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import org.apache.http.util.EntityUtils;
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public class HttpClientUtil {
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private static final Log _log = LogFactory.getLog(HttpClientUtil.class);
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// utf-8字符编码
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public static final String CHARSET_UTF_8 = "utf-8";
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// HTTP内容类型。
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public static final String CONTENT_TYPE_TEXT_HTML = "text/xml";
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// HTTP内容类型。相当于form表单的形式，提交数据
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public static final String CONTENT_TYPE_FORM_URL = "application/x-www-form-urlencoded";
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// HTTP内容类型。相当于form表单的形式，提交数据
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public static final String CONTENT_TYPE_JSON_URL = "application/json;charset=utf-8";
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// 连接管理器
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private static PoolingHttpClientConnectionManager pool;
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// 请求配置
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private static RequestConfig requestConfig;
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static {
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try {
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// _log.info("初始化HttpClientTest~~~开始");
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SSLContextBuilder builder = new SSLContextBuilder();
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builder.loadTrustMaterial(null, new TrustSelfSignedStrategy());
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SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory(
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builder.build());
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// 配置同时支持 HTTP 和 HTPPS
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Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder
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.<ConnectionSocketFactory> create()
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.register("http",
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PlainConnectionSocketFactory.getSocketFactory())
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.register("https", sslsf).build();
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// 初始化连接管理器
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pool = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
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// 将最大连接数增加到200，实际项目最好从配置文件中读取这个值
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pool.setMaxTotal(200);
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// 设置最大路由
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pool.setDefaultMaxPerRoute(2);
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// 根据默认超时限制初始化requestConfig
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int socketTimeout = 10000;
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int connectTimeout = 10000;
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int connectionRequestTimeout = 10000;
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requestConfig = RequestConfig.custom()
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.setConnectionRequestTimeout(connectionRequestTimeout)
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.setSocketTimeout(socketTimeout)
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.setConnectTimeout(connectTimeout).build();
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// _log.info("初始化HttpClientTest~~~结束");
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} catch (NoSuchAlgorithmException e) {
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_log.error(e.getMessage(), e);
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} catch (KeyStoreException e) {
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_log.error(e.getMessage(), e);
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} catch (KeyManagementException e) {
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_log.error(e.getMessage(), e);
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}
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// 设置请求超时时间
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requestConfig = RequestConfig.custom().setSocketTimeout(50000)
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.setConnectTimeout(50000).setConnectionRequestTimeout(50000)
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.build();
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}
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public static CloseableHttpClient getHttpClient() {
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CloseableHttpClient httpClient = HttpClients.custom()
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// 设置连接池管理
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.setConnectionManager(pool)
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// 设置请求配置
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.setDefaultRequestConfig(requestConfig)
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// 设置重试次数
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.setRetryHandler(new DefaultHttpRequestRetryHandler(0, false))
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.build();
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return httpClient;
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}
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/**
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* 发送Post请求
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*
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* @param httpPost
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* @return
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*/
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private static String sendHttpPost(HttpPost httpPost) {
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CloseableHttpClient httpClient = null;
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CloseableHttpResponse response = null;
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// 响应内容
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String responseContent = null;
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try {
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// 创建默认的httpClient实例.
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httpClient = getHttpClient();
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// 配置请求信息
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httpPost.setConfig(requestConfig);
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// 执行请求
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response = httpClient.execute(httpPost);
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// 得到响应实例
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HttpEntity entity = response.getEntity();
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// 可以获得响应头
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Header[] headers = response.getHeaders(HttpHeaders.CONTENT_TYPE);
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for (Header header : headers) {
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_log.info(header.getName());
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}
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// 得到响应类型
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_log.info(ContentType.getOrDefault(response.getEntity())
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.getMimeType());
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// 判断响应状态
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if (response.getStatusLine().getStatusCode() >= 300) {
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throw new Exception(
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"HTTP Request is not success, Response code is "
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+ response.getStatusLine().getStatusCode());
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}
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if (HttpStatus.SC_OK == response.getStatusLine().getStatusCode()) {
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responseContent = EntityUtils.toString(entity, CHARSET_UTF_8);
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EntityUtils.consume(entity);
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}
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} catch (Exception e) {
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_log.error(e.getMessage(), e);
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} finally {
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try {
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// 释放资源
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if (response != null) {
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response.close();
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}
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} catch (IOException e) {
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_log.error(e.getMessage(), e);
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}
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}
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return responseContent;
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}
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/**
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* 发送Get请求
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*
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* @param httpGet
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* @return
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*/
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private static String sendHttpGet(HttpGet httpGet) {
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CloseableHttpClient httpClient = null;
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CloseableHttpResponse response = null;
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// 响应内容
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String responseContent = null;
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try {
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// 创建默认的httpClient实例.
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httpClient = getHttpClient();
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// 配置请求信息
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httpGet.setConfig(requestConfig);
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// 执行请求
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response = httpClient.execute(httpGet);
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// 得到响应实例
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HttpEntity entity = response.getEntity();
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// 可以获得响应头
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// Header[] headers = response.getHeaders(HttpHeaders.CONTENT_TYPE);
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// for (Header header : headers) {
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// _log.info(header.getName());
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// }
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// 得到响应类型
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_log.info(ContentType.getOrDefault(response.getEntity())
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.getMimeType());
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// 判断响应状态
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if (response.getStatusLine().getStatusCode() >= 300) {
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throw new Exception(
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"HTTP Request is not success, Response code is "
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+ response.getStatusLine().getStatusCode());
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}
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if (HttpStatus.SC_OK == response.getStatusLine().getStatusCode()) {
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responseContent = EntityUtils.toString(entity, CHARSET_UTF_8);
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EntityUtils.consume(entity);
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}
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} catch (Exception e) {
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_log.error(e.getMessage(), e);
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} finally {
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try {
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// 释放资源
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if (response != null) {
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response.close();
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}
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} catch (IOException e) {
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_log.error(e.getMessage(), e);
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}
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}
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return responseContent;
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}
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/**
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* 发送 post请求
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*
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* @param httpUrl
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* 地址
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*/
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public static String sendHttpPost(String httpUrl) {
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// 创建httpPost
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HttpPost httpPost = new HttpPost(httpUrl);
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return sendHttpPost(httpPost);
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}
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/**
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* 发送 get请求
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*
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* @param httpUrl
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*/
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public static String sendHttpGet(String httpUrl) {
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// 创建get请求
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HttpGet httpGet = new HttpGet(httpUrl);
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return sendHttpGet(httpGet);
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}
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/**
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* 发送 post请求
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*
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* @param httpUrl
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* 地址
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* @param params
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* 参数(格式:key1=value1&key2=value2)
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*
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*/
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public static String sendHttpPost(String httpUrl, String params) {
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HttpPost httpPost = new HttpPost(httpUrl);// 创建httpPost
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try {
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// 设置参数
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if (params != null && params.trim().length() > 0) {
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StringEntity stringEntity = new StringEntity(params, "UTF-8");
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stringEntity.setContentType(CONTENT_TYPE_FORM_URL);
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stringEntity.setContentEncoding(CHARSET_UTF_8);
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httpPost.setEntity(stringEntity);
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}
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} catch (Exception e) {
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_log.error(e.getMessage(), e);
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}
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return sendHttpPost(httpPost);
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}
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/**
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* 发送 post请求
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*
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* @param maps
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* 参数
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*/
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public static String sendHttpPost(String httpUrl, Map<String, String> maps) {
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String param = convertStringParamter(maps);
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System.out.println("发送的报文：" + param);
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return sendHttpPost(httpUrl, param);
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}
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/**
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* 发送 post请求 发送json数据
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*
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* @param httpUrl
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* 地址
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* @param paramsJson
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* 参数(格式 json)
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*
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*/
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public static String sendHttpPostJson(String httpUrl, String paramsJson) {
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HttpPost httpPost = new HttpPost(httpUrl);// 创建httpPost
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try {
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// 设置参数
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if (paramsJson != null && paramsJson.trim().length() > 0) {
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StringEntity stringEntity = new StringEntity(paramsJson,
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"UTF-8");
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stringEntity.setContentType(CONTENT_TYPE_JSON_URL);
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httpPost.setEntity(stringEntity);
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}
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} catch (Exception e) {
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_log.error(e.getMessage(), e);
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}
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return sendHttpPost(httpPost);
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}
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/**
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* 发送 post请求 发送xml数据
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*
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* @param httpUrl
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* 地址
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* @param paramsXml
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* 参数(格式 Xml)
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*
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*/
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public static String sendHttpPostXml(String httpUrl, String paramsXml) {
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HttpPost httpPost = new HttpPost(httpUrl);// 创建httpPost
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try {
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// 设置参数
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if (paramsXml != null && paramsXml.trim().length() > 0) {
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StringEntity stringEntity = new StringEntity(paramsXml, "UTF-8");
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stringEntity.setContentType(CONTENT_TYPE_TEXT_HTML);
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httpPost.setEntity(stringEntity);
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}
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} catch (Exception e) {
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_log.error(e.getMessage(), e);
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}
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return sendHttpPost(httpPost);
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}
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/**
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* 将map集合的键值对转化成：key1=value1&key2=value2 的形式
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*
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* @param parameterMap
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* 需要转化的键值对集合
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* @return 字符串
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*/
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public static String convertStringParamter(Map parameterMap) {
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StringBuffer parameterBuffer = new StringBuffer();
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if (parameterMap != null) {
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Iterator iterator = parameterMap.keySet().iterator();
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String key = null;
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String value = null;
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while (iterator.hasNext()) {
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key = (String) iterator.next();
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if (parameterMap.get(key) != null) {
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value = "" + parameterMap.get(key);
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} else {
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value = "";
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}
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parameterBuffer.append(key).append("=").append(value);
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if (iterator.hasNext()) {
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parameterBuffer.append("&");
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}
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}
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}
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return parameterBuffer.toString();
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}
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/**
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* 获取登录用户IP地址
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*
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* @param request
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* @return
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*/
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public static String getIpAddr(HttpServletRequest request) {
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String ip = request.getHeader("x-forwarded-for");
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getHeader("Proxy-Client-IP");
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getHeader("WL-Proxy-Client-IP");
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getRemoteAddr();
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}
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if (ip.equals("0:0:0:0:0:0:0:1")) {
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ip = "127.0.0.1";
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}
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return ip;
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}
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public static void main(String[] args) throws Exception {
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_log.info(sendHttpGet("http://www.baidu.com"));
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}
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}
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