httpUtils
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package com.common.util;import java.io.IOException;import java.net.URISyntaxException;import java.nio.charset.StandardCharsets;import java.security.KeyManagementException;import java.security.KeyStoreException;import java.security.NoSuchAlgorithmException;import java.security.cert.CertificateException;import java.security.cert.X509Certificate;import java.util.ArrayList;import java.util.Iterator;import java.util.List;import java.util.Map;import java.util.Map.Entry;import javax.net.ssl.HostnameVerifier;import javax.net.ssl.SSLContext;import javax.net.ssl.SSLSession;import org.apache.commons.collections.MapUtils;import org.apache.http.HttpEntity;import org.apache.http.HttpStatus;import org.apache.http.NameValuePair;import org.apache.http.client.config.CookieSpecs;import org.apache.http.client.config.RequestConfig;import org.apache.http.client.entity.EntityBuilder;import org.apache.http.client.methods.CloseableHttpResponse;import org.apache.http.client.methods.HttpGet;import org.apache.http.client.methods.HttpPost;import org.apache.http.client.utils.HttpClientUtils;import org.apache.http.client.utils.URIBuilder;import org.apache.http.client.utils.URLEncodedUtils;import org.apache.http.config.Registry;import org.apache.http.config.RegistryBuilder;import org.apache.http.config.SocketConfig;import org.apache.http.conn.socket.ConnectionSocketFactory;import org.apache.http.conn.socket.PlainConnectionSocketFactory;import org.apache.http.conn.ssl.SSLConnectionSocketFactory;import org.apache.http.entity.ContentType;import org.apache.http.entity.mime.MIME;import org.apache.http.entity.mime.MultipartEntityBuilder;import org.apache.http.impl.client.CloseableHttpClient;import org.apache.http.impl.client.HttpClients;import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;import org.apache.http.message.BasicNameValuePair;import org.apache.http.ssl.SSLContexts;import org.apache.http.ssl.TrustStrategy;import org.apache.http.util.EntityUtils;public class HttpUtil { private static final int MAX_TIMEOUT = 7000; private static RequestConfig setRequestConfig() { RequestConfig.Builder configBuilder = RequestConfig.custom(); // 设置连接超时 configBuilder.setConnectTimeout(MAX_TIMEOUT); // 设置读取超时 configBuilder.setSocketTimeout(MAX_TIMEOUT); // 设置从连接池获取连接实例的超时 configBuilder.setConnectionRequestTimeout(MAX_TIMEOUT); //首先设置全局的标准cookie策略 configBuilder.setCookieSpec(CookieSpecs.STANDARD_STRICT); return configBuilder.build(); } /** * 发送 GET 请求（HTTP），K-V形式 * * @param url * @param params * @return */ public static String doGet(String apiUrl, Map<String, Object> params) { String result = null; CloseableHttpClient httpclient = HttpClients.createDefault(); CloseableHttpResponse response = null; try { URIBuilder uriBuilder = new URIBuilder(apiUrl); if(MapUtils.isNotEmpty(params)){ for (Map.Entry<String, Object> entry : params.entrySet()) { uriBuilder.addParameter(entry.getKey(),entry.getValue().toString()); } } uriBuilder.setCharset(StandardCharsets.UTF_8); HttpGet httpget = new HttpGet(uriBuilder.build()); httpget.setConfig(setRequestConfig()); response = httpclient.execute(httpget); int statusCode = response.getStatusLine().getStatusCode(); if (statusCode != HttpStatus.SC_OK) { return null; } HttpEntity entity = response.getEntity(); if (entity != null) { result = EntityUtils.toString(entity, StandardCharsets.UTF_8); } EntityUtils.consume(entity); } catch (IOException e) { e.printStackTrace(); } catch (URISyntaxException e) { e.printStackTrace(); }finally{ HttpClientUtils.closeQuietly(httpclient); } return result; } /** * 发送 POST 请求（HTTP），K-V形式 * * @param apiUrl * API接口URL * @param params * 参数map * @return */ public static String doPost(String apiUrl, Map<String, Object> params) { CloseableHttpClient httpClient = HttpClients.createDefault(); String httpStr = null; HttpPost httpPost = new HttpPost(apiUrl); CloseableHttpResponse response = null; try { httpPost.setConfig(setRequestConfig()); List<NameValuePair> pairList = new ArrayList<NameValuePair>(); if(MapUtils.isNotEmpty(params)){ for (Map.Entry<String, Object> entry : params.entrySet()) { NameValuePair pair = new BasicNameValuePair(entry.getKey(),entry.getValue().toString()); pairList.add(pair); } } HttpEntity entity = EntityBuilder.create().setParameters(pairList).setContentType(ContentType.create(URLEncodedUtils.CONTENT_TYPE, MIME.UTF8_CHARSET)).build(); httpPost.setEntity(entity); response = httpClient.execute(httpPost); int statusCode = response.getStatusLine().getStatusCode(); if (statusCode != HttpStatus.SC_OK) { return null; } httpStr = EntityUtils.toString(response.getEntity(), StandardCharsets.UTF_8); EntityUtils.consume(response.getEntity()); } catch (IOException e) { e.printStackTrace(); } finally { HttpClientUtils.closeQuietly(httpClient); } return httpStr; } /** * 发送 SSL POST 请求（HTTPS），K-V形式 * * @param apiUrl * API接口URL * @param params * 参数map * @return */ public static String doPostSSL(String apiUrl, Map<String, Object> params) { CloseableHttpClient httpClient = HttpClients.custom().setConnectionManager(createSSLConnectionManager()).setDefaultRequestConfig(setRequestConfig()).build(); HttpPost httpPost = new HttpPost(apiUrl); CloseableHttpResponse response = null; String httpStr = null; try { httpPost.setConfig(setRequestConfig()); List<NameValuePair> pairList = new ArrayList<NameValuePair>(); if(MapUtils.isNotEmpty(params)){ for (Map.Entry<String, Object> entry : params.entrySet()) { NameValuePair pair = new BasicNameValuePair(entry.getKey(),entry.getValue().toString()); pairList.add(pair); } } httpPost.setEntity(EntityBuilder.create().setParameters(pairList).setContentType(ContentType.create(URLEncodedUtils.CONTENT_TYPE, MIME.UTF8_CHARSET)).build()); response = httpClient.execute(httpPost); int statusCode = response.getStatusLine().getStatusCode(); if (statusCode != HttpStatus.SC_OK) { return null; } HttpEntity entity = response.getEntity(); if (entity == null) { return null; } httpStr = EntityUtils.toString(entity, StandardCharsets.UTF_8); EntityUtils.consumeQuietly(entity); } catch (IOException e) { e.printStackTrace(); } finally { HttpClientUtils.closeQuietly(httpClient); } return httpStr; } /** * 发送 SSL GET 请求（HTTPS），K-V形式 * * @param apiUrl * API接口URL * @param params * 参数map * @return */ public static String doGetSSL(String apiUrl, Map<String, Object> params) { CloseableHttpClient httpClient = HttpClients.custom().setConnectionManager(createSSLConnectionManager()).setDefaultRequestConfig(setRequestConfig()).build(); HttpGet httpget = new HttpGet(); CloseableHttpResponse response = null; String httpStr = null; try { httpget.setConfig(setRequestConfig()); List<NameValuePair> pairList = new ArrayList<NameValuePair>(); if(MapUtils.isNotEmpty(params)){ for (Map.Entry<String, Object> entry : params.entrySet()) { NameValuePair pair = new BasicNameValuePair(entry.getKey(),entry.getValue().toString()); pairList.add(pair); } } URIBuilder uriBuilder = new URIBuilder(apiUrl); uriBuilder.setParameters(pairList); uriBuilder.setCharset(StandardCharsets.UTF_8); httpget.setURI(uriBuilder.build()); response = httpClient.execute(httpget); int statusCode = response.getStatusLine().getStatusCode(); if (statusCode != HttpStatus.SC_OK) { return null; } HttpEntity entity = response.getEntity(); if (entity == null) { return null; } httpStr = EntityUtils.toString(entity, StandardCharsets.UTF_8); EntityUtils.consume(entity); } catch (IOException e) { e.printStackTrace(); } catch (URISyntaxException e) { e.printStackTrace(); } finally { HttpClientUtils.closeQuietly(httpClient); } return httpStr; } //文件上传 public static String httpUpload(String apiUrl, Map<String, byte[]> fileMap,Map<String, String> params) { CloseableHttpClient httpClient = HttpClients.createDefault(); String httpStr = null; HttpPost httpPut = new HttpPost(apiUrl); CloseableHttpResponse response = null; MultipartEntityBuilder mBuilder = MultipartEntityBuilder.create(); mBuilder.setLaxMode(); for (Map.Entry<String, String> entry : params.entrySet()) { mBuilder.addTextBody(entry.getKey(), entry.getValue()); } try { httpPut.setConfig(setRequestConfig()); if(fileMap != null && fileMap.size() > 0){ Iterator<Entry<String, byte[]>> fileIter = fileMap.entrySet().iterator(); while(fileIter.hasNext()){ Map.Entry<String, byte[]> fileEntry = fileIter.next(); mBuilder.addBinaryBody(fileEntry.getKey(), fileEntry.getValue()); } } httpPut.setEntity(mBuilder.build()); response = httpClient.execute(httpPut); int statusCode = response.getStatusLine().getStatusCode(); if (statusCode != HttpStatus.SC_OK) { return null; } HttpEntity entity = response.getEntity(); httpStr = EntityUtils.toString(entity, StandardCharsets.UTF_8); EntityUtils.consume(entity); } catch (IOException e) { e.printStackTrace(); } finally { HttpClientUtils.closeQuietly(httpClient); } return httpStr; } /** * 创建SSL安全连接 * * @return */ private static PoolingHttpClientConnectionManager createSSLConnectionManager() { SSLContext sslcontext = null; try { sslcontext = SSLContexts.custom().loadTrustMaterial(null, new TrustStrategy(){ @Override public boolean isTrusted(X509Certificate[] chain,String authType) throws CertificateException { return true; } }).build(); } catch (KeyManagementException e) { e.printStackTrace(); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); } catch (KeyStoreException e) { e.printStackTrace(); } SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory(sslcontext, new HostnameVerifier(){ @Override public boolean verify(String paramString, SSLSession paramSSLSession) { return true; } }); Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory> create().register("http",PlainConnectionSocketFactory.getSocketFactory()).register("https", sslsf).build(); // 设置连接池 PoolingHttpClientConnectionManager connMgr = new PoolingHttpClientConnectionManager(socketFactoryRegistry); // Increase max total connection to 200 connMgr.setMaxTotal(100); // Increase default max connection per route to 20 connMgr.setDefaultMaxPerRoute(connMgr.getMaxTotal()); connMgr.setValidateAfterInactivity(MAX_TIMEOUT); SocketConfig socketConfig = SocketConfig.custom().setSoTimeout(MAX_TIMEOUT).build(); connMgr.setDefaultSocketConfig(socketConfig); return connMgr; }}阅读全文
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