HttpAsync试用
pom：
org.projectlombok
lombok
${lombok.version}
org.apache.httpcomponents
httpasyncclient
${http-async-client.version}
org.apache.httpcomponents
httpclient
${httpclient.version}
org.apache.httpcomponents
httpmime
${httpclient.version}
java：async
package com.xxx.emidas.monitor.api.util;
import org.apache.http.*;
import org.apache.http.client.CookieStore;
import org.apache.http.client.config.AuthSchemes;
import org.apache.http.client.config.CookieSpecs;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.entity.UrlEncodedFormEntity;
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.protocol.HttpClientContext;
import org.apache.http.concurrent.FutureCallback;
import org.apache.http.config.Registry;
import org.apache.http.config.RegistryBuilder;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.conn.ssl.NoopHostnameVerifier;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.impl.client.*;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.apache.http.impl.nio.client.CloseableHttpAsyncClient;
import org.apache.http.impl.nio.client.HttpAsyncClientBuilder;
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.util.EntityUtils;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.Future;
/**
* Created by Administrator on 2015/11/28.
*/
public class HttpAsyncClientUtil {
private static HttpClientContext context = HttpClientContext.create();
/**
* http async get
*
* @param url
* @param data
* @return
*/
public static void doGet(String url, String data) {
CookieStore cookieStore = new BasicCookieStore();
final CloseableHttpAsyncClient httpClient = HttpAsyncClients.createDefault();
httpClient.start();
HttpGet httpGet = new HttpGet(url);
//httpGet.setHeader("Content-Type", "application/x-www-form-urlencoded");
try {
httpClient.execute(httpGet, context, new FutureCallback() {
@Override
public void completed(HttpResponse result) {
String body="";
//这里使用EntityUtils.toString()方式时会大概率报错，原因：未接受完毕，链接已关
try {
HttpEntity entity = result.getEntity();
if (entity != null) {
final InputStream instream = entity.getContent();
try {
final StringBuilder sb = new StringBuilder();
final char[] tmp = new char[1024];
final Reader reader = new InputStreamReader(instream,"UTF-8");
int l;
while ((l = reader.read(tmp)) != -1) {
sb.append(tmp, 0, l);
}
body = sb.toString();
System.out.println(body);
} finally {
instream.close();
EntityUtils.consume(entity);
}
}
} catch (ParseException e) {
e.printStackTrace();
}catch (IOException e) {
e.printStackTrace();
}finally {
close(httpClient);
}
}
@Override
public void failed(Exception ex) {
System.out.println(ex.toString());
close(httpClient);
}
@Override
public void cancelled() {
}
});
} catch (Exception e) {
}
System.out.println("end-----------------------");
}
/**
* http async post
*
* @param url
* @param values
* @return
*/
public static void doPost(String url, List values) {
CookieStore cookieStore = new BasicCookieStore();
CloseableHttpAsyncClient httpClient = HttpAsyncClients.createDefault();
HttpPost httpPost = new HttpPost(url);
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(values, Consts.UTF_8);
httpPost.setEntity(entity);
try {
httpClient.execute(httpPost, context, new FutureCallback() {
@Override
public void completed(HttpResponse result) {
System.out.println(result.toString());
}
@Override
public void failed(Exception ex) {
System.out.println(ex.toString());
}
@Override
public void cancelled() {
}
});
} catch (Exception e) {
}
}
private static void close(CloseableHttpAsyncClient client) {
try {
client.close();
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* 直接把Response内的Entity内容转换成String
*
* @param httpResponse
* @return
*/
public static String toString(CloseableHttpResponse httpResponse) {
// 获取响应消息实体
String result = null;
try {
HttpEntity entity = httpResponse.getEntity();
if (entity != null) {
result = EntityUtils.toString(entity, "UTF-8");
}
} catch (Exception e) {
} finally {
try {
httpResponse.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return result;
}
public static void main(String[] args) throws Exception{
CloseableHttpAsyncClient httpclient = HttpAsyncClients.createDefault();
try {
httpclient.start();
HttpGet request = new HttpGet("http://www.apache.org/");
Future future = httpclient.execute(request, null);
HttpResponse response = future.get();
System.out.println("Response: " + response.getStatusLine());
System.out.println("Shutting down");
} finally {
httpclient.close();
}
System.out.println("Done");
}
}
package com.xxx.emidas.monitor.api.util;
import org.apache.http.Consts;
import org.apache.http.Header;
import org.apache.http.HttpEntity;
import org.apache.http.NameValuePair;
import org.apache.http.client.CookieStore;
import org.apache.http.client.config.AuthSchemes;
import org.apache.http.client.config.CookieSpecs;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.entity.UrlEncodedFormEntity;
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.protocol.HttpClientContext;
import org.apache.http.config.Registry;
import org.apache.http.config.RegistryBuilder;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.conn.ssl.NoopHostnameVerifier;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.impl.client.*;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.apache.http.util.EntityUtils;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import java.io.IOException;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* Created by Administrator on 2015/11/28.
*/
public class HttpClientUtil {
private static HttpClientContext context = HttpClientContext.create();
private static RequestConfig requestConfig = RequestConfig.custom().setConnectTimeout(120000).setSocketTimeout(60000)
.setConnectionRequestTimeout(60000).setCookieSpec(CookieSpecs.STANDARD_STRICT).
setExpectContinueEnabled(true).
setTargetPreferredAuthSchemes(Arrays.asList(AuthSchemes.NTLM, AuthSchemes.DIGEST)).
setProxyPreferredAuthSchemes(Arrays.asList(AuthSchemes.BASIC)).build();
//https
private static SSLConnectionSocketFactory socketFactory;
private static TrustManager manager = new X509TrustManager() {
@Override
public void checkClientTrusted(X509Certificate[] x509Certificates, String s) throws CertificateException {
}
@Override
public void checkServerTrusted(X509Certificate[] x509Certificates, String s) throws CertificateException {
}
@Override
public X509Certificate[] getAcceptedIssuers() {
return null;
}
};
private static void enableSSL() {
try {
SSLContext sslContext = SSLContext.getInstance("TLS");
sslContext.init(null, new TrustManager[]{manager}, null);
socketFactory = new SSLConnectionSocketFactory(sslContext, NoopHostnameVerifier.INSTANCE);
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (KeyManagementException e) {
e.printStackTrace();
}
}
/**
* https get
* @param url
* @param data
* @return
* @throws java.io.IOException
*/
public static CloseableHttpResponse doHttpsGet(String url, String data){
enableSSL();
Registry socketFactoryRegistry = RegistryBuilder.create()
.register("http", PlainConnectionSocketFactory.INSTANCE).register("https", socketFactory).build();
PoolingHttpClientConnectionManager connectionManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
CloseableHttpClient httpClient = HttpClients.custom().setConnectionManager(connectionManager)
.setDefaultRequestConfig(requestConfig).build();
HttpGet httpGet = new HttpGet(url);
CloseableHttpResponse response = null;
try {
response = httpClient.execute(httpGet, context);
}catch (Exception e){
e.printStackTrace();
}
return response;
}
/**
* https post
* @param url
* @param values
* @return
* @throws java.io.IOException
*/
public static CloseableHttpResponse doHttpsPost(String url, List values) {
enableSSL();
Registry socketFactoryRegistry = RegistryBuilder.create()
.register("http", PlainConnectionSocketFactory.INSTANCE).register("https", socketFactory).build();
PoolingHttpClientConnectionManager connectionManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
CloseableHttpClient httpClient = HttpClients.custom().setConnectionManager(connectionManager)
.setDefaultRequestConfig(requestConfig).build();
HttpPost httpPost = new HttpPost(url);
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(values, Consts.UTF_8);
httpPost.setEntity(entity);
CloseableHttpResponse response = null;
try {
response = httpClient.execute(httpPost, context);
}catch (Exception e){}
return response;
}
/**
* http get
*
* @param url
* @param data
* @return
*/
public static CloseableHttpResponse doGet(String url, String data) {
CookieStore cookieStore = new BasicCookieStore();
CloseableHttpClient httpClient = HttpClientBuilder.create().
setKeepAliveStrategy(new DefaultConnectionKeepAliveStrategy()).
setRedirectStrategy(new DefaultRedirectStrategy()).setDefaultHeaders(new ArrayList()).
setDefaultCookieStore(cookieStore).
setDefaultRequestConfig(requestConfig).build();
HttpGet httpGet = new HttpGet(url);
//httpGet.setHeader("Content-Type", "application/x-www-form-urlencoded");
CloseableHttpResponse response = null;
try {
response = httpClient.execute(httpGet, context);
}catch (Exception e){}
return response;
}
/**
* http post
*
* @param url
* @param values
* @return
*/
public static CloseableHttpResponse doPost(String url, List values) {
CookieStore cookieStore = new BasicCookieStore();
CloseableHttpClient httpClient = HttpClientBuilder.create().
setKeepAliveStrategy(new DefaultConnectionKeepAliveStrategy()).
setRedirectStrategy(new DefaultRedirectStrategy()).
setDefaultCookieStore(cookieStore).
setDefaultRequestConfig(requestConfig).build();
HttpPost httpPost = new HttpPost(url);
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(values, Consts.UTF_8);
httpPost.setEntity(entity);
CloseableHttpResponse response = null;
try {
response = httpClient.execute(httpPost, context);
}catch (Exception e){}
return response;
}
/**
* 直接把Response内的Entity内容转换成String
*
* @param httpResponse
* @return
*/
public static String toString(CloseableHttpResponse httpResponse) {
// 获取响应消息实体
String result = null;
try {
HttpEntity entity = httpResponse.getEntity();
if (entity != null) {
result = EntityUtils.toString(entity,"UTF-8");
}
}catch (Exception e){}finally {
try {
httpResponse.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return result;
}
public static void main(String[] args){
CloseableHttpResponse response = HttpClientUtil.doHttpsGet("https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=wxb2ebe42765aad029&secret=720661590f720b1f501ab3f390f80d52","");
System.out.println(HttpClientUtil.toString(response));
}
}