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import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URISyntaxException;
import java.nio.charset.Charset;
import java.security.KeyManagementException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import javax.net.ssl.SSLContext;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.http.HttpException;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.config.ConnectionConfig;
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.LayeredConnectionSocketFactory;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.conn.ssl.SSLContexts;
import org.apache.http.conn.ssl.TrustStrategy;
import org.apache.http.cookie.Cookie;
import org.apache.http.cookie.CookieOrigin;
import org.apache.http.entity.mime.FormBodyPart;
import org.apache.http.entity.mime.HttpMultipartMode;
import org.apache.http.entity.mime.MultipartEntityBuilder;
import org.apache.http.impl.client.BasicCookieStore;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.apache.http.impl.cookie.BasicClientCookie;
import org.apache.http.impl.cookie.BestMatchSpec;
import org.apache.http.message.BasicNameValuePair;
class AnyTrustStrategy implements TrustStrategy {
@Override
public boolean isTrusted(X509Certificate[] chain, String authType)
throws CertificateException {
return true;
}
}
public class HttpUtil {
private static final Log log = LogFactory.getLog(HttpUtil.class);
private static int bufferSize = 1024 * 1024;
private static volatile HttpUtil instance;
private ConnectionConfig connConfig;
private SocketConfig socketConfig;
private ConnectionSocketFactory plainSF;
private KeyStore trustStore;
private SSLContext sslContext;
private LayeredConnectionSocketFactory sslSF;
private Registry<ConnectionSocketFactory> registry;
private PoolingHttpClientConnectionManager connManager;
private volatile HttpClient client;
private volatile BasicCookieStore cookieStore;
public static String defaultEncoding = "utf-8";
private static List<NameValuePair> paramsConverter(
Map<String, String> params) {
List<NameValuePair> nvps = new LinkedList<NameValuePair>();
Set<Entry<String, String>> paramsSet = params.entrySet();
for (Entry<String, String> paramEntry : paramsSet) {
nvps.add(new BasicNameValuePair(paramEntry.getKey(), paramEntry
.getValue()));
}
return nvps;
}
public static String readStream(InputStream in, String encoding) {
if (in == null) {
return null;
}
try {
InputStreamReader inReader = null;
if (encoding == null) {
inReader = new InputStreamReader(in, defaultEncoding);
} else {
inReader = new InputStreamReader(in, encoding);
}
char[] buffer = new char[bufferSize];
int readLen = 0;
StringBuffer sb = new StringBuffer();
while ((readLen = inReader.read(buffer)) != -1) {
sb.append(buffer, 0, readLen);
}
inReader.close();
return sb.toString();
} catch (IOException e) {
log.error("读取返回内容出错", e);
}
return null;
}
private HttpUtil() {
// 设置连接参数
connConfig = ConnectionConfig.custom()
.setCharset(Charset.forName(defaultEncoding)).build();
socketConfig = SocketConfig.custom().setSoTimeout(60 * 100000).build();
RegistryBuilder<ConnectionSocketFactory> registryBuilder = RegistryBuilder
.<ConnectionSocketFactory> create();
plainSF = new PlainConnectionSocketFactory();
registryBuilder.register("http", plainSF);
// 指定信任密钥存储对象和连接套接字工厂
try {
trustStore = KeyStore.getInstance(KeyStore.getDefaultType());
sslContext = SSLContexts.custom().useTLS()
.loadTrustMaterial(trustStore, new AnyTrustStrategy())
.build();
sslSF = new SSLConnectionSocketFactory(sslContext,
SSLConnectionSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
registryBuilder.register("https", sslSF);
} catch (KeyStoreException e) {
throw new RuntimeException(e);
} catch (KeyManagementException e) {
throw new RuntimeException(e);
} catch (NoSuchAlgorithmException e) {
throw new RuntimeException(e);
}
registry = registryBuilder.build();
// 设置连接管理器
connManager = new PoolingHttpClientConnectionManager(registry);
connManager.setDefaultConnectionConfig(connConfig);
connManager.setDefaultSocketConfig(socketConfig);
// 指定cookie存储对象
cookieStore = new BasicCookieStore();
// 构建客户端
client = HttpClientBuilder.create().setDefaultCookieStore(cookieStore)
.setConnectionManager(connManager).build();
}
public static HttpUtil getInstance() {
synchronized (HttpUtil.class) {
if (HttpUtil.instance == null) {
instance = new HttpUtil();
}
return instance;
}
}
public InputStream doGet(String url) throws URISyntaxException,
ClientProtocolException, IOException {
HttpResponse response = this.doGet(url, null);
return response != null ? response.getEntity().getContent() : null;
}
public String doGetForString(String url) throws URISyntaxException,
ClientProtocolException, IOException {
return HttpUtil.readStream(this.doGet(url), null);
}
public InputStream doGetForStream(String url,
Map<String, String> queryParams) throws URISyntaxException,
ClientProtocolException, IOException {
HttpResponse response = this.doGet(url, queryParams);
return response != null ? response.getEntity().getContent() : null;
}
public String doGetForString(String url, Map<String, String> queryParams)
throws URISyntaxException, ClientProtocolException, IOException {
return HttpUtil.readStream(this.doGetForStream(url, queryParams), null);
}
/**
* 基本的Get请求
*
* @param url
* 请求url
* @param queryParams
* 请求头的查询参数
* @return
* @throws URISyntaxException
* @throws IOException
* @throws ClientProtocolException
*/
public HttpResponse doGet(String url, Map<String, String> queryParams)
throws URISyntaxException, ClientProtocolException, IOException {
HttpGet gm = new HttpGet();
URIBuilder builder = new URIBuilder(url);
// 填入查询参数
if (queryParams != null && !queryParams.isEmpty()) {
builder.setParameters(HttpUtil.paramsConverter(queryParams));
}
gm.setURI(builder.build());
return client.execute(gm);
}
public InputStream doPostForStream(String url,
Map<String, String> queryParams) throws URISyntaxException,
ClientProtocolException, IOException {
HttpResponse response = this.doPost(url, queryParams, null);
return response != null ? response.getEntity().getContent() : null;
}
public String doPostForString(String url, Map<String, String> queryParams)
throws URISyntaxException, ClientProtocolException, IOException {
return HttpUtil
.readStream(this.doPostForStream(url, queryParams), null);
}
public InputStream doPostForStream(String url,
Map<String, String> queryParams, Map<String, String> formParams)
throws URISyntaxException, ClientProtocolException, IOException {
HttpResponse response = this.doPost(url, queryParams, formParams);
return response != null ? response.getEntity().getContent() : null;
}
public String doPostRetString(String url, Map<String, String> queryParams,
Map<String, String> formParams) throws URISyntaxException,
ClientProtocolException, IOException {
return HttpUtil.readStream(
this.doPostForStream(url, queryParams, formParams), null);
}
/**
* 基本的Post请求
*
* @param url
* 请求url
* @param queryParams
* 请求头的查询参数
* @param formParams
* post表单的参数
* @return
* @throws URISyntaxException
* @throws IOException
* @throws ClientProtocolException
*/
public HttpResponse doPost(String url, Map<String, String> queryParams,
Map<String, String> formParams) throws URISyntaxException,
ClientProtocolException, IOException {
HttpPost pm = new HttpPost();
URIBuilder builder = new URIBuilder(url);
// 填入查询参数
if (queryParams != null && !queryParams.isEmpty()) {
builder.setParameters(HttpUtil.paramsConverter(queryParams));
}
pm.setURI(builder.build());
// 填入表单参数
if (formParams != null && !formParams.isEmpty()) {
pm.setEntity(new UrlEncodedFormEntity(HttpUtil
.paramsConverter(formParams), Charset.forName("UTF-8")));
}
return client.execute(pm);
}
/**
* 多块Post请求
*
* @param url
* 请求url
* @param queryParams
* 请求头的查询参数
* @param formParts
* post表单的参数,支持字符串-文件(FilePart)和字符? ??-字符串(StringPart)形式的参数
* @param maxCount
* 最多尝试请求的次数
* @return
* @throws URISyntaxException
* @throws ClientProtocolException
* @throws HttpException
* @throws IOException
*/
public HttpResponse multipartPost(String url,
Map<String, String> queryParams, List<FormBodyPart> formParts)
throws URISyntaxException, ClientProtocolException, IOException {
HttpPost pm = new HttpPost();
URIBuilder builder = new URIBuilder(url);
// 填入查询参数
if (queryParams != null && !queryParams.isEmpty()) {
builder.setParameters(HttpUtil.paramsConverter(queryParams));
}
pm.setURI(builder.build());
// 填入表单参数
if (formParts != null && !formParts.isEmpty()) {
MultipartEntityBuilder entityBuilder = MultipartEntityBuilder
.create();
entityBuilder = entityBuilder
.setMode(HttpMultipartMode.BROWSER_COMPATIBLE);
for (FormBodyPart formPart : formParts) {
entityBuilder = entityBuilder.addPart(formPart.getName(),
formPart.getBody());
}
pm.setEntity(entityBuilder.build());
}
return client.execute(pm);
}
/**
* 获取当前Http客户端状态中的Cookie
*
* @param domain
* 作用域
* @param port
* 端口 传null 默认80
* @param path
* Cookie路径 传null 默认"/"
* @param useSecure
* Cookie是否采用安全机制 传null 默认false
* @return
*/
public Map<String, Cookie> getCookie(String domain, Integer port,
String path, Boolean useSecure) {
if (domain == null) {
return null;
}
if (port == null) {
port = 80;
}
if (path == null) {
path = "/";
}
if (useSecure == null) {
useSecure = false;
}
List<Cookie> cookies = cookieStore.getCookies();
if (cookies == null || cookies.isEmpty()) {
return null;
}
CookieOrigin origin = new CookieOrigin(domain, port, path, useSecure);
BestMatchSpec cookieSpec = new BestMatchSpec();
Map<String, Cookie> retVal = new HashMap<String, Cookie>();
for (Cookie cookie : cookies) {
if (cookieSpec.match(cookie, origin)) {
retVal.put(cookie.getName(), cookie);
}
}
return retVal;
}
/**
* 批量设置Cookie
*
* @param cookies
* cookie键值对图
* @param domain
* 作用域 不可为空
* @param path
* 路径 传null默认为"/"
* @param useSecure
* 是否使用安全机制 传null 默认为false
* @return 是否成功设置cookie
*/
public boolean setCookie(Map<String, String> cookies, String domain,
String path, Boolean useSecure) {
synchronized (cookieStore) {
if (domain == null) {
return false;
}
if (path == null) {
path = "/";
}
if (useSecure == null) {
useSecure = false;
}
if (cookies == null || cookies.isEmpty()) {
return true;
}
Set<Entry<String, String>> set = cookies.entrySet();
String key = null;
String value = http://www.mamicode.com/null;
for (Entry<String, String> entry : set) {
key = entry.getKey();
if (key == null || key.isEmpty() || value =http://www.mamicode.com/= null
|| value.isEmpty()) {
throw new IllegalArgumentException(
"cookies key and value both can not be empty");
}
BasicClientCookie cookie = new BasicClientCookie(key, value);
cookie.setDomain(domain);
cookie.setPath(path);
cookie.setSecure(useSecure);
cookieStore.addCookie(cookie);
}
return true;
}
}
/**
* 设置单个Cookie
*
* @param key
* Cookie键
* @param value
* Cookie值
* @param domain
* 作用域 不可为空
* @param path
* 路径 传null默认为"/"
* @param useSecure
* 是否使用安全机制 传null 默认为false
* @return 是否成功设置cookie
*/
public boolean setCookie(String key, String value, String domain,
String path, Boolean useSecure) {
Map<String, String> cookies = new HashMap<String, String>();
cookies.put(key, value);
return setCookie(cookies, domain, path, useSecure);
}
}
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