com.xiaoleilu.hutool.http

类 HttpConnection

java.lang.Object

com.xiaoleilu.hutool.http.HttpConnection

public class HttpConnection
extends Object

http连接对象，对HttpURLConnection的包装

作者:

Looly

构造器概要

构造器

构造器和说明
HttpConnection(String urlStr, Method method) 构造HttpConnection
HttpConnection(String urlStr, Method method, HostnameVerifier hostnameVerifier, SSLSocketFactory ssf, int timeout) 构造HttpConnection
HttpConnection(String urlStr, Method method, int timeout) 构造HttpConnection

方法概要

方法

限定符和类型	方法和说明
String	charset() 获得字符集编码
HttpConnection	connect() 连接
static HttpConnection	create(String urlStr, Method method) 创建HttpConnection
static HttpConnection	create(String urlStr, Method method, HostnameVerifier hostnameVerifier, SSLSocketFactory ssf) 创建HttpConnection
static HttpConnection	create(String urlStr, Method method, HostnameVerifier hostnameVerifier, SSLSocketFactory ssf, int timeout) 创建HttpConnection
static HttpConnection	create(String urlStr, Method method, int timeout) 创建HttpConnection
HttpConnection	disableCache() 关闭缓存
HttpConnection	disconnect() 断开连接
InputStream	getErrorStream() 当返回错误代码时，获得错误内容流
HttpURLConnection	getHttpURLConnection() 获取HttpURLConnection对象
InputStream	getInputStream() 获得输入流对象 输入流对象用于读取数据
Method	getMethod() 获取请求方法,GET/POST
OutputStream	getOutputStream() 获取输出流对象 输出流对象用于发送数据
Proxy	getProxy() 获得代理
URL	getUrl() 获取请求URL
String	header(Header name) 获取Http请求头
HttpConnection	header(Header header, String value, boolean isOverride) 设置请求头 当请求头存在时，覆盖之
HttpConnection	header(Map<String,List<String>> headers, boolean isOverride) 设置请求头 不覆盖原有请求头
String	header(String name) 获取Http请求头
HttpConnection	header(String header, String value, boolean isOverride) 设置请求头 当请求头存在时，覆盖之
Map<String,List<String>>	headers() 获取所有Http请求头
HttpConnection	initConn() 初始化连接相关信息
int	responseCode() 获取响应码
HttpConnection	setChunkedStreamingMode(int blockSize) 采用流方式上传数据，无需本地缓存数据。
HttpConnection	setConnectionAndReadTimeout(int timeout) 设置连接和读取的超时时间
HttpConnection	setConnectTimeout(int timeout) 设置连接超时
HttpConnection	setCookie(String cookie) 设置Cookie
HttpConnection	setInstanceFollowRedirects(boolean isInstanceFollowRedirects) 设置自动HTTP 30X跳转
HttpConnection	setMethod(Method method) 设置请求方法
void	setProxy(Proxy proxy) 设置代理
HttpConnection	setReadTimeout(int timeout) 设置读取超时
HttpConnection	setUrl(URL url) 设置请求URL
String	toString()

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

构造器详细资料

HttpConnection

public HttpConnection(String urlStr,
              Method method)

构造HttpConnection

参数:

urlStr - URL

method - HTTP方法

HttpConnection

public HttpConnection(String urlStr,
              Method method,
              int timeout)

构造HttpConnection

参数:

urlStr - URL

method - HTTP方法

timeout - 超时时长

HttpConnection

public HttpConnection(String urlStr,
              Method method,
              HostnameVerifier hostnameVerifier,
              SSLSocketFactory ssf,
              int timeout)

构造HttpConnection

参数:

urlStr - URL

method - HTTP方法

hostnameVerifier - 域名验证器

ssf - SSLSocketFactory

timeout - 超时时长

方法详细资料

create

public static HttpConnection create(String urlStr,
                    Method method)

创建HttpConnection

参数:

urlStr - URL

method - HTTP方法

返回:

HttpConnection

create

public static HttpConnection create(String urlStr,
                    Method method,
                    int timeout)

创建HttpConnection

参数:

urlStr - URL

method - HTTP方法

timeout - 超时时长

返回:

HttpConnection

create

public static HttpConnection create(String urlStr,
                    Method method,
                    HostnameVerifier hostnameVerifier,
                    SSLSocketFactory ssf)

创建HttpConnection

参数:

urlStr - URL

method - HTTP方法

返回:

HttpConnection

create

public static HttpConnection create(String urlStr,
                    Method method,
                    HostnameVerifier hostnameVerifier,
                    SSLSocketFactory ssf,
                    int timeout)

创建HttpConnection

参数:

urlStr - URL

method - HTTP方法

返回:

HttpConnection

initConn

public HttpConnection initConn()

初始化连接相关信息

返回:

HttpConnection

getMethod

public Method getMethod()

获取请求方法,GET/POST

返回:

请求方法,GET/POST

setMethod

public HttpConnection setMethod(Method method)

设置请求方法

参数:

method - 请求方法

返回:

自己

getUrl

public URL getUrl()

获取请求URL

返回:

请求URL

setUrl

public HttpConnection setUrl(URL url)

设置请求URL

参数:

url - 请求URL

返回:

自己

getProxy

public Proxy getProxy()

获得代理

返回:

Proxy

setProxy

public void setProxy(Proxy proxy)

设置代理

参数:

proxy - Proxy

getHttpURLConnection

public HttpURLConnection getHttpURLConnection()

获取HttpURLConnection对象

返回:

HttpURLConnection

header

public HttpConnection header(String header,
                    String value,
                    boolean isOverride)

设置请求头
当请求头存在时，覆盖之

参数:

header - 头名

value - 头值

isOverride - 是否覆盖旧值

返回:

HttpConnection

header

public HttpConnection header(Header header,
                    String value,
                    boolean isOverride)

设置请求头
当请求头存在时，覆盖之

参数:

header - 头名

value - 头值

isOverride - 是否覆盖旧值

返回:

HttpConnection

header

public HttpConnection header(Map<String,List<String>> headers,
                    boolean isOverride)

设置请求头
不覆盖原有请求头

参数:

headers - 请求头

header

public String header(String name)

获取Http请求头

参数:

name - Header名

返回:

Http请求头值

header

public String header(Header name)

获取Http请求头

参数:

name - Header名

返回:

Http请求头值

headers

public Map<String,List<String>> headers()

获取所有Http请求头

返回:

Http请求头Map

disableCache

public HttpConnection disableCache()

关闭缓存

返回:

HttpConnection

setConnectTimeout

public HttpConnection setConnectTimeout(int timeout)

设置连接超时

参数:

timeout - 超时

setReadTimeout

public HttpConnection setReadTimeout(int timeout)

设置读取超时

参数:

timeout - 超时

setConnectionAndReadTimeout

public HttpConnection setConnectionAndReadTimeout(int timeout)

设置连接和读取的超时时间

参数:

timeout - 超时时间

setCookie

public HttpConnection setCookie(String cookie)

设置Cookie

参数:

cookie - Cookie

返回:

HttpConnection

setChunkedStreamingMode

public HttpConnection setChunkedStreamingMode(int blockSize)

采用流方式上传数据，无需本地缓存数据。
HttpUrlConnection默认是将所有数据读到本地缓存，然后再发送给服务器，这样上传大文件时就会导致内存溢出。

参数:

blockSize - 块大小（bytes数）

返回:

HttpConnection

setInstanceFollowRedirects

public HttpConnection setInstanceFollowRedirects(boolean isInstanceFollowRedirects)

设置自动HTTP 30X跳转

参数:

isInstanceFollowRedirects - 是否自定跳转

返回:

HttpConnection

connect

public HttpConnection connect()
                       throws IOException

连接

抛出:

IOException

disconnect

public HttpConnection disconnect()

断开连接

getInputStream

public InputStream getInputStream()
                           throws IOException

获得输入流对象
输入流对象用于读取数据

返回:

输入流对象

抛出:

IOException

getErrorStream

public InputStream getErrorStream()
                           throws IOException

当返回错误代码时，获得错误内容流

返回:

错误内容

抛出:

IOException

getOutputStream

public OutputStream getOutputStream()
                             throws IOException

获取输出流对象 输出流对象用于发送数据

返回:

OutputStream

抛出:

IOException

responseCode

public int responseCode()
                 throws IOException

获取响应码

返回:

int

抛出:

IOException

charset

public String charset()

获得字符集编码

返回:

字符集编码

toString

public String toString()

覆盖:

toString 在类中 Object