URLConnection是封装访问远程网络资源一般方法的类,通过它可以建立与远程服务器的连接,检查远程资源的一些属性 URLConnection类 取得URL的信息 import java.net.URL; import java.net.URLConnection; public class Hello { public static void main(String[] args) throws Exception{ URL url = new URL("http://www...
Java网络编程(URL&URLConnection) 1packagecn.itcast.net.p2.ie_server;23importjava.io.IOException;4importjava.io.InputStream;5importjava.net.URL;6importjava.net.URLConnection;78publicclassURLDemo {910/**11*@paramargs12*@throwsIOException13*/14publicstaticvoidmain(String[] args)throwsIOException {15...
URLConnection是一个抽象类,是URL指定的数据源的动态连接,提供了比URL更强大的服务器交互的功能,允许用POST/GET和其他HTTP请求方法提交数据给服务器。 getContentType():获得文档类型 getContentLength():文件的长度 getDate():文件创建的时间 getLastModified():文件最后修改时间 getInputStream():输入流 TCP/IP服务...
Namespace: Java.Net Assembly: Mono.Android.dll The abstract class URLConnection is the superclass of all classes that represent a communications link between the application and a URL. C# 複製 [Android.Runtime.Register("java/net/URLConnection", DoNotGenerateAcw=true)] public abstract class...
Instances of this class are not thread safe. Added in JDK1.1. Java documentation for java.net.HttpURLConnection. Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Co...
text/java Kopioi {@code URL url = new URL("http://www.android.com/"); HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection(); try { InputStream in = new BufferedInputStream(urlConnection.getInputStream()); readStream(in); } finally { urlConnection.disconnect(); } ...
Added in 1.4. Java documentation forjavax.net.ssl.HttpsURLConnection. Portions of this page are modifications based on work created and shared by theAndroid Open Source Projectand used according to terms described in theCreative Commons 2.5 Attribution License. ...
java.net.ProtocolException: Cannot write output after reading input... c:) http请求实际上由两部分组成, 一个是http头,所有关于此次http请求的配置都在http头里面定义, 一个是正文content。 connect()函数会根据HttpURLConnection对象的配置值生成http头部信息,因此在调用connect函数之前, 就必须把所有的配置准备...
URLClassLoader URLConnection URLDecoder URLEncoder URLStreamHandler Enum Exception java.nio java.nio.channels java.nio.channels.spi java.nio.charset java.nio.charset.spi java.nio.file java.nio.file.attribute java.nio.file.spi java.security java.security.acl java.security.cert java.security.inter...
public class HttpURLConnection extends java.net.HttpURLConnectionThis class is a wrapper around HTTPConnection providing the interface defined by java.net.URLConnection and java.net.HttpURLConnection. This class can be used to replace the HttpClient in the JDK with this HTTPClient by defining the...