Jsonp.connect报错java.net.UnknownHostException: https [问题点数:40分]

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https运行报错">java.net.UnknownHostException: src="https运行报错
用InputStream解析url 但是运行时<em>报错</em>rn URL url = new URL("http://"+matcher2.group());rn URLConnection con = url.openConnection();rn con.setConnectTimeout(120*1000);rn InputStream is = con.getInputStream();rn下面是<em>报错</em>rn<em>java</em>.net.<em>UnknownHostException</em>: src="<em>https</em>rn at <em>java</em>.net.AbstractPlainSocketImpl.<em>connect</em>(AbstractPlainSocketImpl.<em>java</em>:184)rn at <em>java</em>.net.PlainSocketImpl.<em>connect</em>(PlainSocketImpl.<em>java</em>:172)rn at <em>java</em>.net.SocksSocketImpl.<em>connect</em>(SocksSocketImpl.<em>java</em>:392)rn at <em>java</em>.net.Socket.<em>connect</em>(Socket.<em>java</em>:589)rn at sun.net.NetworkClient.doConnect(NetworkClient.<em>java</em>:175)rn at sun.net.www.http.HttpClient.openServer(HttpClient.<em>java</em>:463)rn at sun.net.www.http.HttpClient.openServer(HttpClient.<em>java</em>:558)rn at sun.net.www.http.HttpClient.(HttpClient.<em>java</em>:242)rn at sun.net.www.http.HttpClient.New(HttpClient.<em>java</em>:339)rn at sun.net.www.http.HttpClient.New(HttpClient.<em>java</em>:357)rn at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.<em>java</em>:1220)rn at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.<em>java</em>:1156)rn at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.<em>java</em>:1050)rn at sun.net.www.protocol.http.HttpURLConnection.<em>connect</em>(HttpURLConnection.<em>java</em>:984)rn at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.<em>java</em>:1564)rn at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.<em>java</em>:1492)
httpclient 使用报错java.net.UnknownHostException
下了一个httpclient-4.1.1.jar,写了最简单的例子,跑起来却<em>报错</em>,大家看看,这是为啥呢?rnrn[code=Java] HttpResponse response = null;rn DefaultHttpClient httpclient = new DefaultHttpClient();rn //HttpPost httppost = new HttpPost("http://www.baidu.com");rn HttpGet httpget = new HttpGet("http://www.baidu.com/");rn try rn response = httpclient.execute(httpget);rn catch (ClientProtocolException e) rn // TODO Auto-generated catch blockrn e.printStackTrace();rn catch (IOException e) rn // TODO Auto-generated catch blockrn e.printStackTrace();rn [/code]rnrn报如下错误rn05-04 02:01:03.005: WARN/System.err(361): <em>java</em>.net.<em>UnknownHostException</em>: www.baidu.comrn05-04 02:01:03.015: WARN/System.err(361): at <em>java</em>.net.InetAddress.lookupHostByName(InetAddress.<em>java</em>:513)rn05-04 02:01:03.015: WARN/System.err(361): at <em>java</em>.net.InetAddress.getAllByNameImpl(InetAddress.<em>java</em>:278)rn05-04 02:01:03.025: WARN/System.err(361): at <em>java</em>.net.InetAddress.getAllByName(InetAddress.<em>java</em>:242)rn05-04 02:01:03.034: WARN/System.err(361): at org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.<em>java</em>:136)rn05-04 02:01:03.034: WARN/System.err(361): at org.apache.http.impl.conn.AbstractPoolEntry.open(AbstractPoolEntry.<em>java</em>:164)rn05-04 02:01:03.034: WARN/System.err(361): at org.apache.http.impl.conn.AbstractPooledConnAdapter.open(AbstractPooledConnAdapter.<em>java</em>:119)rn05-04 02:01:03.054: WARN/System.err(361): at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.<em>java</em>:348)rn05-04 02:01:03.054: WARN/System.err(361): at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.<em>java</em>:555)rn05-04 02:01:03.065: WARN/System.err(361): at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.<em>java</em>:487)rn05-04 02:01:03.065: WARN/System.err(361): at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.<em>java</em>:465)rn05-04 02:01:03.074: WARN/System.err(361): at com.http.test.main.onCreate(main.<em>java</em>:26)rn05-04 02:01:03.074: WARN/System.err(361): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.<em>java</em>:1047)rn05-04 02:01:03.074: WARN/System.err(361): at android.app.ActivityThread.performLaunchActivity(ActivityThread.<em>java</em>:2627)rn05-04 02:01:03.084: WARN/System.err(361): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.<em>java</em>:2679)rn05-04 02:01:03.094: WARN/System.err(361): at android.app.ActivityThread.access$2300(ActivityThread.<em>java</em>:125)rn05-04 02:01:03.094: WARN/System.err(361): at android.app.ActivityThread$H.handleMessage(ActivityThread.<em>java</em>:2033)rn05-04 02:01:03.094: WARN/System.err(361): at android.os.Handler.dispatchMessage(Handler.<em>java</em>:99)rn05-04 02:01:03.104: WARN/System.err(361): at android.os.Looper.loop(Looper.<em>java</em>:123)rn05-04 02:01:03.104: WARN/System.err(361): at android.app.ActivityThread.main(ActivityThread.<em>java</em>:4627)rn05-04 02:01:03.104: WARN/System.err(361): at <em>java</em>.lang.reflect.Method.invokeNative(Native Method)rn05-04 02:01:03.115: WARN/System.err(361): at <em>java</em>.lang.reflect.Method.invoke(Method.<em>java</em>:521)rn05-04 02:01:03.115: WARN/System.err(361): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.<em>java</em>:868)rn05-04 02:01:03.125: WARN/System.err(361): at com.android.internal.os.ZygoteInit.main(ZygoteInit.<em>java</em>:626)rn05-04 02:01:03.125: WARN/System.err(361): at dalvik.system.NativeStart.main(Native Method)rnrn
java.net.UnknownHostException
<em>java</em>.net.<em>UnknownHostException</em>异常复现的问题(迫使出现这个异常)rnLinux32 OS:rnrn<em>java</em>.net.<em>UnknownHostException</em>: [color=#FF0000]tdy218[/color]:[color=#FF0000]tdy218[/color] //tdy218为我的主机名(运行hostname的输出结果)rnat <em>java</em>.net.InetAddress.getLocalHost(InetAddress.<em>java</em> :1308)rnrn开始我一直在看/etc/hosts文件(/etc/sysconfig/network保持默认),并且不断的修改有关主机名对应IP的位置rn[code=Java]rn127.0.0.1 localhost.localdomain localhostrn192.168.1.18 tdy218rn[/code]rn后来保持etc/hosts文件为原始状态,修改/etc/sysconfig/networkrn[code=Java]rnNETWORKING=yesrnHOSTNAME=tdy218 rn[/code]rn但是怎么改都没发生异常,失望!~rn这两种方式均可使hostname命令显示主机名为:tdy218rn但是后来我又搜搜网上的有关这个异常信息,我就发现我忽视了一个问题,那就是权限的问题,可能/etc/sysconfig/network和/etc/hosts都禁止普通用户访问,于是我rn#ls -l /etc/sysconfig/networkrn显示-rw-r--r-- 也就是所有用户都有读的权限。rn#ls -l /etc/hostsrn同样显示-rw-r--r-- 也就是所有用户都有读的权限。rnrn于是我通过chmod命令将这两个文件对普通用户去掉所有的权限rn#chmod 600 /etc/sysconfig/networkrn#ls -l /etc/sysconfig/networkrn显示-rw------- root用户保留读写权限,普通用户去掉所有的权限。rn#chmod 600 /etc/hostsrn#ls -l /etc/hostsrn显示-rw------- root用户保留读写权限,普通用户去掉所有的权限。rnrn结果在[color=#FF0000]普通用户下运行[/color]测试程序,依旧没<em>报错</em>!rn郁闷!rn测试结果表明,InetAddress类getLocalHost()方法时与那两个文件无关!但rn<em>java</em>.net.<em>UnknownHostException</em>: [color=#FF0000]tdy218[/color]:[color=#FF0000]tdy218[/color] //tdy218为我的主机名(运行hostname的输出结果)rn的出现,却是怪事儿!rn是否与系统上其他的文件有关?rn测试程序:rn[code=Java]rnimport <em>java</em>.net.InetAddress;rnpublic class getLocalHostExceptionrn public static void main(String tdy218[])rn rn tryrn rn rn String ip = InetAddress.getLocalHost().getHostAddress();rn String hostname = InetAddress.getLocalHost().getHostName();rn System.out.println("getLocalHost()返回:"+InetAddress.getLocalHost());rn System.out.println("HostName:"+hostname+"\n"+"IP:"+ip);rn rn catch(Exception e)rn rn System.out.println(e.getMessage()); rn rn rnrn[/code]rnrnrn或许该测试程序不够接近异常,或许...rn大家能否提出一个解决办法或者思路看看这个问题该咋办.rn
java.net.UnknownHostException: java.sun.com
web.xml不能解析rn好像是根据这句话rnrn去sun的网站去下载http://<em>java</em>.sun.com/dtd/web-app_2_3.dtdrn我要是断了网rn就不能运行rn<em>java</em>.net.<em>UnknownHostException</em>: <em>java</em>.sun.comrn有什么好的解决方法没有
【日常问题】jsoup爬虫代理报错java.net.UnknownHostException
问题:<em>java</em>.net.<em>UnknownHostException</em>: www.cnblogs.com at <em>java</em>.net.PlainSocketImpl.<em>connect</em>(PlainSocketImpl.<em>java</em>:195) at <em>java</em>.net.SocksSocketImpl.<em>connect</em>(SocksSocketImpl.<em>java</em>:366) at <em>java</em>.net.Socket.conn...
java.net.UnknownHostException: www.google.com.hk
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java.net.UnknownHostException: hostname
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java.net.UnknownHostException: smtp.sina.com
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java.net.UnknownHostException: 172.29.24.xxx
JSch jsch = new JSch(); rn Session sshSession = jsch.getSession(this.username, this.host, this.port); rn logger.debug(MySFTP.class + "Session created."); rnrn sshSession.setPassword(password); rn Properties sshConfig = new Properties(); rn sshConfig.put("StrictHostKeyChecking", "no"); rn sshSession.setConfig(sshConfig); rn sshSession.<em>connect</em>(); rn logger.debug(MySFTP.class + " Session <em>connect</em>ed."); rnrn logger.debug(MySFTP.class + " Opening Channel."); rn Channel channel = sshSession.openChannel("sftp"); rn channel.<em>connect</em>(); rn this.sftp = (ChannelSftp) channel; rn logger.debug(MySFTP.class + " Connected to " + this.host + "."); rnrnrnrn连接成功的,第二天却<em>报错</em>,请各位看看
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java.net.UnknownHostException: Host is unresolved异常
[code=Java]rnpublic void createXmlResource(String city, OutputStream out) rn BufferedReader br;rn try rn URL url = new URL("http://www.google.com/ig/api?weather=北京");rn HttpURLConnection conn = (HttpURLConnection) url.openConnection();rn conn.setDoInput(true);rn conn.<em>connect</em>();rn br = new BufferedReader(new InputStreamReader(conn.getInputStream()));rn OutputStreamWriter file_writer = new OutputStreamWriter(out);rn String str = null;rn while ((str = br.readLine()) != null) rn file_writer.write(str);rn rn br.close();rn file_writer.close();rn catch (Exception e) rn e.printStackTrace();rn rn rn[/code]rn结果conn.<em>connect</em>();这一句 抛出了 rn<em>java</em>.net.<em>UnknownHostException</em>: Host is unresolved: www.google.com:80 rn在AndroidManifest.xml中我也写了 rn希望知道的同学告诉我真相啊
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ssl 报错https 请求 Jetty 后台报错
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java 异常java.net.UnknownHostException
package app21;nnimport <em>java</em>.io.BufferedReader;nimport <em>java</em>.io.IOException;nimport <em>java</em>.io.InputStreamReader;nimport <em>java</em>.io.OutputStream;nimport <em>java</em>.io.PrintWriter;nimport <em>java</em>.net.Socket;nnpublic class SocketTest1 nn public static void main(String[] args) n String host = "www.baidu.com";n String protocol = "<em>https</em>";n try n Socket socket = new Socket(protocol + "://" + host, 80);n OutputStream os = socket.getOutputStream();n boolean autoflush = true;n PrintWriter out = new PrintWriter(os, autoflush);n BufferedReader in = new BufferedReader(n new InputStreamReader(socket.getInputStream()));n // 将一个HTTP请求发送到Web服务器n out.println("GET / HTTP/1.1");n out.println("Host: " + host + ":80");n out.println("Connection: Close");n out.println();n n // 读取响应信息n boolean loop = true;n StringBuilder sb = new StringBuilder(8096);n while (loop) n if (in.ready()) n int i = 0;n while (i != -1) n i = in.read();n sb.append((char) i);n n loop = false;n n n n // 将响应信息显示到out控制台n System.out.println(sb.toString());n socket.close();n catch (IOException e) n e.printStackTrace();n nn nnnnnn异常信息:n<em>java</em>.net.<em>UnknownHostException</em>: <em>https</em>://www.baidu.comn at <em>java</em>.net.AbstractPlainSocketImpl.<em>connect</em>(AbstractPlainSocketImpl.<em>java</em>:184)n at <em>java</em>.net.PlainSocketImpl.<em>connect</em>(PlainSocketImpl.<em>java</em>:172)n at <em>java</em>.net.SocksSocketImpl.<em>connect</em>(SocksSocketImpl.<em>java</em>:392)n at <em>java</em>.net.Socket.<em>connect</em>(Socket.<em>java</em>:589)n at <em>java</em>.net.Socket.<em>connect</em>(Socket.<em>java</em>:538)n at <em>java</em>.net.Socket.(Socket.<em>java</em>:434)n at <em>java</em>.net.Socket.(Socket.<em>java</em>:211)n at app21.SocketTest1.main(SocketTest1.<em>java</em>:16)n
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java.net.UnknownHostException:HTTP请求时报错 求大神帮我看看
[img=<em>https</em>://img-bbs.csdn.net/upload/201601/05/1451987009_625117.png][/img]rn这个没有返回就<em>报错</em>。rn<em>java</em>.net.<em>UnknownHostException</em>: payment.bankcomm.com: payment.bankcomm.comrn at <em>java</em>.net.InetAddress.getAllByName0(InetAddress.<em>java</em>:1258)rn at <em>java</em>.net.InetAddress.getAllByName(InetAddress.<em>java</em>:1185)rn at <em>java</em>.net.InetAddress.getAllByName(InetAddress.<em>java</em>:1107)rn at org.apache.http.impl.conn.SystemDefaultDnsResolver.resolve(SystemDefaultDnsResolver.<em>java</em>:44)rn at org.apache.http.impl.conn.HttpClientConnectionOperator.<em>connect</em>(HttpClientConnectionOperator.<em>java</em>:101)rn at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.<em>connect</em>(PoolingHttpClientConnectionManager.<em>java</em>:318)rn at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.<em>java</em>:363)rn at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.<em>java</em>:219)rn at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.<em>java</em>:195)rn at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.<em>java</em>:86)rn at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.<em>java</em>:108)rn at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.<em>java</em>:184)rn at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.<em>java</em>:82)rn at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.<em>java</em>:57)rn at org.apache.http.client.fluent.Executor.execute(Executor.<em>java</em>:206)rn at com.vincce.kanglianwx.core.utils.HttpUtil.fetch(HttpUtil.<em>java</em>:54)rn at com.vincce.kanglianwx.wap.controller.LeXiangController.start(LeXiangController.<em>java</em>:55)rn at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)rn at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.<em>java</em>:48)rn at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.<em>java</em>:25)rn at <em>java</em>.lang.reflect.Method.invoke(Method.<em>java</em>:600)rn at org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.<em>java</em>:219)rn at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.<em>java</em>:132)rn at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.<em>java</em>:104)rn at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.<em>java</em>:745)rn at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.<em>java</em>:686)rn at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.<em>java</em>:80)rn at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.<em>java</em>:925)rn at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.<em>java</em>:856)rn at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.<em>java</em>:936)rn at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.<em>java</em>:827)rn at <em>java</em>x.servlet.http.HttpServlet.service(HttpServlet.<em>java</em>:718)rn at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.<em>java</em>:812)rn at <em>java</em>x.servlet.http.HttpServlet.service(HttpServlet.<em>java</em>:831)rn at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.<em>java</em>:1657)rn at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.<em>java</em>:1597)rn at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.<em>java</em>:131)rn at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.<em>java</em>:88)rn at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.<em>java</em>:107)rn at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.<em>java</em>:188)rn at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.<em>java</em>:116)rn at com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.<em>java</em>:77)rn at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.<em>java</em>:908)rn at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.<em>java</em>:934)rn at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.<em>java</em>:502)rn at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.<em>java</em>:181)rn at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.<em>java</em>:3935)rn at com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.<em>java</em>:276)rn at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.<em>java</em>:931)rn at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.<em>java</em>:1592)rn at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.<em>java</em>:186)rn at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.<em>java</em>:452)rn at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.<em>java</em>:511)rn at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.<em>java</em>:305)rn at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.ready(HttpInboundLink.<em>java</em>:276)rn at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.sendToDiscriminators(NewConnectionInitialReadCallback.<em>java</em>:214)rn at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.complete(NewConnectionInitialReadCallback.<em>java</em>:113)rn at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.<em>java</em>:165)rn at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.<em>java</em>:217)rn at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.<em>java</em>:161)rn at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.<em>java</em>:138)rn at com.ibm.io.async.ResultHandler.complete(ResultHandler.<em>java</em>:204)rn at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.<em>java</em>:775)rn at com.ibm.io.async.ResultHandler$2.run(ResultHandler.<em>java</em>:905)rn at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.<em>java</em>:1613)
CAS认证成功跳转后报错java.lang.RuntimeException: java.net.UnknownHostException:
<em>java</em>.lang.RuntimeException: <em>java</em>.net.<em>UnknownHostException</em>: xxx.xxx.cn(域名)rnrn测试暂时用的 http没有使用<em>https</em>rn域名用的二级域名rn测试客户应用和CAS项目放在相同一个tomcat下使用相同端口rn请问这个错咋回事?
Caused by: java.net.UnknownHostException: openapi.alipay.com
Caused by: <em>java</em>.net.<em>UnknownHostException</em>: openapi.alipay.com
nested exception is :java.net.UnknownHostException 错误
调用别人的接口,出现了错误.大家帮看看 这个是什么错误rn;nested exception is: <em>java</em>.net.<em>UnknownHostException</em>:service.test.xx.comrn先谢谢了,这个比较急,我一直在线等...........
为什么会提示java.net.UnknownHostException:
为什么提示<em>java</em>.net.<em>UnknownHostException</em>:rn我页面上使用强标签 和 struts来 引用的 URL ..URL地址是xx.com 这样的rn我拿到把URL拿到IE上可以访问的..没有任何错误rn为什么 一运行整个工程就 提示找不到 了rn错误提示告诉在一个页面上rnrn找到相应的静态代码是这样的rnrn out.write(" 骁扮?rn out.write(" \r\n");rn out.write(" \r\n");rn out.write("\r\n");rn out.write(" \r\n");rn out.write("\r\n");rn out.write("\r\n");rn out.write(" 驽?>>\r\n");rn [color=#FF6600] JspWriter out = _jspx_page_context.getOut();[/color]rn红色部分出的问题rnrn服务器是群集的!!rn请高人指点一二 在线等
rath.msnm.NotificationProcessor:java.net.UnknownHostException: messenger.hotmail.com
最近我在学习MSN Messager <em>java</em>模拟客户端程序的编制rn运行时抛出以下异常,请大家帮我看看rnrnrath.msnm.NotificationProcessor:rn<em>java</em>.net.<em>UnknownHostException</em>: messenger.hotmail.comrn at <em>java</em>.net.PlainSocketImpl.<em>connect</em>(Unknown Source)rn at <em>java</em>.net.SocksSocketImpl.<em>connect</em>(Unknown Source)rn at <em>java</em>.net.Socket.<em>connect</em>(Unknown Source)rn at <em>java</em>.net.Socket.<em>connect</em>(Unknown Source)rn at <em>java</em>.net.Socket.(Unknown Source)rn at <em>java</em>.net.Socket.(Unknown Source)rn at rath.msnm.AbstractProcessor.makeConnection(AbstractProcessor.<em>java</em>:150)rn at rath.msnm.AbstractProcessor.run(AbstractProcessor.<em>java</em>:355)
httpclient post提交报java.net.UnknownHostException
我做了个简单的httpclient post 提交rn不知为何总报<em>java</em>.net.<em>UnknownHostException</em>异常。rnrn[code=Java]rnurl="http://www.dianpin.com";rn CityDetails citys = new CityDetails();rn // String targetRequest=citys.getCityDetails();rn String targetRequest = "aaa";rn HttpClient httpClient = new HttpClient();rn httpClient.getHostConfiguration().setHost(url);rn // 创建POST方法的实例rn PostMethod postMethod = new PostMethod();rn // 使用系统提供的默认的恢复策略rn postMethod.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,rn new DefaultHttpMethodRetryHandler());rn postMethod.setRequestHeader( "User-Agent", "fake"); rn // 填入各个表单域的值rn NameValuePair[] data = new NameValuePair("request", targetRequest) ;rn // 将表单的值放入postMethod中rn postMethod.setRequestBody(data);rn try rn // 执行postMethodrn int statusCode = httpClient.executeMethod(postMethod);rn // HttpClient对于要求接受后继服务的请求,象POST和PUT等不能自动处理转发rn // 301或者302rn if (statusCode == HttpStatus.SC_MOVED_PERMANENTLYrn || statusCode == HttpStatus.SC_MOVED_TEMPORARILY) rn // 从头中取出转向的地址rn Header locationHeader = postMethodrn .getResponseHeader("location");rn String location = null;rn if (locationHeader != null) rn location = locationHeader.getValue();rn System.outrn .println("The page was redirected to:" + location);rnrn else rn System.err.println("Location field value is null.");rn rnrn rn if (statusCode != HttpStatus.SC_OK) rn System.err.println("Method failed: "rn + postMethod.getStatusLine());rn rn // 读取内容rn byte[] responseBody = postMethod.getResponseBody();rn // 处理内容rn String str = new String(responseBody);rn //writeXML(str);rn System.out.println(str);rnrn catch (HttpException e) rn // 发生致命的异常,可能是协议不对或者返回的内容有问题rn System.out.println("Please check your provided http address!");rn e.printStackTrace();rn catch (IOException e) rn // 发生网络异常rn e.printStackTrace();rn finally rn // 释放连接rn postMethod.releaseConnection();rn rn rn[/code]rnrnurl换成我自己localhost:8081/ssh2/hello.actionrn也不行,但是在ie里面输入这个地址是可以运行的。rn请问,这个问题如何解决,是由什么原因造成的
jboss启动提示java.net.unknownhostexception:www.w3.org
在linux下启动jboss提示<em>java</em>.net.unknownhostexception:www.w3.orgrn现在我修改了rn/etc/hostsrn加入了192.168.192.128 www.ws.org之后在启动JBOSSrn错误提示又改成<em>java</em>.net.<em>connect</em>Exception: <em>connect</em>ion refused.rn望大虾指点rn
okHttp3.0直接访问https报错问题,忽略https证书
直接上代码:  //okHttp3添加信任所有证书 public static OkHttpClient getUnsafeOkHttpClient() { try { final TrustManager[] trustAllCerts = new TrustManager[]{ new X509TrustManager() { ...
微信小程序免费https证书报错https证书无效
如图所示,勾选开发环境不校验请求域名选项即可
https去链接百度地图会报错,不支持https访问怎么办
<em>报错</em>如下: 可以解决这个问题的方案 使用JavaScript API ,需要加一个特殊字段 (s=1): <em>https</em>://api.map.baidu.com/api?v=2.0&amp;ak=你的密钥&amp;s=1;
linux条件下抓取网页报java.net.UnknownHostException
在linux环境下,比如使用htmlparser等这样的系统来抓取网页(只是为了具体说明),刚开始抓取都没有问题,但系统运行一段时间后,所有的网页抓取全部失效,也就是不管抓取任何一个网页都会失败<em>报错</em>,比如:rnrnorg.htmlparser.util.ParserException: Chaos reigns within. Reflect, repent and enter the correct URL. Order shall return.;rn<em>java</em>.net.<em>UnknownHostException</em>: xxxxxx.comrn at <em>java</em>.net.PlainSocketImpl.<em>connect</em>(PlainSocketImpl.<em>java</em>:177)rn at <em>java</em>.net.SocksSocketImpl.<em>connect</em>(SocksSocketImpl.<em>java</em>:366)rn at <em>java</em>.net.Socket.<em>connect</em>(Socket.<em>java</em>:529)rn at <em>java</em>.net.Socket.<em>connect</em>(Socket.<em>java</em>:478)rn at sun.net.NetworkClient.doConnect(NetworkClient.<em>java</em>:163)rn at sun.net.www.http.HttpClient.openServer(HttpClient.<em>java</em>:394)rn at sun.net.www.http.HttpClient.openServer(HttpClient.<em>java</em>:529)rn at sun.net.www.http.HttpClient.(HttpClient.<em>java</em>:233)rn at sun.net.www.http.HttpClient.New(HttpClient.<em>java</em>:306)rn at sun.net.www.http.HttpClient.New(HttpClient.<em>java</em>:323)rn at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.<em>java</em>:860)rn at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.<em>java</em>:801)rn at sun.net.www.protocol.http.HttpURLConnection.<em>connect</em>(HttpURLConnection.<em>java</em>:726)rn at org.htmlparser.http.ConnectionManager.openConnection(ConnectionManager.<em>java</em>:643)rn at org.htmlparser.http.ConnectionManager.openConnection(ConnectionManager.<em>java</em>:841)rn at org.htmlparser.Parser.setResource(Parser.<em>java</em>:422)rn at org.htmlparser.Parser.(Parser.<em>java</em>:331)rn at org.htmlparser.Parser.(Parser.<em>java</em>:345)rn这个时候重启应用服务比如tomcat等也没效,除非是将服务器重启,抓取功能才会恢复正常,但同样的是,运行一段时间后会再次出现上面说的问题,请问,这是怎么回事呢?rn
java.net.UnknownHostException: Invalid hostname for server: loaclhost
[code=<em>java</em>]2013-12-31 23:13:04,432 INFO org.apache.hadoop.mapred.JobTracker: STARTUP_MSG: rn/************************************************************rnSTARTUP_MSG: Starting JobTrackerrnSTARTUP_MSG: host = localhost/127.0.0.1rnSTARTUP_MSG: args = []rnSTARTUP_MSG: version = 1.1.2rnSTARTUP_MSG: build = <em>https</em>://svn.apache.org/repos/asf/hadoop/common/branches/branch-1.1 -r 1440782; compiled by 'hortonfo' on Thu Jan 31 02:03:24 UTC 2013rn************************************************************/rn2013-12-31 23:13:04,612 INFO org.apache.hadoop.metrics2.impl.MetricsConfig: loaded properties from hadoop-metrics2.propertiesrn2013-12-31 23:13:04,624 INFO org.apache.hadoop.metrics2.impl.MetricsSourceAdapter: MBean for source MetricsSystem,sub=Stats registered.rn2013-12-31 23:13:04,625 INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Scheduled snapshot period at 10 second(s).rn2013-12-31 23:13:04,625 INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl: JobTracker metrics system startedrn2013-12-31 23:13:04,682 INFO org.apache.hadoop.metrics2.impl.MetricsSourceAdapter: MBean for source QueueMetrics,q=default registered.rn2013-12-31 23:13:15,532 INFO org.apache.hadoop.metrics2.impl.MetricsSourceAdapter: MBean for source ugi registered.rn2013-12-31 23:13:15,533 WARN org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Source name ugi already exists!rn2013-12-31 23:13:15,534 INFO org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager: Updating the current master key for generating delegation tokensrn2013-12-31 23:13:15,537 INFO org.apache.hadoop.mapred.JobTracker: Scheduler configured with (memSizeForMapSlotOnJT, memSizeForReduceSlotOnJT, limitMaxMemForMapTasks, limitMaxMemForReduceTasks) (-1, -1, -1, -1)rn2013-12-31 23:13:15,537 INFO org.apache.hadoop.util.HostsFileReader: Refreshing hosts (include/exclude) listrn2013-12-31 23:13:15,541 INFO org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager: Starting expired delegation token remover thread, tokenRemoverScanInterval=60 min(s)rn2013-12-31 23:13:15,545 INFO org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager: Updating the current master key for generating delegation tokensrn2013-12-31 23:13:15,546 INFO org.apache.hadoop.mapred.JobTracker: Starting jobtracker with owner as hunirn2013-12-31 23:13:15,555 FATAL org.apache.hadoop.mapred.JobTracker: <em>java</em>.net.<em>UnknownHostException</em>: Invalid hostname for server: loaclhostrn at org.apache.hadoop.ipc.Server.bind(Server.<em>java</em>:236)rn at org.apache.hadoop.ipc.Server$Listener.(Server.<em>java</em>:302)rn at org.apache.hadoop.ipc.Server.(Server.<em>java</em>:1488)rn at org.apache.hadoop.ipc.RPC$Server.(RPC.<em>java</em>:560)rn at org.apache.hadoop.ipc.RPC.getServer(RPC.<em>java</em>:521)rn at org.apache.hadoop.mapred.JobTracker.(JobTracker.<em>java</em>:2181)rn at org.apache.hadoop.mapred.JobTracker.(JobTracker.<em>java</em>:1889)rn at org.apache.hadoop.mapred.JobTracker.(JobTracker.<em>java</em>:1883)rn at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.<em>java</em>:312)rn at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.<em>java</em>:303)rn at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.<em>java</em>:298)rn at org.apache.hadoop.mapred.JobTracker.main(JobTracker.<em>java</em>:4791)rnrn2013-12-31 23:13:15,555 INFO org.apache.hadoop.mapred.JobTracker: SHUTDOWN_MSG: rn/************************************************************rnSHUTDOWN_MSG: Shutting down JobTracker at localhost/127.0.0.1rn************************************************************/[/code]rnrnhosts文件:rn[img=<em>https</em>://img-bbs.csdn.net/upload/201401/01/1388560873_74019.png][/img]rninterfaces文件:rn[img=<em>https</em>://img-bbs.csdn.net/upload/201401/01/1388560924_390238.png][/img]
WebService调用出现 java.net.UnknownHostException异常?
我采用Axis技术访问另外一个服务商提供的webService,调用时出现了<em>java</em>.net.<em>UnknownHostException</em>异常rnrn访问方法如下:rn String endpointURL = "http://172.16.0.65/PowerInfo/WebServiceReportWar/ReportParser";rn rn invoker = DynamicInvoker.getInstance(endpointURL.toString());rn rn if(invoker == null)rn rn System.out.println("invoker is null");rnrn rnrn String xml = (String)invoker.invokeMethod("getXMLDocument",new String[]"41311036320101000","1114","2006","09","10");rn if(ObjectUtil.isNullOrEmpty(xml))rn rn System.out.println("return xml is null");rn rnrnrnrn在invoke方式时<em>报错</em>,
java.net.UnknownHostException:www.x.com 网址解析不了
如果换成ip可以访问,但是有个xml文件不能换成ip地址,麻烦了rnrn错误如下rnrn<em>java</em>.net.<em>UnknownHostException</em>: www.x.comrn <em>java</em>.net.PlainSocketImpl.<em>connect</em>(PlainSocketImpl.<em>java</em>:153)rn <em>java</em>.net.Socket.<em>connect</em>(Socket.<em>java</em>:452)rn <em>java</em>.net.Socket.<em>connect</em>(Socket.<em>java</em>:402)rn sun.net.NetworkClient.doConnect(NetworkClient.<em>java</em>:139)rn sun.net.www.http.HttpClient.openServer(HttpClient.<em>java</em>:402)rn sun.net.www.http.HttpClient.openServer(HttpClient.<em>java</em>:618)rn sun.net.www.http.HttpClient.(HttpClient.<em>java</em>:306)rn sun.net.www.http.HttpClient.(HttpClient.<em>java</em>:267)rn sun.net.www.http.HttpClient.New(HttpClient.<em>java</em>:339)rn sun.net.www.http.HttpClient.New(HttpClient.<em>java</em>:320)rn sun.net.www.http.HttpClient.New(HttpClient.<em>java</em>:315)rn sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.<em>java</em>:510)rn sun.net.www.protocol.http.HttpURLConnection.<em>connect</em>(HttpURLConnection.<em>java</em>:487)rn gnu.xml.aelfred2.XmlParser.pushURL(XmlParser.<em>java</em>:3417)rn gnu.xml.aelfred2.XmlParser.doParse(XmlParser.<em>java</em>:159)rn gnu.xml.aelfred2.SAXDriver.parse(SAXDriver.<em>java</em>:320)rn gnu.xml.aelfred2.XmlReader.parse(XmlReader.<em>java</em>:294)rn gnu.xml.dom.JAXPFactory$JAXPBuilder.parse(JAXPFactory.<em>java</em>:186)rn <em>java</em>x.xml.parsers.DocumentBuilder.parse(Unknown Source)rn org.apache.jsp.portal.cptjnew2222_jsp._jspService(cptjnew2222_jsp.<em>java</em>:169)rn org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.<em>java</em>:94)rn <em>java</em>x.servlet.http.HttpServlet.service(HttpServlet.<em>java</em>:802)rn org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.<em>java</em>:324)rn org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.<em>java</em>:292)rn org.apache.jasper.servlet.JspServlet.service(JspServlet.<em>java</em>:236)rn <em>java</em>x.servlet.http.HttpServlet.service(HttpServlet.<em>java</em>:802)rnrnrnwww.x.com我随便写的rnrn头文件这么定义的rnrnrnrnrnrnrnrnrnrnrnrnrnrnrnrnrnrnrn
SDWebImage 加载https报错 无法加载问题
<em>https</em>://stackoverflow.com/questions/41854908/nsurlsession-nsurl<em>connect</em>ion-http-load-failed-kcfstreamerrordomainssl-9802-in 1.SDWebImageDownloaderOperation.m 中 (void)URLSession:(NSURLSession *)sessio...
https在weblogic下访问报错,jboss和tomcat下好使
weblogic.net.http.SOAPHttpsURLConnection cannot be cast to <em>java</em>x.net.ssl.HttpsURLConnection
tomcat 配置https安全认证协议报错解决方案
错误:        严重: Failed to initialize end point associated with ProtocolHandler [&quot;http-bio-8080&quot;] 或者  [''http-apr-8080&quot;]    tomcat下 conf/server.xml 注意位置1 &amp;lt;Server port=&quot;8075&quot; shutdown=&quot;SHUTDOWN&quot;...
memcache 走https报错 高手请进
在开发过程中遇到这样一个问题,用memcache2.2.jar包调memcache在http下是可以 的,但是到了<em>https</em>下就报以下异常,rnrn<em>java</em>.net.ConnectException: Connection refused: no further informationrn at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)rn at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.<em>java</em>:574)rn at net.spy.memcached.MemcachedConnection.handleIO(MemcachedConnection.<em>java</em>:252)rn at net.spy.memcached.MemcachedConnection.handleIO(MemcachedConnection.<em>java</em>:184)rn at net.spy.memcached.MemcachedClient.run(MemcachedClient.<em>java</em>:1298)rn<em>java</em>x.servlet.ServletException: net.spy.memcached.OperationTimeoutException: Timeout waiting for valuern org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.<em>java</em>:515)rn org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.<em>java</em>:422)rn org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.<em>java</em>:96)rn org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.<em>java</em>:75)rn org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.<em>java</em>:198)rn org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.<em>java</em>:75)rnrn代码如下:rnMemcachedClient mc =null;rnif(mc==null)rn try rn mc=new MemcachedClient(new InetSocketAddress("192.168.1.236", 11211));rn catch (IOException e) rn // TODO Auto-generated catch blockrn e.printStackTrace();rn rn rn return mc.get(key);rn该程序是没有问题的,只是tomcat改走<em>https</em>时就报异常了
SWFUpload 在火狐下用https协议报错
在火狐下用http协议就木有问题,请教前辈们啊·错误信息[ server(IO)Error]
linux下使用wget时如果是https报错
解决办法就是在URL前与Wegt后添加  --no-check-certificate    
was部署的应用发送https请求报错
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关于webmagic爬取Https网站报错的解决办法
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will try another onern[Tue Jul 12 20:02:20 2011] 000010e8 00001190 - ERROR: ws_common: websphereWriteRequestReadResponse: Failed to find an app server to handle this requestrn[Tue Jul 12 20:02:20 2011] 000010e8 00001190 - ERROR: ESI: getResponse: failed to get response: rc = 2rn[Tue Jul 12 20:02:20 2011] 000010e8 00001190 - ERROR: ws_common: websphereHandleRequest: Failed to handle requestrn[Tue Jul 12 20:03:31 2011] 000010e8 00001190 - ERROR: lib_stream: openStream: Failed in r_gsk_secure_soc_init: GSK_ERROR_BAD_CERT(gsk rc = 414)rn[Tue Jul 12 20:03:31 2011] 000010e8 00001190 - ERROR: ws_common: websphereGetStream: Could not open streamrn[Tue Jul 12 20:03:31 2011] 000010e8 00001190 - ERROR: ws_common: websphereExecute: Failed to create the streamrn[Tue Jul 12 20:03:31 2011] 000010e8 00001190 - ERROR: ws_common: websphereHandleRequest: Failed to execute the transaction to '99n9849Node01_server1'on host '99n9849'; will try another onern[Tue Jul 12 20:03:31 2011] 000010e8 00001190 - ERROR: ws_common: websphereWriteRequestReadResponse: Failed to find an app server to handle this requestrn[Tue Jul 12 20:03:31 2011] 000010e8 00001190 - ERROR: ESI: getResponse: failed to get response: rc = 2rn[Tue Jul 12 20:03:31 2011] 000010e8 00001190 - ERROR: ws_common: websphereHandleRequest: Failed to handle requestrn[Tue Jul 12 20:08:20 2011] 000010e8 000000cc - ERROR: lib_stream: openStream: Failed in r_gsk_secure_soc_init: GSK_ERROR_BAD_CERT(gsk rc = 414)rn[Tue Jul 12 20:08:20 2011] 000010e8 000000cc - ERROR: ws_common: websphereGetStream: Could not open streamrn[Tue Jul 12 20:08:20 2011] 000010e8 000000cc - ERROR: ws_common: websphereExecute: Failed to create the streamrn[Tue Jul 12 20:08:20 2011] 000010e8 000000cc - ERROR: ws_common: websphereHandleRequest: Failed to execute the transaction to '99n9849Node01_server1'on host '99n9849'; will try another onern[Tue Jul 12 20:08:20 2011] 000010e8 000000cc - ERROR: ws_common: websphereWriteRequestReadResponse: Failed to find an app server to handle this requestrn[Tue Jul 12 20:08:20 2011] 000010e8 000000cc - ERROR: ESI: getResponse: failed to get response: rc = 2rn[Tue Jul 12 20:08:20 2011] 000010e8 000000cc - ERROR: ws_common: websphereHandleRequest: Failed to handle requestrn
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