小弟這個問題無法解決了,我的java代碼, URL realUrl = new URL(“http://119.6.7.240/admin/command/control.do”);
URLConnection conn = realUrl.openConnection();
conn.setDoOutput(true);
conn.setDoInput(true);
try (OutputStream out = conn.getOutputStream();){
OutputStream buffer = new BufferedOutputStream(out);
OutputStreamWriter writer = new OutputStreamWriter(buffer, "utf8");) {
writer.write(bodyStr);
writer.flush();
writer.close();
}以上這段代碼,在我本地完美運行,可是一放到云服務器上,conn.getOutputStream()這句代碼就報錯,報Connection timed out錯誤,這是為什么呢,我沒有改變任何代碼,放到服務器上就報錯,這是為啥?。??跪求JAVA大神啊
JAVA在云服務器上發送http請求報錯,跪求大神
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2018-07-25 11:14:30