NanoHTTPD 介绍
NanoHTTPD是一个免费、轻量级的(只有一个Java文件) HTTP服务器,可以很好地嵌入到Java程序中。支持 GET, POST, PUT,
HEAD 和 DELETE 请求，支持文件上传，占用内存很小。可轻松定制临时文件使用和线程模型。
NanoHTTPD for JDK 1.1
https://github.com/NanoHttpd/nanohttpd/tree/nanohttpd-for-java1.1
示例代码：
package fi.iki.elonen.debug;
import fi.iki.elonen.NanoHTTPD;
import fi.iki.elonen.ServerRunner;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class DebugServer extends NanoHTTPD {
public DebugServer() {
super(8080);
}
public static void main(String[] args) {
ServerRunner.run(DebugServer.class);
}
@Override public Response serve(IHTTPSession session) {
Map<String, List<String>> decodedQueryParameters =
decodeParameters(session.getQueryParameterString());
StringBuilder sb = new StringBuilder();
sb.append("<html>");
sb.append("<head><title>Debug Server</title></head>");
sb.append("<body>");
sb.append("<h1>Debug Server</h1>");
sb.append("<p><blockquote><b>URI</b> = ").append(
String.valueOf(session.getUri())).append("<br />");
sb.append("<b>Method</b> = ").append(
String.valueOf(session.getMethod())).append("</blockquote></p>");
sb.append("<h3>Headers</h3><p><blockquote>").
append(toString(session.getHeaders())).append("</blockquote></p>");
sb.append("<h3>Parms</h3><p><blockquote>").
append(toString(session.getParms())).append("</blockquote></p>");
sb.append("<h3>Parms (multi values?)</h3><p><blockquote>").
append(toString(decodedQueryParameters)).append("</blockquote></p>");
try {
Map<String, String> files = new HashMap<String, String>();
session.parseBody(files);
sb.append("<h3>Files</h3><p><blockquote>").
append(toString(files)).append("</blockquote></p>");
} catch (Exception e) {
e.printStackTrace();
}
sb.append("</body>");
sb.append("</html>");
return new Response(sb.toString());
}
private String toString(Map<String, ? extends Object> map) {
if (map.size() == 0) {
return "";
}
return unsortedList(map);
}
private String unsortedList(Map<String, ? extends Object> map) {
StringBuilder sb = new StringBuilder();
sb.append("<ul>");
for (Map.Entry entry : map.entrySet()) {
listItem(sb, entry);
}
sb.append("</ul>");
return sb.toString();
}
private void listItem(StringBuilder sb, Map.Entry entry) {
sb.append("<li><code><b>").append(entry.getKey()).
append("</b> = ").append(entry.getValue()).append("</code></li>");
}
}