c10_005f5_jsp.java

来自「Internet 开发技术分章节代码和自己完成的课程设计全代码（在zuoye文件」· Java 代码 · 共 96 行

JAVA
96 行
字号 
package org.apache.jsp;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import java.io.*;

public final class c10_005f5_jsp extends org.apache.jasper.runtime.HttpJspBase
    implements org.apache.jasper.runtime.JspSourceDependent {

  private static java.util.List _jspx_dependants;

  public Object getDependants() {
    return _jspx_dependants;
  }

  public void _jspService(HttpServletRequest request, HttpServletResponse response)
        throws java.io.IOException, ServletException {

    JspFactory _jspxFactory = null;
    PageContext pageContext = null;
    HttpSession session = null;
    ServletContext application = null;
    ServletConfig config = null;
    JspWriter out = null;
    Object page = this;
    JspWriter _jspx_out = null;
    PageContext _jspx_page_context = null;


    try {
      _jspxFactory = JspFactory.getDefaultFactory();
      response.setContentType("text/html;charset=GB2312");
      pageContext = _jspxFactory.getPageContext(this, request, response,
      			null, true, 8192, true);
      _jspx_page_context = pageContext;
      application = pageContext.getServletContext();
      config = pageContext.getServletConfig();
      session = pageContext.getSession();
      out = pageContext.getOut();
      _jspx_out = out;

      out.write("\r\n");
      out.write("\r\n");
      out.write("<html><head><title>字节流读写文件</title></head>\r\n");
      out.write("<body>\r\n");
      out.write("       <h3>字节流读写文件</h3><HR>\r\n");

    boolean lo=true;  short si=-32768;
    int i=65534;     long l=134567;
    float f=(float)1.4567;   double d=3.14159265359;
    String str1="ABCD";      String str2="Java语言教学"; 
    File filePath=new File("F:/xiti/ch10/WebContent");  //在当前目录下建目录，也可用绝对目录
    File fl=new File(filePath,"t1.txt");  //在指定目录下建文件类对象
    try {
       FileOutputStream fout=new FileOutputStream(fl); 
       DataOutputStream dataout=new DataOutputStream(fout);  //文件输出流对象为参数
	   dataout.writeBoolean(lo); dataout.writeShort(si); dataout.writeByte(i); 
       dataout.writeInt(i);    dataout.writeLong(l);     dataout.writeFloat(f);
       dataout.writeDouble(d);   dataout.writeBytes(str1);    dataout.writeUTF(str2);
	   dataout.close( ); 
       out.println("<BR>"+"\n打印从磁盘读入的数据"+"<BR>");
       FileInputStream fin=new FileInputStream(fl);
	   DataInputStream in=new DataInputStream(fin); 
       out.println("<BR>"+"Blooean lo="+in.readBoolean( ));
       out.println("<BR>"+"Short si="+in.readShort( ));
       out.println("<BR>"+"Byte i="+in.readByte( ));
       out.println("<BR>"+"Int i="+in.readInt( ));
       out.println("<BR>"+"Long l="+in.readLong( ));
       out.println("<BR>"+"Float f="+in.readFloat( ));
       out.println("<BR>"+"Double d="+in.readDouble( ));
	   byte b[ ]=new byte[4];
       in.readFully(b);
       System.out.print("str1=");
       for(int j=0;j<4;j++)System.out.print((char)b[j]);
       out.println( );         
       out.println("<BR>"+"str2="+in.readUTF( ));
       fin.close( );
      } //try结束
    catch(IOException e){ out.println("<BR>"+"IOException");}
 
      out.write("\r\n");
      out.write("</body></html>");
    } catch (Throwable t) {
      if (!(t instanceof SkipPageException)){
        out = _jspx_out;
        if (out != null && out.getBufferSize() != 0)
          out.clearBuffer();
        if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
      }
    } finally {
      if (_jspxFactory != null) _jspxFactory.releasePageContext(_jspx_page_context);
    }
  }
}

c10_005f5_jsp.java - 源码说明

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