Package com.poscoict.glueframework.biz.activity

Class GlueFileDown

java.lang.Object
com.poscoict.glueframework.biz.activity.GlueActivity<GlueContext>
com.poscoict.glueframework.biz.activity.GlueFileDown
public class GlueFileDown extends GlueActivity<GlueContext>
FileDown Activity. GlueFileDown Class는 File을 Download 하는 Class이다. 
 Activity Property

 - file-upload-path : (필수) File이 저장된 Directory Path.

 - file-name-key : (필수) 화면으로부터 입력된 Download할 Input ID(Key). (File Name이 아니라 Input ID임)

 - is-real-path : (필수) true/false. 절대경로인지

 - result-key : (필수) File을 저장할 Key값
                default는 fileNameKey + "_result" 임.


 예제
 
 사용 예# 1

     <activity name="FileDown" class="com.poscoict.glueframework.biz.activity.GlueFileDown">
         <transition name="success" value="end" />
         <property name="file-upload-path" value="D:\freeedom" />
         <property name="result-key" value="downfile"/>
         <property name="is-real-path" value="true" />
         <property name="file-name-key" value="fileName" />
     </activity>



 참고 : HTML Code

     <a href="javascript:openWindow('down.do?ServiceName=file-service&download=1&fileName=aaa.txt')">aaa.txt</a>
     <a href="javascript:openWindow('down.do?ServiceName=file-service&download=1&fileName=bbb.txt')">bbb.txt</a>


 참고 : JSP Code

     <%
     GlueContext ctx = (GlueContext)request.getAttribute(GlueWebConstants.CONTEXT);
     if ( ctx != null ) {
         File file = (File)ctx.get("downfile");
         if (file != null && file.exists() ) {
             //String encodeFileName = java.net.URLEncoder.encode(file.getName(),"UTF-8");
             //공백이 "+"로 표시됨.
             String encodeFileName = new String(file.getName().getBytes("euc-kr"),"8859_1");
             response.setContentType("application/octet-stream");
             response.setHeader("Content-Disposition","attachment; filename=\""+encodeFileName + "\";");
             byte[] temp = new byte[1024];

             FileInputStream filestream = new FileInputStream(file);
             OutputStream outStream = response.getOutputStream();
             while( filestream.read(temp) != -1 ) {
                 outStream.write(temp);
                 outStream.flush();
             }
             outStream.close();
         } else {
     %>
     <script language="JavaScript">
     <!-- alert("The File not exist!.\n\n");
     history.back(); //-->
     </script>
     <%
         }
     }
     %>

  • Constructor Details

    • GlueFileDown

      public GlueFileDown()

  • Method Details

    • runActivity

      public String runActivity(GlueContext ctx)
      Description copied from class: GlueActivity
      Sub Class에서 반드시 구현하여야 하는 Abstract Method 이며 이 Method는 F/W에서 호출한다. 결과 값은 GlueContext에 담아서 다음 Activity 또는 F/W에 전달하게 된다. 필요한 모든 Data는 GlueContext에서 호출하여 사용하게 된다. 
      
 예)
 <transition name="success" value="BizLogic"/>
 <transition name="failure" value="ErrorHandle"/>
 ==> return "success"이면 BizLogic Activity 를 실행함.
      Specified by:
      runActivity in class GlueActivity<GlueContext>
      Parameters:
      ctx - GlueContext
      Returns:
      String 정상적이면 "success"를 Return 하고 비정상 처리를 원하면 "failure"를 Return 한다.