com.logicaldoc.web.document
Class DocumentPreview

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          com.logicaldoc.web.document.DocumentPreview

All Implemented Interfaces:

java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class DocumentPreview
extends javax.servlet.http.HttpServlet

This servlet is responsible for document preview. It searches for the attribute docId in any scope and extracts the proper document's content.

Since:

4.5

Author:

Alessandro Gasparini - Logical Objects

See Also:

Serialized Form

Field Summary

static java.lang.String	DOC_ID
protected static org.apache.commons.logging.Log	log

Constructor Summary

DocumentPreview()
Constructor of the object.

Method Summary

void	doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) The doGet method of the servlet.
static void	downloadDocument(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, java.io.File file) Sends the specified document to the response object; the client will receive it as a download

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doHead, doOptions, doPost, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, init, log, log

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DOC_ID

public static final java.lang.String DOC_ID

See Also:

Constant Field Values

log

protected static org.apache.commons.logging.Log log

Constructor Detail

DocumentPreview

public DocumentPreview()

Constructor of the object.

Method Detail

doGet

public void doGet(javax.servlet.http.HttpServletRequest request,
                  javax.servlet.http.HttpServletResponse response)
           throws javax.servlet.ServletException,
                  java.io.IOException

The doGet method of the servlet.
This method is called when a form has its tag value method equals to get.

Overrides:

doGet in class javax.servlet.http.HttpServlet

Parameters:

request - the request send by the client to the server

response - the response send by the server to the client

Throws:

javax.servlet.ServletException - if an error occurred

java.io.IOException - if an error occurred

downloadDocument

public static void downloadDocument(javax.servlet.http.HttpServletRequest request,
                                    javax.servlet.http.HttpServletResponse response,
                                    java.io.File file)
                             throws java.io.FileNotFoundException,
                                    java.io.IOException

Sends the specified document to the response object; the client will receive it as a download

Parameters:

request - the current request

response - the document is written to this object

fileVersion - name of the file version; if null the latest version will be returned

Throws:

java.io.FileNotFoundException

java.io.IOException