From 62c954ee75e852f8599083591c64fb0381c0c989 Mon Sep 17 00:00:00 2001
From: tzefferer <tzefferer@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>
Date: Fri, 27 Jul 2007 08:57:46 +0000
Subject: git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@163
 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c

---
 .../egov/egiz/web/servlets/ProvidePDFServlet.java  | 73 ++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 src/main/java/at/knowcenter/wag/egov/egiz/web/servlets/ProvidePDFServlet.java

diff --git a/src/main/java/at/knowcenter/wag/egov/egiz/web/servlets/ProvidePDFServlet.java b/src/main/java/at/knowcenter/wag/egov/egiz/web/servlets/ProvidePDFServlet.java
new file mode 100644
index 0000000..cd4cf43
--- /dev/null
+++ b/src/main/java/at/knowcenter/wag/egov/egiz/web/servlets/ProvidePDFServlet.java
@@ -0,0 +1,73 @@
+package at.knowcenter.wag.egov.egiz.web.servlets;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.Set;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+import at.knowcenter.wag.egov.egiz.web.FormFields;
+import at.knowcenter.wag.egov.egiz.web.PDFContainer;
+
+public class ProvidePDFServlet extends HttpServlet {
+
+  /**
+   * SVUID.
+   */
+  private static final long serialVersionUID = 1L; 
+  
+  /**
+   * The log.
+   */
+  private static Log log = LogFactory.getLog(ProvidePDFServlet.class);
+  
+  public static Set signedDocuments = Collections.synchronizedSet(new HashSet());
+  
+  public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
+  {
+    
+    long pdfId = Long.parseLong(request.getParameter(FormFields.FIELD_PDF_ID));
+    
+    Iterator it = signedDocuments.iterator();
+    
+    while(it.hasNext()) {
+      PDFContainer current = (PDFContainer) it.next();
+      if(current.id == pdfId) {  
+        try {
+          byte[] pdf = current.pdf;
+
+          response.setContentType("application/pdf");
+          response.setContentLength(pdf.length);
+
+          InputStream is = new ByteArrayInputStream(pdf);
+          final int bufferSize = 1024;
+          byte[] buffer = new byte[bufferSize];
+          int len = -1;
+          while ((len = is.read(buffer)) != -1) {
+              response.getOutputStream().write(buffer, 0, len);
+          }
+          response.getOutputStream().flush();
+          signedDocuments.remove(current);
+        } catch(IOException e) {
+          log.warn("IO excepton while providing pdf document: " + e.getMessage());
+        }
+      }
+    }
+  }
+  
+  public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
+  {
+    doPost(request, response);
+  }
+  
+}
-- 
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