Changeset 1761 for trunk/grails-app/controllers/dbnp/studycapturing/AssayController.groovy

Timestamp:

Apr 12, 2011, 2:36:36 PM (11 years ago)

Author:

s.h.sikkema@…

Message:

assay excel export now writes to a temporary file first to prevent memory issues

File:

• trunk/grails-app/controllers/dbnp/studycapturing/AssayController.groovy (modified) (2 diffs)

trunk/grails-app/controllers/dbnp/studycapturing/AssayController.groovy

@@ -5 +5 @@
         def assayService
         def authenticationService
+    def fileService
 
         static allowedMethods = [save: "POST", update: "POST", delete: "POST"]
@@ -200 +201 @@
                 try {
 
-                        assayService.exportRowWiseDataToExcelFile(session.rowData, response.outputStream)
-                        response.outputStream.flush()
+            def file = fileService.get('tempAssayExportFile')
+            def os = file.newOutputStream()
+
+                        assayService.exportRowWiseDataToExcelFile(session.rowData, os)
+                        os.flush()
+
+            response.outputStream << file.newInputStream()
+
+            file.delete()
 
                 } catch (Exception e) {