1 files changed, 144 insertions, 127 deletions
diff --git a/BKUOnline/src/main/java/at/gv/egiz/bku/online/webapp/HashDataInputServlet.java b/BKUOnline/src/main/java/at/gv/egiz/bku/online/webapp/HashDataInputServlet.java
index b2d6c21f..c095fcc8 100644
--- a/BKUOnline/src/main/java/at/gv/egiz/bku/online/webapp/HashDataInputServlet.java
+++ b/BKUOnline/src/main/java/at/gv/egiz/bku/online/webapp/HashDataInputServlet.java
@@ -1,127 +1,144 @@
-package at.gv.egiz.bku.online.webapp;
-
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.OutputStreamWriter;
-import java.io.Reader;
-import java.io.Writer;
-import java.util.List;
-
-import javax.servlet.ServletException;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-
-import at.gv.egiz.bku.binding.BindingProcessor;
-import at.gv.egiz.bku.binding.Id;
-import at.gv.egiz.bku.binding.IdFactory;
-import at.gv.egiz.bku.slexceptions.SLRuntimeException;
-import at.gv.egiz.bku.utils.StreamUtil;
-import at.gv.egiz.stal.HashDataInput;
-import at.gv.egiz.stal.STAL;
-import at.gv.egiz.stal.service.impl.STALRequestBroker;
-
-public class HashDataInputServlet extends SpringBKUServlet {
-
-  private static Log log = LogFactory.getLog(HashDataInputServlet.class);
-
-  public HashDataInputServlet() {
-
-  }
-
-  private STALRequestBroker getSTAL(Id id) {
-    BindingProcessor bp = getBindingProcessorManager().getBindingProcessor(id);
-    if (bp == null) {
-      return null;
-    }
-    STAL stal = bp.getSTAL();
-    if (stal instanceof STALRequestBroker) {
-      return (STALRequestBroker) stal;
-    } else {
-      throw new SLRuntimeException("Unexpected STAL type");
-    }
-  }
-
-  private static boolean isMSIE(HttpServletRequest req) {
-    String useragent = req.getHeader("User-Agent");
-    String user = useragent.toLowerCase();
-    return (user.indexOf("msie") != -1);
-  }
-
-  @Override
-  protected void doGet(HttpServletRequest req, HttpServletResponse resp)
-      throws ServletException, IOException {
-    if ((req.getSession() == null) && (req.getSession().getId() != null)) {
-      log.warn("Got request for hashdatainput without session info");
-      resp.sendRedirect("expired.html");
-      return;
-    }
-    Id sessionId = IdFactory.getInstance().createId(req.getSession().getId());
-    log.debug("Got request for hashdata for session " + sessionId);
-    STALRequestBroker rb = getSTAL(sessionId);
-    if (rb == null) {
-      log.info("STAL instance not found for session: " + sessionId);
-      resp.sendRedirect("expired.html");
-      return;
-    }
-    List<HashDataInput> hdi = rb.getHashDataInput();
-    log.debug("Got hashdata list with " + hdi.size() + " entries");
-    String param = req.getParameter("refId");
-    log.debug("Got request for refId:" + param);
-    if ((param == null) && (hdi.size() > 1)) {
-      resp.sendRedirect("multiHashDataInput.html");
-      return;
-    }
-
-    if ((param == null) && (hdi.size() == 1)) {
-      param = hdi.get(0).getReferenceId();
-      log.debug("Request parameter not set, setting to: " + param);
-    }
-    for (HashDataInput hd : hdi) {
-      if (hd.getReferenceId().equals(param)) {
-        log.debug("Found hashdatainput for refId:" + param);
-        resp.setContentType(hd.getMimeType());
-
-        String charSet = hd.getEncoding();
-        if (charSet == null) {
-          charSet = "UTF-8";
-        }
-        resp.setCharacterEncoding(charSet);
-        if (isMSIE(req)) {
-          String fileExt = hd.getMimeType().equalsIgnoreCase("text/plain") ? ".txt"
-              : ".xhtml";
-          if (fileExt.equals(".xhtml")) {
-            if (req.getParameter("ieCType") == null) {
-              resp.sendRedirect("ieView.html");
-              return;
-            } else {
-              resp.setContentType(req.getParameter("ieCType"));
-              if (req.getParameter("ieCType").equals("application/xhtml+xml")) {
-                resp.addHeader("content-disposition", "attachment; filename="
-                    + param + ".xhtml");
-              }
-            }
-          }
-        }
-        Reader r = new InputStreamReader(hd.getHashDataInput(), charSet);
-        Writer w = new OutputStreamWriter(resp.getOutputStream(), charSet);
-        StreamUtil.copyStream(r, w);
-        w.flush();
-        return;
-
-      }
-    }
-    log.error("Cannot find hashdata for id:" + param);
-    resp.sendError(404);
-    return;
-  }
-
-  @Override
-  protected void doPost(HttpServletRequest req, HttpServletResponse resp)
-      throws ServletException, IOException {
-    doGet(req, resp);
-  }
-
-}
+/*
+ * Copyright 2008 Federal Chancellery Austria and
+ * Graz University of Technology
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package at.gv.egiz.bku.online.webapp;
+
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.OutputStreamWriter;
+import java.io.Reader;
+import java.io.Writer;
+import java.util.List;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+import at.gv.egiz.bku.binding.BindingProcessor;
+import at.gv.egiz.bku.binding.Id;
+import at.gv.egiz.bku.binding.IdFactory;
+import at.gv.egiz.bku.slexceptions.SLRuntimeException;
+import at.gv.egiz.bku.utils.StreamUtil;
+import at.gv.egiz.stal.HashDataInput;
+import at.gv.egiz.stal.STAL;
+import at.gv.egiz.stal.service.impl.STALRequestBroker;
+
+public class HashDataInputServlet extends SpringBKUServlet {
+
+  private static Log log = LogFactory.getLog(HashDataInputServlet.class);
+
+  public HashDataInputServlet() {
+
+  }
+
+  private STALRequestBroker getSTAL(Id id) {
+    BindingProcessor bp = getBindingProcessorManager().getBindingProcessor(id);
+    if (bp == null) {
+      return null;
+    }
+    STAL stal = bp.getSTAL();
+    if (stal instanceof STALRequestBroker) {
+      return (STALRequestBroker) stal;
+    } else {
+      throw new SLRuntimeException("Unexpected STAL type");
+    }
+  }
+
+  private static boolean isMSIE(HttpServletRequest req) {
+    String useragent = req.getHeader("User-Agent");
+    String user = useragent.toLowerCase();
+    return (user.indexOf("msie") != -1);
+  }
+
+  @Override
+  protected void doGet(HttpServletRequest req, HttpServletResponse resp)
+      throws ServletException, IOException {
+    if ((req.getSession() == null) && (req.getSession().getId() != null)) {
+      log.warn("Got request for hashdatainput without session info");
+      resp.sendRedirect("expired.html");
+      return;
+    }
+    Id sessionId = IdFactory.getInstance().createId(req.getSession().getId());
+    log.debug("Got request for hashdata for session " + sessionId);
+    STALRequestBroker rb = getSTAL(sessionId);
+    if (rb == null) {
+      log.info("STAL instance not found for session: " + sessionId);
+      resp.sendRedirect("expired.html");
+      return;
+    }
+    List<HashDataInput> hdi = rb.getHashDataInput();
+    log.debug("Got hashdata list with " + hdi.size() + " entries");
+    String param = req.getParameter("refId");
+    log.debug("Got request for refId:" + param);
+    if ((param == null) && (hdi.size() > 1)) {
+      resp.sendRedirect("multiHashDataInput.html");
+      return;
+    }
+
+    if ((param == null) && (hdi.size() == 1)) {
+      param = hdi.get(0).getReferenceId();
+      log.debug("Request parameter not set, setting to: " + param);
+    }
+    for (HashDataInput hd : hdi) {
+      if (hd.getReferenceId().equals(param)) {
+        log.debug("Found hashdatainput for refId:" + param);
+        resp.setContentType(hd.getMimeType());
+
+        String charSet = hd.getEncoding();
+        if (charSet == null) {
+          charSet = "UTF-8";
+        }
+        resp.setCharacterEncoding(charSet);
+        if (isMSIE(req)) {
+          String fileExt = hd.getMimeType().equalsIgnoreCase("text/plain") ? ".txt"
+              : ".xhtml";
+          if (fileExt.equals(".xhtml")) {
+            if (req.getParameter("ieCType") == null) {
+              resp.sendRedirect("ieView.html");
+              return;
+            } else {
+              resp.setContentType(req.getParameter("ieCType"));
+              if (req.getParameter("ieCType").equals("application/xhtml+xml")) {
+                resp.addHeader("content-disposition", "attachment; filename="
+                    + param + ".xhtml");
+              }
+            }
+          }
+        }
+        Reader r = new InputStreamReader(hd.getHashDataInput(), charSet);
+        Writer w = new OutputStreamWriter(resp.getOutputStream(), charSet);
+        StreamUtil.copyStream(r, w);
+        w.flush();
+        return;
+
+      }
+    }
+    log.error("Cannot find hashdata for id:" + param);
+    resp.sendError(404);
+    return;
+  }
+
+  @Override
+  protected void doPost(HttpServletRequest req, HttpServletResponse resp)
+      throws ServletException, IOException {
+    doGet(req, resp);
+  }
+
+}