add missing qualifiers

Author: Vladimir Kotal

opengrok-indexer/src/test/java/org/opengrok/indexer/web/DummyHttpServletRequest.java

@@ -117,7 +117,7 @@ public Object getValue(String string) {
         }
 
         @Override
-        public Enumeration getAttributeNames() {
+        public Enumeration<String> getAttributeNames() {
             throw new UnsupportedOperationException("Not supported yet.");
         }
 
@@ -181,12 +181,12 @@ public String getHeader(String string) {
     }
 
     @Override
-    public Enumeration getHeaders(String string) {
+    public Enumeration<String> getHeaders(String string) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public Enumeration getHeaderNames() {
+    public Enumeration<String> getHeaderNames() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
@@ -333,7 +333,7 @@ public Object getAttribute(String string) {
     }
 
     @Override
-    public Enumeration getAttributeNames() {
+    public Enumeration<String> getAttributeNames() {
         return Collections.enumeration(attrs.keySet());
     }
 
@@ -373,7 +373,7 @@ public String getParameter(String string) {
     }
 
     @Override
-    public Enumeration getParameterNames() {
+    public Enumeration<String> getParameterNames() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
@@ -383,7 +383,7 @@ public String[] getParameterValues(String string) {
     }
 
     @Override
-    public Map getParameterMap() {
+    public Map<String,String[]> getParameterMap() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
@@ -438,7 +438,7 @@ public Locale getLocale() {
     }
 
     @Override
-    public Enumeration getLocales() {
+    public Enumeration<Locale> getLocales() {
         throw new UnsupportedOperationException("Not supported yet.");
     }