code simplifications / removed warnings

source/net/yacy/http/Jetty8YaCySecurityHandler.java

@@ -91,12 +91,11 @@ public class Jetty8YaCySecurityHandler extends ConstraintSecurityHandler {
         if (protectedPage) {
             if (grantedForLocalhost) {
                 return null; // quick return for local admin
-            } else {
-                RoleInfo roleinfo = new RoleInfo();
-                roleinfo.setChecked(true); // RoleInfo.setChecked() : in Jetty this means - marked to have any security constraint
-                roleinfo.addRole(AccessRight.ADMIN_RIGHT.toString()); // use AccessRights as role
-                return roleinfo;
-            } 
+            }
+            RoleInfo roleinfo = new RoleInfo();
+            roleinfo.setChecked(true); // RoleInfo.setChecked() : in Jetty this means - marked to have any security constraint
+            roleinfo.addRole(AccessRight.ADMIN_RIGHT.toString()); // use AccessRights as role
+            return roleinfo; 
         }
         return (RoleInfo)super.prepareConstraintInfo(pathInContext, request);
     }

source/net/yacy/http/YaCyLegacyCredential.java

@@ -86,9 +86,8 @@ public class YaCyLegacyCredential extends Credential {
             // normal users (and new admin pwd)
             if (hash.startsWith(MD5.__TYPE) && hash != null) {
                 return (Digest.encodeMD5Hex(foruser + ":" + Switchboard.getSwitchboard().getConfig(SwitchboardConstants.ADMIN_REALM,"YaCy")+":" + pw).equals(hash.substring(4)));
-            } else { // special check for old style password hash (prior v1.67/9501 15.1.2014)
-                return Digest.encodeMD5Hex(foruser + ":" + pw).equals(hash);
             }
+            return Digest.encodeMD5Hex(foruser + ":" + pw).equals(hash);
         }
         throw new UnsupportedOperationException();
     }

source/net/yacy/http/YaCyLoginService.java

@@ -76,9 +76,8 @@ public class YaCyLoginService extends MappedLoginService implements LoginService
         if (credential != null) {
             if (roles != null) {
                 return putUser(username, credential, roles);
-            } else {
-                return putUser(username, credential); // w/o role makes not much sense, but succeeds login....
             }
+            return putUser(username, credential); // w/o role makes not much sense, but succeeds login....
         }
         return null;
     }

source/net/yacy/search/Switchboard.java

@@ -126,7 +126,6 @@ import net.yacy.crawler.HarvestProcess;
 import net.yacy.crawler.data.Cache;
 import net.yacy.crawler.data.CrawlProfile;
 import net.yacy.crawler.data.CrawlQueues;
-import net.yacy.crawler.data.Latency;
 import net.yacy.crawler.data.NoticedURL;
 import net.yacy.crawler.data.ResultImages;
 import net.yacy.crawler.data.ResultURLs;