fix broken build due to small logging error detected by SpotBugs

significant reformatting due to Eclipse auto-save action (someone really
needs to finish the Checkstyle uniform formatting)

see https://github.com/apache/fineract/pull/592

fineract-provider/src/main/java/org/apache/fineract/portfolio/rate/service/RateWriteServiceImpl.java

@@ -48,8 +48,8 @@ import org.springframework.transaction.annotation.Transactional;
 @Service
 public class RateWriteServiceImpl implements RateWriteService {
 
-  private final static Logger logger = LoggerFactory
-      .getLogger(RateWriteServiceImpl.class);
+    private final static Logger logger = LoggerFactory.getLogger(RateWriteServiceImpl.class);
+
     private final RateRepository rateRepository;
     private final AppUserRepository appUserRepository;
     private final PlatformSecurityContext context;
@@ -125,13 +125,12 @@ public class RateWriteServiceImpl implements RateWriteService {
 
         } catch (final DataIntegrityViolationException dve) {
             handleRateDataIntegrityIssues(command, dve.getMostSpecificCause(), dve);
-      return new CommandProcessingResult(Long.valueOf(-1));
+            return new CommandProcessingResult((long) -1);
         } catch (final PersistenceException dve) {
             Throwable throwable = ExceptionUtils.getRootCause(dve.getCause());
             handleRateDataIntegrityIssues(command, throwable, dve);
             return CommandProcessingResult.empty();
         }
-
     }
 
     /*
@@ -147,9 +146,8 @@ public class RateWriteServiceImpl implements RateWriteService {
                     + "' already exists", "name", name);
         }
 
-    logger.error(dve.getMessage(), dve);
+        logger.error("Error due to Exception", dve);
         throw new PlatformDataIntegrityException("error.msg.fund.unknown.data.integrity.issue",
                 "Unknown data integrity issue with resource: " + realCause.getMessage());
     }
-
 }