Author: rdonkin
Date: Fri Dec  6 08:41:16 2013
New Revision: 1548430

URL: http://svn.apache.org/r1548430
Log:
Apply PMD Rules.

Modified:
    
creadur/rat/branches/gsoc/apache-rat-core/src/main/java/org/apache/rat/document/impl/DocumentImplUtils.java

Modified: 
creadur/rat/branches/gsoc/apache-rat-core/src/main/java/org/apache/rat/document/impl/DocumentImplUtils.java
URL: 
http://svn.apache.org/viewvc/creadur/rat/branches/gsoc/apache-rat-core/src/main/java/org/apache/rat/document/impl/DocumentImplUtils.java?rev=1548430&r1=1548429&r2=1548430&view=diff
==============================================================================
--- 
creadur/rat/branches/gsoc/apache-rat-core/src/main/java/org/apache/rat/document/impl/DocumentImplUtils.java
 (original)
+++ 
creadur/rat/branches/gsoc/apache-rat-core/src/main/java/org/apache/rat/document/impl/DocumentImplUtils.java
 Fri Dec  6 08:41:16 2013
@@ -26,20 +26,27 @@ import java.util.zip.ZipException;
 import java.util.zip.ZipInputStream;
 
 import org.apache.commons.io.IOUtils;
+
 /**
  *
  */
-public class DocumentImplUtils {
+public final class DocumentImplUtils {
+
+       /**
+        * 
+        */
+       private DocumentImplUtils() {
+               super();
+       }
 
        /**
         * 
         * @param file
         * @return
         */
-       public final static String toName(File file) {
+       public final static String toName(final File file) {
                String path = file.getPath();
-               String normalisedPath = path.replace('\\', '/');
-               return normalisedPath;
+               return path.replace('\\', '/');
        }
 
        /**
@@ -47,18 +54,19 @@ public class DocumentImplUtils {
         * @param stream
         * @return
         */
-       public static final boolean isZipStream(InputStream stream) {
+       public static final boolean isZipStream(final InputStream stream) {
                ZipInputStream zip = new ZipInputStream(stream);
+               boolean result = true;
                try {
                        zip.getNextEntry();
-                       return true;
                } catch (ZipException e) {
-                       return false;
+                       result = false;
                } catch (IOException e) {
-                       return false;
+                       result = false;
                } finally {
                        IOUtils.closeQuietly(zip);
                }
+               return result;
        }
 
        /**
@@ -66,12 +74,14 @@ public class DocumentImplUtils {
         * @param file
         * @return
         */
-       public static final boolean isZip(File file) {
+       public static final boolean isZip(final File file) {
+               boolean result;
                try {
-                       return isZipStream(new FileInputStream(file));
+                       result = isZipStream(new FileInputStream(file));
                } catch (IOException e) {
-                       return false;
+                       result = false;
                }
+               return result;
        }
 
 }


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