PLXCOMP-196: Ignore unset dir/file modes in PlexusIoFileResourceColle…

…ction

Only consider the mode that has been set and ignore the other,
to avoid treating -1 as 'all permissions'.

src/main/java/org/codehaus/plexus/components/io/resources/PlexusIoFileResourceCollection.java

@@ -67,19 +67,31 @@ public PlexusIoFileResourceCollection( Logger logger )
     public void setDefaultAttributes( int uid, String userName, int gid, String groupName, int fileMode, int dirMode )
     {
         defaultFileAttributes = new FileAttributes( uid, userName, gid, groupName, new char[]{} );
-        defaultFileAttributes.setOctalMode( fileMode );
+        if ( fileMode >= 0 )
+        {
+            defaultFileAttributes.setOctalMode( fileMode );
+        }
 
         defaultDirAttributes = new FileAttributes( uid, userName, gid, groupName, new char[]{} );
-        defaultDirAttributes.setOctalMode( dirMode );
+        if ( dirMode >= 0 )
+        {
+            defaultDirAttributes.setOctalMode( dirMode );
+        }
     }
 
     public void setOverrideAttributes( int uid, String userName, int gid, String groupName, int fileMode, int dirMode )
     {
         overrideFileAttributes = new FileAttributes( uid, userName, gid, groupName, new char[]{} );
-        overrideFileAttributes.setOctalMode( fileMode );
+        if ( fileMode >= 0 )
+        {
+            overrideFileAttributes.setOctalMode( fileMode );
+        }
 
         overrideDirAttributes = new FileAttributes( uid, userName, gid, groupName, new char[]{} );
-        overrideDirAttributes.setOctalMode( dirMode );
+        if ( dirMode >= 0 )
+        {
+            overrideDirAttributes.setOctalMode( dirMode );
+        }
     }
 
     /**
@@ -187,4 +199,4 @@ public Iterator<PlexusIoResource> getResources() throws IOException
         addResources( result, files, attributesByPath );
         return result.iterator();
     }
-}
+}