usability improvement

diff --git a/src/main/java/eu/svjatoslav/inspector/java/structure/ClassGraph.java b/src/main/java/eu/svjatoslav/inspector/java/structure/ClassGraph.java
index f3afd80..62e0911 100755 (executable)
--- a/src/main/java/eu/svjatoslav/inspector/java/structure/ClassGraph.java
+++ b/src/main/java/eu/svjatoslav/inspector/java/structure/ClassGraph.java
@@ -119,10 +119,9 @@ public class ClassGraph {
                        } finally {
                        }
 
-                       if (!keepDotFile) {
+                       if (!keepDotFile)
                                // delete dot file
                                new File(dotFilePath).delete();
-                       }
                } catch (final IOException e) {
                        System.err.println(e);
                }
@@ -173,12 +172,13 @@ public class ClassGraph {
        /**
         * Hide orphaned class that have no references
         */
-       public void hideOrphanedClasses() {
+       public ClassGraph hideOrphanedClasses() {
 
                for (final ClassDescriptor classDescriptor : fullyQualifiedNameToClassMap
                                .values())
                        classDescriptor.hideClassIfNoReferences();
 
+               return this;
        }
 
        protected boolean isClassShown(final String className) {