Make private methods static

[controller.git] / opendaylight / md-sal / sal-clustering-commons / src / main / java / org / opendaylight / controller / cluster / datastore / node / utils / NormalizedNodePrinter.java

diff --git a/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/datastore/node/utils/NormalizedNodePrinter.java b/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/datastore/node/utils/NormalizedNodePrinter.java
index 9367118bf45878b3699cc934362c2d94d730b814..23f314e2923399c834ef089b854d46db05a2570e 100644 (file)
--- a/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/datastore/node/utils/NormalizedNodePrinter.java
+++ b/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/datastore/node/utils/NormalizedNodePrinter.java
@@ -14,7 +14,7 @@ import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
 
 public class NormalizedNodePrinter implements NormalizedNodeVisitor {
 
-    private String spaces(int n){
+    private static String spaces(int n){
         StringBuilder builder = new StringBuilder();
         for(int i=0;i<n;i++){
             builder.append(' ');