From: Robert Varga <rovarga@cisco.com>
Date: Mon, 30 May 2016 14:28:27 +0000 (+0200)
Subject: Speed up toString() for XML elements
X-Git-Tag: release/beryllium-sr3~5
X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=yangtools.git;a=commitdiff_plain;h=73ecace3825eb4a9724d2987dbb78d177065d0cc

Speed up toString() for XML elements

Instantiating TransformerFactories is wasteful, use a shared instance.

Change-Id: I595df4553b617875abdb78ba08401fa84ba156bc
Signed-off-by: Robert Varga <rovarga@cisco.com>
---

diff --git a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/codec/xml/XMLStreamNormalizedNodeStreamWriter.java b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/codec/xml/XMLStreamNormalizedNodeStreamWriter.java
index 4cfe0c3c39..028374965f 100644
--- a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/codec/xml/XMLStreamNormalizedNodeStreamWriter.java
+++ b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/codec/xml/XMLStreamNormalizedNodeStreamWriter.java
@@ -286,7 +286,7 @@ public final class XMLStreamNormalizedNodeStreamWriter implements NormalizedNode
 
     public static String toString(final Element xml) {
         try {
-            final Transformer transformer = TransformerFactory.newInstance().newTransformer();
+            final Transformer transformer = TRANSFORMER_FACTORY.newTransformer();
             transformer.setOutputProperty(OutputKeys.INDENT, "yes");
 
             final StreamResult result = new StreamResult(new StringWriter());