From 2f541954cc8884a30e8ea2eb0d148b8e9c20615c Mon Sep 17 00:00:00 2001
From: Elizabeth Chatman <echatman@users.noreply.github.com>
Date: Mon, 18 Oct 2021 23:32:39 -0700
Subject: [PATCH] Give StringBuilder an initial capacity of 256 (#150)

closes #149
---
 .../src/main/java/co/elastic/logging/logback/EcsEncoder.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/logback-ecs-encoder/src/main/java/co/elastic/logging/logback/EcsEncoder.java b/logback-ecs-encoder/src/main/java/co/elastic/logging/logback/EcsEncoder.java
index 80ecf1e1..f961fb73 100644
--- a/logback-ecs-encoder/src/main/java/co/elastic/logging/logback/EcsEncoder.java
+++ b/logback-ecs-encoder/src/main/java/co/elastic/logging/logback/EcsEncoder.java
@@ -95,7 +95,7 @@ public void close() throws IOException {
 
     @Override
     public byte[] encode(ILoggingEvent event) {
-        StringBuilder builder = new StringBuilder();
+        StringBuilder builder = new StringBuilder(256);
         EcsJsonSerializer.serializeObjectStart(builder, event.getTimeStamp());
         EcsJsonSerializer.serializeLogLevel(builder, event.getLevel().toString());
         EcsJsonSerializer.serializeFormattedMessage(builder, event.getFormattedMessage());