From 6390740db3f7bce161ea2f4d4bcb494fcda59022 Mon Sep 17 00:00:00 2001
From: Andreas Fitzek <andreas.fitzek@iaik.tugraz.at>
Date: Tue, 17 Nov 2015 14:31:59 +0100
Subject: synchronized preProcessor loader

---
 .../java/at/gv/egiz/pdfas/lib/impl/preprocessor/PreProcessorLoader.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/preprocessor/PreProcessorLoader.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/preprocessor/PreProcessorLoader.java
index 91218c82..6213351f 100644
--- a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/preprocessor/PreProcessorLoader.java
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/preprocessor/PreProcessorLoader.java
@@ -19,7 +19,7 @@ public class PreProcessorLoader {
 	
 	private static ServiceLoader<PreProcessor> preProcessorLoader = ServiceLoader.load(PreProcessor.class);
 	
-	public static List<PreProcessor> getPreProcessors(Configuration configuration) {
+	public synchronized static List<PreProcessor> getPreProcessors(Configuration configuration) {
 		logger.debug("building PreProcessors");
 		
 		List<PreProcessor> processors = new ArrayList<PreProcessor>();
-- 
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