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-rw-r--r--pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/preprocessor/PreProcessorLoader.java2
1 files changed, 1 insertions, 1 deletions
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>();