Simplify length extraction.

diff --git a/src/main/java/net/pterodactylus/sone/template/ParserFilter.java b/src/main/java/net/pterodactylus/sone/template/ParserFilter.java
index 42e4035..c5f7f6b 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/template/ParserFilter.java
+++ b/src/main/java/net/pterodactylus/sone/template/ParserFilter.java
@@ -87,19 +87,7 @@ public class ParserFilter implements Filter {
        @Override
        public Object format(TemplateContext templateContext, Object data, Map<String, String> parameters) {
                String text = String.valueOf(data);
-               int length = -1;
-               try {
-                       length = Integer.parseInt(parameters.get("length"));
-               } catch (NumberFormatException nfe1) {
-                       /* ignore. */
-               }
-               if ((length == -1) && (parameters.get("length") != null)) {
-                       try {
-                               length = Integer.parseInt(String.valueOf(templateContext.get(parameters.get("length"))));
-                       } catch (NumberFormatException nfe1) {
-                               /* ignore. */
-                       }
-               }
+               int length = Numbers.safeParseInteger(parameters.get("length"), Numbers.safeParseInteger(templateContext.get(parameters.get("length")), -1));
                String soneKey = parameters.get("sone");
                if (soneKey == null) {
                        soneKey = "sone";