Fix odlparent-3-detected checkstyle issues

[yangtools.git] / yang / yang-model-validator / src / main / java / org / opendaylight / yangtools / yang / validator / SystemTestUtils.java

diff --git a/yang/yang-model-validator/src/main/java/org/opendaylight/yangtools/yang/validator/SystemTestUtils.java b/yang/yang-model-validator/src/main/java/org/opendaylight/yangtools/yang/validator/SystemTestUtils.java
index 543e6351b27a8b3b299aced8a9d0bda83b2a8e71..d1da05ae437f29820d06e3e3bc0dea0349dc040d 100644 (file)
--- a/yang/yang-model-validator/src/main/java/org/opendaylight/yangtools/yang/validator/SystemTestUtils.java
+++ b/yang/yang-model-validator/src/main/java/org/opendaylight/yangtools/yang/validator/SystemTestUtils.java
@@ -34,11 +34,15 @@ import org.opendaylight.yangtools.yang.parser.spi.source.StatementStreamSource;
 import org.opendaylight.yangtools.yang.parser.stmt.reactor.CrossSourceStatementReactor;
 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.YangInferencePipeline;
 
-class SystemTestUtils {
+final class SystemTestUtils {
 
     private static final Pattern MODULE_PATTERN = Pattern.compile("module(.*?)\\{");
     private static final Pattern WHITESPACES = Pattern.compile("\\s+");
 
+    private SystemTestUtils() {
+        throw new UnsupportedOperationException();
+    }
+
     static final FileFilter YANG_FILE_FILTER = file -> {
         final String name = file.getName().toLowerCase();
         return name.endsWith(YangConstants.RFC6020_YANG_FILE_EXTENSION) && file.isFile();