1 files changed, 0 insertions, 34 deletions
diff --git a/container-search/src/main/java/com/yahoo/search/yql/CaseInsensitiveFileStream.java b/container-search/src/main/java/com/yahoo/search/yql/CaseInsensitiveFileStream.java
deleted file mode 100644
index 0f83fd40cc1..00000000000
--- a/container-search/src/main/java/com/yahoo/search/yql/CaseInsensitiveFileStream.java
+++ /dev/null
@@ -1,34 +0,0 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
-package com.yahoo.search.yql;
-
-import org.antlr.v4.runtime.ANTLRFileStream;
-import org.antlr.v4.runtime.CharStream;
-
-import java.io.IOException;
-
-/**
- * Enable ANTLR to do case insensitive comparisons when reading from files without throwing away the case in the token.
- */
-
-class CaseInsensitiveFileStream extends ANTLRFileStream {
-
-    public CaseInsensitiveFileStream(String fileName) throws IOException {
-        super(fileName);
-    }
-
-    @Override
-    public int LA(int i) {
-        if (i == 0) {
-            return 0;
-        }
-        if (i < 0) {
-            i++; // e.g., translate LA(-1) to use offset 0
-        }
-
-        if ((p + i - 1) >= n) {
-            return CharStream.EOF;
-        }
-        return Character.toLowerCase(data[p + i - 1]);
-    }
-
-}