diff --git a/lucene/src/java/org/apache/lucene/index/DocInverter.java b/lucene/src/java/org/apache/lucene/index/DocInverter.java
index a5638780a75..9560ba2b808 100644
--- a/lucene/src/java/org/apache/lucene/index/DocInverter.java
+++ b/lucene/src/java/org/apache/lucene/index/DocInverter.java
@@ -56,9 +56,6 @@ final class DocInverter extends DocFieldConsumer {
     }
   }
 
-  // Used to read a string value for a field
-  final ReusableStringReader stringReader = new ReusableStringReader();
-
   public DocInverter(DocumentsWriterPerThread.DocState docState, InvertedDocConsumer consumer, InvertedDocEndConsumer endConsumer) {
     this.docState = docState;
     this.consumer = consumer;
diff --git a/lucene/src/java/org/apache/lucene/index/ReusableStringReader.java b/lucene/src/java/org/apache/lucene/index/ReusableStringReader.java
deleted file mode 100644
index 092604e70bd..00000000000
--- a/lucene/src/java/org/apache/lucene/index/ReusableStringReader.java
+++ /dev/null
@@ -1,60 +0,0 @@
-package org.apache.lucene.index;
-
-/**
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import java.io.Reader;
-
-/** Used by DocumentsWriter to implemented a StringReader
- *  that can be reset to a new string; we use this when
- *  tokenizing the string value from a Field. */
-final class ReusableStringReader extends Reader {
-  int upto;
-  int left;
-  String s;
-  void init(String s) {
-    this.s = s;
-    left = s.length();
-    this.upto = 0;
-  }
-  @Override
-  public int read(char[] c) {
-    return read(c, 0, c.length);
-  }
-  @Override
-  public int read(char[] c, int off, int len) {
-    if (left > len) {
-      s.getChars(upto, upto+len, c, off);
-      upto += len;
-      left -= len;
-      return len;
-    } else if (0 == left) {
-      // don't keep a reference (s could have been very large)
-      s = null;
-      return -1;
-    } else {
-      s.getChars(upto, upto+left, c, off);
-      int r = left;
-      left = 0;
-      upto = s.length();
-      return r;
-    }
-  }
-  @Override
-  public void close() {}
-}
-