Index: lucene/core/src/java/org/apache/lucene/analysis/AnalyzerWrapper.java
===================================================================
--- lucene/core/src/java/org/apache/lucene/analysis/AnalyzerWrapper.java	(revision 1508466)
+++ lucene/core/src/java/org/apache/lucene/analysis/AnalyzerWrapper.java	(working copy)
@@ -61,6 +61,21 @@
    */
   protected abstract TokenStreamComponents wrapComponents(String fieldName, TokenStreamComponents components);
 
+  /**
+   * Wraps / alters the given Reader. Through this method AnalyzerWrappers can
+   * implement {@link #initReader(String, Reader)}. This method returns the
+   * given reader by default.
+   * 
+   * @param fieldName
+   *          name of the field which is to be analyzed
+   * @param reader
+   *          the reader to wrap
+   * @return the wrapped reader
+   */
+  protected Reader wrapReader(String fieldName, Reader reader) {
+    return reader;
+  }
+  
   @Override
   protected final TokenStreamComponents createComponents(String fieldName, Reader aReader) {
     return wrapComponents(fieldName, getWrappedAnalyzer(fieldName).createComponents(fieldName, aReader));
@@ -78,6 +93,6 @@
 
   @Override
   public final Reader initReader(String fieldName, Reader reader) {
-    return getWrappedAnalyzer(fieldName).initReader(fieldName, reader);
+    return getWrappedAnalyzer(fieldName).initReader(fieldName, wrapReader(fieldName, reader));
   }
 }