add internal annotation

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1912727 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/poi-ooxml/src/main/java/org/apache/poi/openxml4j/opc/internal/NoCloseInputStream.java b/poi-ooxml/src/main/java/org/apache/poi/openxml4j/opc/internal/NoCloseInputStream.java
index 38cd6d593f2a59d9707f9721606a6af516d322d8..b27685aab28e0edf61ad1fc690735ee965b39247 100644 (file)
--- a/poi-ooxml/src/main/java/org/apache/poi/openxml4j/opc/internal/NoCloseInputStream.java
+++ b/poi-ooxml/src/main/java/org/apache/poi/openxml4j/opc/internal/NoCloseInputStream.java
@@ -17,9 +17,12 @@
 
 package org.apache.poi.openxml4j.opc.internal;
 
+import org.apache.poi.util.Internal;
+
 import java.io.FilterInputStream;
 import java.io.InputStream;
 
+@Internal
 final class NoCloseInputStream extends FilterInputStream {
     NoCloseInputStream(InputStream stream) {
         super(stream);