diff -r 4ebc2e2fb97c -r 71c04702a3d5 src/java.xml/share/classes/javax/xml/stream/XMLResolver.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.xml/share/classes/javax/xml/stream/XMLResolver.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package javax.xml.stream;
+
+/**
+ * This interface is used to resolve resources during an XML parse.  If an application wishes to
+ * perform custom entity resolution it must register an instance of this interface with
+ * the XMLInputFactory using the setXMLResolver method.
+ *
+ * @version 1.0
+ * @author Copyright (c) 2009 by Oracle Corporation. All Rights Reserved.
+ * @since 1.6
+ */
+public interface XMLResolver {
+
+  /**
+   * Retrieves a resource.  This resource can be of the following three return types:
+   * (1) java.io.InputStream (2) javax.xml.stream.XMLStreamReader (3) java.xml.stream.XMLEventReader.
+   * If this method returns null the processor will attempt to resolve the entity using its
+   * default mechanism.
+   *
+   * @param publicID The public identifier of the external entity being referenced, or null if none was supplied.
+   * @param systemID The system identifier of the external entity being referenced.
+   * @param baseURI  Absolute base URI associated with systemId.
+   * @param namespace The namespace of the entity to resolve.
+   * @return The resource requested or null.
+   * @throws XMLStreamException if there was a failure attempting to resolve the resource.
+   */
+  public Object resolveEntity(String publicID,
+                              String systemID,
+                              String baseURI,
+                              String namespace)
+    throws XMLStreamException;
+}