diff -r 000000000000 -r 373ffda63c9a src/share/jaxws_classes/com/oracle/webservices/internal/api/databinding/ExternalMetadataFeature.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/jaxws_classes/com/oracle/webservices/internal/api/databinding/ExternalMetadataFeature.java	Wed Apr 27 01:27:09 2016 +0800
@@ -0,0 +1,163 @@
+/*
+ * Copyright (c) 1997, 2013, 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 com.oracle.webservices.internal.api.databinding;
+
+import com.sun.xml.internal.ws.api.databinding.MetadataReader;
+import com.sun.xml.internal.ws.model.ExternalMetadataReader;
+
+import javax.xml.ws.WebServiceFeature;
+import java.io.File;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * WebServiceFeature allowing to define either on server or client side external xml descriptors replacing/supplementing
+ * WS metadata provided by class annotations. This can be useful if those annotations are missing (existing non-WS
+ * components) or if it is necessary to override those.
+ *
+ * @author Miroslav Kos (miroslav.kos at oracle.com)
+ */
+public class ExternalMetadataFeature extends WebServiceFeature {
+
+    private static final String ID = "com.oracle.webservices.internal.api.databinding.ExternalMetadataFeature";
+
+    /**
+     * Enable this feature.  Defaults to true.
+     */
+    private boolean enabled = true;
+
+    private List<String> resourceNames;
+    private List<File> files;
+    private MetadataReader reader;
+
+    private ExternalMetadataFeature() {
+    }
+
+    public void addResources(String... resourceNames) {
+        if (this.resourceNames == null) {
+            this.resourceNames = new ArrayList<String>();
+        }
+        Collections.addAll(this.resourceNames, resourceNames);
+    }
+
+    public List<String> getResourceNames() { return resourceNames; }
+
+    public void addFiles(File... files) {
+        if (this.files == null) {
+            this.files = new ArrayList<File>();
+        }
+        Collections.addAll(this.files, files);
+    }
+
+    public List<File> getFiles() { return files; }
+
+    public boolean isEnabled() {
+        return enabled;
+    }
+
+    private void setEnabled(final boolean x) {
+        enabled = x;
+    }
+
+    @Override
+    public String getID() {
+        return ID;
+    }
+
+    public MetadataReader getMetadataReader(ClassLoader classLoader, boolean disableXmlSecurity) {
+        if (reader != null && enabled) return reader;
+        return enabled ? new ExternalMetadataReader(files, resourceNames, classLoader, true, disableXmlSecurity) : null;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        ExternalMetadataFeature that = (ExternalMetadataFeature) o;
+
+        if (enabled != that.enabled) return false;
+        if (files != null ? !files.equals(that.files) : that.files != null) return false;
+        if (resourceNames != null ? !resourceNames.equals(that.resourceNames) : that.resourceNames != null)
+            return false;
+
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = (enabled ? 1 : 0);
+        result = 31 * result + (resourceNames != null ? resourceNames.hashCode() : 0);
+        result = 31 * result + (files != null ? files.hashCode() : 0);
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        return "[" + getID() +
+                ", enabled=" + enabled +
+                ", resourceNames=" + resourceNames +
+                ", files=" + files +
+                ']';
+    }
+
+    public static Builder builder() {
+        return new Builder(new ExternalMetadataFeature());
+    }
+
+    public final static class Builder {
+        final private ExternalMetadataFeature o;
+
+        Builder(final ExternalMetadataFeature x) {
+            o = x;
+        }
+
+        public ExternalMetadataFeature build() {
+            return o;
+        }
+
+        public Builder addResources(String... res) {
+            o.addResources(res);
+            return this;
+        }
+
+        public Builder addFiles(File... files) {
+            o.addFiles(files);
+            return this;
+        }
+
+        public Builder setEnabled(boolean enabled) {
+            o.setEnabled(enabled);
+            return this;
+        }
+
+        public Builder setReader( MetadataReader r ) {
+            o.reader = r;
+            return this;
+        }
+    }
+}