diff -r 000000000000 -r 373ffda63c9a src/share/jaxws_classes/com/sun/xml/internal/ws/util/pipe/DumpTube.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/jaxws_classes/com/sun/xml/internal/ws/util/pipe/DumpTube.java	Wed Apr 27 01:27:09 2016 +0800
@@ -0,0 +1,146 @@
+/*
+ * Copyright (c) 1997, 2012, 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.sun.xml.internal.ws.util.pipe;
+
+import com.sun.xml.internal.ws.api.message.Packet;
+import com.sun.xml.internal.ws.api.pipe.NextAction;
+import com.sun.xml.internal.ws.api.pipe.Pipe;
+import com.sun.xml.internal.ws.api.pipe.Tube;
+import com.sun.xml.internal.ws.api.pipe.TubeCloner;
+import com.sun.xml.internal.ws.api.pipe.helper.AbstractFilterTubeImpl;
+import com.sun.xml.internal.ws.api.pipe.helper.AbstractTubeImpl;
+
+import javax.xml.stream.XMLOutputFactory;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamWriter;
+import java.io.PrintStream;
+import java.lang.reflect.Constructor;
+
+/**
+ * {@link Pipe} that dumps messages that pass through.
+ *
+ * @author Kohsuke Kawaguchi
+ */
+public class DumpTube extends AbstractFilterTubeImpl {
+
+    private final String name;
+
+    private final PrintStream out;
+
+    private final XMLOutputFactory staxOut;
+
+    /**
+     * @param name
+     *      Specify the name that identifies this {@link DumpTube}
+     *      instance. This string will be printed when this pipe
+     *      dumps messages, and allows people to distinguish which
+     *      pipe instance is dumping a message when multiple
+     *      {@link DumpTube}s print messages out.
+     * @param out
+     *      The output to send dumps to.
+     * @param next
+     *      The next {@link Tube} in the pipeline.
+     */
+    public DumpTube(String name, PrintStream out, Tube next) {
+        super(next);
+        this.name = name;
+        this.out = out;
+        this.staxOut = XMLOutputFactory.newInstance();
+        //staxOut.setProperty(XMLOutputFactory.IS_REPAIRING_NAMESPACES,true);
+    }
+
+    /**
+     * Copy constructor.
+     */
+    protected DumpTube(DumpTube that, TubeCloner cloner) {
+        super(that,cloner);
+        this.name = that.name;
+        this.out = that.out;
+        this.staxOut = that.staxOut;
+    }
+
+    @Override
+    public NextAction processRequest(Packet request) {
+        dump("request",request);
+        return super.processRequest(request);
+    }
+
+    @Override
+    public NextAction processResponse(Packet response) {
+        dump("response",response);
+        return super.processResponse(response);
+    }
+
+    protected void dump(String header, Packet packet) {
+        out.println("====["+name+":"+header+"]====");
+        if(packet.getMessage()==null)
+            out.println("(none)");
+        else
+            try {
+                XMLStreamWriter writer = staxOut.createXMLStreamWriter(new PrintStream(out) {
+                    @Override
+                    public void close() {
+                        // noop
+                    }
+                });
+                writer = createIndenter(writer);
+                packet.getMessage().copy().writeTo(writer);
+                writer.close();
+            } catch (XMLStreamException e) {
+                e.printStackTrace(out);
+            }
+        out.println("============");
+    }
+
+    /**
+     * Wraps {@link XMLStreamWriter} by an indentation engine if possible.
+     *
+     * <p>
+     * We can do this only when we have <tt>stax-utils.jar</tt> in the classpath.
+     */
+    private XMLStreamWriter createIndenter(XMLStreamWriter writer) {
+        try {
+            Class clazz = getClass().getClassLoader().loadClass("javanet.staxutils.IndentingXMLStreamWriter");
+            Constructor c = clazz.getConstructor(XMLStreamWriter.class);
+            writer = (XMLStreamWriter)c.newInstance(writer);
+        } catch (Exception e) {
+            // if stax-utils.jar is not in the classpath, this will fail
+            // so, we'll just have to do without indentation
+            if(!warnStaxUtils) {
+                warnStaxUtils = true;
+                out.println("WARNING: put stax-utils.jar to the classpath to indent the dump output");
+            }
+        }
+        return writer;
+    }
+
+
+    public AbstractTubeImpl copy(TubeCloner cloner) {
+        return new DumpTube(this,cloner);
+    }
+
+    private static boolean warnStaxUtils;
+}